Operating Faults; Burner Shutdown; Shutdown By Overheating Thermostat Cut-Out; Water Overheating Safety Thermostat - geminox FCX 22 C Technical Instructions

1 - BURNER SHUTDOWN

The burner shuts down (RED LED (7) on) :
- There is not enough fuel (valve closed or oil filter
clogged)
- The burner is clogged,
- the spray nozzle is faulty,
- The flame monitoring cell is clogged or faulty.
To restart the burner:
- Open the lower front door of the casing,
- Manually reset the safety button (29) located on
the front of the burner. (refer to the technical ins-
tructions of the burner).
If the fault persists, call in a qualified professional
and see the technical instructions supplied with the
burner.

2 - SHUTDOWN BY OVERHEATING THERMOSTAT CUT-OUT

2.1 - Water overheating safety thermostat

The activation of the safety device for the overhea-
ting thermostat leads to the heating and domestic
hot water production system (FCX + domestic hot
water production system) being stopped by burner
shutdown.
The thermostat (5) can be accessed through the
boiler control panel.
It is triggered if:
- the temperature of the boiler shell water exceeds
230°F (110 °C), in which case check the control
thermostat (s. section 8 - page 38 - chapter VII -
MAINTENANCE, ).
The thermostat is reset manually (5) after removing
its cap.
If the fault persists, call in a qualified professional.
Fig. 47
-
5
VIII - OPERATING FAULTS
- 40 -
Fig. 46
7
2.2 - Combustion
safety thermostat
Activation of the safety device for the overheating
thermostat leads to the boiler shutting down.
The thermostat (6) can be accessed through the
boiler control panel.
It is triggered if:
- the temperature of the combustion products ex-
ceeds 230°F (110°C), in which case :
• the boiler setting (spray nozzle and heat flow)
should be checked,
• Check the position of the bulb in the pocket (s.
section 8.5.2 - page 39 chapter VII - MAINTE-
NANCE),
• the boiler shell and condenser cleaned (s.
section 1 - and section 2 - chapter VII - MAIN-
TENANCE, ).
The thermostat is reset manually (6) after removing
its cap.
If the fault persists, call in a qualified professional.
Fig. 48
-
6
29
product overheating