Technical data

EM RANGE GAS FIRED
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fault diagnostics is contained within the burner
manual which is supplied as part of the
information pack with each EM unit.
The following fault diagnosis chart is therefore
only an initial guide
No Power
No Demand
Check Isolator
Check Fuses
Check Thermostat
Burner fails to
Run
Check Timer
Check Overheat
Check Voltage
Check Control Box
and Burner
Check for
Lockout
Check Air Pressure
Switch
Check Burner
Motor
Check Flame
Probe
Check On/Off
Switch
Fan Starts but
Burner goes to
Lockout
Check Gas Supply
Ignition Failure
Ensure Gas Cock is Open Ensure start Gas Valve
Opens
Air in Gas Feed
Faulty Air Pressure
Switch
Purge Air
Check as per Burner
Manual
Faulty Electrode
Control Box Fault
Check control Box
Check HT Lead and
Connector
Check Gap
Check Insulation
Faulty Ignition
Transformer