13Service Manual – SC900
14 - Wheel System, Non-Traction
Functional Description
The SC900 machine is propelled by the drive
wheels. The rear caster wheels add stability and
ease of turning.
Removal and Installation
WARNING: Never work under machine without safety stands or
blocking to support the machine.
1. To reduce the weight of the machine, drain both the recovery and solution tanks.
2. Raise the rear of the machine and place blocking under the rear lifting points.
3. Remove the four screws and washers that secure the caster to the chassis, and remove the caster.
Caster
Wheels