ADDENDUM NUMBER 1 January 27, 2016
WILLIAMSBURG/JAMES CITY COUNTY PUBLIC SCHOOLS Invitation for Bids # 16-8678
Matthew Whaley Elementary School Auditorium HVAC Replacement
ADDENDUM NO. 1 This Addendum provides clarification and answers to questions at Pre-Bid Conference on January 21, 2016 at 4:00 P.M. at Matthew Whaley Elementary School, Pre-Bid Conference Attendance Log and Plan Holders List and includes Revisions and clarification of documents and drawings, bidder questions received by email, modifies, changes, deletes from or additions to the Bid Documents. The above referenced IFB is hereby amended and clarified as follows: The following modifications, additions, or deletions are hereby incorporated into the contract documents. QUESTIONS:
1. Reference General Conditions – 46-A: Paragraph 2 references a hazardous materials survey related to the project. Please provide referenced hazardous materials report.
Response: ECS Mid-Atlantic report dated June 17, 2015 attached. If the Contractor discovers or inadvertently disturbs any material that he knows, should have known or has reason to believe, may contain asbestos that has not been previously identified, was overlooked during the removal, was deemed not to be friable or was encapsulated, the Contractor shall stop Work in the area containing or suspected to contain the asbestos, secure the area, and notify the Owner and the Architect/Engineer immediately by telephone or in person with written notice as soon as possible. The Owner will have the suspect material sampled.
2. MD102 – Is it known whether or not the existing condensate drain piping in the storage areas
below the stage is installed above the ceiling or below the ceiling? If above the ceiling, is it permissible to cut, cap, and label portion of pipe run horizontal in ceiling and mount new piping in an exposed manner? Response: The existing condensate drain piping is not above a ceiling. As such, all of the piping shall be removed as indicated. New condensate drain piping shall follow the path of the existing and will be exposed near the ceiling.
3. MD103 – Is it possible to have the owner provide model numbers for existing units on stage? Response: Unit type CCDA083L0B
Basic unit HLA1R11R0AG Primary coils 10CA4B000000 # 1 serial # K80H11819 # 2 serial # K80H11820
4. M102 – It appears the intent is that any ductwork exposed in the stage area be double wall. Please
confirm. Further, please clarify whether or not the below stage return ductwork must be double wall or can be single wall with external duct insulation. It may not be possible to provide true double duct below the stage without removal and reinstallation of existing ceilings/structure below the stage area. This would be very expensive and time consuming. Response: It is the intent for the outside air and return air ductwork to be double wall as shown on the drawings. There is no ceiling under the stage, just a cavity between the stage and the floor that the return ductwork is routed through. The floor under the stage is at the same level as the flor just in front of the stage. We believe the double wall duct can be installed there and would like the bids based as such.
5. M103 – Please provide load rating for existing stage and roof structure such that it may be determined the safest way to remove and install the equipment, ductwork, and piping for the job.
Response: A mobile lift may not be used. The contractor should plan a scaffolding system along with taking into account that they will need to take appropriate measures to determine the proper measures to take before loading equipment or scaffolding onto the stage.
6. E102 – Please provide manufacturer and model of existing fire alarm system controller. If there is a service contract for this system, please provide point of contact. Response: Simplex, Model 4020. There is a service contract with Simplex.
7. Do you want the intake louvers to be cleaned and painted? If so, what color?
Response: Yes, please include cleaning and painting of the outside air louvers. Color selection shall be selected by the owner during submittals, contractor shall provide color chart.
8. Has Asbestos inspection been completed on Auditorium?
Response: WJCC recently conducted the required triennial inspections. All known asbestos has been removed from Matthew Whaley. If the Contractor discovers or inadvertently disturbs any material that he knows, should have known or has reason to believe, may contain asbestos that has not been previously identified, was overlooked during the removal, was deemed not to be friable or was encapsulated, the Contractor shall stop Work in the area containing or suspected to contain the asbestos, secure the area, and notify the Owner and the Architect/Engineer immediately by telephone or in person with written notice as soon as possible. The Owner will have the suspect material sampled.
9. Can you provide a shop drawing of control upgrades?
Response: Please see attached for the 2014 shop drawings for HVAC Controls. The existing air handlers being replaced have Trane Controls but were not upgraded in 2014. The existing controllers are a legacy product. It is anticipated that it will be less expensive to provide new controls on the air handlers from the factory in comparison to removing/reusing the existing legacy controls.
