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CME256 or CME506 or CME656 or CME806 Service Parts
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Page 1
This parts list contains service part information for 8basic models, plus 4 different electricalconfigurations. The complete model number willbe needed to identify the correct part.
Model Series Changes (code at the end of the modelnumber)
C series - changes to the front & side panels D series - changes to the top panel and to the
compressor starting components
E series - new side panels and 2 TXVs withcheck valves for the CME506
F series - new water cooled condensers
Electrical Codes are located at the end of the modelnumber (voltage/hertz/phase):
-1 is 115/60/1
-32 is 208-230/60/1
-3 is 208-230/60/3
-6 is 250/50/1
Electrical Components Common to All Machines:
Inlet water valve
Water sensor
Discharge line sensor
Controller
Ice sensor/bin controls
Water level sensorUnique Electrical Components
Compressor and related starting components
Contactor (single / three phase)
Fan motor
Water pump
Transformer
Hot gas valve
Other Unique parts include: side panels, electrical,refrigeration and some water system items.
TABLE OF CONTENTS
Cabinet PAGE 2
Interior Structure & Controls PAGE 3
CME256 Air Cooled Refrigeration PAGE 4
CME506 A - D Series Air Cooled Refrigeration PAGE 5
CME506 E - F Series Air Cooled Refrigeration PAGE 6
CME656 Air Cooled Refrigeration PAGE 7
CME806 Air Cooled Refrigeration PAGE 8
Water System Components PAGE 9
CME256 Water Cooled Refrigeration PAGE 10
CME506 A - D Series Water Cooled Refrigeration PAGE 11
CME506 E - F Series Water Cooled Refrigeration PAGE 12
CME656 Water Cooled Refrigeration PAGE 13
CME806 Water Cooled Refrigeration PAGE 14
Compressors and Electrical Components for CME256 and CME506 PAGE 15
Compressors and Electrical Components for CME656 and CME806 PAGE 16
HTB555 Ice Storage Bin PAGE 17
D thru F Series Single Phase 60 Hz Schematic Diagram PAGE 18
D thru F Series, 115 volt CME256 and CME506 Wiring Diagram PAGE 19D thru F Series CME656 or CME806 Single Phase Wiring Diagram PAGE 20
D thru F Series CME656 Three Phase Wiring Diagram PAGE 21
D thru F Series, 230 volt, 60 Hz. CME256 and CME506 Diagram PAGE 22
D thru F Series CME506 50 Hz Air Cooled Diagram PAGE 33
D thru F Series CME506 50 Hz Water Cooled Diagram PAGE 34
D thru F Series CME656 or CME806 50 Hz Air Cooled Diagram PAGE 35
D thru F Series CME656 or CME806 50 Hz Water Cooled Diagram PAGE 36
D thru F Series, 50 Hz CME256 Diagram PAGE 41
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3
9
8
7 6
2 1
Item Part
Number Number Description
1 A35963-021 Right side panel, grey w/ louvers
A35963-022 Right side panel, stainless steel w/ louvers - fits all Air Cooled
A37071-021 Right side panel, painted w/out louvers (water cooled only)
A37071-022 A - D series right side panel, stainless steel without louvers (water cooled only)
A38126-021 E - F series right side panel, w/out louvers for water cooled only
2 02-3659-01 Top insulation
3 02-3797-21 C series Front panel kit, gray plastic, includes trim strip & emblems
03-1733-01 Strike (for C to E series panel, SS or plastic)
A37167-001 Front panel kit, SS, replaces gray plastic, includes item 10a (for A models)
A37488-021 C to F series Front panel kit, stainless steel, includes trim strip & emblemsA35964-002 Front panel kit, stainless steel (for A series)
3a 15-0808-03 Emblem for ss panel (Scotsman); 03-0271-00 is the speed nut for emblem
3b 15-0792-02 Emblem for C to F series front panel, (CM3)
4 03-1735-01 Screw for trim strip (for C to F series)
03-1404-12 Sheet metal screw for plastic front panel (for A series)
03-1419-22 Sheet metal screw for ss front panel
5 02-1875-03 Panel bumper/hole plug
6 03-1531-01 Sheet metal screw
7 A35962-021 Left side panel, grey enamel with louvers
A35962-022 Left side panel, stainless steel with louvers
A37070-021 Left side panel, grey enamel without louvers (water cooled only)
A37070-022 A - D series left side panel, stainless steel without louvers (water cooled only)
A38127-021 E - F series left side panel, w/out louvers for water cooled only
8 02-3485-01 Air filter, air cooled only
9 A35965-001 Top panel, grey enamel, order item 2 also
A35965-002 Top panel, stainless steel, order item 2 also
02-3822-21 Top panel, plastic, fits all, original to D series
10a 02-3663-01 Evaporator cover, use began Feb. 1997. Fits A and B series
02-3796-01 Insulation for above cover
02-3663-20 Evap cover w/ ins for C - F series
11 03-1423-06 Speed nut for panel screws
12 03-1733-02 Catch
4
5
10
11
13
3b
3a
4
14
12
Cabinet
13 A37326-001 Filter bracket
14 02-3794-01 Trim strip.
03-1731-02 is the push nut for trim strip
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9
7
10
11 12
7
1
8 7
22
15
16
13
14
9
1718
19
24
23
Note: Item 25 mounts to Item 1.
Item 1 must have rectangularmounting tabs. All units after 9/96
were mfg. with rectangular tabs.
Item Part
Number Number Description
1 11-0540-21 Bin Control Sensor (set)
2 02-3337-01 Cube deflector
3 02-3339-01 Stand pipe
02-3610-01 Stand pipe adjusting nut
4 02-3360-01 Reservoir washer
5 13-0617-56 O-ring
6 02-3338-01 Drain tube & fittings
7 03-1404-18 Screw
8 A36298-001 Left side channel
9 03-1531-01 Screw
10 A36297-001 Right side channel
11 13-0906-01 Plastic inlet water hose,
21" req. order 2 units - not used after Sept. 1996
12 03-1645-01 Screw13 03-1691-01 Nylon screw
14 02-3340-01 Reservoir cover
15 12-2548-01 Inlet water valve
16 13-0674-02 Tubing, 9" req., order 1unit
17 02-3443-01 Water fitting for hose
16-1020-01 Water fitting for copper
18 02-0179-05 Clamp
19 13-0903-01 Bumper for side panels
20
21
18
25
27
Interior Structure & Controls
20 16-0997-01 Inlet water fitting for hose
16-1019-01 Inlet water fitting for copper
21 16-0701-07 Mounting flange
22 12-2838-23 AutoIQ controller
23 12-2644-21 Low voltage harness A - C series
12-2782-21 Low volt harness, D + series 60
12-2782-23 Low volt harness, D + series 50
24 12-2618-01 Hi volt harness, w fan control A serie
12-2476-01 Hi volt harness for w/o fan control A-12-2678-01 Hi volt harness for 50 Hz models A-C
12-2784-21 Hi volt harness for D + series 60 Hz.
