DeWalt D55275 Instruction Manual download pdf (Page 17)

English

Code Probable Cause Probable Solution

18 Possible defective safety/relief valve. Operate safety relief valve manually by pulling on test ring. If it still

leaks, replace it.

19 Excessive air tank pressure. Adjust the pilot valve. If the problem still exists, replace pilot valve.

20 Defective gaskets. Replace and torque head bolts to 6 - 7 ft lbs.

21 Fittings not tight enough. Warning : Drain air before tightening. tighten fittings so air can not

be heard escaping. Check joint with soap solution. Do not

overtighten.

22 Defective or rusted air tank Air tank must be replaced. Do not attempt to repair air tank.

23 Pressure regulator knob not turned to high enough pressure Adjust pressure regulator knob to proper setting or replace.

or defective pressure regulator.

24 Hose or hose connections are to small or long. Replace with larger hose or connectors.

25 Possible defective (reed) valve. Remove pump head and inspect valve plate and (reed) valve.

Clear or replace valves as required.

26 Air compressor on uneven surface. Do not incline the air compressor more than 10˚ in any direction

while running.

27 Crankcase overfilled with oil. Drain oil, Refill to proper level with D

EWALT synthetic oil.

28 Plugged oil dipstick vent. Clean.

29 Water in oil due to condensation. Drain oil. Refill to proper level with D

EWALT synthetic oil.

30 Condensation in air tank caused by high level of Drain air tank after every use. Drain air tank more often in humid

atmospheric humidity. weather and use an air line filter.

31 Unit located in damp or humid location. Relocate the compressor.

32 Engine oil too low. Low oil shut off is on. Add engine oil.

33 Manual lock on pilot valve is in the loaded position. Move manual lock into an in-line position.

34 Engine idle speed too low. Increase idle speed.

35 Engine problem. See “Taking care of unexpected problems” in engine owners

manual.

1 2 ... 12 13 14 15 16 17

No comments

DeWalt D55275 Instruction Manual Page 17