ATTACHMENTS:
1. Pre-Bid Conference Attendance Log 2. Plan Holders List
This Addendum 1 is incorporated into the Bid Documents and will be made part of the resulting contract. Please acknowledge receipt of this Addendum in the space provided on the bid form section of the Invitation for Bids.
ALL OTHER TERMS AND CONDITIONS REMAIN THE SAME.
PLAN HOLDERS LIST
16-8678
Matthew Whaley Elementary School Auditorium HVAC Replacement
1. Controlled Conditions Corp. 2. Johnson Controls 3. Atlantic Constructors, Inc. 4. Sycamore Mechanical 5. CDM 6. Conserv Building Services 7. Hitt Electric Corporation 8. Air Conditioning Equipment Sales 9. Survey Data Inc. 10. Deltek 11. Mid Atlantic Controls 12. Comfort Systems of Virginia, Inc. 13. Capitol Boiler Works, Inc. 14. Haley Builders, Inc. 15. Hobbs & Associates 16. Comfort Systems, Inc. 17. Engineered Services, Inc. 18. Chesapeake Controls 19. D.E. Kirby, Inc. 20. The Canada Company 21. Seaboard General Construction 22. JCI
108 Ingram Road, Williamsburg, Virginia 23188 • T: 757-229-6677 • F: 757-229-9978 • www.ecslimited.com
ECS Carolinas, LLP • ECS Florida, LLC • ECS Midwest, LLC • ECS Mid-Atlantic, LLC • ECS Southeast, LLC • ECS Texas, LLP
June 17, 2015
Mr. Alan T. Robertson Facilities Manager WJCC Public Schools 597 Jolly Pond Road Williamsburg, Virginia 23188
ECS Project No. 07:12819
Reference: Asbestos Management Plan Review Matthew Whaley Elementary School
301 Scotland Street Williamsburg, Virginia 23185
Dear Mr. Robertson: ECS Mid-Atlantic, LLC (ECS) is pleased to provide WJCC Public Schools with the following findings and conclusions based on the review of the existing asbestos related records for Matthew Whaley Elementary School under US EPA Asbestos Hazard Emergency Response Act (AHERA) under 40 CFR 763. ECS reviewed the existing records maintained by WJCC Public Schools for general compliance with AHERA. Based on the available documentation provided within the asbestos management plan, it appears that all of the previously identified and/or assumed asbestos containing materials (ACMs) within the building(s) have been removed. Therefore, no further re-inspections or periodic surveillance for asbestos containing materials (as specified under AHERA) is required. It should be noted however that this status could change in the future if additional asbestos is discovered concealed within the building and not removed, or if any new building materials are installed for the school as part of any future renovation or new construction projects that are not covered by a signed statement by an architect, project engineer responsible for the construction, or an accredited inspector that no asbestos-containing building material (ACBM) was specified as a building material in any construction document for the building(s), or to the best of his or her knowledge, no ACBM was used as a building material in the building(s). Under 40 CFR 763 (AHERA) this letter will in part serve as a closing document to the school’s asbestos management plan. This letter along with all other existing documentation should be maintained at the school and in the central record keeping office as a record with respect to the status of asbestos in the school and be available for review by parents, teachers, school employees, and outside contractors. Parent, teacher, and employee organizations should be continued to be notified of the availability of the asbestos management plan annually. Note 1: If any renovation or demolition activities are planned within the school property, an asbestos survey is recommended prior to the renovation/demolition in the areas to be impacted in order to identify asbestos containing building materials (if any) not covered by AHERA or any
2
other building materials not readily accessible or concealed within the school building components. Note 2: In preparation of this letter, ECS relied on accuracy of the studies and reports previously performed/provided for WJCC Public Schools by third party consulting firms other than ECS. ECS did not field verify the findings/conclusions provided by others. Respectfully submitted, ECS MID-ATLANTIC, LLC
Nemanja Zivadinovic “Z” Chris J. Chapman, CIH Environmental Staff Project Manager Principal/Director of Industrial Hygiene VA Asbestos Inspector License # Asbestos Management Planner License # 3303003965 3304000318
TITLE PAGE
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1MATTHEW WHALEY HVAC REPLACEMENT .AXD
D BACON
AS-BUILT REVISION 8/21/2014 DB
SALESPERSON:
FILE NAME:
NUM. REVISION DATE: BY:
DESIGNED BY: CHECKED BY:
MATTHEW WHALEY HVAC REPLACEMENT
5/13/2014
PROJECT:
757.558.0200
CHESAPEAKE, VA 23323
1100 CAVALIER BLVD
Damuth Trane
DWG:
4
5PROJECT ID:CID: PID:
THIS DRAWING SET IS THE PROPERTY OF TRANE. DESIGN INFORMATION, DRAWINGS, DETAILS OR SPECIFICATION DATA MAY NOT BE REPRODUCED OR DUPLICATED NOR MAY ANY WORK BE EXECUTED HEREFROM WITHOUT THE WRITTEN AUTHORIZATION OF TRANE.
