34 Operating
the
tractor
(11)
Observing points during operation
A
CAUTION
When
abnormal noise and small are detected during
operation, stop the engine immediately and deter-
mine
the
cause.
-
When operating the tractor, frequently check the
gaugesand indicator lamps on instrument panel.
1)
Charging indicator lamp
If charging indicator lamp
go,es on during
operation, the alternator
is
not charging.
Check for loose alternator connections,
slackness of V-belt or defective alternator
and regulator.
2)
Oil pressure indicator lamp
If oil pressure indicator lamp goes on during
engine operation, check oil level and condi-
tion of engine oil filter.
Oil
pressure
indicator
lamp
Charging
indicator
lamp
Coolant
temperature
indicator
lamp
3)
Coolant temperature indicator lamp
If
coolant temperature indicator lamp goes
on during engine operation, engine
is
over-
heating and
must be stopped at once. Check
coolant level in sub-tank and check cooling
system for leaks.
Also check whether the front lower grill,
radiator screen and core are clogged up.
Check slackness of V-belt.
4)
Abnormal noise and smell
If abnormal noise
and/or a burning smell are
detected from the transmission, brakes.
clutch and hydraulic system, stop the engine
immediately and determine the cause.
5)
Amount of fuel in the fuel tank
Always check the amount of fuel remaining
in the fuel tank, and refill
it
before the tank
become empty.
Whenever air gets into fuel system, bleed
it
out, refer to "SERVICE", page
74.
6)
Color of exhaust gas
If engine emits black or gray exhaust smoke.
refer to "TROUBLE SHOOTING", page
83.
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