C&M Calydra confort C 12 Maintenance And Service Manual
Supplied By www.heating spares.co Tel. 0161 620 6677
MAINTENANCE AND
SERVICE GUIDE
Fanned Flue Combination Boiler
Heating and Storage Domestic Hot Water
Dimensions
Technical data
Heat input C/H & DHW
Cal. comfort 80 : 11.73 to 28.70 kW
Cal. comfort 100 : 15.43 to 31.57 kW
Heat output C/H & DHW Cal. comfort 80 : 9.5 to 24 kW
Cal. comfort 100 : 12.5 to 28,2 kW
Max. operating pressure C/H circuit
: 2.5 bar
Expansion vessel net capacity
: 5.44 l
Expansion vessel initial pressure
: 0.7 bar
Electrical consumption
: 150 w
Voltage
: 230 v
Electrical protection index
: IP44
Fuses
: 2 A and 1.25 A
DHW flow rate at @ AT 30 K Cal. comfort 80 : 12.1 l/min
Cal. comfort 100 : 14.1 l/min
DHW flow rate at @ AT 35 K Cal. comfort 80 : 10.4 l/min
Cal. comfort 100 : 12.1 l/min
Minimum DHW operating flow rat
:
2.00 l/min
Minimum DHW working pressure
: 0.5 bar
Maximum DHW working pressure
: 10 bar
Gas category
: II 2H 3+
Nominal gas f ow rate at 15°C and 1013 mbar
Calydra. comfort 80
Calydra. comfort 100
Maximum
Minimum
Maximum
Minimum
power 25,9 kW
power 9.5 kW
power 31,1 kW
power 9,5 kW
- Natural gas ( G 20) at 20 mbar
2.74 m
3
/h
1.00 m
3
/h
3.29 m
3
/h
1.00 m
3
/h
- Butane gas ( G 30) at 28 mbar
2.04 kg/h
0.74 kg/h
2.45 kg/h
0.74 kg/h
- Propane gas ( G 31) at 37 mbar
2.00 kg/h
0.72 kg/h
2.42 kg/h
0.72 kg/h
Injectors and gas valves seat diameter
Calydra. comfort 80
Calydra. comfort 100
Natural gas
Butane or Propane
Natural gas
Butane or Propane
- Solenoid restrictor diameter
2.60 mm
1.75 mm
2.90 mm
2.00 mm
- Gas valve restrictor diameter
6.70 mm
4.90 mm
no resrictor required
6.70 mm
- Manifold injectors (16)
1.23 mm
0.70 mm
1.28 mm
0.76 mm
JK L M N I
54 54 54 54 68
360
260
5050
738
850
380
212
I
Safety valve outlet
J
Heating f ow
K
D.H.W. f ow
L
Gas supply
M
Cold water inlet
N
Heating return
1
2
3
0
4
bar
1
2
3
0
4
bar
c
The boiler is suitable for the 4 flue types
• type C 12
• type C 22
• type C 32 xx or C 32 xy
• type C 52
Outer case dimensions :
- Height : 850
- Width : 440 (minimum space required 450)
- Depth : 380
All dimensions in mm
Fig. 1
c
C