AUTOMATIC TEMPERATURE CONTROL SYSTEM FORMATTHEW WHALEY HVAC REPLACEMENT
301 SCOTLAND STREETWILLIAMSBURG, VIRGINIA 23185
7/30/14
AS BUILTA. MILES
INDEX PAGE
12
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2MATTHEW WHALEY HVAC REPLACEMENT .AXD
D BACON
SALESPERSON:
FILE NAME:
NUM. REVISION DATE: BY:
DESIGNED BY: CHECKED BY:
MATTHEW WHALEY HVAC REPLACEMENT
5/13/2014
PROJECT:
757.558.0200
CHESAPEAKE, VA 23323
1100 CAVALIER BLVD
Damuth Trane
DWG:
4
5PROJECT ID:CID: PID:
DRAWING NUM BER
DRAWING TITLE REVISION LEVEL REVISION DATE COM M ENTS
1 TITLE PAGE AS-BUILT REVISION 8/21/2014
2 INDEX PAGE
3 LEGEND
4 COM M UNICATION RISER AS-BUILT REVISION 8/21/2014
5 BM TX - 1 WIRING DETAIL AS-BUILT REVISION 8/21/2014
6 CHILLER WIRING DETAIL
INDEX OF CONTROL SYSTEM DRAWINGS
7/30/14
AS BUILTA. MILES
Symbol Legend
AIR FLOW STATION
AFS
AIR FLOW STATION, FAN MOUNTED
AFS
ALARM, BELL
ALM
ALARM, STROBE
ALM
ALARM, PIEZIO
ALM
BLENDER, AIRBURNER, FUEL-FIRED DIRECT COIL, COAXIAL
COIL, CHW, DX, HW, STEAM, ETC.
C
CCONTROL POINT
CS - CURRENT SENSOR ~CSR - CURRENT SENSOR W/RELAY
CS OR CSR
DAMPER, OPPOSED OR PARALLEL
D
TRAQ DAMPER
D
ACTUATOR, DAMPER
DA
SENSOR, DIFFERENTIAL PRESSURE
DPS
AIR DIFFERENTIAL SWITCH OR SENSOR
DPS, DPT
DIFFERENTIAL PRESSURE SWITCH OR SENSOR
DPT, DPSH L EXCHANGER, FUEL FIRE
HEATEXCHANGER, FLUID HEAT FAN OR PUMP
FAN, ROOF TOP FILTER, AIR FILTER, AIR BAG FILTER, AIR HEPA
FILTER, AIR ROLL SWITCH, FLOAT
FLT
FIRESTAT
FS
SENSOR, FLOW
FS
HEATER, ELECTRIC DUCT
SENSOR, ROOM STATIC PRESSURE
HDW
TUBE, STATIC PRESSURE
HDW
SENSOR, DUCT HUMIDITY AND TEMPERATURE
HE, TEH
SENSOR, HUMIDITY OR TEMPERATURE AND HUMIDITY
HE, TEH
SENSOR, INDOOR AIR QUALITY
IAQ
SENSOR, INDOOR AIR QUALITY (CO2)
IRQ
THERMOSTAT, LOW LIMIT
LLT
STARTER, MOTOR
MS
SENSOR, OCCUPANCY
OCC
TRANSMITTER, PRESSURE
PT
RELAY
R
RELAY, SOCKET
R
SENSOR, OUTDOOR PRESSURE
RB
SWITCH, RESET STATION
RST
DETECTOR, SMOKE
SD
SEQUENCER
SEQ
SWITCH
SWON
OFFSOLENOID, AIR
SOL
SWITCH, BUTTON
SW
THERMOSTAT, WALL
T
COMPOUND, THERMAL
TC
SENSOR, AVERAGING TEMPERATURE
TE
SENSOR, STRAP ON TEMPERATURE
TE
SWITCH, ROTARY
SWHEAT COOL
AUTO
SENSOR, TEMPERATURE
TE
SENSOR, ZONE
TE
TIMER, ELECTRONIC WALL
TMR
TIMER, WALL
TMR
WELL, THERMAL
TW
TRANSFORMER
TX
LIGHT, ULTRAVIOLET
UV
VALVE, 2-WAY COIL
VAL
VALVE, 3-WAY COIL
VAL
VALVE, DUCT HUMIDIFIER
VAL
VARIABLE FREQUENCY DRIVE
VFD
FIELD WIRING NOTE:
121D
WHT
BLK
121D
WHT
BLK
SOLID LINES: NOT WIRED BY FIELD
DASHED LINES: WIRED BY FIELD
BLKWHT
121 3738
2TB
WIRED BY FACTORY WIRED BY FIELD
FIELD MOUNTED CONTROLLER
FACTORY TERMINAL
CABLE TAG
FACTORY MOUNTED DEVICE WITH FIELD MOUNTED CONTROLLE R:
D
CABLE MATRIX NOTES:KEEP ALL COMMUNICATION LINK WIRING IN A DAISY CHAIN CONFIGURATION. ALL CABLE WIRING MUST BE TRANE RECOMMENDED WIRING , ESPECIALLY COMMUNICATION CABLES. CONTACT TRANE FOR RECOMMENDED CABLES AND SPECIFICATIONS.
