General Information
4
Service Manual – CA90 32T
General Information
Machine Description
The CLARKE CA90 32T is a battery powered walk-behind automatic floor scrubber. It is intended for use in
large commercial facilities such as hospitals, schools, factories, and retail stores.
The CLARKE CA90 32T is equipped with (2) counter rotating pad/brush holders to provide a 32 inch
cleaning path.
The machine has (6) 6 volt batteries connected in series to provide 36 volts DC to the transaxle and other
systems.
Service Manual Purpose
The service manual is a resource for professional service technicians. It provides information for
understanding how the machine operates, where components are located, basic troubleshooting,
maintenance, and mechanical service operations.
Revision History
Date
Revisions
11/15
Initial publication
Other Reference Manuals
Clarke 810T Operators manual (Includes Parts List Information) - Form number 56091127
Diagnostic and Service tools
In addition to a full set of metric and standard tools, the following are required to successfully and quickly
troubleshoot and repair of CLARKE commercial floor cleaning equipment.
• Digital Voltmeter (DVM) with current clamp
• Hydrometer
•
Battery load tester for checking batteries
•
Vacuum water lift gauge - Nilfisk p/n 56205281