jcb 540-170 Service Manual page 111

Connecting Quick Release Couplings
1 Remove any residual hydraulic pressure trapped in
the service line hose.
2 Wipe the two faces of the male and female couplings
and make sure they are clean.
3 Make sure that ball 4-C in the female coupling is
located in one of its slots.
4 Fit the male coupling into the female coupling; To
ensure that the coupling is not accidentally released,
rotate sleeve 4-E half a turn and make sure that the
locking ball 4-C does not align with the slot 4-D.
Disconnecting Quick Release Couplings
1 Remove any residual hydraulic pressure trapped in
the service line hose.
2 Align the slot 4-D with ball 4-C.
3 Pull back sleeve 4-E to release the coupling.
Fig 4.
2-2-10
Section 2-2 - Care and Safety
9803/3750-05 (2-02-01)
General Procedures
Quick Release Couplings
2-2-10