6 - 6
6-5. Troubleshooting
No.
Failures
Cause
Actions
1
Fan motor does not turn.
Fuse blown.
Check and replace.
Wiring cut off and poor
connection.
Repair the wiring or
connect right.
Failure of fan motor.
Replace.
Resistor, relay and switch
cut off.
Replace.
2
Fan motor is normal but the air
volume is small.
Evaporator or heater core
was clogged.
Remove the obstacles
and clean the cores.
Duct was misaligned.
Repair the duct.
Fan damaged or Fan motor
failure.
Replace.
Filter was clogged.
Clean or replace.
3
Air
conditioning
is insufficient
despite of the
normal
operation of
compressor
and blower.
Low and high
pressure is low.
Leakage of refrigerant.
Contact your dealer.
Low and high
pressure is high.
Refrigerant overcharged.
Contact your dealer.
Condenser or radiator
screen was clogged.
Clean condenser and
the screen.
Air is in air conditioning line.
Contact your dealer.
Expansion valve does not
control the refrigerant flow.
Contact your dealer.
Low pressure is
high, high
pressure is low.
Compressor leakage.
Contact your dealer.
Low pressure is
vacuum
intermittently.
Water is in air conditioning
line.
Contact your dealer.
Low pressure is
vacuum, high
pressure is low.
Receiver dryer, pipe or
expansion valve is clogged.
Contact your dealer.
Summary of Contents for XP8084
Page 1: ...LS TRACTOR OPERATOR S MANUAL XP8084 XP8094 XP8101 ...
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Page 80: ...3 10 SCR inducement strategy Low DEF level ...
Page 81: ...3 11 SCR inducement strategy poor DEF quality ...
Page 82: ...3 12 SCR inducement strategy SCR System tampering detection ...
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Page 261: ...5 73 Attachment ...
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Page 282: ...8 2 2 Roll bar type Unit mm When applying front tire 12 4 24 8PR rear tire 16 9 34 8PR ...
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