Graco FinishPro 390 Repair Electrical Manual

WIRE CONTINUITY TESTING
Continuity testing will “NOT” fi
nd wire fragmentation!!
Example:
120
Vac input static voltage and drops to 119Vac load voltage.
A good piece of wire will carry line and load voltage.
Damaged / Fragmented Wire
Damaged / Fragmented Wire
Pinched Wire
120 Vac input static voltage and drops to 76Vac load voltage.
Other causes:
Poor stripping of outer insulation.
Poor crimp.
A defective piece of wire may carry line voltage but will “NOT” carry load voltage
6

Graco FinishPro 390 Specifications

General

Brand	Graco
Model	FinishPro 390
Category	Paint Sprayer
Language	English