DeWalt DXPW3394 Instruction Manual page 22

(Troubleshooting Codes cont.)
CODE
28 Pump head or tubes damaged from freezing.
29 Oil seals worn.
30 Loose drain plug.
31 Worn or torn drain plug o-ring.
32 Worn or torn fill plug o-ring.
33 Pump overfilled.
34 Incorrect oil used.
35 Vent plug is clogged.
36 Air filter filled with oil.
POSSIBLE CAUSE POSSIBLE SOLUTION
Have replaced by authorized service center.
Have replaced by authorized service center
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 per sists, replace plug.
Clean air filter element. Refer to engine instruction manual for
correct procedure.
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