Page 22
XX69RT Series - Service & Parts Manual
November 2022
Section 6 - Maintenance
Note:
If necessary, the horn can be adjusted to obtain the loudest volume by turning the adjustment
screw near the wire terminals on the horn.
B-8 Test the Down Limit Switch
• Tools will be required to perform this procedure.
Maintaining the limit switches is essential to safe operation and good machine performance.
Operating the machine with a faulty limit switch could result in reduced machine performance and a
potentially unsafe operating condition.
Perform these procedures with the machine on a firm, level surface that is free of obstructions.
1. Remove the platform controls from the platform.
2. Start the engine from the platform controls.
3. Press the engine high speed idle select button.
• Result:
The light will turn on. The machine is functioning properly.
• Result:
The light will turn off, replace the down limit switch.
4. Press the Lift function select button.
5. Raise the platform 13 ft (4 m).
6. Lift the safety arm, move it to the center of the scissor arm and rotate up to a vertical position.
7. Lower the platform until the safety arm rests securely on the link. Keep clear of the safety arm
when lowering the platform.
Crushing hazard. Keep hands clear of the safety arm when lowering the
platform.
8. Press the roller arm of the limit switch. Activate the switch contacts.
• Result:
The engine high speed idle select button light will turn off when press the drive speed
button. The machine is functioning properly.
• Result:
The engine high speed idle select button light will turn on when pressing the drive
speed button. Replace the down limit switch.
9. Raise the platform and return the safety arm to the stowed position.
10. Lower the platform to the stowed position.
B-9 Test the Up Limit Switch
• Tools will be required to perform this procedure.
Maintaining the limit switches is essential to safe operation and good machine performance.
Operating the machine with a faulty limit switch could result in reduced machine performance and a
potentially unsafe operating condition.
Perform these procedures with the machine on a firm, level surface that is free of obstructions.
1. Start the engine from the ground controls.
2. Raise the platform approximately 13 ft (4 m) from the ground controls.
Summary of Contents for 3369RT
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