Terex Genie Z-33/18, Service And Repair Manual, Page: 37 / 117

January 2020
Part No. 1268514GT Z
®
-33/18 3-15
Section 3 • Repair Procedures
PLATFORM COMPONENTS
Determine the limit switch trigger point:
4 Gently move the platform up and down by
hand, so it bounces approximately 1 to 2 inches
/ 2,5 to 5 cm. Allow the platform to settle.
Result: The overload indicator light and the
alarm is on . Slowly tighten the load spring
adjustment nut by turning it clockwise just until
the overload indicator light and alarm turns off.
The platform will need to be moved up and down
and allowed to settle between adjustments.
There may be an approximate 2 second delay
before the overload indicator light turns on and the
alarm sounds.
Result: The overload indicator light and
alarm is off . Slowly loosen the load spring
adjustment nut by turning it counterclockwise
just until the overload indicator light and alarm
turn on.
There may be an approximate 2 second delay
before the overload indicator light turns on and the
alarm sounds.
The platform will need to be moved up and down
and allowed to settle between adjustments.
Confirm the setting:
5 Turn the key switch to platform control.
6 Lift the test weight off the platform floor using a
suitable lifting device.
7 Place the test weight back onto the center of
the platform floor using a suitable lifting device.
Result: The alarm should be off. The platform
overload indicator light should be off at both the
ground and platform controls.
There may be an approximate 2 second delay
before the overload indicator light and alarm turn
off.
8 Add an additional 8.8 lb / 4 kg test weight to the
original test weight to overload the platform.
Result: The alarm should sound. The platform
overload indicator light should be flashing at
both the ground and platform controls.
There may be an approximate 2 second delay
before the overload indicator light turns on and the
alarm sounds.
9 Test all machine functions from the platform
controls.
Result: All platform control functions should not
operate.
10 Turn the key switch to ground control.
11 Test all machine functions from the ground
controls.
Result: All ground control functions should not
operate.
If the platform overload system is not operating
properly, repeat steps 1 through 4.