EN
28
916.269.264_008
HMC
•
Disconnect the couplers by turning the ring on the female coupler and sliding it back. The male
coupler will slip out.
•
Remove dirt and oil from the couplers and dust caps.
•
Replace the dust caps on the female and male couplers.
5.4
Relief the pressure in unconnected hoses or tools
5.4.1
General
Temperature differences can cause overpressure in unconnected hoses and tools. This overpressure
can make it impossible to connect the parts. You can use the pressure relief tool to remove this
overpressure. This accessory is available for all Holmatro hose systems and is supplied by default with
every pump.
5.4.2
Relief the pressure on the High-Flow coupler
Refer to Fig. 8.
•
Turn the knob of the pressure relief tool counterclockwise to make room for the coupler.
•
Press the pressure relief tool on to the coupler of the hose or tool and screw the tool and the coupler
together.
•
Turn the knob clockwise to release the pressure. Some oil will be released.
•
Turn the knob counterclockwise and remove the pressure relief tool from the coupler.
5.4.3
Hoses with single-hose couplers
Press the pressure relief tool on to the male coupler (1). The knob will pop out (2).
•
Wrap a cloth around the pressure relief tool.
•
Press the pressure relief tool hard with the knob on the ground or against a wall (3) to release the
overpressure. Some oil will be released.
•
Remove the pressure relief tool from the coupler (4).
6
Use
6.1
General
Check the equipment for completeness and damage. Do not use the equipment if it is damaged; in that
case contact the Holmatro dealer.
NOTICE
We recommend you keep more than one of these tools on hand.
WARNING
Make sure the cloth covers the oil openings, because a cloud of oil may appear without a
cloth.
WARNING
Make sure you are up to date on all safety regulations and that you have mastered the use
of all equipment of the system you are going to work with.
Never try to connect or disconnect hydraulic couplers if the equipment is being used or if
the system is under pressure.
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