Hitachi EX 3600-6, Operator'S Manual

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TROUBLESHOOTING
11-6
ELECTRICAL SYSTEM
Problem Cause Solution
Nothing Works Battery Recharge or replace.
Nothing Works
(Except clock) Battery relay Replace relay.
Batteries Undercharged Loose or corroded connections Clean and tighten or replace batteries.
Alternator belt loose Tighten or install new belt.
Alternator not charging See your authorized dealer.
Fuse Replace fuse.
Key switch failure Replace key switch.
Starting Motor Will Not Turn Battery undercharged or dead Recharge or replace battery.
Battery cables making poor
connections Clean connections.
High current fuse Replace high current fuse.
Key switch See your authorized dealer.
Start relay See your authorized dealer.
Starter solenoid See your authorized dealer.
Starter Repair or replace start motor.
Starter pinion jammed in flywheel
gear Repair or replace starter.
Major engine failure See your authorized dealer.
Starter Solenoid Chatters Poor connections at batteries or
starter Clean connections.
Low battery charge Recharge or replace batteries.
Starter solenoid “hold-in” windings
open See your authorized dealer.
Starter Motor Turns but Will
Not Crank Engine Starter pinion gear not engaging
flywheel ring gear See your authorized dealer.
Pinion shift mechanism jammed or
malfunctioning See your authorized dealer.
Pinion gear teeth broken See your authorized dealer.
Flywheel gear teeth broken See your authorized dealer.
Engine Cranks Slowly Battery cables damaged or broken
internally Inspect and replace cables.
Battery or starter cable
connections loose or corroded Clean and tighten connections.