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Possible cause
The female coupler is faulty.
The couplers are not placed properly in line with
each other for connecting.
The couplers are not properly placed in line with
each other for disconnecting.
The snap ring of the female coupler is blocked by
dirt.
7.3
The couplers do not stay connected
/i
Possible cause
The external ring jams during connecting.
The locking mechanism in the female coupler does
not work.
The female coupler is faulty.
7.4
The tool does not work or does not work properly
/i
Possible cause
One or more couplers are not connected properly. Disconnect and reconnect the coupler(s).
There is no oil left in the pump.
There is air in the system.
The pressure relief valve on the pump is open.
(Core)
The pressure relief valve or the selector valve is in
the "neutral" position. (Dual)
The pump does not build up any pressure.
The oil is foaming.
32
Solution
Have it repaired by a Holmatro Certified
Technician.
Position both couplers properly in line with each
other and press them together in one smooth
action and fasten.
Support and guide the male coupler when
disconnecting.
Check the snap ring of the female coupler and
clean it.
Solution
Hold the hose at the bending restriction during
connecting.
•
Clean the female coupler with clean running
water.
•
Dry it and treat the inside of the external ring
with preservative oil.
•
Place and remove the dust cap or male
coupler repeatedly until the external ring
springs back.
Have it repaired by a Holmatro Certified
Technician.
Solution
Replenish the oil.
•
Replenish the oil.
•
Connect the hydraulic hose(s).
•
Connect the tool.
•
Open and close (entirely) the tool once.
Turn the pressure relief valve screw
counterclockwise as far as the stop, to the
"operation" position.
Set the pressure relief valve or the selector valve
in the "operating 1" or "operating 2" position.
See the user manual of the pump.
Stop the pump. Start the pump again after a few
minutes.
916.001.558_001
PW 5624 (ST)
Publicidad
