Installation and operating instruction
Oil condensing boiler WTC-OB 18-B
9 Servicing
83311002 1/2018-03 La
82-132
9.12 Removing heat exchanger and temperature switch
Observe notes on servicing [ch. 9.1].
Unplug plug number 2 and 9.
Undo oil lines
5
.
Remove screw
3
and remove nozzle assembly
2
.
Remove nozzle [ch. 9.10].
Remove screw
1
and temperature switch
6
.
Remove heat exchanger
4
using a suitable tool (e. g. pliers).
1
2
3
4
6
5