É

Ê

Ò

Ð

Ñ

Ì

1050

450

600

1490

250119050

1690

450

1190

1890

2501190450

50

1690

1190

2100

600450 450600

250

250

1050

450

600

2930

250119050 2501190

1

114492LTAL21H002a

2

3 4

see Section 8.3.6.

dd

0 10 20 30 4035

D

V

ΔT (°C)

P(%

)

114492LTAL21H031

Output control characteristic

V = full load P = heat outputD = part load T = temperature difference

114492LTAL21H003a

5+6 L3+4 L

Section 7.2.1.

Flue gas discharge table for the open version

table 02

Metres to be deducted per bend

in table 03. Sec-tion 7.3.2.

Air supply and flue gas discharge table for the enclosed version

table 04

Vertical roof feed-through for room sealed operation

Metres to be deducted per bend

table 05.

Air supply and flue gas discharge table for 'simplified CLV system'

Ñ

Ð

see Section 8.4.4

see Section 8.1.3see Section 8.1.4

see Section 8.1.5

X6

rematic®

NL

230Vac, 50Hz, F6.3AT

114492LTAL21H004a

rematic®

rematic®

Mains

on/of

N

NL

Pump

LOT

BLRL

OTBL

RL

X6

X1

X11 X10 X9X7X8

X2 X3

X5

X4

F1 1.6 AT

PCU-01

SU

NL

Pump

X9X11 X10

1 4x2

114492LTAL21H005e

X6

X633

X6

X4

Section 9.1.6

Mai

nson

/of

N

NL

Pum

p

LO

TBL

RLO

TBL

RLX6

X1

X11 X10 X9X7X8

X2 X3

X5

X4

F1 1.6 AT

PCU-01

NL

Pum

pX9X11 X10

T000058

www.remeha.com

Recom

Sta

tus

0-10

0-10

Nc

No

CN

cN

oO

Tm

0+

0+

C

OT

m0

+0

+

X5

X4X1

IF-01

%1

2

114492LTAL21H006a

X4

X5

12%

1 1

114492LTAL21H024a

12

114492LTAL21H023a

%

2 2

Analog input signal for temperature

Analogue input signal for boiler output

Analogue output signal for temperature

Analogue output signal for boiler output

VP

S

VP

S

X1X3

X4

X5

X2

SCU-S01G

PS

GP

STout

Tout

Status

NcC

Nc

No

No

C

Wps

O+

SO

+S

NL

EgV

NL

EgV

NL

HdV

NL

HdV

NL

FgV

NL

FgV

114492LTAL21H007c

F1 4 AT

X3

29

X328

X3

25 see Section 9.1.6.

X4

X4

26Section 9.1.6

X5

X6

X5

see heat-ing curve graph

Section9.1.6

F = factory setting

X527

Section 9.1.6

X531 Section 9.1.6

T002 09-04-C

F 01

1 2

X01

B

BLN/

X01

1 2

X05

-

0-10

-

0-10

OTm N C

S a us

No

X04AR TR T 01 T

X02

1

X10

1

X09

1 2 4

191 4 25an

HBR

N

21

H

4 5 8 9

N N NL L L

X03S a us

C NoN21

X04O S

21 4 5 8 9

X05

ps Tou ps Ps

X11

1 2 5 4 10 8 9

oemp

Re u nemp

Hea exemp

Pue as

p essu es i

PSUPa ame e

s o a e uni

H

BR BLOR

OR L/H

BR/H

B /H

BL/H

P -2

N/

R AR TR T 01

50 AT

LN

X01

AF T T 01

R AR TR T 01X02

1 2

X03

1 2 4

X04

1 2Pump

LN

51

X05

1 2

BLB

BLBR

MainsX07

PC

X08

1 10

SPLA

OT

1On / Off

BL

4

RL

52

T

X06

P -2

N/

P -1

N/

142 5 1 12

P -

N/

155 2an

BRBL

N/

Boi es ion / off

Po e supp2 0 50H

BLB

2121ni ion

ansfo me

e o e

BL

Safe s u -offa e1

21Safe s u -off

a e 2

21

BR BR

P - P -4 P -5

P -12

112 5 9 8 10 2 1 5

P -11

BLB

N/BL

BRN/ BL

BRN/

N/N/N/

B BL BL

BL BLUBL/ H BLU / H TBR BRO NBR/ H BRO N/ H T

LLON/ R N/ LLO

/ H LLO / H TN R N

R

R RH H T

B BLACB / H BLAC / H T

OR ORAN

R R

0201

01

0

04

110510

0908

0 0

0 10 F 01

01

01 X0101

50

05

04

01

01

004

02a02

X01

0

0405

02

01

01

AR TR T X01

X02a

1

X02

1

S a usC NoN21

X03S a us

C NoN21

X04

Bar

114492LTAL21H008a

2

3

4 5

1

8

6 7

1 = Display 5 = [Central heating temperature] or [-] key2 = [Menu] key 6 = [+] key3 = [Service engineers] key 7 = [enter] key or [Service] indicator4 = [Escape] or [reset] key 8 = On/off switch

f Xx 1p Xx

1

2

3

5

6

0 Normal operation

see Section 11.2.

