TROUBLESHOOTING SECTION
WARNING: Inspection, testing and repair of electrical equipment should only be performed by a qualified service techni- cian. Many of the tests require that the unit have power to it and live electrical components be exposed.
USE EXTREME CAUTION WHEN TESTING THE MACHINE.
Symptom | Possible Cause | Action |
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Low wash water pressure. | Wash arms (nozzles) are clogged. | Remove wash arms and clean. |
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| Pump impeller worn or broken. | Replace pump. |
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Water leak in the gas booster pack. | Loose compression or NPT fitting. | Check all fittings to ensure that they are |
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| tight. |
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| Compression fitting | Replace compression fitting. |
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| NPT fitting | Replace the fitting. |
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Gas leak. | Loose fitting. | Using an approved leak detector, determine |
CAUTION: WHEN CHECKING FOR GAS |
| which fitting is loose and either tighten or |
LEAKS DO NOT USE FLAME. |
| replace. |
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| Bad thread sealer on fitting. | Remove fitting and apply an AGA approved |
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| thread sealer. |
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| Defective part (has crack, hole, or break in | Replace the part. |
| it) |
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Low rinse temperature/low wash | Excessive water flow into machine. | Adjust pressure regulator so that 20 PSI is |
temperature. |
| maintained at gauge. Check for leakage |
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| past solenoid valve. |
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