Troubleshooting - Nederman A EX 2GD Instruction Manual And Users Manual

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Troubleshooting

Problem Fault
If specified vacuum is not Clogged suction hose or inlet.
reached.
Clogged filter.
Leaking suction hose.
Leaking gaskets.
Discharge valve open.
Dust in exhaust air. Filter wrongly or not installed.
Filter defect.
Water in exhaust air. Filter basket or float ball wrongly
or not installed.
Filter basket or float ball defect.
Abnormal noise level. Leaking gaskets.
Sound absorbing material
defect.
WARNING! Risk of personal injury.
• Disconnect vacuum cleaner from compressed air before any type of service
or transportation.
• Be cautious when performing maintenance; there is a crush risk with a
pneumatic cylinder.
• Empty dust into a container or dust bag, see Figure 8.
• Do not place vacuum cleaner on an uneven surface.
• Always use proper protective equipment where there is a risk for exposure
to dust, see Figure 8.
• Wear an approved breathing mask, and do not spread dust when cleaning or
replacing filters, see Figure 8.
• Always use proper lifting equipment and protective gear.
A EX 2GD - Vacuum Cleaners
Solution
•
If specified vacuum is not reached, check all gaskets and connections.
•
Disconnect suction hose. Turn and suck in the opposite direction. If still clogged,
open it with a rod.
•
Clean ejector nozzles, see Figure 13.
•
Execute the vacuum test with suction inlet(s) closed.
•
For filter bag and cartridge filter cleaning, see Section 7 Maintenance.
•
NCF filter cleaning; check filter cleaning function by listening to noise from blow-
out valve. If not in operation, check quick coupling and function of blow-out valve.
Replace suction hose.
Remove and replace damaged neoprene gaskets. Use suitable two-component
glue.
Close valve.
Check the filter and replace if necessary.
Replace filter.
Reattach filter basket or float ball.
Replace.
Remove and replace damaged neoprene gaskets. Use suitable two-component
glue.
Dismantle the silencer hood and remove dirt. Replace damaged silencing material.
EN
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