9.2 Troubleshooting table for general errors
Warning
Maintenance shall only be carried out by a service and maintenance engineer.
General errors
Instruction manual - TWI 35-130 G/TWI 45-190 G 44
Symptom Cause Solution Remark
Gas smell Gas leakage Warning
Immediately close the mains gas supply valve.
Warning
Do not operate any switches.
Warning
No open fi re!
Warning
Ventilate the area the device has been installed in.
Warning
Immediately contact the installation engineer or the local gas
company.
Water leakage Leaking water con-
nection (thread)
Tighten the threaded connection. Contact the installation engineer if the leakage has not been
remedied.
Leakage of conden-
sate
Check if condensate is discharged. Restore this if necessary.
Leakage from
another water device
or pipe nearby
Find the leakage.
Leakage of the tank
of the device
Consult the supplier and/or the manufacturer.
Explosive ignition Incorrectly set
CO
2
-value
Set the correct CO
2
-value (3.11 “Check and adjust the CO
2
-value”) Contact the installation engineer if the ignition has not improved.
Contaminated burner Clean the burner
(10.4.2 “Clean the burner”).
