51
Before carrying out any cleaning or part replacement operations, ALWAYS turn off the ELEC-
TRICITY, WATER and GAS supplies to the boiler.
ALARKO CARR
İ
ER will not be held responsible for damage to any of the boiler’s components
caused by non-compliance with this instruction.
For all maintenance operations requiring removal of the boiler casing, refer to the procedures described in
paragraph 7.3 “Accessing the boiler”.
7.6 Maintenance Operations
ignition electrode
ignition transformer
primary heat exchanger
gas valve
3 way diverter valve
safety thermostat
burner unit
electric fan
heating sensor
circulating pump
d.h.w sensor
D.H.W heat exchanger
condensate drain trap
Fig. 1
ionisation electrode
expansion vessel
21
Содержание SERADENS SRD 20
Страница 1: ...SERADENS SRD 20 27 36 PREMIX CONDENSING BOILER INSTALLATION OPERATING and MAINTENANCE INSTRUCTIONS...
Страница 2: ...Code No A 1 4 3 Publishing Date 241109 Revision Date 241109...
Страница 31: ...31 80 48 5 313 48 5 111 5 187 111 5 80 163 137 122 106 131 SRD 36...
Страница 65: ...65 7 8 Troubleshooting...
Страница 67: ......