46
20901121_12+16_VARIO_Vsel_V1.0_020818
Troubleshooting
Error
`
Possible cause
3
Remedy
Personnel
Loud operating
noises
`
`
No silencer or hose
mounted at the outlet.
`
`
Outlet line open.
`
3
Check silencer or
hose and install
correctly.
`
3
Check outlet line
connections.
`
3
Connect the out‑
let line to an extrac
‑
tion system or fume
hood.
Operator
`
`
Ball bearing defec
‑
tive.
`
3
Service the vacuum
pump and replace
defective parts or
send in the device.
Specialist
