PRESSURE WASHER Troubleshooting Guide
18
TROUBLESHOOTING
PROBLEM | POSSIBLE CAUSE | SOLUTION | |
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OIL DRIPPING | Oil seal worn | Check and replace if necessary. | |
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EXCESSIVE | Irregular functioning of the valves | Check and replace if necessary. | |
VIBRATION IN |
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DELIVERY LINE |
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DETERGENT NOT | Air leak | Tighten all clamps. Check detergent lines for | |
DRAWING |
| holes. | |
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| Restrictor in float tank is missing | Replace restrictor. Check for proper orifice in | |
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| restrictor. | |
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| Filter screen on detergent suction | Clean or replace. | |
| hose plugged |
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| Dried up detergent plugging metering | Disassemble and clean thoroughly. | |
| valve |
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| High viscosity of detergent | Dilute detergent to specifications. | |
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| Hole in detergent line(s) | Repair hole. | |
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| Low detergent level | Add detergent, if needed. | |
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PUMP RUNNING | Pump sucking air | Check water supply and possibility of air | |
NORMALLY BUT |
| seepage. | |
PRESSURE LOW ON |
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Valves sticking | Check and clean or replace if necessary. | ||
INSTALLATION | |||
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| Nozzle incorrectly sized | Check and replace if necessary (See serial | |
| plate for proper size). | ||
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| Unloader valve seat faulty | Check and replace if necessary. | |
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| Worn piston packing | Check and replace if necessary. | |
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BURNER MOTOR | Fuel pump seized | Replace fuel pump. | |
WILL NOT RUN |
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Burner fan loose or misaligned | Position correctly, tighten set screw. | ||
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| Defective control switch | Replace switch. | |
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| Loose wire | Check and replace or tighten wiring. | |
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| Defective burner motor | Replace motor. | |
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RELIEF VALVE | Relief valve defective | Replace or repair. | |
LEAKS WATER |
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SHARK SSG •