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10.13.4 Replace membranes
If the oil in the sight glass is discoloured
white, this indicates damage to the pump
membranes.
In the event of white discoloration of the
oil, stop spraying immediately.
CAUTION: Continuing to operate the
pump will lead to it being damaged.
In the event of membrane damage,
change them within 24 hours.
CAUTION: Extended service lives will
lead to corrosion in the pump.
Replace all membranes, even when only
one is damaged.
If repair is not possible within 24 hours,
perform the following operations:
Remove spray liquid mixture or oil mix-
ture.
Fill the pump with oil or corrosion protec-
tion agent.
10.13.5 Check the pressure at the pressure accumulator
Check the pressure (1) at the pressure
accumulator
If the pressure measuring device of
the instrument shows strong vibrations
If the pressure hoses of the device
vibrate strongly
After 50 hours of service
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