Section 3 • Scheduled Maintenance Procedures
Checklist D Procedures
D-1
Check the Scissor Arm Wear
Pads
Genie specifications require that this procedure be
performed every 1000 hours or annually,
whichever comes first.
Maintaining the scissor arm wear pads in good
condition is essential to safe machine operation.
Continued use of worn out wear pads may result in
component damage and unsafe operating
conditions.
1 Measure the thickness of each chassis wear
pad at the steer end of the machine.
Result: The measurement is
more. Proceed to step 2.
Result: The measurement is less than
5
/
inch / 8 mm. Replace both wear pads.
16
2 Measure the thickness of each chassis wear
pad at the non-steer end of the machine.
Result: The measurement is
more. Proceed to step 3.
Result: The measurement is less than
5
/
inch / 8 mm. Replace both wear pads.
16
3 - 32
5
/
inch / 8 mm or
16
5
/
inch / 8 mm or
16
GS-3390 • GS-4390 • GS-5390
3 Measure the thickness of each platform scissor
arm wear pad at the steer end of the machine.
Result: The measurement is
more. Proceed to step 4.
Result: The measurement is less than
5
/
inch / 8 mm. Replace both wear pads.
16
4 Measure the thickness of each platform scissor
arm wear pad at the non-steer end of the
machine.
Result: The measurement is
more.
Result: The measurement is less than
5
/
inch / 8 mm. Replace both wear pads.
16
July 2007
REV E
5
/
inch / 8 mm or
16
5
/
inch / 8 mm or
16
Part No. 72863