Brake Assembly; Drive Motor Assembly Removal - JLG Toucan 12E Service And Maintenance Manual

SECTION 4 - CHASSIS MOUNTED COMPONENTS

Brake Assembly

NOTE: The brake is only suitable for dry operation. All parts
must be free from grease, oil, water or other sub-
stances that could affect braking efficiency.
Figure 4-4. Brake Assembly
1. Insert the 3 screws (1) in the magnet body (2)
mounting holes.
2. Install the 6 springs (3). Locate springs as shown.
3. Install the 3 bushings (4).
4. Install the armature plate (5) taking care to align the
threaded holes of the plate with the through holes of
the magnet body and to position the chamfer
upwards.
5. Install the dust protection ring (6) onto the assembly
to keep all parts in place.
6. Install the friction plate (7) on the motor assembly.
7. Install the brake disk (8) on the driver (9).
8. Reposition the friction plate (7) so as the mounting
screws will go through the holes that are nearing the
slots.
9. Install and secure the brake assembly.
10. Correctly position the dust protection ring (6). Install
the dust cap (10).
4-2

Drive Motor Assembly Removal

Figure 4-5. Drive Motor Removal
1- Drive Motor Assembly
2- Hardened washer
3- Spring Washer
4- Socket Head Cap Screw (Grade 10.9)
1. Place the machine on a flat and level surface. Using
ground controls fully rotate the turntable either to the
left or to the right. Turn power off and disconnect
battery plug. Chock both front wheels.
2. Remove chassis hoods. Remove rear and side
shields.
3. Using a jack of appropriate capacity, elevate the
machine enough to be able to remove the wheel(s)
and to place blocks under the chassis.
4. Remove the wheel(s).
5. Disconnect sensor bearing/thermal sensor connec-
tor and brake supply cables. Tag and disconnect
motor cables from the controller.
6. Attach an adequate lifting device to the drive motor
assembly and remove slack.
7. Loosen hardware securing the motor assembly to
the chassis. Remove the drive motor assembly.
– JLG Lift – 31210149