Binder VAP 1 - Maintenance by the Operator

VAP 1 / VAP 2 06/2020 Page 31/52
Fault description
Possible cause
Required measures
General
Vacuum pump does not
start.
Device turned off
Turn on the device on the main power
switch
No power supply. Check connection to power supply
Wrong operating voltage.
Check whether the correct voltage is
present at the socket (chap. 4.2).
Thermal switch has responded.
Turn off the device at the main power
switch. Let the device cool down and
turn it on again. If the thermal switch
responds again, contact BINDER-
Service.
Motor defective.
Contact BINDER service.
Pump unit defective
Pump head leaky
Power cable broken or brittle
Contact BINDER service, replace the
cable.
Vacuum
Vacuum pump generates
no or insufficient vacuum
Connected equipment and / or
connection elements are leaking
Determine and seal the leak, if
necessary replace seals and / or
hoses
Vacuum pump leaky
Check the hose connections between
the pump heads and replace the
hoses and / or screw connections if
necessary
Pump head leaky
Contact BINDER Service for repair or
replacement
Form diaphragm defective Replace diaphragm (see chap. 8.4.1)
Valves defective Replace valves (see chap. 8.4.1)
Vacuum pump soiled General maintenance and cleaning
Valves soiled
Clean valves from condensates and
impurities
Running noise
Vacuum pump soiled General maintenance and cleaning
8.4 Maintenance by the operator
Only carry out the work described here permitted for the operator. All other maintenance or
service work may only be carried out by the manufacturer or by authorized specialists.
Permitted scope of work for the operator:
• Loosening and removing hose connections.
• Opening and removing the heat dissipater / pump heads.
• Inspection of the pump chambers, form diaphragm, and valves.
• Cleaning the interior of the pump in the event of deposits.
• Replacing of the form diaphragms, valves and seals.