12-2786-21 Hi volt harness for D + series 50 Hz.
25 02-3657-01 Cascading shield, used onCME806, 656 and 506 after 2/97
26 A36460-001 Back panel assy (ac)
A36460-003 Back panel assy (wc)
27 A35959-001 Hi voltage box cover
28 A36457-001 Foamed base
26
6
3
2
45
28
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CME256 Air Cooled Refrigeration
12
See Page 15
9
11
8
7
Item Part
Number Number Description
1 18-8745-01 Condenser
2 03-1531-01 Screw
3 A36031-001 Shroud
4 A36668-001 Motor bracket
5 18-8503-01 Fan blade
6 18-5505-01 Fan motor for 115 volt, 60 Hz
18-5505-12 Fan motor for 230 volt, 50 Hz
18-5505-11 Fan motor for 230 volt, 60 Hz
7 12-2471-01 Hot gas valve w/coil12-2719-23 Hot gas valve coil only
8 16-1009-22 TXV
02-2920-01 Insulation for TXV
9 02-3319-01 Dryer
10 A36734-020 Evaporator
11 16-0832-21 Access valve
11a 16-0832-03 Port cap
11b 16-0832-02 Stem cap
For models with a fan control switch:
The part number of the fan control pressure switch is: 11-0508-2
12 02-3410-21 Temp sensor, incl. water tempsensor & clip
03-1711-01 Sensor clip
13 16-1063-02 Hot gas valve strainer (not shown)
4
5
6
4
3
1
2
10
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CME506 A - D Series Air Cooled Refrigeration
7
10
11
1213
Item PartNumber Number Description
1 18-8744-01 Condenser
2 03-1531-01 Screw
3 A35967-001 Shroud
4 A36668-001 Motor bracket
5 18-8503-01 Fan blade
6 18-5505-01 Fan motor for 115 volt, 60 Hz.
18-5505-12 Fan motor for 230 volt, 50 Hz.
18-5505-11 Fan motor for 230 volt, 60 Hz
7 12-2471-22 Hot gas valve w/coil
12-2719-23 Hot gas valve coil only8 A36734-020 Evaporator
9 16-1017-21 TXV (was 16-0867-21, they are interchangeable)
02-2920-01 Insulation for TXV
10 02-3410-21 Temp. sensor, includes water temp. & clip
11 02-3319-02 Dryer
12 16-0832-21 Access valve
12a 16-0832-03 Port cap
12b 16-0832-02 Stem cap
4
5
6
45
3
2
1
For models with a fan control switch:
The part number of the fan control pressure switch is: 11-0508-2
13 16-0843-03 Distributor assembly14 16-1063-01 Hot gas valve strainer (not shown)
9
See Page 15
8
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CME506 E - F Series Air Cooled Refrigeration
Item Part
Number Number Description
1 18-8866-01 Condenser - E Series & up
2 03-1531-01 Screw
3 A35967-001 Shroud
4 A36668-001 Motor bracket
5 18-8503-01 Fan blade
6 18-5505-01 Fan motor for 115 volt, 60 Hz.
18-5505-12 Fan motor for 230 volt, 50 Hz.
18-5505-11 Fan motor for 230 volt, 60 Hz7 12-2471-22 Hot gas valve w/coil
12-2719-23 Hot gas valve coil only
8 A36734-020 Evaporator
9 16-1009-22 TXV - only for E series & up
02-3792-01 Insulation for TXV
10 02-3410-21 Temp. sensor, includes watertemp. sensor. & clip
Item Part
Number Number Description
11 02-3319-01 Dryer
12 16-0832-21 Access valve
12a 16-0832-03 Port cap
12b 16-0832-02 Stem cap
13 16-1071-01 Check valve
14 16-1063-01 Hot gas valve strainer
4
5
6
45
3
2
1
9
11
7
14
13
12
8
10
See Page 15
9
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CME656 Air Cooled Refrigeration
9See Page 16
1312
11
10
Item Part
Number Number Description
1 18-8739-01 Condenser
2 03-1531-01 Screw
3 A35967-001 Shroud
4 A36668-001 Motor bracket
5 18-8503-01 Fan blade
6 18-5505-11 Fan motor for 60 Hz.
18-5505-12 Fan motor for 50 Hz.
7 12-2471-22 Hot gas valve w/coil
12-2719-23 Hot gas valve coil only
8 A36734-020 Evaporator
9 16-1065-21 TXV (was 16-0867-22 or 16-1018-21 - all interchangeable)02-2920-01 Insulation for TXV
10 16-0843-02 Distributor and tubes
11 02-3410-21 Temperature sensor, includes water temp sensor & clip
03-1711-01 Clip
12 02-3319-02 Dryer
13 16-0832-21 Access valve
13a 16-0832-03 Port cap
13b 16-0832-02 Stem cap
14 16-1063-01 Hot gas valve strainer (not shown)
For models with a fan control switch:
The part number of the fan control pressure switch is: 11-0508-
4
5
6
4
5
3
2
1
7
8
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CME806 Air Cooled Refrigeration
3
2
1
Item Part
Number Number Description
1 18-8739-01 Condenser2 03-1531-01 Screw
3 A35967-001 Shroud
4 A36668-001 Motor bracket
5 18-8503-01 Fan blade
6 18-8829-01 Fan motor for 60 Hz.
18-8829-02 Fan motor for 50 Hz.
