Rpm Adjustment; Flex Plate - Genie S-105 Service Manual

March 2011
REV B
6-1

RPM Adjustment

Refer to Maintenance Procedure B-12,
Check and Adjust the Engine RPM.
6-2

Flex Plate

The flex plate couples the engine to the pump. The
flex plate is bolted to the engine flywheel and has a
cut-out in the center for the pump coupler.
a
a pump
b pump shaft
c coupler
d flex plate
e flywheel
f Deutz models- .245 inch / 6.2 mm gap
Cummins or Perkins models-
.255 inch / 6.5 mm gap
Part No. 102916
c
d e
b
f
S-100 • S-105 • S-120 • S-125
Section 4 • Repair Procedures
How to Remove the Flex Plate
1 Disconnect the wiring plug at the electronic
proportional controller located on the drive
pump.
2 Remove the hose clamp from the air cleaner
hose at the air cleaner. Carefully disconnect
the hose from the air cleaner.
3 Remove the air cleaner mounting fasteners.
Remove the air cleaner from the machine.
4 Remove the fuel filter/water separator retaining
fasteners from the pump mounting plate. Do
not disconnect the fuel hoses.
5 Remove the fuel filter/water separator and lay it
to the side.
6 Support the drive pump assembly with an
appropriate lifting device. Then remove all of
the pump mounting plate to engine bell housing
bolts.
7 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.
8 Remove the flex plate mounting fasteners,
then remove the flex plate from the flywheel.
Engines
4 - 55