Clutch - Troubleshooting; Mechanical Service Brakes - Troubleshooting; Hydraulic Lift System - Troubleshooting - New Holland Boomer 45 Operator's Manual

Problem
Diesel Particulate Filter
(DPF) not functioning
properly
Engine will only run
for approximately thirty
seconds

Clutch - Troubleshooting

Problem
Clutch slips
Clutch does not release

Mechanical service brakes - Troubleshooting

Problem
After engaging brake
pedal, pedal will not
return
Brake does not work or
only one side works.

Hydraulic Lift System - Troubleshooting

Problem
The three-point linkage
will not raise
Oil leakage
The three-point linkage
does not move down
when control handle is
moved to down position.
8 - TROUBLESHOOTING
Possible Cause
Faulty alternator
Faulty battery
Incorrect fan belt tension or belt broken
Excessive soot build up in (DPF)
Engine Control Unit (ECU) not functioning
properly
Excessive soot load in Diesel Particulate
Filter (DPF)
Possible Cause
Incorrect adjustment of clutch pedal free
play
Clutch disc lining worn or broken
Excessive clutch pedal free play
Clutch disc damaged
Possible Cause
Return spring damaged
Lack of lubrication in brake shaft linkage
parts
Damaged internal brake parts
Incorrect brake pedal free play
Brake disc lining worn or broken
Left/right pedal free play is different
Possible Cause
Lack of transmission / hydraulic oil
Air in the hydraulic suction pipe
Hydraulic filter clogged
Faulty hydraulic pump
Faulty control valve
Faulty hydraulic lift cylinder
Faulty hydraulic relief valve
Connecting part loosened
Oil seal damaged
Pipe cracked
Down speed control valve locked in closed
position
Repair or replace alternator as needed
Replace battery
Adjust belt tension or replace belt
Start regeneration of (DPF) system
Contact authorized dealer for electronic di-
agnosis
Contact authorized dealer
Adjust the pedal free play correctly
Replace clutch disc
Adjust the pedal free play
Repair or replace clutch disc
Replace the spring
Clean and lubricate linkage as needed
Repair internal brake parts as needed
Adjust brake pedal free play to correct
specification
Replace brake discs as needed
Adjust both brake pedal free play to same
specification
Add oil as needed
Tighten the hydraulic filter and check all hy-
draulic suction connections
Replace hydraulic filter
Check pump for proper flow replace pump
if needed
Check hydraulic control valve and linkage
for proper operation repair as needed
Repair lift cylinder as needed
Check hydraulic system for correct pres-
sure setting, repair as needed
Tighten
Replace
Replace
Turn the knob counterclockwise, to open
valve
8-2
Correction
Correction
Correction
Correction