wallas 22 Dt Mode D'emploi page 91

Troubleshooting, indicating flameout / overheat
Red
The fuel has run out or its level is
too low for the intake hose in the
High wind pressure at the exhaust
Water in the exhaust gas hose.
Yellow
Red
The overheating thermostat has
activated and stopped the function
D20061
22 Dt / 30 Dt / 40 Dt
Indicating flameout
tank to reach it.
lead-through fitting.
Water in the fuel.
The burner is sooted.
The fuel pump is broken.
The fuel needle is blocked.
Overheat
of the fuel pump.
Check that the main blower is
rotating.
Maintenance
FAULT INDICATION WITH
BLINKING LIGHTS
FAULT INDICATION WITH
BLINKING LIGHTS
No
Yes
- 91 -
Check that the device is not in after
cooling mode. After cooling mode
uses the same signal and it's not
malfunction but a normal procedure.
(If it is a malfunction, after 5 minutes
the red signal (1) flashes in 30
seconds interval).
Add fuel.
Ensure that the wind does not blow
directly in the lead-through.
Check the bends and loops of the
flue gas hose for water
(water trap).
Dewater the fuel or replace it.
Bring the device in for service.
The malfunction continues
after the restart of the device.
After the after cooling
procedure, start again.
Check that the adjustment
flaps of the warm air grills are
open.
Check the condition of the
warm air ducts (pressed,
blocked).
Check the amount of
ventilation air.
en
4.3.3_en
490526C