66
4.
Troubleshooting
Code
Display on InfoWINplus
Cause/remedy
AL 135
Excess temperature on auger tube
Press release button B8.1 on control panel.
Boiler enters burnout mode and transports pellets into combustion chamber.
a) Check level in water tank (see section 3.9), if there is no water in the tank
(burn-back safeguard triggered) inform Windhager Customer Service.
b) Check the burner, remove all pellets from the burner pot.
c) Open combustion chamber door, remove the cover from the safety ther-
mostat auger tube press the Release button firmly B8.1 (see Fig. 182). If
the ignition does not function first time (AL 171), press the Reset button
(pellets in the auger conveyor will have been damaged due to the higher
temperature).
AL 156
No neg. pressure in combustion
chamber
No neg. pressure in comb. chamber or sensor
defective.
Press reset.
The boiler switches to burnout mode.
The main cleaning of the pellet boiler has to be completed (see section 3.4–
3.9). Once the main cleaning process has been completed it must be confir-
med (see section 2.9.1.1).
a) Coasting surface cover not shut properly, check whether firmly closed
(see section 3.4), press the Reset button.
b) The primary airflap is covered with ash, vacuum the primary airflap (see
section 3.6.2)
c) Combustion chamber and ash door leaking, check the seal, renew the
seal if necessary, press the Reset button.
d) Exhaust pipe or flue is blocked, clear it and press the Reset button.
e) Check the ash box (see section 3.5) and cover are in the correct position
and are sealed – danger of inleaked air.
f) Combustion chamber pressure switch is defective, inform Windhager
Customer Service or a heating technician.
AL 171
Maximum heating time exceeded
Clean burner pot. Press reset.
No flame formation when heating up. Heating-up procedure is cancelled.
a) The main cleaning of the pellet boiler has to be completed (see section
3.4–3.9).
Once the main cleaning process has been completed it must be confir-
med (see section 2.9.1.1).
b) An excessive amount of dust in the pellets is emptying the auger. (How-
ever, in the intervening period, pellet feed may have been started) Empty
the reserve supply container completely (see section 3.10) and remove
the dust. The alarm message AL 171 may light on up to 2 occasions until
the boiler starts operating again. Acknowledge with the Reset button.
c) Auger conveyor jammed due to a foreign body, clean the reserve sup-
ply container (see section 3.10) and remove the foreign body through the
opening above the auger, refill the reserve supply container. The alarm
message AL 171 may light on up to 2 occasions until the boiler starts
operating again. Acknowledge with the Reset button.
d) Ignition defective, inform Windhager Customer Service or a heating tech-
nician.
AL 187
No communication with firing
automate
Check linkage of firing automate and connec-
tions. Press reset.
The boiler switches to burnout mode.
a) Check the connection cable or InfoWINplus plug connection to the firing
automate, inform Windhager Customer Service or a heating technician.
b) Press the Reset key for at least 5 seconds until the display goes off.
c) Connect the firing automate, inform Windhager Customer Service or a
heating technician.
