Terex Genie S-80 HF Series, Service And Repair Manual

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October 2019 Service and Repair Manual
Engines
Part No. 1280490GT S ® -80 XC ™ • S ® -85 XC ™ • S ® - 80 HF • S ® -85 HF 59
How to Install the Fl ex Plate How to Install the Flex Plate
1 Install the flex plate onto the engine flywheel
with the raised spline towards the pump. Apply
Loctite ® removable thread locker to the
mounting fasteners.
Note: Torque the flex plate mounting fasteners in
two stages.
2 Torque the flex plate mounting bolts in
sequence to 28 ft-lbs / 38 Nm. Torque the flex
plate mounting bolts in sequence to 40 ft-lbs /
54 Nm.
Deutz, Perkins
GM
3 Install the pump coupler onto the pump shaft
with the set screw toward the pump. Leave the
appropriate gap between coupler and pump
end plate for your engine.
4 Apply Loctite ® removable thread locker to the
pump coupler set screw. Torque the set screw
to 61 ft-lbs / 83 Nm.
5 Install the pump onto the pump mounting
plate. Apply Loctite ® removable thread sealant
to the pump retaining fasteners. Torque the
pump retaining fasteners to 57 ft-lbs / 77 Nm.
Component damage hazard. Do
not force the drive pump during
installation or the flex plate teeth
may become damaged.
6 Install the pump coupler onto the pump shaft
with the set screw toward the pump. Leave the
appropriate gap between coupler and pump
end plate for your engine.
7 Install the pump and pump mounting plate
assembly onto the engine. Apply Loctite ®
removable thread locker to the mounting
screws.