7-24
Cooling system filling
Cooling system filling
(3)
(3)
The system has a maximum fill rate of 19 liters
(5.0 U.S. gallons) per minute.
Do not exceed this fill rate.
The system must be filled slowly to prevent air
locks.
During filling, air must be vented from the
engine coolant passage.
②
Use a mixture of 50 percent water and 50
percent ethylene glycol antifreeze to fill the
cooling system.
Coolant capacity (Engine only); 10.9
Coolant capacity (Engine only); 10.9
ℓ
(2.8
(2.8
U.S.gallons)
U.S.gallons)
Use the correct amount of DCA4 corrosion
Use the correct amount of DCA4 corrosion
inhibitor to protect the cooling system.
inhibitor to protect the cooling system.
①
※
※
250D9MI22
NOT OK
250D9MI11
Install the surge tank cap. Operate the engine
until it reaches a temperature 80°C (176°F),
and check for coolant leaks.
Check the coolant level again to make sure the
system is full of coolant.
③
Thermostat
2609A6MA43
The system must be filled properly to prevent
The system must be filled properly to prevent
air locks.
air locks.
During filling, air must be vented from the
During filling, air must be vented from the
engine coolant passages. Wait 2 to 3
engine coolant passages. Wait 2 to 3
minutes to allow air to be vented; then add
minutes to allow air to be vented; then add
mixture to bring the level to the top.
mixture to bring the level to the top.
Adequate venting is provided for a fill rate of
Adequate venting is provided for a fill rate of
19
19 liters/minute
liters/minute (5
(5 U.S.gal/minute
U.S.gal/minute)
※
