New Holland Boomer 41, Operator'S Manual

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8 - TROUBLESHOOTING
Problem
Possible Cause Correction
Instrument panel engine
oil pressure indicator light
is "ON" during operation. Lack of engine oil Add engine oil as needed
Low viscosity of engine oil Replace oil with proper viscosity type
Faulty pressure switch Replace switch
Faulty engine oil pump Repair oilpump as needed
Engine oil filter clogged Replace the filter
Instrument panel battery
charging indicator is "ON"
during operation. Bad electrical connection Check battery terminals, ground, and repair
as needed
Faulty alternator Repair or replace alternator as needed
Faulty battery Replace battery
Incorrect fan belt tension or belt broken
Adjust belt tension or replace belt
Diesel Particulate Filter
(DPF) and burner not
functioning properly Excessive soot build up in (DPF) Start regeneration of (DPF) system
Air pump not working Check air pump belt tension and electrical
current to air pump clutch
Burner not igniting Defective burner injector, contact autho-
rized dealer
Burner not igniting Defective burner ignitor, contact authorized
dealer
Burner not igniting Insufficient fuel supply to burner, check
clogged fuel pre-filter.
Engine Control Unit (ECU) not functioning
properly Contact authorized dealer for electronic di-
agnosis
Engine will only run
for approximately thirty
seconds Excessive soot load in Diesel Particulate
Filter (DPF) Contact authorized dealer
Clutch - Troubleshooting
Problem
Possible Cause Correction
Clutch slips Incorrect adjustment of clutch pedal free
play Adjust the pedal free play correctly
Clutch disc lining worn or broken Replace clutch disc
Clutch does not release Excessive clutch pedal free play Adjust the pedal free play
Clutch disc damaged Repair or replace clutch disc
Hydraulic service brakes - Troubleshooting
Problem Possible Cause Correction
Brake does not work or
only one side works. Incorrect brake pedal free play Adjust brake pedal free play to correct
specification
Brake disc lining worn or broken Replace brake discs as needed
After engaging brake
pedal, pedal will not
return Return spring damaged Replace the spring
Lack of lubrication in brake shaft linkage
parts Clean and lubricate linkage as needed
Damaged internal brake parts Repair internal brake parts as needed
Hydraulic Lift System - Troubleshooting
Problem
Possible Cause Correction
The 3-point linkage will
not raise Lack of transmission / hydraulic oil Add oil as needed
8-2