PROBLEM
Will not draw chemicals
No or low pressure (after period of normal use)
Water leaking at gun/ spray wand connection
Water leaking at pump
Pump
Pulsates
Oil leaking at pump
CAUSE
Spray wand not in low pressure.
Chemical filter clogged.
Chemical screen not in cleaning solution.
Chemical too thick.
Pressure hose is too long
Chemical build up in chemical injector.
Worn seal or packing Worn or obstructed valves. Worn unloader piston.
Worn or broken
Loose hose connection.
Loose connections.
Piston packings worn.
Worn or broken
Pump head or tubes damaged from freezing.
Nozzle obstructed.
Oil seals worn.
Loose drain plug.
Worn drain plug
Worn fill plug
Pump overfilled.
Incorrect oil used.
Vent plug is clogged.
CORRECTION
See How to Use Spray Wand paragraph in the Operation Section.
Clean filter.
Make sure end of chemical hose is fully submerged into cleaning solution.
Dilute chemical. Chemical should be the same consistency as water.
Lengthen water supply hose instead of high pressure hose.
Have parts cleaned or replaced by AWSC.
Have replaced by AWSC.
Have replaced by AWSC.
Have replaced by AWSC.
Check and replace.
Tighten.
Tighten.
Have replaced by AWSC.
Have replaced by AWSC.
Have replaced by AWSC.
See Nozzle Cleaning paragraph in the Maintenance section for the correct procedure.
Have replaced by AWSC
Tighten.
Check and replace.
Check and replace.
Check for correct amount.
Drain and fill with correct amount and type of oil.
Clean vent plug; blow air through it to remove any blockage. If prob- lem persists, replace plug.
AWSC = Authorized Warranty Service Center
19- ENG | A20118 |
