Chaffoteaux & Maury Calydra Green 24 Maintenance And Service Manual
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C
Dimensions
Flue types:
C 13: - C 33 - C 53
Technical data
Heat gross input C.H. max ............................
Heat gross input D.H.W. max........................
Heat output C.H. 50°/30° max.......................
Heat output C.H. 80°/60° max.......................
Heat output DHW maxi .................................
C.H. operating temperature...........................
C.H. circuit pressures Min operating .............
C.H. circuit pressures Max operating ............
D.H.W. flow rates 30°C .................................
D.H.W. flow rates 35°C ................................
Cold water mains pressures Min operating...
Cold water mains pressures Max operating..
Flow limiter rate.............................................
Safety discharge ...........................................
Expansion vessel - Pre-charge pressure ......
Net capacity at 3 bar in litres.........................
Supply ...........................................................
Consumption .................................................
Protection ......................................................
Fuse F1/F2/F3/F4 ......................................... 2 A/1.25 A/0.315 A/0.250 A
External controls ...........................................
MAINTENANCE AND
SERVICE GUIDE
Fanned Flue Condensing
Heating and Storage Domestic Hot
Outer case dimensions :
- Width :
- Height :
- Depth :
212
24 kW : 380
30 kW : 405
I
Safety valve outlet
J Heating flow
K D.H.W. flow
L Gas supply
M Cold water inlet
N Heating return
24 kW
30 kW
9.2-27.8 kW
10.4-31.6 kW
9.2-27.8 kW
10.4-31.6 kW
9-26 kW
10-30 kW
8-24 kW
9-28 kW
8-24 kW
9-30 kW
80°C max
80°C max
0.7 bar
0.7 bar
2.5 bar
2.5 bar
12.5 l/min
14.5 l/min
10.7 l/min
12.4 l/min
0.5 bar
0.5 bar
10 bar
10 bar
8 l/min
10 l/min
3 bar
3 bar
0.7 bar
0.7 bar
5.44
5.44
230 v
230 v
150 w
150 w
IP 44
IP 44
24 v
24 v
Combination Boiler
Water with TSS
440 (minimum space required 450)
850
24 kw : 380
360
50
737
850
54 54 54 54
88
J K L M N
I
Natural gas G20
Gas rate C.H. max .................. 2.64 m
Gas rate D.H.W. max .............. 2.64 m
Gas rate C.H. & D.H.W. min ... 0.87 m
Gas valve restrictor diameter ..
Propane L.P.G G31
Gas rate C.H. max. ................. 1.94 kg/h
Gas rate D.H.W. max. ............. 1.94 kg/h
Gas rate C.H. & D.H.W. min ... 0.64 kg/h
Gas valve restrictor diameter .. 4.40 mm
®
30 kW : 405
67
235
L
232
J K
M N
32
Safety valve
center line
All dimensions in mm
24 kW
30 kW
3
/h
3.01 m
3
/h
3.01 m
3
/h
1 m
without
without
2.21 kg/h
2.21 kg/h
0.73 kg/h
4.8 mm
3
/h
3
/h
3
/h
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Table of Contents
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Summary of Contents for Chaffoteaux & Maury Calydra Green 24
-
Page 1: Combination Boiler
MAINTENANCE AND SERVICE GUIDE Fanned Flue Condensing Combination Boiler Heating and Storage Domestic Hot ® Water with TSS Dimensions Outer case dimensions : - Width : 440 (minimum space required 450) - Height : - Depth : 24 kw : 380 30 kW : 405 24 kW : 380 30 kW : 405... -
Page 2: Components Location
Pump and expansion vessel characteristics Pump head available Central heating initial pressure when cold (in bar) Pression à froid pour le circuit chauffage (en bar) Hauteur manométrique Minimum flow rate (with all heating thermostatic valves closed) Débit mini (robinets thermostatiques fermés) 40°C 50°C 60°C... -
Page 3: Control Panel
FUNCTIONING Control panel 27 - Display 28.- Domestic Hot water switch 29.- Green indicator – Domestic Hot Water mode ON 30.- D.H.W. temperature reducing key 31.- D.H.W. temperature increasing key DHW mode indicator 32.- Central Heating switch 33.- Green indicator – Central Heating mode ON 34.- Central Heating temperature reducing key 35.- Central Heating temperature increasing key 36.- Green indicator –... -
Page 4: Switching On The Domestic Hot Water And Central Heating Together
Switching on the Domestic Hot Water Press key 28 , the green indicator 32 will light : If there is no water demand the display will show the following graphic If the tank is heating up the digit will move clockwise on the display In case of draw off a square made of 4 digits will move clockwise on the display Keys 30... - Page 5 Domestic Hot Water Mode calling for heat, the burner will stay in Central Heating system regarding the To be able to supply hot water, the DHW minimum output. If a flame is not detect- weather conditions. During the setting mode should be ON. Press on key 28 ed, after 10 seconds, the security sole- operation, the display will flash.
