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Troubleshooting
7
Troubleshooting
Only ILMVAC GmbH and authorized service workshops may work on (carry out repairs,
modifications etc.) the diaphragm pump during the warranty period.
Trouble
Diaphragm pump
does not start
The diaphragm pump
does not generate a
vacuum or only
an inadequate one
18
Cause
No power supply to the
motor
Motor defective
Pump body defective
Connected apparatus
leaks,
connecting elements
leak
Diaphragm pump leaks
(pipes or hoses)
Pump head
Diaphragm defective
Valves are dirty
Valves defective
400082
Action
Electrical system to be
checked
by a qualified electrician.
Exchange by service shop.
Exchange or repair by service
shop.
Identify and seal the leak, re-
place the seals and hoses if
necessary.
Check the hose connections
between the pump heads,
replace the hoses and screwed
clamping rings if necessary.
Repair by service shop.
Repair by the service work-
shop
or the user.
Clean condensates and foreign
objects out of the valves.
Replace valves
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