7 12-2471-24 Hot gas valve complete w/coil
12-2719-23 Hot gas valve coil only
12-2733-30 Hot gas valve repair kit (no body, no coil)
8 A36734-020 Evaporator
9 16-1065-21 TXV
02-3396-01 Insulation for TXV
10 16-0843-02 Distributor and tubes
11 02-3410-21 Temperature sensor, includes water temp sensor & clip
03-1711-01 Clip
12 02-3319-02 Dryer
13 16-0832-21 Access valve
13a 16-0832-03 Port cap
13b 16-0832-02 Stem cap
14 16-1063-01 Hot gas valve strainer
12 14
13
7
10
9
8
See Page 16
11
4
5
6
4
5
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Water System Components
8
37
1
1
7
5
6
9
10
11
14
Item Part
Number Number Description
1 02-2527-01 Water distributor
2 A30926-001 Distributor manifold
3 13-0898-02 Tubing grommet
4 02-3361-01 Water discharge tube forsingle evaporator models
5 02-3410-21 Water temperature sensor includes disch. temp. sensor
6 no number Cable tie
7 02-3405-01 Inlet Tee
13-0840-01 Rubber plug
8 02-3336-01 Water distributor tube fordouble evaporator models
9 02-3383-01 Float stem, 1 evaporator model*02-3383-02 Float stem, 2 evaporator model*
10 11-0539-21 Float (water level) sensor
11 02-3388-04 Front pump bracket for 12-2586 type pump
12 02-3388-05 Rear pump bracket for 12-2586 type pump
13 12-2506-01 Harness
14 02-3341-01 Float
15 12-2586-21 CME256-1 (115 volt) pump
12-2586-27 CME506-1 (115 volt) pump
12-2586-26 CME256-6 or -32 (208-230 volt),
12-2586-23 CME506-6 or 32 (208-230 volt),
CME656 or CME806 (208-230 volt) pump. 50 or 60 Hz.
* Not adjustable after 2/97. Then 1 evap model white, 2 evap. model grey.
12
1
4 3
3
6
5
Single EvaporatorModels
Two Evaporator Models
12
15
13
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CME256 Water Cooled Refrigeration
12
6
7
11
See Page 15
8
9
10
1
2
5
4
3
Item Part
Number Number Description
1 03-1403-15 Screw
2 11-0478-01 Water regulating valve
3 A36440-001 Back cover
4 03-1645-01 Screw
5 18-3306-25 Condenser, A thru E series
18-8871-21 Condenser, F series
6 02-3319-01 Dryer
7 A36734-020 Evaporator8 02-3410-21 Hi temperature sensor,includes water temp sensor & clip
03-1711-01 Clip for sensor
9 11-0501-21 Hi pressure cut out
10 16-0832-21 Access valve
10a 16-0832-03 Port cap
10b 16-0832-02 Stem cap
11 16-1009-22 TXV 1/4 ton
02-2920-01 Insulation for TXV
Item Part
Number Number Description
12 12-2471-01 Hot gas valve w/coil
12-2719-23 Hot gas valve coil only
13 16-1063-02 Hot gas valve strainer
(not shown)
14 A31828-001 Fitting
14
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CME506 A - D Series Water Cooled Refrigeration
See Page 15
6
8
910
11
12
Item Part
Number Number Description
1 03-1403-15 Screw
2 11-0478-01 Water regulating valve
3 A36440-001 Back cover
4 03-1645-01 Screw
5 18-3306-25 Condenser
6 02-3319-02 Dryer
7 A36734-020 Evaporator
8 16-1017-21 TXV 1/2 ton (was 16-0867-21) For A - D Series only
02-2920-01 Insulation for TXV
9 16-0843-03 Distributor and tubes10 02-3410-21 Hi temperature sensor, includes water temperature sensor
03-1711-01 Clip for sensor
11 11-0501-21 Hi pressure cut out
12 12-2471-22 Hot gas valve w/coil
12-2719-23 Hot gas valve coil only
13 16-0832-21 Access valve
13a 16-0832-03 Port cap
14 16-1063-01 Hot gas valve strainer, not shown
15 A31828-001 Fitting
1
2
5
4
3
7
15
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Item PartNumber Number Description
1 16-1063-01 Hot gas valve strainer
2 11-0478-21 Water regulating valve
3 16-1071-01 Check valve
4 16-0832-21 Access valve
16-0832-03 Port cap
5 18-3306-25 Condenser, E series
18-8871-21 Condenser, F series
03-1645-01 Screw to mount condenser (not shown)
6 02-3319-02 Dryer
7 A36734-020 Evaporator8 16-1009-22 TXV for E Series & up
02-2920-01 Insulation for TXV
9 12-2471-22 Hot gas valve w/coil
12-2719-23 Hot gas valve coil only
10 02-3410-21 Hi temperature sensor, includes water temperature sensor
03-1711-01 Clip for sensor
11 11-0501-21 Hi pressure cut out
12 A31828-001 Fitting
CME256 or CME506 or CME656 or CME806 Service Parts
January 2006
Page 12
CME506 E - F Series Water Cooled Refrigeration
1
9
2
5
6
7
4
11
8
3
10
See Page 15
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6
See Page 16
8
9
10
11
12
13
14
Item Part
Number Number Description
1 03-1403-15 Screw
2 11-0478-01 Water regulating valve
3 A36440-001 Back cover
4 03-1645-01 Screw
5 18-6900-25 Condenser, A - E series
18-8874-21 Condenser, F series6 02-3319-02 Dryer
7 A36734-020 Evaporator
8 16-1065-21 TXV 1/2 ton (was16-0867-22 or 16-1018-21
- all interchangeable)
02-2920-01 Insulation for TXV
9 16-0843-02 Distributor and tubes
10 02-3410-21 Hi temperature sensor,includes water temperature sensor
03-1711-01 Clip for sensor mounting
Item Part
Number Number Description
11 11-0501-21 Hi pressure cut out
12 12-2471-22 Hot gas valve w/coil
12-2719-23 Hot gas valve coil only
13 16-0832-21 Access valve
13a 16-0832-03 Port cap
14 16-0874-01 Receiver15 16-1063-01 Hot gas valve strainer,
not shown
16 A31828-001 Fitting
CME656 Water Cooled Refrigeration
7
1
2
5
4
3
16
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Item Part
