40ea manual
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Error
Repeated sequence: blink N times (0.5 s on, 0.5 s off), 5.0 s off.
1 blink - Glow plug
Glow plug open circuit
Glow plug short circuit
2 blinks - Burn fan
Missing tachometer feedback
3 blinks - Burner temperature sensor
Burner temp. sensor: Invalid reading
4 blinks - Other temperature sensor
Air temp. sensor: invalid reading / missing
Water temp. sensor: invalid reading / missing
Room temp. sensor: invalid reading / missing
5 blinks - Ventilation fan
Missing tachometer feedback
6 blinks - Overheat
Any overheat
7 blinks - Fuel
No ignition during startup
Unexpected flame-out
With fuel-in-air detection: no fuel detected
Fuel pump fault
8 blinks - Water pump
Water pump open circuit
9 blinks - General
Any other error
Summary of Contents for 40ea
Page 4: ...40ea manual 3 Conformity with ecodirective Wallas 40EA conforms with ecodirective...
Page 11: ...40ea manual 10 Electrical connections of the device...
Page 12: ...40ea manual 11...
Page 13: ...40ea manual 12...
Page 19: ...40ea manual 18 Turn the heater of by sending 1234 R10...
Page 27: ...40ea manual 26 Wall lead through section view...
Page 30: ...40ea manual 29 Measurements for the hole are 516x328mm...
Page 39: ...40ea manual 38 5 Unplug the drill pump s hose and plug T branch...