11
Troubleshooting
Cause
Remedy
1. No electrical connection
– Plug the unit into an appropriate mains socket (230V/1~ 50Hz))
2. Fan motor is overloaded (fan blows irregularly or is blocked)
– Check fan motor, fan blade and clutch plate and replace if neces-
sary
3. The room thermostat is set to low
– Setting must be higher than the existing room temperature
4. No bridge plug in the room thermostat socket
– Connect the bridge plug to the thermostat socket
5. The operating switch is defective
– Close gas supply, pull plug from the power socket and replace oper-
ating switch
6. The polarity of the unit plug is not correct.
– Turn around the unit plug by 180° (check polarity)
7. No gas pressure on solenoid valve
-
Check gas supply
-
Check contents of gas cylinders
- Check gas hose(s) for damage
8. The ionisation or ignition electrodes are not set properly
– Set it. specifications; check porcelain insulation of the electrodes
9. Air suction grille is dirty
– Clean air suction grille
10. Unit switched off by the safety temperature limiter (STB).
– Inspect air intake and outlet protection grilles (clean if necessary)
– Ensure that the fresh air supply is adequate
– Release STB (STB - Reset)
11. The gas regulation is defective or dirty
– Replace or clean gas regulation
12. The ignition does not work
– Set operating switch to “I” (heating mode)
– Check ignition cable for damage
– Check electrode setting , check cycle ignition
13. Pressure controller defective or improper pressure controller at-
tached or hose breakage protection is blocked
-
Attach original pressure controller
-
Release hose breakage protection or replace it
14. Ice has formed on the gas cylinder(s) due to low temperatures and
too much gas output
-
Replace empty gas cylinder(s) and connect 2-3 cylinders using multi
cylinder set (Ref-No. 1014050)
15. Solenoid valve does not open
-
Shut off gas supply
-
Let flame burn out
-
Set operating switch to “0” and unplug the unit
-
Replace solenoid valve
16. Gas hose(s) are leaking
– Find leakage using foam substance to eliminate leaks
17. The malfunction light in the burner is lit up
– Release burner by pressing the malfunction button
18. The burner is defective
– Replace defective burner
Problem:
Cause:
– unit doesn’t start
1 – 2 – 3 – 4 – 5 – 7 – 10 – 13 – 17 – 18
– unit stops during operation
2 – 6 – 7 – 8 – 9 – 10 – 13 – 14 – 17
– fan blows but gas supply is blocked
or the flame does not ignite
7 – 12 – 13 – 14
– gas supply is blocked or the flame goes out
6 – 7 – 8 – 9 – 10 – 13 – 14 – 17 – 18
– fuel consumption is too high
13
– unit can’t be shut down
5 – 15
– heating capacity diminishes during continuous operation
14
– heating capacity cannot be regulated
11
Shut off the gas supply and unplug the unit from the power supply before performing any work on the unit!
Adjustments or maintenance work may only be performed by authorised personnel
!
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