Number Number Description
1 03-1403-15 Screw
2 11-0478-01 Water regulating valve
3 A36440-001 Back cover
4 03-1645-01 Screw
5 18-6900-21 Condenser, A - E series
18-8874-21 Condenser, F series6 02-3319-02 Dryer
7 A36734-020 Evaporator
8 16-1065-21 TXV 1/2 ton
8a 02-3396-01 Insulation for TXV
9 16-0843-02 Distributor and tubes
10 02-3410-21 Hi temperature sensor,includes water temperature sensor
03-1711-01 Clip for sensor mounting
11 11-0501-21 Hi pressure cut out
Item Part
Number Number Description
12 12-2471-24 Hot gas valve completew/coil
12-2719-23 Hot gas valve coil only
12-2733-30 Hot gas valve repair kit, nocoil, no body
13 16-0832-21 Access valve
13a 16-0832-03 Port cap
14 16-1063-01 Hot gas valve strainer, notshown
15 A31828-001 Fitting
1
2
5
4
3
CME806 Water Cooled Refrigeration
6
See Page 16
8
9
10
11
12
13
7
15
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Page 15
Compressors and Electrical Components for CME256 and CME506
-6B, C, D, E, Fseries Transformer
Hi VoltageHarness Fuse Fuse Block Relay Relay Bracket
CME256 orCME506 12-2639-02 12-2678-21 12-2686-01 12-2687-01 12-2679-01 12-2680-01
Model CME256 CME506
Voltage/Hz 115/60 208-230/60 230/50 115/60 208-230/60 230/50
Phase Single Single Single Single Single Single
Compressor 18-8720-21* 18-8838-23* 18-8838-22 18-8721-21* 18-8839-23* 18-8721-22
PTCR - D thru Fseries only 18-8835-01 18-8835-01 18-8835-01 18-8835-01 18-8835-01 18-8835-01
Start Relay** 18-1903-44 not used not used 18-1903-50 not used 18-1903-29
Start Capacitor** 18-1901-49 not used 18-2200-35 18-1901-03 not used 18-1901-43
Run Capacitor 18-1902-52 18-1902-17 not used 18-1902-45 18-1902-45 18-1902-30
Overload 18-5700-50 18-8838-50 18-5700-55 18-8711-50 18-8839-50 18-8721-50
Mounting Bolt 03-1405-20 03-1405-20 03-1405-20 03-1405-20 03-1405-20 03-1405-20
Sleeve 18-2200-27 18-2200-27 18-2200-27 18-2200-27 18-2200-27 18-2200-27
Washer 03-1407-07 03-1407-07 03-1407-07 03-1407-07 03-1407-07 03-1407-07
Grommet 18-2200-28 18-2200-28 18-2200-28 18-2200-28 18-2200-28 18-2200-28
Contactor 12-2469-01 12-2469-01 12-2469-01 12-2469-01 12-2469-01 12-2469-01
Transformer A37231-001 A37217-001 12-2639-02 A37231-001 A37217-001 A37217-001
* Includes starting components. All compressors include a drier. ** D thru F series uses PTCR
Bolt
Compressor
Grommet,
Sleeve
Washer
Relay, A - CSeries
Start Capacitor
A - C Series Only
Run CapacitorContactor
Transformer
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Page 16
Bolt
Compressor
Grommet,
Sleeve Washer
Run CapacitorContactor
Model CME656 CME806
Voltage/Hz 208-230/60 208-230/60 230/50 208-230/60 208-230/60 230/50
Phase Single Three Single Single Three Single
Compressor 18-8813-23* 18-8813-25 18-8813-27 18-8749-22* 18-8749-24 18-8749-27
PTCR - D thruF series only 18-8835-01 not used 18-8835-01 18-8835-01 not used 18-8835-01
Start Relay** 18-1903-33 not used 18-1903-29 18-1903-46 not used 18-1903-33
StartCapacitor** 18-1901-15 not used 18-1901-52 18-1901-48 not used 18-1901-48
Run Capacitor 18-1902-53 not used 18-1902-53 18-1902-55 not used 18-1902-55
Overload internal internal internal internal internal internal
Mounting Bolt 03-1405-20 03-1405-20 03-1405-20 03-1405-20 03-1405-20 03-1405-20
Sleeve 18-2200-27 18-2200-27 18-2200-27 18-2200-27 18-2200-27 18-2200-27
Washer 03-1407-07 03-1407-07 03-1407-07 03-1407-07 03-1407-07 03-1407-07
Grommet 18-2200-28 18-2200-28 18-2200-28 18-2200-28 18-2200-28 18-2200-28
Contactor 12-2469-01 12-2533-01 12-2469-01 12-2469-01 12-2533-01 12-2469-01
Transformer A37217-001 A37217-001 A37217-001 A37217-001 A37217-001 A37217-001
* Includes starting components. All compressors include a drier. ** D thru F series uses PTCR
-6B, C, D, E, Fseries Transformer
Hi VoltageHarness Fuse Fuse Block Relay Relay Bracket
CME656 orCME806 12-2639-02 12-2678-21 12-2686-01 12-2687-01 12-2679-01 12-2680-01
Compressors and Electrical Components for CME656 and CME806
Relay, A - CSeries
Start Capacitor
A - C Series Only
Transformer
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CME256 or CME506 or CME656 or CME806 Service Parts
December 2003
Page 17
Item Part
Number Number Description
1 02-2380-02 Spacer
2 02-3196-01 Hinge
3 02-2806-01 Shoulder screw
4 03-1539-09 E-ring
5 19-0503-04 Gasket 9 ft. *
6 02-3274-02 Door frame (grey)
7 13-0909-01 Door gasket - 58" *
8 A36481-022 Door, grey, includes #7.
9 03-0727-11 Thumb screw
10 A35637-001 Canopy
11 A35640-001 Baffle
12 02-2809-02 Drain top
13 13-0617-09 O-ring14 02-3108-01 Drain bottom
Not shown
03-1404-07 Screw for drain bottom
05-0586-01 Drain elbow
02-0540-00 Scoop
KLP2E Enamel leg kit
* Order gasket by the foot.
Optional: A35477-001 Scoop holder, not shown
HTB555 Ice Storage Bin
7
89
10
11
6
5
4
3
2
1Door
Frame(ref)
Bin Liner(ref) 12
1314
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CME256 or CME506 or CME656 or CME806 Service Parts
June 2002
Page 18
D thru F Series Single Phase 60 Hz Schematic Diagram
HI PRESSURE
CONTROL
(WCONLY)
PTCR
ELECTRONIC CONTROL
FAN
MOTOR
(AC ONLY)
DISCHARGE
TEMP.
SUMP
TEMP.
BI N
FULLX-MIT
BIN
FULL
RCV.