Cable MatrixCable Matrix
* When ordering cable specify jacket color. Part numbers are subject to change without notice.
CT
052003
TRANE NUMBER*
A WHT, BLK
DESCRIPTION
18/2 TWIST SHLD PURPLE COMM CABLE
105500C WHT, BLK22/2 TWIST NON-SHLD BLUE COMM CABLE
002320D WHT, BLK18/2 TWIST SHLD PLEN WHITE CABLE
002330E WHT, BLK, RED18/3 TWIST SHLD PLEN WHITE CABLE
002340F WHT, BLK, RED, GRN18/4 TWIST SHLD PLEN WHITE CABLE
J WHT, BLK1 PAIR #14 THHN STRANDED IN CONDUIT
L ETHERNET RG58 THNNET PLEN CABLE
555619M ETHERNET CAT-5 PLEN CABLE
002352O WHT, BLK, RED, ORN, YEL, GRN, BLU, BRN18/8 TWIST SHLD PLEN WHITE CABLE
106502P WHT, BLK22/2 TWIST SHLD PLEN ORANGE COMM CABLE
WIRE COLORS
761360Q WHT, BLK16/2 SOLID RED SMOKE DETECTOR CABLE
5100012C WHT, RED18/2 SOLID PLENUM THERMOSTAT CABLE
51002-043C WHT, RED, GRN18/3 SOLID PLENUM THERMOSTAT CABLE
5100045C WHT, RED, GRN, YEL, BLU18/5 SOLID PLENUM THERMOSTAT CABLE
5100078C WHT, RED GRN, YEL, BLU, ORN, BLK, BRN18/8 SOLID PLENUM THERMOSTAT CABLE
10C WHT, RED, GRN, YEL, BLU, ORN, BLK, BRN, GRY, PNK18/10 SOLID PLENUM THERMOSTAT CABLE
12C 18/12 SOLID PLENUM THERMOSTAT CABLE
B FACTORY PROVIDED CABLE
WHT, RED, GRN, YEL, BLU, ORN, BLK, BRN, GRY, PNK, PUR, TAN
CABLE INFORMATION SHAPE (CIS):EACH CABLE CONNECTION HAS A CIS WHICH PROVIDES SOME OR ALL OF THE INFORMATION INDICATED BELOW:
WIRE COLOR OR POLARITY
SHIELD CONFIGURATION
CABLE TYPE FROM CABLE MATRIX
CABLE NUMBER
DEVICE TAG AND POINT DESCRIPTION
END DEVICE DETAIL REFERENCE INSET & PAGE
121B
14CSR-3 CONDENSER PUMP STATUS
DWHT
BLK TAPE SHLD
SHIELDING NOTE:
121D
WHT
BLK TAPE SHLD
121D
WHT
BLK
ATTACH ALL SHIELDS TO COMMON AS SHOWN
TAPE OFF SHIELD AT DEVICE
FACTORY PROVIDED AND WIRED DEVICE
Field, Factory And Existing Device Note:
EXISTING DEVICE
FIELD WIRED DEVICE (FIELD OR FACTORY PROVIDED)
D121
10FACT
10DEXST
10
RISER 'WIRING BY' NOTE:
EC - ELECTRICAL CONTRACTORESC - ELECTRICAL SUBCONTRACTOROTHERSTRANEEXIST - EXISTING POWER
CONTROLLERPAGE
NUMBER
CABLE TYPEFROM
CABLE MATRIX
DEVICE TAG
FLOW SHAPE NOTES:
121D 10
TE - 1
CABLE TAG
480 VACBY EC
AHU - X
25
ADDRESS
WCI
AHU - X
25
WIRELESSCOMMUNICATION
INTERFACE DISPLAYING
GROUP ID (TOP) AND SUBNET ID
(BOTTOM)
13
LEGEND
12
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14.0300.6614
3MATTHEW WHALEY HVAC REPLACEMENT .AXD
D BACON
SALESPERSON:
FILE NAME:
NUM. REVISION DATE: BY:
DESIGNED BY: CHECKED BY:
MATTHEW WHALEY HVAC REPLACEMENT
5/13/2014
PROJECT:
757.558.0200
CHESAPEAKE, VA 23323
1100 CAVALIER BLVD
Damuth Trane
DWG:
4
5PROJECT ID:CID: PID:
