different additive components, and the
engine may fail to perform as specified.
• When the LLC is mixed, do not use any radiator
cleaning agent. The LLC contains anticorrosive
agent. If mixed with the cleaning agent, sludge may
build up, adversely affecting the engine parts.
• KUBOTA's genuine long-life coolant has a service
life of two years. Be sure to change the coolant as
follows.
Changing the coolant
every 2000 hours or every 2 years
whichever comes faster
• The procedure for the mixing of water and the
antifreeze differs according to the make of the
antifreeze and the ambient temperature. Refer to
SAE J1034 standard, more specifically also to SAE
J814c.
Antifreeze Freezing point Boiling Point
*1
50Vol% -37 ℃ -34 ℉ 108 ℃ 226 ℉
*1 At 1.013 x 10
5
Pa (760 mmHg) atmospheric pressure. A higher
boiling point is obtained by using a radiator pressure cap which
permits the development of pressure within the cooling system.
SERVICE OF THE TRACTOR
EVERY 3000 HOURS
1. Checking the injection pump
• Consult your local KUBOTA Dealer for checking the
injection pump.
SERVICE OF THE TRACTOR
EVERY 1 YEAR
1. Checking the radiator hoses and
the hose clamps
WARNING
To avoid serious injury or death:
• Be sure to stop the engine and remove the key
before checking the radiator hose and the hose
clamps.
1. If the hose clamps are loose or water leaks, tighten
them securely.
2. Replace the radiator hoses and tighten the hose
clamps securely if you checked and found that the
radiator hoses are swollen, hardened, or cracked.
3. Properly dispose of used coolant.
(1) Radiator hoses (2 pcs) (2) Hose clamps (4 pcs)
2. Checking the power steering line
WARNING
To avoid serious injury or death:
• Be sure to stop the engine and remove the key
before checking the power steering line.
1. Check to see that all power steering lines are tight
and not damaged.
2. If the power steering pressure hoses are found to
be worn or damaged, replace or repair them at
once.
(1) Power steering pressure
hose
3. Checking the fuel lines
WARNING
To avoid serious injury or death:
• Stop the engine and remove the key before
checking the fuel lines and fuel filter.
• Check the fuel lines periodically. The fuel lines
are subject to wear and aging. Fuel may leak
out onto the running engine, causing a fire.
SERVICE OF THE TRACTOR EVERY 3000 HOURS
PERIODIC SERVICE OF THE TRACTOR