Atmos Energy InterCombi HE32 User Manual download pdf (Page 45)

8.1 Burner does not ignite

Possible causes Remedies

8.2 Burner ignites with much noise

1. The house gas meter may be faulty.

Contact the gas company.

Inlet pressure too high.

1. Check the adjustment.

See Gas-air control.

1. Replace the ignition probe.

2. Replace the ignition unit on the gas valve.

3. Check the ignition spark gap.

Weak spark.

Yes

Gas-air mixture not adjusted properly.

Yes

1. Replace the ignition probe.

2. Check the ignition probe distance.

Incorrect ignition distance.

Yes

Possible causes Remedies

1. Open the gas tap.

1. Contact the gas company.

1. Replace the ignition probe.

1. Check the cabling.

2. Check the spark probe

3. Replace the ignition unit.

1. Check the adjustment,

see Gas-air control.

1. Replace the gas valve.

2. Re-adjust the gas valve,

see Gas-air control.

1. Check the wiring.

2. Check the fuse.

3. Replace the fan if necessary.

1. Clean the fan.

Gas tap is closed

Yes

1. De-aerate the gas pipe.

Air in th e gas pipe.

Yes

Inlet pressure too low.

Yes

No ignition

Yes

No spark.

Yes

Ignition unit on gas unit faulty

Gas-air control not

Yes

adjuste d properly.

Fan faulty

Yes

Fan blockage

Yes

Gas valve faulty

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Atmos Energy InterCombi HE32 User Manual Page 45

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