Wiring and Project NotesWiring and Project Notes
1. REFER TO DEVICE INSTALLATION MANUALS FOR SPECIFIC WIRING REQUIREMENTS.
2. FIELD WIRING MUST BE IN ACCORDANCE WITH NATIONAL ELECTRICAL CODE, STATE AND LOCAL BUILDING CODES, AND DIVISION 16 OF SPECIFICATIONS.
3. TAG ALL CONTROL WIRING AT EACH END OF THE CABLE OR WIRE PER TAGS SHOWN IN ATTACHED DRAWINGS.
ELECTRICAL CONTRACTOR FOR TRANE:
4. AVOID OVER TIGHTENING CABLE TIES AND OTHER FORMS OF CABLE WRAPS. THIS CAN DAMAGE THE WIRES INSIDE THE CABLES.
5. DO NOT CABLE TIE TO INSULATED WATER, STEAM OR OTHER LINES.
6. IN OPEN PLENUMS, AVOID RUNNING WIRE NEAR LIGHTING BALLASTS, ESPECIALLY THOSE USING 277 VAC.
7. ALL PANELS AND FIELD DEVICES LISTED IN THIS DOCUMENT ARE TO BE INSTALLED BY CONTROLS ELECTRICAL SUBCONTRACTOR UNLESS OTHERWISE NOTED ON DRAWINGS.
8. MOUNT ALL ROOM SENSORS AND SWITCHES AS SHOWN ON THE CONSTRUCTION DOCUMENTS, UNLESS OTHERWISE DIRECTED IN WRITING BY THE OWNER AND/OR ENGINEER.
9. FLEXIBLE CONDUIT IS NOT TO EXCEED 24” IN LENGTH.
10. CONTROL PANELS ARE NOT TO BE USED AS JUNCTION BOXES OR RACEWAYS. WIRING THAT DOES NOT TERMINATE IN A CONTROL PANEL IS NOT TO BE RUN WITHIN THE PANEL.
11. BINARY INPUT LIMITS: 1000 FT (300 M).
12. 0~10 VDC ANALOG INPUT LIMITS: 300 FT (100 M).
13. 0~20 MA ANALOG INPUT LIMITS: 1000 FT (300 M).
14. VARIABLE RESISTANCE ANALOG INPUT LIMITS: 300 FT (100 M).
15. ANALOG OUTPUT LIMITS: 1000 FT (300 M).
16. BINARY OUTPUT LIMITS: 1000 FT (300 M).
17. WIRING POWER FROM THE AC OUT TERMINALS TO POWER ANALOG INPUT DEVICES WILL CAUSE IMMEDIATE CONTROLLER FAILURE IF INPUT DEVICE USES HALF-WAVE RECTIFICATION. WHEN UNSURE, USE A SEPARATE POWER SUPPLY FOR DEVICE.
18. GENERAL COMMUNICATION GUIDE: DO NOT RUN COMMUNICATION LINK WIRING IN THE SAME CONDUIT OR WIRE BUNDLE WITH AC-POWER WIRES (INCLUDING CONDUCTORS RUNNING FROM TRIAC-TYPE OUTPUTS). KEEP POLARITY CONSISTENT THROUGHOUT THE SITE. MAKE SURE THAT THE 24 VAC POWER SUPPLIES ARE CONSISTENT IN HOW THEY ARE GROUNDED. AVOID SHARING 24 VAC BETWEEN CONTROLLERS. USE ONLY ONE TYPE OF COMMUNICATION CABLE; DO NOT MIX CABLE. IF AN EXISTING JOB USED ALTERNATE CABLE, CONTINUE USING THE SAME CABLE AFTER APPROVAL FROM THE PROJECT MANAGER.