WATER
L EVEL
SENSOR
CONTACTOR T1 WATER
RUN
CAP.
COMPRESSOR
CONTACTOR
COIL
WATER VALVE
HOT GAS VALVE
TRANSFORMER
24V
LINE
L 1
PUMP
N ( 115/ 60/ 1 UNITS)L2 (230/60/ 1 UNITS)
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CME256 or CME506 or CME656 or CME806 Service Parts
June 2002
Page 19
D thru F Series, 115 volt CME256 and CME506 Wiring Diagram
( AC ONL Y)
W
BK
W/ Y
EL ECTRONI C
CONTROL
COMPRESSOR
EXTERNAL
PROTECTOR
BK
FUSI TE
R
W
BKRUNWINDING
STARTWINDING
R
S
C
1 DASHED LINES INDICATE FIELD WIRING WHICH MUST BE
INSTALLED IN ACCORDANCE WITH THE NATIONAL ELECTRICAL
CODE AND ALL STATE AND LOCAL CODES.
123
1
5
43
2
1
2
3
2
1
3
3
21
4
5
4
32
1
5
43217654321
COMMUNICATIONS
PORT
6
7
8 9
GRAY
Y
V
O
O
O
L B
W/ RW
BK
W/ R
BK RY
BK
BK
W
BU
W
BN
BIN FULL
RECIEVER
BIN FULL
TRANSMITTER
WATER
LEVEL
SENSOR
DI SCHARGETEMP.
SENSOR
SUMP TEMP.
SENSOR
MOT
FAN
SEE NAMEPL ATE FOR
PROPER VOL TAGE REQUI REMENTS
AND MAXI MUM F USE SI ZE
POWER SUPPLY
PTCR
RUN
CAP
GROUND
SCREW
EARTH GROUND
17-2747-01
M O R E T H A N O N E D I S C O N N E C T ME A N S MA Y B E
R E Q U I R E D T O D I S C O NN E C T A L L P O WE R T O T HI S U N I T .
CAUTION:
THIS UNIT MUSTBE GROUNDED.
USE COPPER CONDUCTORS ONLY
JUNCTION
BOX
WATER HOT GAS
SOLENOIDSOLENOID
MOT
PUMP
TRANSFORMER
LOAD
LINE
CONTACTOR
T2L2
T1L1
HI PRESSURE
CONTROL
(WC ONLY)
Y
O
C A U T I O N : P T C R WI L L B E H O T .
C O M P R E S S O R M A Y N O T S T A R T I F
P T C R I S N O T A L L O W E D T O C O O L .
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June 2002
Page 20
D thru F Series CME656 or CME806 Single Phase Wiring Diagram
TERMINAL BOX
C1 S2
R3
COMPRESSOR
W
BK
R
PROTECTOR
INTERNAL
( AC ONL Y)
BK/ W
BK
W/ Y
EL ECTRONI C
CONTROL
1 DASHED LINES INDICATE FIELD WIRING WHICH MUST BE
INSTALLED IN ACCORDANCE WITH THE NATIONAL ELECTRICAL
CODE AND ALL STATE AND LOCAL CODES.
123
1
5
43
2
1
2
3
2
1
3
3
21
4
5
4
32
1
5
43217654321
COMMUNICATIONS
PORT
6
7
8 9
GRAY
Y
V
O
O
O
L B
W/ R
W
BK
W/ R
BK RY
BK
BK
W
BU
W
BN
BIN FULL
RECIEVER
BIN FULL
TRANSMITTER
WATER
LEVEL
SENSOR
DI SCHARGETEMP.
SENSOR
SUMP TEMP.
SENSOR
MOT
FAN
SEE NAMEPL ATE FOR
PROPER VOL TAGE REQUI REMENTS
AND MAXI MUM F USE SI ZE
POWER SUPPL Y
PTCR
RUN
CAP
GROUND
SCREW
EARTH GROUND
17-2751-01
M ORE T HA N O NE DI S CO NNE CT ME A NS MA Y B ERE Q UI RE D T O DI S CONNECT A L L P O WE R T O T HI S UNI T .
CAUTION:THIS UNIT MUST
BE GROUNDED.
USE COPPER CONDUCTORS ONLY
JUNCTION
BOX
WATER HOT GAS
SOLENOIDSOLENOID
MOT
PUMP
TRANSFORMER
LOAD
LINE
CONTACTOR
T2L2
T1L1
HI PRESSURE
CONTROL
(WC ONLY)
Y
O
C A U T I O N : P T C R W I L L B E H O T .
C O M P R E S S O R M A Y N O T S T A R T I F
P T C R I S N O T A L L O W E D T O C O O L .
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June 2002
Page 21
D thru F Series CME656 Three Phase Wiring Diagram
BK
T3L3
ELECTRONI C
CONTROL
WBN
BIN FULL
RECIEVER
BIN FULL
TRANSMITTER
123
1
5
43
2
1
2
3
2
1
3
3
21
4
5
4
32
1
5
43217654321
Y
HI PRESSURE
CONTROL
BKBK
GRAY
YV
O
O
O
L B
W
BK
R RR
BK
BK
W
BU
WATERLEVEL
SENSOR
COMMUNICATIONS
PORT
DI SCHARGE
TEMP.SENSOR
SUMP TEMP.SENSOR
6
78 9
SEE NAMEPLATE FOR
PROPER VOLTAGE REQUIREMENTS
AND MAXIMUM FUSE SIZE
POWER SUPPLY
GROUND
SCREW
EARTH GROUND
17-2757-01
M OR E T H A N ON E D I S C ONN E C T ME A N S MA Y B E
R E QUI R E D T O D I S CO NN E C T A L L P OWE R T O T HI S UN I T .
CAUTION:
1 DASHED LINES INDICATE FIELD WIRING WHICH MUST BE
INSTALLED IN ACCORDANCE WITH THE NATIONAL ELECTRICAL
CODE AND ALL STATE AND LOCAL CODES.
THIS UNIT MUST
BE GROUNDED.
