Set Appliance State:
Mains Power Off
CH Demand
Control Thermostat in high position
High/Low Switch in Low position
High/Low Switch in Low position
| WARNING! Mains voltage is expected during test, follow TOPs P4 live testing procedure |
Observation:
Allow the Boiler to ignite and reach mid operating temperature.
Turn Thermostat to MIN , Does burner go out?
Turn Thermostat to MAX , Does burner relight?
Note.
It may be necessary to reduce the heating load by turning off some radiators to reduce time required for test.
Turn Thermostat to MIN , Does burner go out?
Turn Thermostat to MAX , Does burner relight?
Note.
It may be necessary to reduce the heating load by turning off some radiators to reduce time required for test.