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| TROUBLESHOOTING | |
TROUBLE SHOOTING CHART |
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PROBLEM | POSSIBLE CAUSE | SOLUTION |
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No power to machine | Dead electrical circuit | Check building circuit breaker or fuse |
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| box. |
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Electrical shock | Faulty power cord | Replace. |
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Electrical shock | Equipment not grounding | Follow grounding instructions exactly. |
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| Receptacle not grounded | Contact an electrician to check |
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| building's wiring. |
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Vac motor speed varies or | Worn motor brushes | Replace. |
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doesn't run | Motor worn out | Replace. |
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| Faulty switch | Replace. |
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Loss of Vacuum | Loose vacuum dome | Center and seal dome over tank. |
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| Crack in dome or poor joint | Replace or repair using acrylic plastic |
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| cement only. |
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| Lint or dirt clogging vacuum | With power off clean screen. |
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| screen |
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| Loose cuffs on vacuum hose | Tighten cuffs turning counterclockwise. |
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| Vac motor seals leaking | Replace. |
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| Floor tool vac chamber | Wash out with hose. Pick lint out with a |
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| clogged | wire. |
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| Vac motor, hose, or dome | Replace. |
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| gasket |
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Solution hose fitting hard to | Corrosion on fittings | Clean with steel wool. |
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connect |
| Soak in acetic acid (white vinegar). |
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| Lubricate lightly with silicone based |
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| lubricant. |
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Carpet not getting clean | Severe soil conditions | Make several passes at right angles to |
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| each other. |
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| Use a prespray. |
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Carpet too wet | Over saturation | Adjust solution pressure to lower |
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| setting. |
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| Make several passes without spray. |
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Carpet browning | Leaving carpet too wet | Check for loss of vac pressure. |
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| Too much chemical | Check label for correct solution |
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| concentration. |
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Solution not flowing properly | Solution hose connection | Check for positive connection. |
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| Faulty pump | Repair or replace. |
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| Faulty floor tool valve | Repair or replace. |
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| Faulty pump switch | Repair. |
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10 |
