Operation &
Maintenance Manual
Pump
RW
782-001-GB
HSC
08-W36
Edition 4
21/32
7.7
Motor housing
7.7.1 RW 20
Unscrew the inspection plug of the motorhousing (see
Fig. 7.10 pos 1).
Put the pump in horizontal position with the inspection
opening downwards.
If water is present this will come out this way.
A small amount of water, due to condensation, is
permissable.
More water is an indication of leakage of
the construction. Oil is an indication of
seal failure between motorhousing and oil
chamber. If so, contact your dealer.
7.7.2 RW 40
Unscrew the inspection plug of the motorhousing.
This plug is found at the opposite side of the cable
entries (see Fig.7.11 pos 1).
Put the pump in horizontal position with the inspection
opening downwards. If water is present this will come
out this way.
A small amount of water, due to condensation, is
permissable.
More water is an indication of leakage of the
construction. Oil is an indication of
seal failure between motorhousing and oil
chamber. If so, contact your dealer.
7.7.3 RW 60
Place the pump in a vertical position and remove the 4
hexagon socket screws (1) of the cable entry box (2).
Pull the cable entry box a few cm’s from the pump.
If water is present this will come out this way.
A small amount of water, due to condensation, is
permissable.
More water is an indication of leakage of
the construction. Oil is an indication of
seal failure between motorhousing and oil
chamber. If so, contact your dealer.
Fig. 7.10
Fig. 7.11
Fig. 7.12
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