Set Appliance State:
| Isolate Mains Power to appliance as per TOPs P4 |
CH Demand
Set CH thermostat to 50°C
Attach a temperature probe to the flow pipe close to the boiler
Attach a temperature probe to the flow pipe close to the boiler
Gas On
| WARNING! - Mains voltage is expected during test follow TOPs P4 live testing procedure |
Measurement:
On/Off switch on.
Allow fan to run and boiler to fire and allow system to reach its
operating temperature and burner to go off.
Measure the temperature of the flow
pipe close to the boiler expect between 45 & 55°C.
Turn CH Thermostat to 70°C.
Boiler should refire after approximately 3-7mins (anticycling mode)
BOILER REFIRES WITHIN TIME SCALE OR
BOILER DOES NOT REFIRE WITHIN TIMESCALE AND TEMPERATURE SATISFACTORY
BOILER DOES NOT REFIRE WITHIN TIMESCALE AND TEMPERATURE UNSATISFACTORY
Allow fan to run and boiler to fire and allow system to reach its
operating temperature and burner to go off.
Measure the temperature of the flow
pipe close to the boiler expect between 45 & 55°C.
Turn CH Thermostat to 70°C.
Boiler should refire after approximately 3-7mins (anticycling mode)
BOILER REFIRES WITHIN TIME SCALE OR
BOILER DOES NOT REFIRE WITHIN TIMESCALE AND TEMPERATURE SATISFACTORY
BOILER DOES NOT REFIRE WITHIN TIMESCALE AND TEMPERATURE UNSATISFACTORY
