NOVOTEST TP-2020 Operating Manual page 29

− scheduled maintenance.
The preventive maintenance is performed at least once every three months and includes external
inspection, cleaning, and lubrication.
The scheduled maintenance is carried out by the manufacturer at least once a year and is a
prerequisite to retain the manufacturer warranty.
It is very important to maintain the device in time during the entire operation period. In this case, it
is necessary to follow the schedule in the table. 3.2 (focusing on the operating time of the device or the
months of its operation, whichever happens first).
The list of steps performed during each maintenance will depend on the device model, year of
production, and run to failure. By request, the authorized service center of NOVOTEST can provide
information about steps to be taken when servicing the device.
The records of regular maintenance of the device shall be made in the datasheet of the device. The
information of maintenance is very important; it can be needed to exercise the rights for warranty repair
of the device. So, always make sure that the authorized service center of NOVOTEST puts a stamp in
the right place under the record about the performed procedure.
Table 3.1 – The maintenance schedule of NOVOTEST
Device
All models except for models specified
below
Portable hardness testers (dynamic,
ultrasonic, combined)
If any failure in the device is found, it shall be submitted to the manufacture for maintenance. The
table 3.2 shows the failures that can be eliminated independently.
Table 3.2 – Possible faults and methods of elimination
Name of failure, signs, and
additional evidence
The thickness gauge does not
turn on
No measurement
The device shows false
readings
RDC.OD.TP-2020.000 OM
Coating Thickness Gauge NOVOTEST TP-2020
The maintenance schedule of NOVOTEST
The annual maintenance is carried out in one year or
after 2000 hours of operation (whichever happens first)
The annual maintenance is carried out in one year or
after 2000 hours of operation (whichever happens first)
Possible reason
The batteries are discharged
Breakage in the probe circuit
The device is not calibrated or
there is a considerable impact of
external factors
Operation manual
Method of elimination
Check availability and condition
of autonomous power supply
Check and eliminate the
breakage
Re-calibrate the device and
eliminate the influence of
external factors
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