19. BACNET MS/TP COMMUNICATION CABLE MUST BE SHIELDED TWISTED PAIR, 18 AWG MINIMUM, STRANDED, TINNED COPPER CONDUCTORS. SHIELD MUST BE CONTINUOUS THROUGHOUT, ISOLATED FROM OTHER CONDUCTORS OR GROUND, AND GROUNDED AT THE SYSTEM CONTROLLER ONLY. MAXIMUM CAPACITANCE BETWEEN CONDUCTORS IS 24 PICOFARADS PER FOOT. MAXIMUM DISTANCE IS 4000 FT (1372 M). MAXIMUM OF 60 TRANE DEVICES PER LINK BUT LESS WHEN COMBINED WITH NON-TRANE DEVICES. EXPANSION MODULE LINK LIMIT IS 656 FT (200 M). A TRACER BACNET TERMINATOR IS REQUIRED AT EACH END OF THE COMMUNICATION LINK. TOPOLOGY MUST BE DAISY CHAINED.
20. LONTALK (COMM 5) COMMUNICATION CABLE MUST BE LEVEL 4 UNSHIELDED, 22 AWG WITH MAXIMUM CAPACITANCE BETWEEN CONDUCTORS OF 17 PICOFARADS PER FOOT. MAXIMUM DISTANCE IS 4500 FT (1400 M). MAXIMUM DEVICES IS 60 DEVICES WITHOUT REPEATER AND 120 WITH REPEATER. ONE REPEATER PER LINK CAN BE USED FOR AN ADDITIONAL 4500 FT (1400 M), 60 DEVICES. EX2 LINK LIMIT IS 1000 FT (300 M). CCP III LINK LIMIT IS 3500 FT (1090 M). 105 OHMS, 1%, ¼ WATT TERMINATION RESISTORS ARE REQUIRED AT EACH END FOR LEVEL 4 WIRE AND 82 OHMS, 1%, ¼ WATT AT EACH END FOR 18 AWG SHIELDED (PURPLE) WIRE. TOPOLOGY MUST BE DAISY CHAINED
21. COMM 3 AND COMM 4 COMMUNICATION CABLE MUST BE SHIELDED TWISTED PAIR, 18 AWG MINIMUM, STRANDED, TINNED COPPER CONDUCTORS. SHIELD MUST BE CONTINUOUS THROUGHOUT, ISOLATED FROM OTHER CONDUCTORS OR GROUND, AND GROUNDED AT BCU ONLY. MAXIMUM CAPACITANCE BETWEEN CONDUCTORS IS 24 PICOFARADS PER FOOT. MAXIMUM DISTANCE IS 5000 FT (1715 M). UNDER CERTAIN CONDITIONS, TERMINATION RESISTORS ARE REQUIRED ON A COMM 3 COMMUNICATION LINK.
22. ETHERNET LAN COMMUNICATION CABLE MAXIMUM DISTANCE IS 295 FT (90 M) PLUS 33 FT (10 M) FOR PATCH CABLES.
1. DAMPERS ARE TO BE INSTALLED BY SHEET METAL CONTRACTOR UNLESS OTHERWISE NOTED.
MECHANICAL CONTRACTOR:
2. CONTROL VALVES AND ACCESSORIES INSTALLED DIRECTLY INTO PIPING (SENSOR WELLS, THREADOLETS, ETC.) ARE TO BE INSTALLED BY MECHANICAL CONTRACTOR.
3. FLOW DIAGRAMS SHALL NOT BE A GUIDE FOR PIPE AND VALVE INSTALLATION. REFER TO THE VALVE MANUFACTURER’S INSTALLATION INSTRUCTIONS FOR INSTALLATION GUIDANCE.
23. TRANE WCI WIRELESS COMMUNICATION
SIGNAL RANGE TYPICALLY HAS A RADIUS OF 200 FT (60 M) - POTENTIALLY MORE FOR LINE-OF-SIGHT INSTALLATIONS, AND LESS FOR OBSTRUCTED INSTALLATIONS.
EACH NETWORK SHALL HAVE 1 WCI NETWORK COORDINATOR AND UP TO 30 WCI NETWORK MEMBERS.
THE TRACER SC SUPPORTS UP TO 8 NETWORK COORDINATORS AND UP TO 120 WCI NETWORK MEMBERS.
MAXIMUM IMC WIRING LENGTH BETWEEN A WCI AND A CONTROLLER IS 656 FT (200 M).
