Installation and operating instruction
Oil condensing boiler WTC-OB 18-B
9 Servicing
83311002 1/2018-03 La
75-132
9.4.2 Service position B
Observe notes on servicing [ch. 9.1].
Removing
Remove air hose
4
from intake manifold
5
, if necessary squeeze air hose to re-
lease.
Remove hose
2
from threaded socket.
Remove disc nuts
1
and remove burner complete with boiler door.
Turn the burner and place it into the service position.
The burner can be hung on the left or right.
Refitting
Refit burner in reverse order and:
ensure correct seating of gasket
2
on burner housing,
refit air hose
3
to the intake manifold
4
,
connect hose
2
to threaded socket.
3
2
4
5
1