PROBLEM | CAUSE | CORRECTION | ||
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Will not draw | Spray wand not in low pressure. | See How to Use Spray Wand | ||
| paragraph in the Operation | |||
chemicals |
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| Section. | |||
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| Chemical filter clogged. | Clean filter. | ||
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| Chemical screen not in cleaning | Make sure end of chemical hose | ||
| solution. | is fully submerged into cleaning | ||
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| solution. | ||
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| Chemical too thick. | Dilute chemical. Chemical should | ||
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| be the same consistency as water. | ||
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| Pressure hose is too long | Lengthen water supply hose | ||
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| instead of high pressure hose. | ||
| Chemical build up in chemical | Have parts cleaned or replaced | ||
| injector. | by AWSC. | ||
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No or low | Worn seal or packing | Have replaced by AWSC. | ||
pressure | Worn or obstructed valves. | Have replaced by AWSC. | ||
(after period of |
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Worn unloader piston. | Have replaced by AWSC. | |||
normal use) | ||||
| Worn | Have replaced by AWSC. | ||
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Water leaking at | Worn or broken | Check and replace. |
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gun/spray wand |
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Loose hose connection. | Tighten. | |||
connection | ||||
Water leaking |
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Loose connections. | Tighten. | |||
at pump |
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Piston packings worn. | Have replaced by AWSC. | |||
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| Worn or broken | Have replaced by AWSC. | ||
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| Pump head or tubes damaged | Have replaced by AWSC. | ||
| from freezing. |
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Oil leaking at | Oil seals worn. | Have replaced by AWSC | ||
pump |
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Loose drain plug. | Tighten. | |||
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| Worn drain plug | Check and replace. | ||
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| Worn fill plug | Check and replace. | ||
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| Pump overfilled. | Check for correct amount. | ||
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| Incorrect oil used. | Drain and fill with correct amount | ||
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| and type of oil. | ||
| Vent plug is clogged. | Clean vent plug; blow air through it | ||
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| to remove any blockage. If prob- | ||
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| lem persists, replace plug. | ||
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Pump Pulsates | Nozzle obstructed. | See Nozzle Cleaning paragraph in | ||
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| the Maintenance section for the | ||
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| correct procedure. | ||
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A12338 | 16- ENG |