SOLUTION SYSTEM
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TROUBLESHOOTING
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Problem:
No solution flow
Possible Cause and Remedy:
1
Machine
controls not positioned properly. In order for solution to flow, the controls must be positioned as
follows:
•
Key Switch - ON
•
Solution Switch (on left side of handle) - ON
•
Brush drive lowered
•
Twist Grips - Forward
•
Flow control lever (on right side of control handle) UP
2
Clogged Solution Filter. Drain solution tank, using the clear plastic drain hose on back of machine. This
automatically flushes loose dirt from solution filter. If solution still does not flow, remove and disassemble
the tee-fitting (under the solution tank), remove and clean the filter thoroughly.
3
Clogged Solenoid Valve. Remove, disassemble, and clean the solenoid valve. See the
Solenoid Valve
Disassembly and Cleaning
section for instructions.
4
Defective Speed Control. Replace speed control.
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Problem:
Solution leaks in “OFF” position
Possible Cause and Remedy:
1
Dirt in solenoid valve. Remove, disassemble, and clean the solenoid valve. See the
Solenoid Valve
Disassembly and Cleaning
section for instructions.
2
Defective solenoid valve. Replace the solenoid valve. See the
Solenoid Valve Removal
section for
instructions.
BA 500
Service Manual
6
