American Landmaster 36V 200 Series, Service Manual

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Page 5
200 Series 36V 15312
Batteries.
Section 3 - M
OTOR AND
C
ONTROLLER
Before servicing the Motor or Motor Controller, be sure to disconnect the Main Fuse.
A charge is stored in the Motor Controller and if its terminals are shorted out, even
though disconnected from the battery, it may spark. This will not cause damage to
the controller.
MOTOR REMOVAL AND INSTALLATION
The motor is isolated from the chassis to ensure arching will not damage the motor
controller. Ensure isolating washers are put back in place after removal.
Motor Removal
To remove the motor:
1.
Disconnect the Main Fuse.
2. Using a 2.5mm Allen Wrench, loosen the drive pulley set screw.
3. Loosen the Drive Belt Tensioner to allow excess play in the belt.
4. Remove bottom bolts from motor, attaching it to the mounting plate, then
remove the upper bolts. Notice the order of washers as the bolts are
removed.
5. Carefully pull the motor away from the mounting plate, allowing the drive
pulley to slide off the motor shaft.
Motor Installation
To install the motor:
1.
First, install the isolating washers and bolts into the motor mounting plate.
2. Align motor and install bolts.
3. Place key in keyway of motor shaft.
4. Fit drive pulley into belt and install onto motor shaft.
5. Center the drive pulley with the secondary pulley.
6. Apply removable thread lock to the threads of the drive pulley set screw.
7. Using 2.5mm Allen Wrench, tighten the set screw
CONTROLLER REMOVAL AND INSTALLATION
Controller Removal
1. Disconnect the Main Fuse.
2. Remove the three bolts holding the controller to the mounting plate.
3. Disconnect the two motor Field connections (F+ and F-).
4. Using a 6mm Allen Wrench, remove the three motor Armature and Ground
connections (M+, M-, and B-).