Electrode disassembly and replacement
b
WARNINGS
•
During disassembly of the electrodes, take care not
to damage the seals (18) and (19). If damaged, replace
immediately.
- Loosen the fixing screws of the electrode unit (20),
remove and check to ensure good working condition.
REPLACEMENT of the electrodes is recommended
given the frequent ignition of the appliance.
- Loosen the fixing screws of the sensor (21), remove and check
to ensure good working condition. Replace when necessary.
20
21
18
19
TROUBLESHOOTING
Appliance malfunctions/faults are indicated on the display as shown in the table on page 49.
Fault
Cause
Remedy
Smell of gas
- Gas supply circuit
- Check sealing efficiency of the joints
and closure of the pressure points
Smell of uncombusted fuel
- Flue circuit
- Check:
- sealing of joints
- for possible obstructions
- combustion quality
Irregular combustion
- Supply gas pressure
- Check settings
- Burner and/or exchanger dirty
- Check conditions
- Intake and/or exhaust lines dirty
- Check conditions
- Incorrect blower RPM
- Check the blower RPM (see page 47).
Delayed ignition with pulsing on burner - More precise tuning of ignition power
required
- Modify settings of the gas valve
The generator does not reach the set
temperature
- Generator heat exchanger dirty
- Clean the combustion chamber
- Insufficient burner flow rate
- Check burner settings
However, other anomalies may occur on the appliance/system, and these are listed below.
- 61
-
MAINTENANCE
Summary of Contents for S-AF
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