User Guide
MAINTENANCE 
SCX364 86037150 1/17/07 
 4-10 
7. TRACTION MOTOR 
Do not use a pressure washer to clean around 
the motors. Use tap pressure only. 
TRACTION MOTOR CARBON BRUSH 
REPLACEMENT 
FOR SAFETY: Before leaving or servicing 
machine, stop on a level surface, turn off 
machine and remove key. 
1.  Disconnect batteries from machine. 
2.  Disconnect the electrical connection to the 
traction motor. 
3.  Remove brush cap. 
4.  Release brush from spring tension. Remove 
screw connecting brush wire lead to brush 
holder. Clean brush holder to insure free 
movement. 
5.  Install new brush and reinstall connecting screw 
and lead. 
6.  When all new brushes are installed. Place all in 
retracted position, held into brush holder by 
spring tension. 
7.  Carefully replace brush cap.
8. CIRCUIT BREAKERS 
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. 
20 Amp. Protects the left scrub 
brush motor. 
20 Amp. Protects the center 
scrub brush motor. 
20 Amp. Protects the swinging 
scrub brush motor. 
25 Amp. Protects the vacuum 
motor. 
    25 Amp. Protects the propel 
 motor.  
3 Amp. Protects the machine 
controls. 
9. BRUSH SKIRTS 
Contain the water in the deck area. The skirt will 
flex over uneven floors and also as the brush or 
pad wears. 










