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Parts and Instruction Manual - R500H Rush Carpet Extractor
TROUBLESHOOTING
ELECTRICAL SYSTEM
PROBLEM
SOLUTION
NO ELECTRICAL POWER
1. Defective power cord.
2. House or building circuit breaker tripped
POWER IS INTERMITTENT TO ONE OR ALL MO-
TORS
1. Faulty electrical cable.
2. Defective switches.
3. Loose terminal or discolored terminal connections.
VACUUM SYSTEM
PROBLEM
SOLUTION
NO VACUUM SUCTION
1. Drain Valve open.
2. Vacuum lid is not sealed against tank.
3. Loose vacuum hose, vacuum connection
LOW VACUUM SUCTION
1. Accumulated dirt on lid screen.
2. Worn out vacuum lid gasket.
3. Lint & dirt build-up on wand head.
4. Defective vacuum hose.
5. Loose connection in the vacuum motor(s).
SOLUTION SYSTEM
PROBLEM
SOLUTION
PUMP MOTOR RUNS BUT NO SPRAY THROUGH
SPRAY TIPS
1. Clogged spray tips.
2. Clogged solution intake filter screen.
3. Clogged female quick disconnect coupler.
4. Quick disconnects not fully connected
5. Dirty or damaged pump head valves.
6. Defective pump check valve.
7. Crack in pump housing.
8. Lost Prime.
UNEVEN OR WEAK SPRAY FOR SPRAY TIPS
1. Clogged or dirty spray tips.
2. Accumulated dirt on solution intake filter screen.
3. Accumulation of debris inside pump and plumbing.
4. Worn pump bearing (excessive noise).
5. Punctured pump diaphragm.
6. Defective rectifier or motor.
7. Worn nozzles.
ERRATIC PRESSURE
1. Pump check valves defective or dirty
2. Lost prime.
