6-1
6 Troubleshooting
6 Troubleshooting
Approach
Simple tests are described in the following for you to carry out yourself in the
case of malfunctions. In the case of more difficult problems with individual
functions, please contact our service personnel. The tests described here are
not meant to lead you to carry out maintenance work yourself, but to provide
our service personnel with information which is as accurate as possible.
Testing the instrument is limited to such tests in which the housings do not
have to be opened.
INFORMATION
Tampering with the instruments in any way is not necessary when using the
equipment as intended and will invalidate the warranty. Exchanging or
retrospectively installing subassemblies may only be carried out by
authorized service personnel of Polytec.
If faults or malfunctions cannot be solved by the measures described here or
if faults/ malfunctions occur which are not mentioned here, please contact our
service department. Further procedure will be determined based on your fault
description.
If the instrument has to be sent back for repair, please use the original
packaging and enclose an exact description of the fault.
WARNING!
Fire risk caused by wrong fuses!
» Replace defective fuses only by fuses of the same kind with the amperage
given on the instrument.
WARNING!
Electric shock caused by applied voltage!
When the instrument is live, an improper handling of replacing fuses can
cause an electric shock.
» Always disconnect the mains plug before you check the fuses.
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