23
40.019.003 - rev 09 - 2018
IMA
ENGLISH
IMA 40.019.003 - rev. 06 - 2011 23
English
Record the maintenance details in table A in the
appendix at the back of this book.
The burner starts,
but no flame is
built.
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.
See faults: 8, 14, 15, 16, 17, 18,
19, 20, 21, 22, 24, 25, 27.
User
Use a fresh air connection for the
burner.
User
29 The burner chamber or heat
exchanger has problems.
Clean, repair or replace the
burner chamber and heat
exchanger, if necessary.
Dealer
The heater burns
at short intervals.
30 The thermostat is set incorrectly
(burner thermostat function).
Set the burner thermostat
according to the specifications of
the manufacturer.
Dealer
31 See faults: 3, 12, 13, 30.
The burner
produces soot.
32 See faults: 15, 16, 17, 18, 25, 26,
27, 29.
The main fan
does not start.
33 See faults: 1, 8, 9, 10, 11.
The burner starts,
the flame is built,
but the burner
stops.
34 The burner relay has a failure. See faults: 3, 16, 20, 24, 28.
The heater
cannot be
stopped.
35 The burner relay is defective. Replace the burner relay. Dealer
The magnetic valve is dirty or
defective.
Clean or replace the magnetic
valve.
Dealer
The heater stops
completely.
36 There is an overheating problem
inside the heater.
Reset the thermostat by pressing
the U key for two seconds (Fig.
7).
User
Reset the burner with the reset
button (A) (Fig. 6).
User
The heater stops
burning. The
reset button is lit.
37 The suction line or main fuel filter
has an air leak.
Check and replace if necessary. User
38 The protection grill for the air
intake is dirty or blocked.
Clean the grill. User
39 The heat exchanger is clogged. Clean the heat exchanger. User
The heater
produces white
smoke.
40 The fuel system has air. Check the fuel system. User
The heater uses
too much fuel.
41 The nozzle is too big or the wrong
type is used.
Replace the nozzle with the
correct one.
User
42 The pump pressure is too high. Check the pump pressure. Dealer
Fault Cause Solution Action
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