Chapter 3
OPERATION
3-5
Cooling System
Pouring coolant
1 Make sure the drain cocks on the engine and
water pump are closed firmly.
2 Remove the radiator cap, and pour undiluted
LLC.
Note:(a) Determine the amounts of LLC and water
to be poured by using the LLC concentra-
tion chart.
(b) Regarding coolant, refer to
3 Pour water (soft water with minimal impurities,
such as tap water) slowly to the full level.
Note: For thorough removal of air, loosen the air
vent cocks on the upper sections of the air
cooler water pipes (right and left).
4 Check the radiator and other parts for coolant
leaks. If coolant leakage is found, repair.
5 When coolant reaches the full level, close the
radiator cap securely.
6 Crank the engine for about 10 seconds or less
using the starters.
7 Wait for about 1 minute, then repeat the above
cranking operation several times to remove air
from the water pump.
To crank the engine, shut off the fuel supply to the
engine (keep the control rack of the fuel injection
pump in the OFF position) and operate the starters.
When conducting the above cranking operation,
also check the items to be inspected for the lubri-
cating system by cranking.
8 Check the coolant level in the radiator.
9 When the reserve tank is installed, pour coolant
to the [FULL] level.
Note: Always add coolant having the same LLC
concentration.
fig.3-8 Coolant drain cock on the engine
fig.3-9 Coolant drain cock on the water pump
Water drain
cock
fig.3-10 Radiator coolant level
fig.3-11 Coolant level in reserve tank
Coolant capacity (engine only)
Approx. 125 L [33.03 U.S.gal.]