Genie GS-2669 RT Service Manual page 150

Section 4 • Repair Procedures
PLATFORM OVERLOAD COMPONENTS
Check the Maximum Height
Limit Switch
1 Using a suitable lifting device, place a test
weight in the center of the platform floor. Secure
the weight to the platform. Refer to the chart
below.
GS-2669 RT
GS-3369 RT
GS-4069 RT
2 Raise the platform to approximately 13 ft / 4 m.
3 Rotate the safety arm away from the machine
and let it hang down.
4 Raise the platform until it activates the
maximum height limit switch.
Result: The alarm does not sound and the
engine will continue to run. Proceed to step 7.
Result: The overload alarm is sounding and the
engine stops running. Proceed to step 5.
5 Lower the scissor assembly until the safety arm
rest on the cross tube.
6 Adjust the maximum height limit switch by
moving it towards the non-steer end of the
machine. Repeat this procedure beginning with
step 2.
7 Lower the platform enough to return the safety
arm to the stowed position.
8 Lower the platform to the stowed position.
Remove the test weight.
4 - 80
680 kg
454 kg
363 kg
GS-2669 RT • GS-3369 RT • GS-4069 RT
a
b
b
Limit switch legend
a down limit switch
b load sense interrupt limit switch
c maximum height limit switch
November 2014
c
a
Part No. 229753