Hitachi ZAXIS 135US-6 class User Manual

TROUBLESHOOTING
11-2
Impossible to Start the Engine
Problem Cause Solution
Engine will not start
Starter does not rotate or is not
powerful.
Discharged battery Charge or replace battery.
Disconnected, loose, or corroded battery
terminals
After repairing the corroded
area, securely tighten the
connectors.
Lowered pilot control shut-off lever. Pull pilot control shut-off lever
up.
Disconnected, loose, or corroded starter
ground line terminals.
After repairing the corroded
area, securely tighten the
connectors.
Faulty pilot control shut-off lever electrical
system
* Repair
Too high engine oil viscosity Change engine oil with
appropriate viscosity.
Faulty starter and/or electrical system * Repair and replace
Battery Disconnect Switch is in the OFF
position
Turn the disconnect switch to
the ON position
Starter rotates. No fuel After checking that no fuel is
leaking, refill fuel.
Air in the fuel system Bleed air.
Clogged fuel main filter Replace element
Clogged fuel pre-filter Replace element
Frozen fuel Warm the fuel pump with
hot water or wait until the
atmospheric temperature rises.
Engine stop switch is ON * Repair and replace
Faulty preheat system * Repair and replace
Even though the engine is started, the
engine stalls soon.
Too low idle speed * Repair and replace
Clogged fuel main filter Replace element.
Clogged fuel pre-filter Replace element.
Faulty engine control system * Repair and replace
Clogged air cleaner Clean or replace the element.
Faulty fuel system * Repair and replace
Engine runs irregularly. Faulty fuel system * Repair and replace
Water or air in the fuel system Drain water or bleed air.
Faulty engine control system * Repair and replace
Clogged aftertreatment device * Repair and replace
Items with * mark: Consult your authorized dealer.

Hitachi ZAXIS 135US-6 class Specifications

General

Brand	Hitachi
Model	ZAXIS 135US-6 class
Category	Excavators
Language	English