Avdel 73440-02000, Инструкция по эксплуатации, Страница: 53 / 57

24
Fault Diagnosis
SYMPTOM POSSIBLE CAUSE REMEDY PAGE REF.
Low oil level
Add oil - refer to Putting into
Service and Maintenance and
Servicing
11, 12, 21,
22
Relief valve set too low
Adjust Pull/Advance Pressure
Relief Valve and High Pressure
setting
18, 19
External system leak Inspect and repair or replace
Internal leak in pump See authorized service center
Internal leak in valve See authorized service center
Pump fails to build
pressure or less than
full pressure
Internal leak in system
component
See authorized service center
Breakload greater than placing
tool capacity at full pressure.
Refer to placing tool Instruction
manual
Flow to placing tool blocked
Check hydraulic couplers for full
engagement
Pump builds full
pressure, but pintail
does not break
High Pressure value or Pull /
Advance Pressure relief valve
value set too low Adjust Pull/Advance Pressure
Relief Valve and High Pressure
setting
18, 19
Return flow restricted or blocked
Check couplers for full
engagement and/or fault
Hydraulic hoses not connected
Check for correct connections at
pump and placing tool
Valve malfunction See authorized service center
Placing tool piston will
not return
Cylinder return spring broken See authorized service center
Return Timer setting incorrect -
set too low
Adjust Return Timer to
recommended setting
17
Placing tool does not
eject the collar from
the anvil
Return pressure relief valve set
too low
Adjust return pressure relief valve
to correct setting
19, 20
Pressure relief valve setting at or
below the High Pressure value Set user adjustable relief valve
30 bar above "HI PRESS"
18, 19
Piston does not auto-
return or auto-returns
erratically.
High Pressure value below 96
bar
Increase High Pressure value
above 96 bar
14, 18
Advance or retract flow restricted
Check couplers for full
engagement
Pump runs hot
High ambient temperature
Pump pressure goes
above "HI PRESS"
value.
Cylinder comes to a sudden stop
(i.e., strokes out)
Set user adjustable relief valve
30 bar above "HI PRESS" valve to
redirect excess oil flow
18, 19