10
40.020.950 - rev. 01 - 2019
IMAC 4000 OIL US
English
6.0
FAULTS
Make sure the electric power supply is
switched off and the fuel tank is full,
before you start troubleshooting.
6.1
Troubleshooting table
Warning
Switch off power during maintenance!
Fault
Nr.
Cause
Solution
Who
The convector
heater does not
start up.
1
The convector heater is not live. Check the electric connection.
User
2
The burner relay is not working:
the indicator is on.
Press the reset button in the
operating panel. See fig. 5 (I).
User
3
A malfunction has occurred in
the burner automat.
Replace the burner automat.
Dealer
4
The thermostat has not been
set correctly.
Correct the settings.
Dealer
5
The room thermostat is
defective.
Replace the thermostat.
User
6
There is no cap on the
thermostat connection.
Replace the cap if the room
thermostat is not in use.
User
7
The fuel pump is stuck.
Replace the fuel pump.
Dealer
8
The maximum thermostat is
stopping the convector heater.
Check (and correct) the air flow.
Reset the convector heater.
User
9
The combination thermostat is
defective.
Replace the combination
thermostat.
Dealer
10
The frequency controller is in
disorder.
Reset the frequency controller,
see fig. 5 (G).
User
11
The capacitor of the burner
motor is defective.
Replace the capacitor.
Dealer
12
The room thermostat has been
placed in the hot-air flow.
Install the room thermostat
away from the hot-air flow.
User
The fan is starting
up immediately.
13
The fan thermostat has not
been set correctly.
Correct the settings.
See malfunction 9.
Dealer
The convector
heater is starting
up, but no flame is
forming.
14
The pump coupling is defective. Replace the pump coupling.
Dealer
15
The pressure regulator in the
fuel pump is stuck.
Check the nozzle.
Replace the pump.
Dealer
16
The pump pressure is incorrect,
or the filter inside the pump is
clogged.
Adjust the pump pressure using
a pressure gauge.
Dealer
17
The main filter is clogged.
Clean or replace the filter.
User
18
The shut-off valve of the fuel
filter is closed.
Reset the thermostat. See fig. 5
(B).
User
19
The fuel tank is empty.
Open up the drain tap to drain
the condensate and fill the tank.
User
Summary of Contents for IMAC 4000 OIL US
Page 1: ...IMAC 4000 OIL US USER MANUAL...
Page 2: ...2 40 020 950 rev 01 2019 IMAC 4000 US A B C D E F G H I J K O P Q R 1 2 3 4...
Page 3: ...3 40 020 950 rev 01 2019 IMAC 4000 US 6 5 7...
Page 4: ...4 40 020 950 rev 01 2019 IMAC 4000 US Language English 5...
