Kubota G2000 4WS User Manual

61700·61800·61900·62000 WSM,10830
5.1 ENGINE
(2) Radiator
A CAUTION
• Never remove
the radiator cap while operating or immediately after stopping. Otherwise, hot water will
spout out from the radiator. Wait for more than ten minutes to cool the radiator, before opening the cap.
0109F082
Radiator Water Tightness
1. Pour a specified amount of water into the radiator.
2. Warm up the engine and stop it.
3. Set a radiator tester (Code No. 07909-31551) and raise the
water pressure to the specified pressure.
4. Check the radiator for water leaks.
5. For water leak from the pinhole, repair with the radiator
cement. When water leak is excessive, replace the radiator.
Radiator leakage test
157 kPa
Factory spec
1.6 kgf/cm]
pressure
23 psi
(0 19F068
Radiator Cap Tightness
1. Set a radiator tester on the radiator cap.
2. Apply the pressure of 88 kPa (0.9 kgf/cm
2
,
13 psi) and
measure the time for the pressure to fall to 59 kPa (0.6
kgfkm2, 9 psi).
3. If the measurement is less than the factory specification,
replace the radiator cap.
More than 10 seconds
Radiator cap tightness
(Pressure
falling time)
Factory
spec
for pressure fall from 88
to 59 kPa {from 0.9 to
0.6 kgf/cm2, from 13 to
9 psi)
(3) Thermostat
(019F069
Thermostat Valve Opening Temperature
1. Suspend the thermostat in the water by a string with its end
inserted
between the valve and seat.
2. Heating the water gradually, read the temperature when the
valve opens and leaves the string.
3. Continue heating and read the temperature when the valve
opens approx.
6 mm (0.236 in.).
4.
If the measurement is not within the factory specifications,
replace
the thermostat.
Thermostat's valve
opening
temperature
Factory spec.
69.5 to 72.5 O(
157.1 to 162.5 OF
Temperature at which
thermostat completely
Factory spec
85'C
185 OF
opens
S.1-83
231

Kubota G2000 4WS Specifications

General

Brand	Kubota
Model	G2000 4WS
Category	Tractor
Language	English