Cooling System - Kubota D650-B Handbuch

COOLING SYSTEM
o
Testing Water Tightness of Radiator
1)
Pour the specified amount of water into the radiator.
2)
Warm up the engine:
3) Set a radiator tester. Increase to the specified pressure.
88.3 kPa (0.9 kgf/cm2. 12.8 psi).
4) Check to see if water leaks from any part.
Reference value
.. ~-~-~----~----~
Water tight at the specified pressure.
(88.3 kPa. 0.9 kgf fern' • 12.8 psi)
8
Testing Opening Pressure of Radiator Cap
1) Set a radiator tester to the radiator cap.
2) Apply the specified pressure 88.3 kPa (0.9 kgf/cm2.
12.8 psi).
3) Check to see if the pressure drops by 29.4 kPa (0.3
kgf{cm
2
•
4.3 psi) or more in 10 seconds.
Reference value
-..- - . _ - - - - - . - - - . - - 1
Pressure should drop by 29.4 kPa (0.3 kgffcm' •
OOJ JP04J 4.3
psi)
or less in 10 seconds.
,~---.-
- - - - - -
------~--.-----.---'
190