5t5ut1t2t4

t65pfl u

fprp

5t3

5u

t160

5p88

flu

ñf3000

pr3 0

p78

5t

5t 5u

Settings at service level

12

2x

2x114492LTAL21H021b

p1

p2p3

p4

p 1 1

p 2 2 3

p2 2

p1 p4p2

1

2

3

4

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

Ad

df

dU

Settings at service level

114492LTAL21H018b

4x

0012

0012

df

dU

114492LTAL21H010a

4x

AUt)

20

114492LTAL21H019a

3x

T000239-C

1

3

CO2

2

1

2

3

5

6

0

3

table 13

3

Checking and setting values O2/CO2 for natural gas (front housing removed)

L 3

Checking and setting values O2/CO2 for natural gas (front housing removed)

point 22Section 8.1.2

Section 8.3.2

T001791-B

2

CO2

1 3

114492LTAL21H020a

1

2

CO2CO2

c l 3

in table 14.

see Section 9.1.6

33, see table 11).

in table 13.

Sections 10.2.1 to 10.2.4

2

3

4

5

7

6

129

8

1

14

13

15

230 V

114492LTAL21H028b

230 V

11

10

7

2

3

114492LTAL21H029b

1

6

4

5

910

11

8

12

65

4 3

3

114492LTAL21H013a

2

2

1

1

6

76

8

8

114492LTAL21H014a

4

51cm

2-5 bar

3

114492LTAL21H030

3 ... 4 mm

see Section 9.2

9

9

95u

5u

0

1

3

4

5

6

8

9 32 0

10

11

13

14

15

16

5u

17

18

19

20

21

22

24

25

Control stop codes

é 12

see table 16.

E 00

E 01

E 02

E 03

E 04

E 05

E 06

E 07

E 08

E 09

E 10

E 11

E 12

E 14

E 15

E 16

E 17

E 32

E 33

E 34

E 35

E 36

E 37

E 38

E 39

Fault codes

B E

hr5t5ut1t2 t4 t65pfl u

fprp

B xx

BEr

B xx

b12 b 12

hr 25u

t180 t1 80

t270 t2 70

B xx

5x

114492LTAL21H015a

t/m t/m

2x 2x

b01

Return form sample

210-200

210-200

210-160210-200

210-80

210-120

210-120210-80

210-200210-160

210-200210-160

210-120210-80

114492EVAL21H001b

Section 13.2

°

°

ox nsox

d °

Technical data

rematic®

see Sec-tion 8.4.3

26

27

21

19

9

15

16

17

18

20

13

12 14

25

24

23

22

1

30 2829

2

3

5

4

7

8

6

10

11

114492LTAL21H016b

1. Flue gas discharge 11. Return temperature sensor 21. Flue gas switch2. O2/CO2 measuring point 12. Condensate collector 22. Flow temperature sensor3. Air box 13. Condensate trap 23. On/off 4. Control panel 14. Air silencing tube 24. Gas connection5. Burner 15. Filling and drain cock 25. Return connection6. Heat exchanger 16. Water pressure switch (option) 26. Flow connection7. Inspection hatch 17. Gas multiblock 27. Thermostat pocket8. Inspectionhatch for condensate collector 18. Venturi 28. Display9.Ignition pin 19. Fan 29. Combustion air supply10. Boiler heath exchanger sensor 20.Mixing tube 30. Facility for built-in weather compensator

Section 13.2

Chapter 7

1. modulating cascade controller 8. automatic air vent2. pump 9. pressure-free distributor (not supplied by Remeha, see table 19 for dimensions)3. safety valve 10. drain cock4. outside temperature sensor 11. system pump5. non return valve 12. expansion vessel system6. expansion vessel 13. flow temperature sensor7. manual seal

d °

B = boiler sideI = installation side

Low loss header dimensions

Section 8.4.3

Chapter 6

see Section 9.2

Commissioning record

see Chapter 10.

Inspection record

(see Section 10)

Maintenance record