MAINTENANCE/SERVICE
Engine Cooling System
CHANGING
COOLANT
Coolant should be removed, system flushed and
new coolant added every 2 years.
Procedure:
A
CAUTION:
To
avoid
personal
injury
from
hot
coolant.
do not tum
radiator
cap untl engine
cools.
Tum
the cap
to
the
first
notch
to
relieve
pressure
before
removing
cap
completely
.
1. With engine cool and approximately level,
remove radiator cap.
NOTE: A drain pan with a capacity
of
8 U.S.
gallons (30 litres) will
be
adequate.
2. Remove drain plug from engine block.
(A)
- Gas Engine (both sides)
(B) - Diesel Engine
3. Open radiator drain valve
(C)
.
4.
When system is drained, replace drain plug in
block and close radiator drain valve.
5. Fill system with clean water and replace
radiator cap.
6. Turn heater switch in cab ON and leave it on
until flushing is complete.
7. Start and run engine until normal operating
temperature is reached.
8. Stop engine and drain water out before rust
or
sediment settles.
9. Close drain valves and fill system with a
solution
of
clean water and a heavy
duty
radiator cleaner. Follow instructions provided
with cleaner.
10. After using cleaner solution, again flush
system with clean water. Inspect radiator,
hoses and fittings
for
leaks.
11
. Close drain valves and fill system with a 50
/50
mix
of
anti-freeze and clean, soft water.
SYSTEM CAPACITY -
Gas Engine: 5.3 U.S. gallons (20 litres)
Diesel Engine: 4.8 U.S. gallons
{18
litres)
Anti-freeze must meet
SAE
spec J1034.
BLOCK DRAIN - GAS ENGINE
BLOCK DRAIN - DIESEL ENGINE
RADIATOR
DRAIN
76
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