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WIKA operating instruction, model CPP120-X
EN
08/2020 EN/DE
8. Maintenance, corrective maintenance and cleaning
8. Maintenance, corrective maintenance and cleaning
Personnel:
Skilled personnel
Protective equipment:
safety goggles
Tools:
open-end wrench
Repairs must only be carried out by the manufacturer.
Only use original parts (see chapter 11 "Accessories").
For contact details, please see chapter 1 "General information" or the back
page of the operating instructions.
WARNING!
Physical injuries and damage to property and the environment
Before starting any maintenance work, ensure that pressure is no longer
present.
▶
Ensure that the pressure/vacuum supply is depressurised.
▶
Ensure that CPP120-X is depressurised.
▶
Open the inlet valve
3
and outlet valve
4
by turning anti-clockwise.
8.1 Periodic maintenance
Cleaning the unit and visual inspection of damages is the only periodic maintenance
required. With normal use, no further maintenance should be necessary. If required, the
system can be returned to the manufacturer for re-conditioning.
If unable to return the unit, details on stripping the unit and replacing the spare parts are
given in the corrective maintenance section 8.2 "Corrective maintenance".
Information about the revision can also be found in this chapter.
■
The pump should be wiped down with a damp cloth to remove any dirt, debris which
may enter into the tester.
■
All handles should be checked to ensure they are correctly fastened to their spindles.
■
The gap between the inside edge of the cover and the base should be inspected to
ensure released pressure can vent away from the case.
■
The volume adjuster spindle should be lightly smeared with a silicone grease if it
becomes difficult to operate.
Fluids, which attack ABS, should be used with caution. Continual immersion
of the cover in such fluids will cause deterioration. Spillage’s should be wiped
off immediately.