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6 Maintenance and service
Turn off device before any repair or maintenance work.
6.1 Maintenance schedule
Maintenance
Daily Weekly Monthly Each 6
weeks
Annually
Check manometer, external
air valve and power cable
X
Check dust-proof-grid
X
Check electric system and
cables
X
Check wear out of vacuum
pipes, couplings and other
damages
X
Check wear out of
supporting elements,
handles and locking pins
X
Check, clean renew if
necessary suction pad and
sponge rubber
X X
Check complete device
X
Check tightness
X
X