US SL-608 OUTDOOR High Lifter 01/2017
22
1. Stop Down vacuum system
If – vacuum pump will not run.
Always check that there is power on the machine, and that it has not been disconnected by switch or by
fuse in the control box. Relay for pump may also be defective.
If – vacuum pump runs constantly.
Check that the slide valve is closed (should be closed to generate vacuum). Read pressure gauge (should be
about -0,6 bar).
If – the pressure gauge indication is constantly about -0,7 bar or more.
In that case, there will be a fault on the vacuum guard.
If – the pressure gauge is constantly appr. -0,55 bar or less, and the pump is running.
In that case there would be a fault on the vacuum pump, or a leak on the hose connection between check
valve and vacuum pump.
Slide Valve w/safety lock
for activation and
deactivation of vacuum
suction.
Vacuum suction on both pressure
gauges to be -0,62 bar (between -0,6
and -0,7)
© 2006 Copyright. www.smartlift.dk
© 2006 Copyright. www.smartlift.dk
