Cooling System
02
070
RG,RG34710,226 –19–18SEP02–2/2
7. Install belt and position onto tensioner.
8
RG,RG34710,227 –19–17SEP02–1/2
Remove Coolant Pump
RG8246 –UN–06DEC97
Coolant Drain Valve
A—Coolant Drain Valve
CAUTION: Explosive release of fluids from
pressurized cooling system can cause serious
burns. DO NOT drain coolant until it has cooled
below operating temperature. Always loosen
radiator pressure cap or drain valve slowly to
relieve pressure.
1. Loosen radiator pressure cap and open coolant drain
valve (A) on oil cooler housing. Drain all coolant from
engine block.
RG,RG34710,227 –19–17SEP02–2/2
RG8825 –UN–26JUL99
Removing Primary Fuel Filter
RG8261B –UN–06DEC97
Removing Coolant Pump
A—Primary Fuel Filter/Water Separator
B—Oil Cooler and Housing Assembly
C—Coolant Pump
D—O-Ring
2. On 6125ADW engines, remove primary fuel filter/water
separator (A) and mounting bracket.
3. On all engines, remove engine oil cooler and housing
assembly (B). (See REMOVE OIL FILTER AND
VALVE HOUSING/OIL COOLER COVER AND VALVE
HOUSING, in Group 060.)
4. Disconnect coolant pump-to-thermostat housing bypass
hose and remove from coolant pump tube fitting.
5. Remove three cap screws securing coolant
pump-to-front plate and remove coolant pump (C).
6. Remove and discard O-ring (D).
CTM100 (06APR04)
02-070-8
P
OWER
T
ECH
10.5 L & 12.5 L Diesel Engines
040604
PN=292
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