E93.1801EN171 HWB installation manual
112
WARNING
Warning
Crystalline Silica
–
Read instructions of § 19.2 carefully
Burner door thermostat
Needed tool: Wrench 16 mm.
This thermostat is activated if the temperature of the burner door has
been too high. In this case, it has to be replaced (spare part).
Replacement:
- Disconnect the wiring and remove the thermostat.
- Tighten the burner door’s thermostat with a torque of 2 Nm.
- Reconnect the wiring.
Burner door gaskets
If any part of a gasket has discolored, changed texture, or hardened then, the rubber has cured and/or has dam-
ages, these gaskets must be replaced. Notice: only use the gaskets that are supplied by the water heater manu-
facturer.
Burner door gasket replacement:
- Remove the old gasket
- Place a new gasket in its groove.
- Respect the mounting direction.
Содержание HWB-299
Страница 2: ......
Страница 7: ...E93 1801EN171 HWB installation manual 7 1 SAFETY GUIDELINES...
Страница 8: ...E93 1801EN171 HWB installation manual 8 CONSIGNES DE S CURIT...
Страница 65: ...E93 1801EN171 HWB installation manual 65 Ladder Logic Diagram...
Страница 66: ...E93 1801EN171 HWB installation manual 66 Electrical schematics...
Страница 67: ...E93 1801EN171 HWB installation manual 67...
Страница 119: ...E93 1801EN171 HWB installation manual 119 22 SPARE PARTS...
Страница 120: ...E93 1801EN171 HWB installation manual 120 68 68 73...
Страница 123: ......