7/30/14
AS BUILTA. MILES
COMMUNICATION RISER
12
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14.0300.6614
4MATTHEW WHALEY HVAC REPLACEMENT .AXD
D BACON
AS-BUILT REVISION 8/21/2014 DB
SALESPERSON:
FILE NAME:
NUM. REVISION DATE: BY:
DESIGNED BY: CHECKED BY:
MATTHEW WHALEY HVAC REPLACEMENT
5/13/2014
PROJECT:
757.558.0200
CHESAPEAKE, VA 23323
1100 CAVALIER BLVD
Damuth Trane
DWG:
4
5PROJECT ID:CID: PID:
SYSTEM CONTROLLER
ROOM 213
120 VACBY ESC
BMTX - 1
RE-TERMINATE EXISTING COMM 3 LINKDEMO EXISTING COMM 3 CHILLER (CH-1) ANDREWORK EXISTING COMM 3 LINK. CH-2 TO REMAIN ON EXISTING COMM 3 LINK.
EX
IST
ING
CO
MM
3 L
INK
NEW COMM 5 LINK
(PULL NEW COMM 5 LINK TO NEW DEVICES AS SHOWN)
CHR - 1
120 VAC
OUTLET
SWITCH
INSTALL HUB AND OUTLET IN ENCL. A12N126 W/ A12N12P PANEL. MOUNT ADJACENT TO BCU.
ENCL
TES - 1TO JCC ES SERVER
(EXISTING - REMOTE)
TX
120 VACEXIST
REPLACE EXISTING TRACER L.
7/30/14
AS BUILTA. MILES
1
TAG QTY VENDOR PART NO DESCRIPTION
BM TX - 1 1 TRANE BM TX001AAC010 BM TX, 120VAC, DISPLAY
SFT - 1 1 TRANE 4020-1113 SUM M IT CUSTR UPG PK V10-V16 TO V17
SFT - 2 1 TRANE X40250125010 TRACER ES ADD LICENSE
PC - 1 1 DELL DELL LATITUDE E6530
SWITCH - 1 1 LINKSYS SD205 ETHERNET SWITCH
BILL OF M ATERIALSTYPICAL FOR 1(SYSTEM CONTROLLER)
BMTX - 1
LOCATION:ROOM 213
SYSTEM CONTROLLER
SYSTEM CONTROLLED:
120 VAC
BY ESCN
L
GND
GND
CO
M3
+ -
GND
CO
M4A
+ -
GND
CO
M4B
+ -
GND
CO
M5
+ -
ROVERCOM5
MINI-MONITORPORT
ROVERCOM4B
ROVERCOM4A
TB2
TB3
TB4
TB5
TB6BIP1GNDBIP2
GND P5
P4
P3
P2
P1
BA
Cnet
TB
1
GND 24VAC
SEE DRAWING LEGEND PAGE AND / OR BMTX INSTALLATION MANUAL FOR COMM LINK WIRING REQUIREMENTS
IF SHIELD IS USED AS A SHIELD TERMINATE AT THE COMMON TERMINAL ON THE CONTROLLER AND TAPE BACK. CUT AND TAPE AT THE END DEVICE. WHEN WIRING A BINARY INPUT: CONNECT THE SHIELD WIRE TO A COMMON TERMINAL AT THE TERMINATION BOARD AND TAPE IT BACK AT THE OUTPUT DEVICE.
INPUT WIRING NOTES:COMM LINK WIRING NOTES:
1
2
INSTALL TERMINATION RESISTOR AT THE BEGINNING AND AT THE END OF THIS LINK.
