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WARNING: BEFORE PERFORMING ANY MAINTENANCE OR REPAIRS, UNPLUG HEATER
FROM THE MAIN POWER SUPPLY AND MAKE SURE THE HEATER IS TOTALLY COOL.
11. PREVENTIVE MAINTENANCE SCHEDULE
COMPONENT
MAINTENANCE FREQUENCY MAINTENANCE PROCEDURE
Fuel tank
Clean once a year or as required
Empty and rinse the tank with clean
fuel (SEE PAR. 9.)
Filters
Clean or replace once a year or as
required (make sure they are intact)
Clean the filters (SEE PAR. 8.)
Fuel pump filter
Clean or replace once a year or as
required (make sure they are intact)
Contact a service centre
Electrodes
Clean as required
Contact a service centre
Fan
Clean as required
Contact a service centre
Combustion
chamber
Clean as required
Contact a service centre
12. TROUBLESHOOTING
PROBLEM
POSSIBLE CAUSE
POSSIBLE SOLUTION
The heater does
not start or does
not operate
1. Starter switch in “OFF” (0)
position
2. No power supply
3. Power supply cable
interrupted
4. Electronic control board
blocked or malfunctioning
5. Incorrect setting of the room
thermostat (if present)
6. No fuel
7. External substances or dirt
in the fuel circuit
1. Set the “ON/OFF” switch to “FLAME” (A
PIC. 5)
2a. Insert the power plug into the mains
socket correctly (PIC. 4)
2b. Check voltage of your electric supply
system
3. Contact a service centre
4a. Reset the heater (SEE PAR. 7.2.)
4b. Contact a service centre
4c. Contact a service centre
5. Set the room thermostat to a temperature
higher than the working environment
temperature (PIC. 6)
6. Top up fuel and reset heater
7a. Empty, rinse and refill the tank
7b. Rinse the filters (SEE PAR. 8.)
7c. Contact a service centre
Smoke while
operating
1. External substances or dirt
in the fuel circuit
2. Obstructed inlet air vent
3. Incorrect air supply
1a. Empty and refill the tank with clean fuel
1b. Rinse fuel filters
1c. Contact a service centre
2. Remove all air vent obstructions
3. Adjust the air damper below the fan, in
the rear part of the heater (to the left, the
damper closes; to the right, the damper
opens)
The heater does
not turn off
1. Faulty electronic system
1. Contact a service centre