USE COPPER CONDUCTORS ONLY
PROTECTOR
INTERNAL
R
BK
W
COMPRESSOR
R3
S2C1
TERMINAL BOX
JUNCTION
BOX
WATER HOT GAS
SOLENOIDSOLENOID
MOT
PUMP
TRANSFORMER
LOAD
LINE
CONTACTOR
T2L2
T1L1
MOT
FAN
( AC ONL Y)
( WC ONL Y)
O
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June 2002
Page 22
D thru F Series, 230 volt, 60 Hz. CME256 and CME506 Diagram
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CME256 or CME506 or CME656 or CME806 Service Parts
June 2002
Page 23
A - C Series Single Phase Air Cooled Schematic Diagram
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CME256 or CME506 or CME656 or CME806 Service Parts
June 2002
Page 24
A - C Series CME256 and CME506 Air Cooled Wiring Diagram
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CME256 or CME506 or CME656 or CME806 Service Parts
June 2002
Page 25
A - C Series Water Cooled Single Phase Schematic Diagram
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CME256 or CME506 or CME656 or CME806 Service Parts
June 2002
Page 26
A - C Series CME256 and CME506 Water Cooled Wiring Diagram
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June 2002
Page 27
2 WIRE COLOR FOR 208-230/60/1 UNITS: BLACK
WIRE COLOR FOR 230/50/1 UNITS : BROWN
1 DASHED LINES INDICATE FIELD WIRING WHICH MUST BE
INSTALLED IN ACCORDANCE WITH THE NATIONAL ELECTRICAL
CODE AND ALL STATE AND LOCAL CODES.
ELECTRONIC
CONTROL
BIN FULL
RECIEVER
BIN FULL
TRANSMITTER
3
21
1
5
4
3
2
1
2
3
2
1
3
3
2
1
4
5
4
3
2
1
5
43217654321
COMMUNICATIONS
PORT
6
7
8 9
2
2
R
Y
V
O
O
O
O
BU
BU
BN
Y/W
W/R
W
BK/W
R/W
BK RY
BK/W
BK
W/BUBU
W/BNBN
WATER
LEVEL
SENSOR
DISCHARGE
TEM P.
SENSOR
SUMP TEM P.
SENSOR
MOT
FAN
SEE NAMEPLATE FOR
PROPER VOLTAGE REQUIREMENTS
AND MAXIMUM FUSE SIZE
POWER SUPPLY
START
CAP
RUN
CAP
5
2
1
POTENTIAL RELAY
GROUND
SCREW
EARTH GROUND
A36659-001
MORE THAN ONE DISCONNECT MEANS MAY BE
REQUIRED TO DISCONNECT ALL POWER TO THIS UNIT.
CAUTION:THIS UNIT MUST
BE GROUNDED.
USE COPPER CONDUCTORS ONLY
PROTECTOR
INTERNAL
R
BK
W
COMPRESSOR
R3
S2C1
TERMINAL BOX
JUNCTION
BOX
WATER HOT GAS
SOLENOIDSOLENOID
MOT
PUMP
TRANSFORMER
LOAD
LINE
CONTACTOR
T2L2
T1L1
A - C Series CME656 or CME806 Air Cooled Single Phase Wiring Diagram
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CME256 or CME506 or CME656 or CME806 Service Parts
June 2002
Page 28
A - C Series CME656 Water Cooled Single Phase Wiring Diagram
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CME256 or CME506 or CME656 or CME806 Service Parts
June 2002
Page 29
A - F Series Three Phase Air Cooled Schematic Diagram
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CME256 or CME506 or CME656 or CME806 Service Parts
June 2002
Page 30
A - C Series CME656 Air Cooled Three Phase Wiring Diagram
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CME256 or CME506 or CME656 or CME806 Service Parts
June 2002
Page 31
A - F Series CME656 Three Phase Water Cooled Schematic Diagram
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CME256 or CME506 or CME656 or CME806 Service Parts
June 2002
Page 32
A - C Series CME656 Three Phase Water Cooled Wiring Diagram
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CME256 or CME506 or CME656 or CME806 Service Parts
June 2002
Page 33
D thru F Series CME506 50 Hz Air Cooled Diagram
CAUTION:
PTCRWILLB
EHOT
.
COMPRESSORMAYNOTSTARTIF
PTCRISNOTALLOWED
TOCOOL
.
ELECTRON
IC
CONTRO
L
COMP
RESSOR
EXTER
NAL
PROTECTOR
BK
FUSITE
R WBK
RUN
WINDING
START
WINDING
R
S
C
1DASHEDLINESINDICAT
EFIELDWIRINGWHICHMUST
BE
INSTALLEDINACCORDA
NCEWITHTHENATIONAL
ELECTRICAL
CODEANDALL
STATEANDLOCAL
CODES
.
1 231
5 4 3 2 12
3 2 13
3 2 14
5 4 3 2 15
43
21
7654321
COMMUNICATIONS
PORT
67
8
9
GRAY
Y
V
O
O
O
LB
W/R
W
BK
BK
R
Y
BU
BN
BU/W
BN
BU/BN
ELECTRONICCONT
ROL
BINFULL
RECIEVER
BINFULL
TRANSMITTER
WATER
LEVEL
SENSOR
FAN
MOTOR
DISCHARGE
TEMP.
SENSOR
SUMPTEMP.
SENSOR
DISCHARGE
TEMP
.
SUMP
TEMP.
BIN
FULL
X-
MIT
BIN
FULL
RCV.
WATER
LEVEL
SENSOR
CONTACTORT1
WATER
PUM
P
RUN
CAP
.
COMPRESSOR
CON
TACTORCOIL
WATERVAL
VE
HOTGASVAL
VE
TRANSFORMER
24V
LINE
L1
MOT
FAN
SEENAMEPLATEFOR
PROPERVOLTAGEREQUIREMENTS
ANDMAXIMUMFUSE
SIZE
POWERSUPPLY
GROUND
SCREW E
ARTHGROUND
17
-2749
-01
MORE
THAN
ONE
DISCONNECT
MEANS
MAY
BE
REQUIRED
TO
DISCONNECT
ALL
POWER
TO
THIS
UNIT
.
CAUTION:
THISUNITMUST
BEGROUNDED
.
