Worldwide Construction And Forestry Division 380GLC Operator's Manual page 253

Symptom
Excessive Fuel Consumption
Excessive Oil Consumption
Engine Idles Poorly
Auto-Idle Does Not Work
Engine Not Developing Full Power
Miscellaneous—Troubleshooting
Problem
Air filters restricted or dirty
Poor fuel quality
Leaks in fuel supply system
Exhaust filter restricted
Poor fuel quality
Air filters restricted or dirty
Worn engine
Poor fuel quality
Air in fuel system
Air filters restricted or dirty
Fuel filters restricted
Engine speed control system
Exhaust filter restricted
Fuel filter not installed correctly
Idle is not above 1000 rpm
Auto-idle is off
Hydraulic functions operating
Air filters restricted or dirty
Fuel filters restricted
Continued on next page
4-3-3
Solution
Clean or replace filter elements.
Drain fuel and replace with quality
fuel of the proper grade.
Locate source of leak and repair as
required.
See your authorized dealer.
Drain fuel and replace with quality
fuel of the proper grade.
Clean or replace filter elements.
See your authorized dealer.
Drain fuel and replace with quality
fuel of the proper grade.
Bleed air from fuel system.
Clean or replace filter elements.
Replace filters. Bleed air. Clean fuel
tank inlet screen.
See your authorized dealer.
See your authorized dealer.
Install new filter and O-ring. Ensure
proper O-ring seal. Bleed air.
Advance engine speed dial to high
idle.
Turn auto-idle to the A/I ON position.
Release hydraulic functions for 10
seconds.
Clean or replace filter elements.
Replace filters. Bleed air. Clean fuel
tank inlet screen.
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