Graco FinishPro 390 Repair Electrical Manual

Table of Contents
Basic meter terminology and testing procedures................................................................................................. 3-9
Error Code Chart ............................................................................................................................................. 2
6-32
FinishPro 390
ON/OFF Switch Test ............................................................................................................................................ 10
Switch Ladder Diagram.........................................................................................................................................11
288841Control board:
• Airless Motor will not start................................................................................................................. 12,13
• Airless Motor Test................................................................................................................................... 14
• Airless Motor will not shut off ................................................................................................................ 15
Air Compressor
• Air Compressor will not start .................................................................................................................. 16
• Air Compressor runs but will not build pressure..................................................................................... 17
• Air Compressor is trying to start (humming). ......................................................................................... 10
FinishPro 395
ON/OFF Switch Test ....................................................................................................................................... 18,19
Switch Ladder Diagram.........................................................................................................................................20
288841Control board:
• Airless Motor will not start..................................................................................................................21,22
• Airless Motor Test................................................................................................................................... 23
• Airless Motor will not shut off ................................................................................................................ 24
Air Compressor
• Air Compressor will not start ...................................................................................................................25
• Air Compressor runs but will not build pressure..................................................................................... 26
• Air Compressor is trying to start (humming). .................................................................................... 18,19

Graco FinishPro 390 Specifications

General

Brand	Graco
Model	FinishPro 390
Category	Paint Sprayer
Language	English