How To Prime The Pump - Genie S-65 Service Manual

Section 4 • Repair Procedures
HYDRAULIC PUMPS
4 Support the pump with a lifting device and
remove the two drive pump mounting fasteners.
5 Carefully pull the drive pump out until the pump
coupler separates from the flex plate.
6 Remove the drive pump from the machine.
Component damage hazard. The
hydraulic pump may become
unbalanced and fall if not properly
supported.
Component damage hazard. When
installing the pump, do not force
the pump coupler into the flexplate
or damage to the pump shaft seal
may occur.
Models with hydraulic tank shut-off valves:
Component damage hazard. Be
sure to open the two hydraulic tank
valves and prime the pump after
installing the pump.
Models without hydraulic tank shut-off valves:
Component damage hazard. Be
sure to fill the hydraulic tank to
specification and prime the pump
after installing the pump.
4 - 34

How to Prime the Pump

1 Connect a 0 to 600 psi / 0 to 50 bar pressure
gauge to the test port on the drive pump.
2 Remove the safety pin (if equipped) from the
engine pivot plate latch.
3 Open the engine pivot plate latch and swing the
engine pivot plate out and away from the
machine.
4 GM and Ford models: Close the valve on the
LPG tank then disconnect the hose from the
tank. Move the fuel select switch to the LPG
position.
Perkins models: Disconnect the engine wiring
harness from the fuel solenoid at the injector
pump.
Deutz models: Hold the manual fuel shutoff
valve clockwise to the closed position.
S-60 • S-65
The engine pivot plate latch is
located under the engine turntable
pivot plate at the counterweight
end of the machine.
a
a manual fuel shutoff valve
Part No. 77828
July 2005
REV C