The Couplers Do Not Connect Or Disconnect - Holmatro XR 4360 Manual

EN
• Switch the pump off.
• Disconnect the hydraulic hose(s) from the tool and the pump. Refer to chapter 5.3.
6.4.2 Inspection
• Check the tool for completeness, leaks and damage. Do not use the tool if it leaks or is damaged
and contact the Holmatro dealer.
• Make sure the grip heads are attached.
• Check the operation of the deadman's handle; it should smoothly return to the neutral position.
• Check the attachment of the carrying handle; it should be firmly fastened.
• Check the plunger(s) for damage.
6.4.3 Cleaning and storage
• Clean the tool and any accessories before storage.
• Clean the couplers and dust caps. Make sure the dust caps are installed.
• Dry the tool if it was used in wet conditions. Apply a thin coat of preservative oil to the external steel
parts.
• Store the tool in a dry and well-ventilated area.
7 Troubleshooting
7.1 General
Consult the Holmatro dealer if the listed solutions do not give the desired result, or in case of other
problems.
For malfunctions or repair, always specify the model and serial number of the equipment.
7.2

The couplers do not connect or disconnect

/i
Possible cause
The couplers are dirty on the front.
The tool and/or hose are under pressure. This can
happen due to temperature fluctuations during
storage and transport.
The pump is under pressure (for dual-hose
system)
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.
The deadman's handle of the tool is faulty.
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Solution
Clean the couplers.
Use the pressure relief tool to release the
pressure.
Set the pressure relief valve on the pump to the
relieve position.
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.
Support and guide the male coupler when
disconnecting.
Check the snap ring of the female coupler and
clean it.
Have it repaired by a Holmatro Certified
Technician.
916.000.966_006 XR4360 (C)