Holmatro ICU 20 S Serie Manual página 30

EN
In case of duo hoses, the supply hose and the return hose are bundled together with ties. Each end of
the hose has a female and male coupler.
If you want to connect or disconnect a tool and/or a hose, you must first set the pressure relief valve on
the pump to the "neutral" position. After connecting the hose(s) and the tool you must set the pressure
relief valve to the "operation" position so you can use the tool.
5.2 Connect the hydraulic hoses
5.2.1 General
WARNING
Never use damaged couplers.
CAUTION
Never use pliers or similar to connect the hydraulic couplers.
5.2.2 Connect the Quick-Lock couplers
Refer to Fig. 4.
WARNING
Always make sure that the pump is switched off before you connect hydraulic hose(s) to the
pump.
• Turn the retainer ring on the female coupler anti-clockwise to unsecure the lock ring.
• Remove the dust cap from the female coupler by pushing back the lock ring. The dust cap slips off.
• Pull the dust cap from the male coupler.
• Check the couplers for dirt and damage and clean them if necessary.
• Push the lock ring on the female coupler backwards.
• Push the couplers into each other and the lock ring of the female coupler will automatically lock.
• Check whether the couplers can not be pulled apart with a normal manual effort and turn the
retainer ring clockwise so that the lock ring is secured.
• Connect the dust caps together.
5.3 Disconnect the hydraulic hoses
5.3.1 General
CAUTION
Never use pliers or similar tools to disconnect the hydraulic couplers.
5.3.2 Disconnect the Quick-Lock couplers
Refer to Fig. 5.
WARNING
Always make sure that the pump is switched off before you connect hydraulic hose(s) to the
pump.
• Disconnect the dust caps from each other.
• Turn the retainer ring on the female coupler anti-clockwise to unsecure the lock ring.
30 916.000.906_002 ICU 20