Swing Motor - JLG TOUCAN 8E Service And Maintenance Manual

SECTION 5 - TURNTABLE AND VERTICAL MAST
Re-plug chain slack sensor harness connector as
previously tagged.
Figure 5-12. Chain Slack Detection System - Sensor
1- Chain slack Detection System
2- Mast Inner Power Track (T10E/T26E).
3- Plastic Straps
19. Secure mast lateral power track. Correctly route
hoses and cables along mast section #1 and install
clamps.
20. Install and connect the drive orientation switch as
previously tagged. Route the switch harness
between the two cylinder supports as shown below.
Figure 5-13. Drive Orientation Switch Harness Routing
21. Install mast cylinder valve and connect hydraulic
lines. Install the coil, the O-ring and the manual over-
ride device (Refer to Section 7).
5-6
Cable
22. Connect hydraulic lines to ports 5 and 6 of the
hydraulic power unit valve body (Connect Yellow/
Blue tagged hose to port 5).
23. Correctly route hoses and cables on the left hand
side of the hydraulic power unit and install clamps.
24. Connect the power cable (Black Tagged) to the
hydraulic unit motor. Re-plug all connectors of the
harness coming from the chassis (harness coming
out from the rotary power track) as previously
tagged.
25. Install and secure the counterweight taking care not
to pinch cables or hoses. Install battery pack onto
the counterweight.
26. Install and secure charger and accessories mount-
ing plate assembly. Connect electric lines and power
cables to the line contactor and to the power fuse as
previously tagged. Re-plug charger interlock con-
nector. Connect the battery centralized filling unit
hose.
27. Re-plug the beacon. Install battery cover assembly.
28. Install right access door and re-plug the connector
to the ground console.
29. Connect battery plug. Using ground controls, check
swing system for proper operation.
30. Adjust mast section alignment (Refer to Section 5.4).
Adjust chains tension if necessary (Refer to Section
5.5). Check hydraulic fluid level and adjust accord-
ingly. Lubricate bearing track as specified.
31. Check all machine functions for proper and safe
operation (Including mast manual descent). Install
chassis shields and hoods. Record work platform
operating time (hour meter on ground console):
turntable bearing bolts torque will have to be verified
after the next 50 hours of operation.

5.2 SWING MOTOR

Removal
1. Place the machine on a FLAT AND LEVEL SUR-
FACE. Remove chassis hoods and right side shield.
Using ground controls (or manual swinging operat-
ing device), rotate the turntable 90° to the right, fully
raise the mast and install suitable blockings to sup-
port mast section #2 (Refer to Section 5.5). Lower
the mast until mast section#2 rests on blockings.
Turn power off at ground controls. Disconnect bat-
tery plug.
2. Tag, disconnect and cap swing motor hydraulic lines
and ports.
3. Remove the mast cylinder holding valve (Refer to
Section 7).
4. Remove the 4 attachment screws and washers
securing the motor to the turntable base plate.
5. Lift the motor upwards and remove it from its mount-
ing hole.
– JLG Lift – 31210090