DeWalt D55167 instruction manual Area. See Risk of Explosion or Fire warning under Important

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Code	possible cause	POSSIBLE SOLUTION
15	Tank pressure exceeds pressure switch cut-in	Motor will start automatically when tank pressure drops below cut-
	pressure	in pressure of pressure switch.
16	Extension cord is wrong length or gauge	Check for proper gauge wire and cord length refer to the Extension
		Cords under Installation.
17	Loose electrical connections	Check wiring connection inside pressure switch and terminal box
		area.
18	Possible defective motor	Contact a DeWALT factory service center or a DeWALT authorized
		service center.
19	Paint spray on internal motor parts	Contact a DeWALT factory service center or a DeWALT authorized
		service center. Do not operate the compressor in the paint spray
		area. See Risk of Explosion or Fire warning under Important
		Safety Instructions.
20	Fuse blown, circuit breaker tripped	1. Check fuse box for blown fuse and replace as necessary. Reset
		circuit breaker. Do not use a fuse or circuit breaker with higher
		rating than that specified for our particular branch circuit.
		2. Check for proper fuse. You should use a time delay fuse.
		3. Check for low voltage conditions and/or proper extension cord.
		4. Disconnect the other electrical appliances from circuit or operate
		the compressor on its own branch circuit.
21	Worn Belt	Contact a DeWALT factory service center or a DeWALT authorized
		service center.
22	Restricted air intake filter	Clean or replace air intake filter. Do not operate the air compressor
		with the filter removed. Refer to the Air Filter paragraph in the
		Maintenance section.

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