USECOPPERCONDUCTORSONLY
JUNCTION
BOX
WATER
HOT
GAS
SOLENOID
SOLENOID
MOT
PUMP
TRANSFORMER
CONTACTOR
T2
L2
T1
L1
7 8 11
12
521 6
LOADLINE
BK
BK
G/Y
BUB
N
L2
FUSE
FUSE
(3A
)
6
4
1
0
CONTROLRELAY1
CONTROLRELAY
2
6
4
1
0
BU
0
0
W/BU
V
V V
W/BN
CONTROLREL
AY1COIL
CONTROLRE
LAY2COIL
CONTROL
RELAY2
CONTROL
RELAY1
PTCR
W
/R
RUN
CAP
W/Y
PTCR
O
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June 2002
Page 34
D thru F Series CME506 50 Hz Water Cooled Diagram
FORUSEONLY
ONAIRUNITS
BN
BU/BN
ELECTRONIC
CONTROL
BINFULL
RECIEVER
BINFULL
TRANSMITTER
COMPR
ESSOR
EXTERNAL
PROTECTOR
BK
FUSITE
R W
BK
RUNWINDING STARTWINDING
R
S
C
1 2 315 4 3 2 12
3 2 13
3 2 14
5 4 3 2 15
43
21
7654321
Y
HIPRESSURE
CONTROL
HI-PRESS
CONTROL
GRAY
Y
O
OO
LB
W/R
BK
BK
R
Y
BU
BN
ELECTRONICCONTROL
WATER
LEVEL
SENSOR
COMMUNI
CATI
ONS
PORT
DISCHARGE
TEMP
.
SENSOR
SUMPTEMP
.
SENSOR
DISCHARGE
TEMP
.
SUMP
TEMP
.
BIN
FULL
X-M
IT
BIN
FULL
RCV.
WATER
LEVEL
SENSOR
CONTACTORT1
WAT
ER
PUM
P
RUN
CAP
.
COMPRESSOR
CONTACTOR
COIL
WATERVALVE
HOT
GASVALVE
TRANSFORMER
24V
LINE
L1
67
8
9
17-2
750-0
1
MORETHANO
NEDISCONNECT
MEANSMAYBE
REQUIREDTO
DISCONNECT
ALL
POWERTOTHISUNIT
.
CAUTION:
THISUNIT
MUST
BEGROUNDED
.
USECOPPER
CONDUCTORSONLY
WATER
HOTGAS
SOLENOI
D
SOLENOI
D
MOT
PUMP
CONTACTOR
T2
L2
T1
L1
JUNCTION
BOX
EARTHGROUND
GROUND
SCREW
POWERSUPPLY
SEENAMEPLATEFOR
PROPERVOLTAGEREQUIREMENTS
ANDMAXIMUMFUSESIZE
G/Y
BN
TRANSFORMER
W
V
7 8 11
12
5216
LOADLINE
BK
BK
BUBN
L2
1
D
ASHED
LI
NES
IN
DI
CATE
FI
ELD
WI
RI
NG
WHI
CH
MUST
BE
I
NSTALLED
IN
ACCORDANCE
WI
TH
THE
NATI
ONAL
ELECTRI
CA
L
C
ODE
AND
ALL
STATE
AND
LOCAL
CODES
.
O
FUSE
(3A)
CONTROLR
ELAYCOIL
FUSE
CONTROL
RELAY
V V
V
BU/W
O
6
4
1
0
W/BU
CONTROL
RELAY
CAUTION:PTCRWILLBEHOT
.
COMPRESSORMAYNOTSTARTIF
PTCRISNOTALLOW
EDTOCOOL
.
W/BN
PTCR
W/R
RUN
CAP
W/Y
PTCR
O
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CME256 or CME506 or CME656 or CME806 Service Parts
June 2002
Page 35
D thru F Series CME656 or CME806 50 Hz Air Cooled Diagram
ELECTRON
IC
CONTRO
L
1DASHEDLINESINDICATEFIELDWIRINGWHIC
HMUST
BE
INSTALLEDINACCORDANCEWITHTHENATIO
NAL
ELECTRICAL
CODEANDALL
STATEANDLOCAL
CODES
.
1 2315 4 3 2 123 2 133 2 145 4 3 2 15
4321
7654321
COMMUNICATION
S
PORT
67
8
9
GRAY
Y
V
O
O
O
BU
W/
R
W
BK
BK
R
Y
BU
BN
BU/W
BN
BU/
BN
ELECTRONICCONTRO
L
BINFULL
RECIEVER
BINFULL
TRANSMITTER
WATER
LEVEL
SENSOR
FAN
MOTOR
DISCHARGE
TEMP.
SENSOR
SUMP
TEMP
.
SENSOR
DI
SCHARGE
TEMP
.
SUMP
TEMP
.
BI
N
FULL
X-
MI
T
BI
N
FULL
RCV.
WATER
LEVEL
SENSOR
CONTACTOR
T1
WATER
PUMP
RUN
CAP
.
COMPRESSOR
CONTACTOR
COI
L
WATER
VALVE
HOT
GAS
VALVE
TRANSFORMER
24V
LI
NE
L1
MOT
FAN
SEE
NAMEPLATE
FOR
PROPER
VOLTAGEREQUIRE
MENTS
AND
MAXI
MUMFUSE
SI
ZE
POWERSUPPLY
GROUND
SCREW
EARTHGROUND
17-2
753-0
1
MORE
THAN
ONE
DI
SCONNECT
MEANS
MAY
BE
REQUI
RED
TO
DI
SCONNECT
AL
L
POWER
TO
TH
IS
UNI
T.
CAUTION:
THISUNITMUST
BEGROUNDED
.
USECOPPER
CONDUCTORSONLY
JUNCTION
BOX
WATER
HOT
GAS
SOLENOID
SOLENOID
MOT
PUMP
TRANSFORMER
CONTACTOR
T2
L2
T1
L1
7 8 11
12
521 6
LOADLINE
BK
BK
G/
Y
BUB
N
L2
FUSE
C
AUT
ION
:
P
TCR
WI
LL
BE
HOT
.
C
OMP
RES
SOR
MA
Y
N
OT
STA
RT
IF
P
TCR
IS
NO
T
A
LLO
WED
TO
CO
OL
.
FUSE
(3
A)
6
4
1
0
CONTROL
RELAY
1
CONTROL
RELAY
2
6
4
1
0
BU
O
O
W/
BU
V
V V
W/
BN
CONTROL
RELAY
1
COI
L
CONTROLR
ELAY
2
COI
L
CONTROL
RELAY
2
CONTROL
RELAY
1
PTCR
W/
R
RUN
CAP
W/
Y
PTCR
PROTECTOR
INTERNAL
R BK
W
COMPRESSOR
R3
S2
C1
TERMINAL
BOX
O
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CME256 or CME506 or CME656 or CME806 Service Parts
June 2002
Page 36
D thru F Series CME656 or CME806 50 Hz Water Cooled Diagram
O
PTCR
W/
Y
RUN
CAP
W
/R
PTCR
W/
BN
C
A
U
T
I
O
N
:
P
T
C
R
W
I
L
L
B
E
H
O
T
.
