8 - TROUBLESHOOTING
Problem
Possible Cause Correction
Transmission oil temperature is too high
Shut down tractor to cool the transmission
oil, and restart after oil temperature has
been reduced
HST internal parts worn Repair HST transmission as needed
HST îš¿lter clogged Replace the HST îš¿lter
Abnormal noise Engine speed is too low
Set engine speed over 1500 RPM
Oil temperature is too low
Run engine to warm up the oil
HST oil îš¿lter clogged Replace the HST îš¿lter
Oil shortage
Add transmission oil as needed
Electrical system - Troubleshooting
Problem
Possible Cause Correction
Battery does not charge Incorrect wiring
Check battery terminals and ground for cor-
rosion
Faulty Alternator Test alternator repair or replace as needed
Incorrect fan belt tension or broken belt Adjust fan belt tension or replace belt
Faulty battery Replace battery
Headlights are dim Battery charge is low
Charge or replace battery
Faulty headlight wiring or faulty ground
connection
Check and repair wiring as needed
Headlights will not
illuminate
Light bulb burnt out Replace bulb as needed
Blown Fuse
Check the cause and replace fuse with cor-
rect size
Faulty wiring connection
Check headlight wiring connection, repair
as needed
Faulty light switch
Check switch for proper function and re-
place if needed
Turn signal lights do not
work
Light bulb burnt out Replace bulb, with correct size
Faulty wiring connection
Check wiring connections, repair as
needed
Blown fuse Check the cause, replace fuse with correct
size
Faulty turn signal switch
Check switch for proper function, replace
switch if needed
Cold start aid not working Faulty connection of glow plug wiring Check and repair glow plug wiring as
needed.
Blown fuse Check for cause and replace fuse with cor-
rect size .
Glow plug relay or safety controller faulty Check relay and controller for proper func-
tion, replace as needed
Faulty glow plugs
Check and replace glow plugs as needed.
8-4
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