12
40.020.940 - rev. 04 - 2011
IMA-US
English
The burner starts,
but no flame is
formed.
14
The capacitor of the main motor
is defective.
Replace the capacitor.
Dealer
15
The pump pressure is not correct,
or the filter in the pump is blocked.
Adjust the pump pressure using
a pressure gauge.
Dealer
16
The main filter is blocked.
Clean or replace the filter.
User
17
The valve in the fuel filter is
closed.
Open the valve.
User
18
The fuel tank is empty.
Fill the tank.
User
19
The vacuum of the fuel pump is
too high.
Clean or replace the main fuel
filter.
User
Check the suction line for
obstructions.
Check the vacuum with a
vacuummeter.
Dealer
20
The nozzle is blocked or worn.
Replace the nozzle.
Dealer
21
The electrodes are worn or the
adjustment is incorrect.
Clean or replace the electrodes. Dealer
22
The magnetic valve does not
open.
Check the electrical connection.
A “click” should be heard when
the heater is switched on or off.
User
Clean or replace the magnetic
valve.
Dealer
23
The photocell is dirty or defective. Check and clean the window.
Clean the photocell.
Clean the swivel disc.
User
Test the photocell and replace if
necessary.
Dealer
24
The air inlet valve of the burner
has an incorrect adjustment.
Check the air inlet valve.
Measure CO
2
and soot.
Dealer
25
The adjustment of the nozzle is
incorrect or the nozzle is dirty.
Correct the adjustment of the
nozzle .
Clean the nozzle holder.
Dealer
26
Bad flue or bad flue connections. Connect the heater to a flue that
is in good condition.
Correct the connections.
User
27
The ignition transformer is
defective.
Test the insulation in relation to
the burner.
Replace the ignition transformer
if necessary.
Dealer
The burner starts
badly (pulsation).
28
The fresh air supply is not
sufficient.
Open a door or a window.
Use an outside air suction
device for the burner.
User
Use a fresh air connection for the
burner.
User
Fault
Cause
Solution
Action
