MAINTENANCE
SGJ32 86037680 01/03/07
4-12
!
WARNING
12. TRACTION MOTOR
Do not use a pressure
washer to clean around the
brush motors. Use tap pressure only.
TRACTION MOTOR CARBON BRUSH
REPLACMENT
FOR SAFETY: Before leaving or servicing machine,
stop on a level surface, turn off machine and remove
key.
1.
Disconnect batteries from machine.
2.
Turn the steering wheel fully to the right.
3.
Disconnect the electrical connection to the
traction motor (keeping note of which wire is
positive and negative). Use a wrench to hold
locking nuts while loosening connector nut to
prevent threaded stud from turning.
4.
Scribe alignment mark on motor barrel to motor
cap.
5.
Remove end cap from motor.
NOTE: Motors contain two wave washers in
cap. Do not lose these.
6.
Release brush from spring tension. Remove
screw connecting brush wire lead to brush
holder. Clean brush holder to insure free
movement.
7.
Install new brush and reinstall connecting screw
and lead.
8.
When all new brushes are installed. Place all in
retracted position, held into brush holder by
spring tension.
9.
Carefully place end cap onto bearing on motor
shaft.
NOTE:
On motors use care to assure wave
washer alignment.
10.
With cap end in partially installed position,
release all brushes to contact position with
motor commutator.
NOTE:
Failure to insure all brushes are released
will result in motor failure).
11.
Maintain alignment between motor barrel base
and cap. Reinstall the two attach bolts from cap
into base.
13. FUSE
The fuse is a one-time circuit protection device
designed to stop the flow of electrical current in
the event of an electrical overload. If fuse is
blown, it must be replaced.
The fuse is located inside the battery
compartment.
14. CIRCUIT BREAKERS
Interrupt the flow of power in the event of an
electrical overload. When a circuit breaker is
tripped, reset it by pressing the exposed button.
If a circuit breaker continues to trip, the cause of
the electrical overload should be found and
corrected.
25 Amp. Protects the left scrub
brush motor.
25 Amp. Protects the right scrub
brush motor.