1
TB2
TB3
TB4
TB5
BIN
AR
Y IN
PU
TS
BIP1
BIP2
GND
GND
TB6
P1
BA
Cnet
ISO
CO
MM
3
+
-GND
CO
MM
4A
+
-GND
CO
MM
4B
+
-GND
CO
MM
5
+
-GND
COMMA
RETERMINATE TO EXISTING COMM 3 EQUIPMENT
WHT
BLKSHLD
1C
NEW COMM LINK TO CONNECT TO NEW DEVICES AS SHOWN ON RISER
WHT
BLK105 Ohm
COMMENET
BMTX - 1 WIRING DETAIL
12
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5MATTHEW WHALEY HVAC REPLACEMENT .AXD
D BACON
AS-BUILT REVISION 8/21/2014 DB
SALESPERSON:
FILE NAME:
NUM. REVISION DATE: BY:
DESIGNED BY: CHECKED BY:
MATTHEW WHALEY HVAC REPLACEMENT
5/13/2014
PROJECT:
757.558.0200
CHESAPEAKE, VA 23323
1100 CAVALIER BLVD
Damuth Trane
DWG:
4
5PROJECT ID:CID: PID:
120 VAC
OUTLETSWITCH - 1
TO JCC ES SERVER
SFT - 1
SUMMIT CUSTOMER UPGRADE PACKAGE
TRACER ES ADD LICENSE
SFT - 2
PC - 1
15"
NEW WORKSTATION
7/30/14
AS BUILTA. MILES
1
TAG QTY VENDOR PART NO DESCRIPTION
BILL OF M ATERIALSTYPICAL FOR 1(CHILLER)
64
J2
1A25
2-10 VDC
CAPACITY OUTPUTGND
1X587 3
4J2 CHW PUMP FAULT
PUMP 2
1A12
1X565
12
PUMP 1
43
21
J2
TRACER COMMUNICATIONS
1A15
LONTALK
64
31
J2
1A9
CHW PUMP 1 S/S
CHW PUMP 2 S/S
CHW PUMP RUN SIG
ACC-1
CHILLER
SYSTEM CONTROLLED:
1X512
21
J2 STDEVAP PROOF OF FLOW
1A17
349
COMMC
FROM BMTX - 1 WHTBLKWHTBLK
COMMC
NEXT DEVICE
JUMPER
JUMPER
FACTFLOW SWITCH FACTORY INSTALLED WHTBLK
BRNBLU
JMPR
CHILLER WIRING DETAIL
12
3
14.0300.6614
6MATTHEW WHALEY HVAC REPLACEMENT .AXD
D BACON
SALESPERSON:
FILE NAME:
NUM. REVISION DATE: BY:
DESIGNED BY: CHECKED BY:
MATTHEW WHALEY HVAC REPLACEMENT
5/13/2014
PROJECT:
757.558.0200
CHESAPEAKE, VA 23323
1100 CAVALIER BLVD
Damuth Trane
DWG:
4
5PROJECT ID:CID: PID:
NOTES: RECONNECT EXISTING CHILLER INTERLOCKWIRING
REFER TO UPCM LOCATED IN THE MECHANICAL ROOM FOR POINT INFORMATION.
EXISTING TRANE UCM PUMP CONTROLLER
CHILLED WATER SYSTEM PUMPING PACKAGE CONTROL
THE DDC CONTROL SYSTEM FOR THE CHILLED WATER PUMPS WILL START THE LEAD PUMP
AND MODULATE ITS SPEED AS REQUIRED BY SYSTEM DEMANDS. THE SYSTEM WILL MAINTAIN
A MINIMUM DIFFERENTIAL PRESSURE SETPOINT AT TWO REMOTE LOCATIONS. THE LAG PUMP
WILL BE STARTED SHOULD THE LEAD PUMP NOT BE CAPABLE OF MAINTAINING THE SYSTEM
DIFFERENTIAL PRESSURE SETPOINT. PUMP START AND STOP FUNCTIONS WILL HAVE ADJUSTABLE
TIMERS TO PREVENT UNNECESSARY STARTING AND STOPPING OF PUMPS. THE DDC CONTROLLER
WILL HAVE FIELD PROGRAMMABLE INDEPENDENT SETPOINTS, THE VALUE OF WHICH WILL BE
THE OPTIMUM DIFFERENTIAL PRESSURE AS DESIGNED FOR EACH REMOTE LOCATION.
THE DDC CONTROL SYSTEM FOR THE CHILLED WATER SYSTEM WILL MAINTAIN MINIMUM FLOW
ACROSS THE CHILLER EVAPORATOR BARREL DURING ALL HOURS OF OPERATION. THE CONTROL
SYSTEM WILL MONITOR FLOW (PRESSURE DROP) ACROSS THE CHILLER BARREL AND CONTROL
PACKAGED PUMPING SYSTEM.
THE DDC CONTROLLER WILL CONTINUOUSLY MONITOR ALL CHILLED WATER VALVES AND RESET
THE SETPOINT OF THE PUMP PACKAGE SO THAT AT LEAST ONE CHILLED WATER VALVE IS AT
LEAST 95% OPEN.
THE DDC CONTROLLER WILL PROVIDE A FAILURE ALARM FOR EACH PUMP. UPON A PUMP FAILURE
ALARM, THE PUMP WILL BE STOPPED AND LOCKED OUT OF SERVICE UNTIL THE ALARM IS MANUALLY
RESET. THE LAG PUMP WILL BE STARTED TO REPLACE THE FAILED PUMP.
L1 L2 L3
PUMP MOTOR STARTER
TO EXISTING CHILLER CONTROL PANEL
7/30/14
AS BUILTA. MILES