Ford Engine Lrg-425 Efi; Timing Adjustment; Flex Plate - Genie S-60 Service Manual

Third Edition • First Printing
8-1

Timing Adjustment

The ignition timing is controlled by
the ECM and can only be adjusted
by re-programming the ECM. If
timing adjustment or service is
required, please contact Genie
Industries Service Department OR
your local Ford dealer.
8-2

Flex Plate

The flex plate acts as a coupler between the
engine and the pump. It is bolted to the engine
flywheel and has a splined center to drive
the pump.
a
a pump
b pump shaft
c coupler
d flex plate with raised spline
e flywheel
1
f /
16
Part No. 65196

Ford Engine LRG-425 EFI

b c d e
f
inch gap
Genie S-60 & Genie S-65
Section 7 • Repair Procedures
How to Remove the Flex Plate
1 Disconnect the wiring plug at the electronic
displacement controller (EDC), located on
the drive pump.
2 Support the drive pump with an appropriate
lifting device. Then remove all of the pump
mounting plate to engine bell housing bolts.
3 Carefully pull the pump away from the
engine and secure it from moving.
Component damage hazard.
Hoses can be damaged if they are
kinked or pinched.
4 Remove the flex plate mounting fasteners,
then remove the flex plate from the engine fly
wheel.
How to Install the Flex Plate
1 Install the flex plate onto the engine flywheel
with the raised spline towards the pump.
Torque the flex plate mounting bolts to
34 ft-lbs (46 Nm).
2 Install the pump coupler onto the pump shaft
with the set screw towards the pump. Leave a
1
/ inch (1.59 mm) gap between the pump
16
coupler and pump end plate.
3 Apply removable thread locking material to the
pump coupler set screw. Torque the set screw
to 45 ft-lbs (61 Nm).
Component damage hazard. Do
not force the drive pump during
installation or the flex plate teeth
may become damaged.
4 Install the pump and torque the pump mounting
plate fasteners to 34 ft-lbs (46 Nm).
7 - 35