6 720 610 597 GB (03.02)
Maintenance
41
Condensation trap
In order to prevent spillage of condensate the condensa-
tion trap should be completely removed, (see page
39
,
fig.
46
).
B
Unscrew condensation trap and check connection to
heat exchanger is clear.
B
Remove condensation trap cover and clean.
B
Fill condensation trap with approx. 1/4 l of water and
refit.
Electrode assembly
B
Switch off the master switch.
B
Pull off the leads from the electrodes. Refer to fig.
2
.
B
Unscrew the two fixing screws and carefully remove
the electrode assembly . Refer to fig.
45
.
B
Clean the electrodes with a non-metallic brush. (The
spark gap should be 4.5 mm ± 0.5 mm.)
B
Replace and re-connect the assembly taking care not
to mislay the inspection window.
Diaphragm in mixer unit for ZWBR 7-30 HE plus
B
Open mixer unit (29).
B
Carefully withdraw diaphragm (443) from fan intake
tube and check for soiling and splits.
Fig. 52
B
Carefully refit diaphragm (443) the correct way
round into the fan intake tube.
B
Seal the mixer unit (29).
Diaphragm in mixer unit for ZWBR 11-35 HE plus
B
Remove fan and mixer unit assembly.
Fig. 53
B
Unscrew mixer unit (29).
B
Remove sleeve.
B
Carefully remove diaphragm (443) and check for
soiling and cracks.
B
Refit diaphragm (443) taking care to ensure it is the
correct way round.
B
Refit mixer unit (29) and fan assembly.
B
Take care not to damage diaphragm
(443) when removing and refitting it.
i
The flaps of the diaphragm (443) must
open upwards.
1.
2.
3.
443
29
6 720 610 790-07.2R
i
The flaps of the diaphragm (443) must
open upwards.
1.
2.
3.
4.
5.
443
6 720 610 910-63.1R
29
Summary of Contents for GREENSTAR HE combi Series
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