-
Page 6: Electrical Wiring
Lockout procedure The orange LED 37 extinguishes and the code. The pump runs and the 3 way valve 17 stays in its position. After a few Flame disappearance : pump remains running for 3 minutes. When the ionisation electrode 8 does not seconds, it will become possible to reset The reset will only be possible once the the boiler by pressing the reset key 39. - Page 7 DISPLAY ACTION CONFIGURATION Menu - 1 - Default register 5 ” Record the last 10 defaults Section Digit 1 Digit 2 and 3 Last default occured code from 01 to 99 • Last but one default occurred code from 01 to 99 •...
- Page 8 ACTION CONFIGURATION DISPLAY Menu - 3 - Boiler options Section Digit Digit 2 and 3 once Under floor heating system 0 : no 1 : yes DHW Delay 0 to 5 mn by step 0.5mn (time before CH relight after a DHW cycle) x times DHW flow swith Delay 0 to 20 1/10 seconde...
- Page 9 ACTION CONFIGURATION DISPLAY Menu - 5 - Combustion rate control mode press once Effect Display Combustion rate control mode OFF wait 5 ” Switching on the combustion rate Central heating temperature is dis- control mode. Central heating out played in celsius degrees. put reaches the maximum power The 3 dots indicate that the combus- set in menu 4 section 9.
- Page 10 C.H. heat output setting : If you would like to change the setting of the C.H. heat output, please proceed as follows: (note: the factory setting is 18 kW and the following explanation refers to menu 4 section 9) Display - Switch to installer mode, press key 5 ”...
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Page 11: Flow Switches
REGULATION FLOW SWITCHES Flow in both D.H.W. and Heating cir- Temperature regulation for both C.H., TSS ® and D.H.W. circuits are con- cuits are detected by 2 flow switches. A trolled by 3 thermistors. The C.H. knob allows the adjustment of temperature between 35 and 85°C. -
Page 12: Removal And Replacement Of Parts
REMOVAL AND REPLACEMENT OF PARTS Before removing the appliance case, 5. Lighting electrode 11. Drain down isolate the gas and electrical supplies. Carry out steps 1 and 2. Disconnect the 2 drain points are located on the boiler. Isolate the boiler from the system and lighting electrode from its wiring. - Page 13 cannot be remounted incorrectly. screw and pull out the valve. reverse order. Reassemble in reverse order. 16. Main heat exchanger 23. Display PCB Carry out steps 1 and 2. Drain down the 19. Thermistors Carry out step 1 and hinge down electri- boiler as in step 12.
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Page 16: Short List
SHORT LIST Manf. date Key N° Description G.C N° Manf. Pt. N° Type from 1309624 ELECTRODE KIT 1308957 1310129 GAS VALVE (24 kW) GAS VALVE (30 kW) 1307585 FAN ASSY E23510 81839 THREE-WAY VALVE 277783 1010572 OVERHEAT THERMOSTAT 100°C 277834 1000733 THERMISTANCE 1302409...
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