WIKA CPP120-X Betriebsanleitung Seite 25

7. Faults
CAUTION!
Physical injuries and damage to property and the environment
If faults cannot be eliminated by means of the measures listed, the
comparison test pump must be taken out of operation immediately.
▶
Ensure that pressure is no longer present and protect against accidental
commissioning.
▶
Contact the manufacturer.
▶
Wear the requisite protective equipment (see chapter 3.5 "Personal
protective equipment").
▶
If a return is needed, please follow the instructions given in chapter
8.3 "Cleaning".
Faults
Test pump does not
build up pressure
Test pump build up
pressure, but pressure
drops down again
WIKA operating instruction, model CPP120-X
Causes
Pressure supply not connected
Connection to inlet manifold
leaking
Blocked inlet valve
Test connection leaking
Inlet valve handle is loose
Incorrect operation
If unable to locate a cause
The needle valve of the outlet
valve does not seal.
⇒
Recognizable by hissing
sound
Missing or damaged seals.
⇒
Recognizable by hissing
sound
If unable to locate a cause
Measures
Check whether pressure supply is
connected and gas cylinder is full.
Check for leaks with soapy water.
Check the seals.
If necessary return to
manufacturer.
Check the seals.
Replace if necessary.
Check whether the screw has
loosened, tighten the screw if
necessary.
Ensure that correct operating
procedure is being followed
(see chapter 6 "Commissioning,
operation").
Return to manufacturer.
Tighten outlet valve again.
Check the seals.
Replace if necessary.
Check the sealings for correctly
seating and wear.
Replace if necessary.
Return to the manufacturer.
EN
25