C
O
M
P
R
E
S
S
O
R
M
A
Y
N
O
T
S
T
A
R
T
I
F
P
T
C
R
I
S
N
O
T
A
L
L
O
W
ED
T
O
C
O
O
L
.
CONTROL
RELAY
W/
BU
0
1
4
6
O
BU/W
V
VV
CONTROL
RELAY
FUSE
CONTROLR
ELAY
COI
L
FUSE
(3
A)
O
1DASHEDLINESINDICATEFIELDWIRING
WHICHMUST
BE
INSTALLEDINACCORDANCEWITHTHENATIONAL
ELECTRICAL
CODEANDALL
STATEANDLOCAL
CODE
S.
L2
B
N
BK
BK
LINE
LOAD
612 5
121
187
V
W
TRANSFORMER
B
N
BU
G/
Y
SEE
NAMEPLATE
FOR
PROPER
VOLTAGEREQUIRE
MENTS
AND
MAXI
MUMFUSE
SI
ZE
POWERSU
PPLY
GROUND
SCREW
EARTHGROUND
JUNCTION
BOX
L1
T1
L2
T2
CONTACTOR
MOT
PUMP
SOLENOID
SOLENOID
HOT
GAS
WATER
USECOPPER
CONDUCTORSONLY
THISUNIT
MUST
BEGROUNDED
.
CAUTION:
MORE
THAN
ONE
DI
SCONNECT
MEANS
MAY
BE
REQUI
RED
TO
DI
SCONNECT
AL
L
POWER
TO
TH
IS
UNI
T.
17-2
754-0
1
9
8
7 6
L1
LI
NE
24V
TRANSFORMER H
OT
GAS
VAL
VE
WATER
VAL
VE
CONTACTOR
COI
L
COMPRESSOR
RUN
CAP
.
WATER
PUMP
CONTACTOR
T1
WATER
LEVEL
SENSOR
BI
N
FULL
RCV
.
BI
N
FULL
X-
MI
T
SUMP
TEMP
.
DI
SCHARGE
TEMP
.
SUMP
TEMP
.
SENSOR
DISCHARGE
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CME256 or CME506 or CME656 or CME806 Service Parts
June 2002
Page 37
W/BN
BN
ELECTR
ONIC
CONTROL
BIN
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RECIEVER
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FULL
TRANSMITTER
COMPRESSOR
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L
PROTECTOR
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FUSITE
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IT.
CAUTION:
THIS
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USE
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ONLY
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PUMP
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SEENAMEPLATEFOR
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CONTROL
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B or C Series 50 Hz Water Cooled CME506 Diagram
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CME256 or CME506 or CME656 or CME806 Service Parts
June 2002
Page 38
B or C Series, 50 Hz Air Cooled CME656 and CME806 Diagram
L1
T1
L2
T2
CONTACTOR
MOT
PUMP
SOLENOID
SOLENOID
HOTGAS
WATER
TERMINAL
BOX
C1
S2
R3
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WBK
R
PROTECTOR
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USE
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ONLY
THIS
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.
CAUTION:
MORE
THANON
ED
ISCONNECT
MEANS
MAY
BE
REQUIREDTOD
ISCONNECT
ALL
POWERTO
THIS
UN
IT.
17
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RELAY
1 2
5
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START
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COMPRESSOR
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SIZ
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TRANSFORMER
W
V
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LINE
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BN
BN
1
DAS
HEDLINES
INDICATE
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BE
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OIL
CONTROL
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COIL
V
BK
BN
BK/W
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CME256 or CME506 or CME656 or CME806 Service Parts
June 2002
Page 39
B or C Series, 50 Hz Water Cooled CME656 and CME806 Diagram
ELECTRONIC
CON
TROL
W/BN
BN/W
BINFULL
RECIEVER
BINFULL
TRANSMITTER
1 2 31
5 4 3 2 12
3 2 13
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LEVEL
SENSOR
COMMUNICATIONS
PORT
DISCHARGE
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SENSOR
SUMPTEMP.
SENSOR
DISCHARGE
TEMP.
SUMP
TEMP.
BIN
FULL
X-M
IT
BIN FUL
L
RCV
.
WATER
LEVEL
SENSOR
CONTACTORT1
POTENTIAL
RELAY
COIL
W
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PUMP
POTENTIAL
RELAY
START
CAP.
RUN
CAP.
COMPRESSOR
CONTACTOR
COIL
WATERVA
LVE
HOT
GASVALVE
TRANSFORMER
24V
LINE
L2
L1
67
8
9
START
CAP
RUN
CAP
Y
HI
PRESSURE
CONTROL
17
-2593
-01
MORE
THANO
NE
DISCONNECT
MEANS
MAY
BE
REQUIREDTO
DISCONNECT
ALL
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UNIT
.
CAUTION:
1
DASHEDLINES
INDICATE
FIELDWIRINGWHICHMUST
BE
INSTALLEDINACCORDANCE
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NATIONAL
ELECTRICAL
CODE
ANDALL
STATE
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MUST
BE
GROUNDED
.
USE
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RS
ONLY
PROTECTOR
INTERNAL
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COMPRESSOR
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S2
C1
TERMINAL
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SOLENOID
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T1
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BOX
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GROUND
SCREW
POWE
RSUPPLY
SEE
NAMEPLATE
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REQ
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ANDMAXIMUM
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SIZE
G/Y
BN
BN
TRANSFORMER
W
V
78 1
1
12
521 6
LOAD
LINE
BK
BK
BN
BN
CONTROL
RELAY
CONTRO
LR
ELAY
COIL
FUSE
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BU/W
V
BK
BK/W
BU
BN Y
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5
21
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6
4
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0
BU
CONTROL
RELAY
BK
CONTROL
BO
X
BU
BN
FORUSE
ON
LY
ONAIRUNITS
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CME256 or CME506 or CME656 or CME806 Service Parts
June 2002
Page 40
B or C Series, 50 Hz Air Cooled CME506 Diagram
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CME256 or CME506 or CME656 or CME806 Service Parts
D thru F Series, 50 Hz CME256 Diagram