Figure 11F-1. Cooling System With Radiator And Fan
system that do not have a drain cock,
ings and oil cooler housing) is (5.5 Gal-
are drained through the oil cooler hous-
lons/20.8 L).
ing drain cock.
T o ascertain the complete amount of cool-
Remove the cooling system filler cap to
ant in the cooling system, the additional
permit the coolant to drain completely
capacity of the radiator, hoses and ac-
from the system.
c e s s o r i e s such as a heater must be added
to the capacity of the basic engine. The
To ensure that all of the coolant is
capacity of the system is given in the
drained completely from an engine, all
operator's manual.
cooling system drains should be opened.
Should any water that may be trapped in
the cylinder block or radiator freeze, it
D r a i n Cooling System
will expand and may cause damage.
When freezing weather is expected, drain
Drain the coolant by opening the drain
a unit not adequately protected by anti-
cocks in the water outlet elbow, oil cool-
freeze. Leave all drain cocks open until
er housing, the fresh water pump, and
refilling the cooling system.
the radiator. Components of the cooling
