Ivoclar-vivadent VP3 easy User Manual Page 11

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11
8. What If ...?
8.1 Technical malfunctions
8.2 Repairs
Repairs may only be carried out by the personnel of a certified
Ivoclar Vivadent Service Center. Please contact your Customer
Service representative.
Malfunction
1 The pump is not working
2 The vacuum performance is
declining or is bad
3 Vacuum pump is unusually noisy
Double-check
Is the pump correctly connected?
Are the fuses OK?
Has the thermoswitch been
activated because of overeating?
Sound absorber clogged
Has the test program for the
pump been carried out?
Is the sound absorber defective or
incorrectly mounted?
Is there a leak in the furnace
system or the pump?
Action
Connect pump correctly.
Have the fuses changed by
qualified personnel.
Allow the pump to cool and
switch on again.
Check pump location for
adequate circulation of air.
If the problem cannot be solved,
contact your local Ivoclar Vivadent
Service Center.
Replace sound absorber.
Carry out the test program for the
pump (PX1).
Send vacuum pump to Service
Center for maintenance.
Connect sound absorber correctly
or replace it, if it is defective.
Check connections and hose for
tightness.
Clean sealing of the furnace head.
Check pump performance with
the corresponding test program.
VP easy-BA-WE1.qxd 5.10.2005 11:29 Uhr Seite 11
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