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10.4 The quick-action couplings cannot be disconnected.
1
Check tool control handle
position
Handle in open or
close position
Release control handle
to neutral position
Control handle in neutral
2
Check the coupling locking
sleeve location
Incorrect position
Release locking sleeve
Locking ring released
3
Pump and/or hose(s)
pressurized.
System not
releasing pressure
a.TURN OFF PUMP
b. Release pressure at
bypass valve by
turning valve stem all
the way in
clockwise.
c. Disconnect hose(s)
between pump and
tool(s).
d. Close bypass valve.
e. Connect a
replacement hose
between pump and
tool.
f. Restart pump. If the
problem continues,
repeat troubleshooting
(a-f) on the other
pump connection.
After completion of troubleshooting as described in step 3 (a – f):
Consult your Holmatro dealer in case of other problems or if the solutions provided above do not have the
required results.
System not operating normally on
both sides with replacement hose(s).
Consult your Holmatro dealer
.
OR
System operation is okay on one side
only.
Continue the operation on the working
side. When the operation is complete,
consult your Holmatro dealer