Dpi 612 Hflexpro - GE Druck DPI612 User Manual

User Manual
8.3

DPI 612 hFlexPro

Fault Symptom
Unit will not
generate
pressure
with integral
priming
pump/hydraulic
ram
Excessive leak
rate.
Pressure
remains trapped
in system.
Unit will not
reach desired
pressure.
Page 103 of 105
Possible Cause
Insufficient hydraulic fluid in
reservoir.
System not primed correctly.
Output port not connected.
Release Valve not closed.
System not primed correctly.
Incorrectly connected
system (DPI612 to DUT).
DUT has leak.
Worn pressure seal on outlet
port ('O' ring & backup ring).
Release Valve not closed.
Refill/Release valve closed.
PRV (if fitted) operating at
lower pressure than required.
Check
Verify reservoir has sufficient fluid to
generate pressure, (at least 75% of
capacity).
Follow priming instructions to ensure
air is removed from the system.
Output port connected to DUT or
fitted with suitable blanking plug.
Ensure Release valve is firmly closed.
Follow priming instructions to ensure
air is removed from the system.
Check connecting accessories are
fitted in accordance with instructions
& correct sealing method is in use.
Isolate DUT from DPI612 & check for
leaks in DPI612 & DUT independently.
Inspect seal on pressure port for
signs of wear & replace as necessary.
Ensure Release valve is firmly closed.
Check Refill valve is open, (minimum
1 turn counter-clockwise), & release
valve is open, (minimum 1 turn
counter-clockwise.
Check PRV range (if fitted) & adjust
PRV if range is suitable. Fit correct
range PRV.
Re-fit PRV blanking plug supplied
with unit.
[EN] English – 109M4017 Revision -
Druck DPI612