English
Fault
The convector
19
heater is starting
up, but no flame is
20
forming.
The convector
21
heater is starting
up, but no flame is
22
forming.
23
24
25
26
27
28
The burner is
29
starting up poorly
(stutters).
30
The convector
31
heater burns
intermittently.
20
20
Cause
The fuel tank is empty.
The fuel pump has too much
vacuum.
The nozzle is blocked or
damaged.
The electrodes are worn or the
settings are incorrect.
The magnet valve or valves will
not open.
The photocell is dirty or
defective.
The air-inlet valve of the burner is
not correctly set.
The settings of the nozzle holder
and/or the forcer plate are
incorrect or dirty.
Exhaust opening or flue
connection is in poor condition.
The ignition transformer is
defective.
There is insufficient fresh-air
supply.
There are problems in the burner
room or heat exchanger.
The burner thermostat has not
been set correctly. Out 2.
40.021.086 - rev 01 - 2019
40.20.927 - rev. 06 - 2011
Solution
Open up the drain tap to drain
the condensate and fill the tank.
Clean or replace the main filter. User
Check the suction line for
blockage.
Check the vacuum using a
vacuum gauge.
Replace the nozzle.
Clean or replace the electrodes. Dealer
Check the electrical
connections. You should hear a
"click" when the convector
heater is switched on or off.
Clean or replace the magnet
valve(s).
Check and clean the glass.
Clean the photocell.
Clean the forcer plate.
Test the photocell and replace if
necessary. See fig. 9.
Check the air-inlet valve.
Measure the CO
content and
2
the amount of soot.
Correct the settings of the
nozzle holder and the forcer
plate.
Clean the nozzle and the forcer
plate.
Connect the convector heater to
a flue that is in good condition.
Correct the connections.
Test the insulation in relation to
the burner.
Replace the ignition transformer
if necessary.
Open a door or window.
Use an outside-air suction
device for the burner.
Clean, repair or replace the
burner room and heat
exchanger, if necessary.
Set the burner thermostat
according to the manufacturer's
specifications.
IMAC 1200/1500/2000EC
ENGLISH
Action
User
Dealer
Dealer
User
Dealer
User
Dealer
Dealer
Dealer
User
Dealer
User
Dealer
Dealer
IMAC 2000 S