11. PREVENTIVE MAINTENANCE SCHEDULE
WARNING: BEFORE PERFORMING ANY MAINTENANCE OR REPAIRS, DISCONNECT
THE POWER SUPPLY CABL FROM THE MAINS AND MAKE SURE THAT THE HEATER IS
COLD.
COMPONENT
MAINTENANCE FREQUENCY
MAINTENANCE PROCEDURE
Fuel tank
Empty and rinse the tank with clean
fuel every 150-200 working hours
Empty and rinse the tank with
clean fuel (SEE PAR. 9)
Filters
Clean or replace every 500 working
hours or when necessary
Contact the technical service
center
12. DISPLAY ERRORS (WHERE PRESENT)
(SEE FIG. 10)
CAUSE
SOLUTION
F0
1. The “ON/OFF” switch is turned
“ON” (|) when the heater is
plugged in
1. After disconnecting the heater, see that the
switch is in the “OFF” (0) position, plug the
heater in and turn the switch “ON” (|)
F1
1. No fuel
2. Fuel is contaminated
3. Photocell is dirty or damaged
4. Fuel filter is dirty
5. Ignition error
1. Turn the switch “OFF” (0), refill the fuel tank
2. Turn the switch “OFF” (0) empty and refill the
fuel tank. Clean the filter using clean fuel, do not
damage the filter (SEE PAR. 8)
3. Contact the technical service center
4. SEE PAR. 8
5. Contact the technical service center
F2
1. Interrupted cable
2. Sensor is damaged
1. Contact the technical service center
2. Contact the technical service center
F3
1. Internal heater overheating
1. Turn the heater off, wait until it is cooled down
F4
1. Incorrect voltage
1. Check voltage of your electric supply system
LO
1. External temperature below -5°C
1. Normal condition
CH
1. Continuous operation
1. Normal condition
13. TROUBLESHOOTING
PROBLEM
POSSIBLE CAUSE
POSSIBLE SOLUTION
The heater
does not
start
1. Generator blocked
2. Starter switch in “OFF”
position (0)
3. No power supply
4. Temperature sensor override
5. Control card blocked
6. Incorrect setting of the room
thermostat (where present)
1. Reset the heater (SEE PAR. 6.2)
2. Take the “ON/OFF” switch to the “ON” (|)
position
3. Insert the power supply cable into the
mains socket correctly
4. Wait at least ten minutes then try to run
ignition again
5a. Reset the heater (SEE PAR. 6.2)
5b. Identify the display error (where present)
6. Act on the room thermostat, taking it to a
higher temperature than that of the work
environment (SEE FIG. 9-10)
The motor
starts but
the flame is
not triggered
1. No fuel
2. Incorrect pump pressure
3. Presence of foreign
substances in the tank
1. Top-up fuel and reset the heater
2. Regulate the pressure of the compressor
(SEE PAR. 7)
3. Empty and fill the tank with clean fuel (SEE
PAR. 9)
en
it
de
es
fr
nl
pt
da
fi
no
sv
pl
ru
cs
hu
sl
tr
hr
lt
lv
et
ro
sk
bg
uk
bs
el
zh