
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 |
|
|
|
|
|
|
| Low wash water pressure. | Wash arms (nozzles) are clogged. | Remove wash arms and clean. |
|
|
|
|
|
|
|
| Pump impeller worn or broken. | Replace pump. |
|
|
|
|
|
|
| Water leak in the gas booster pack. | Loose compression or NPT fitting. | Check all fittings to ensure that they are |
|
|
|
| tight. |
|
|
|
|
|
|
|
| Compression fitting | Replace compression fitting. |
|
|
|
|
|
|
|
| NPT fitting | Replace the fitting. |
|
|
|
|
|
|
| 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. |
|
|
|
|
|
|
|
| Bad thread sealer on fitting. | Remove fitting and apply an AGA approved |
|
|
|
| thread sealer. |
|
|
|
|
|
|
|
| Defective part (has crack, hole, or break in | Replace the part. |
|
|
| it) |
|
|
|
|
|
|
|
| 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 |
|
|
|
| past solenoid valve. |
|
|
|
|
|
|
14