Dodge RAM TRUCK 1500 1995 Service Manual page 314

7 - 44 COOLING SYSTEM SERVICE PROCEDURES
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(2) Drain a small amount of coolant from the radi­
ator until the ends of the radiator tubes are visible
through the filler neck. Idle the engine at normal op­
erating temperature. If coolant is flowing past the ex­
posed tubes, the coolant is circulating.
RADIATOR REMOVAL—ALL ENGINES
(1) All Engines Except Diesel: Disconnect nega­
tive battery cable from battery.
Diesel engine: Disconnect both negative battery
cables at both batteries. Remove the nuts retaining
the positive cable to the top of radiator. Position pos­
itive battery cable to rear of vehicle.
WARNING: DO NOT REMOVE THE CYLINDER
B L O C K DRAIN P L U G S OR L O O S E N THE RADIATOR
DRAINCOCK WITH THE S Y S T E M HOT AND UNDER
P R E S S U R E . S E R I O U S B U R N S FROM COOLANT
CAN OCCUR.
(2) Drain the cooling system. Refer to Draining
Cooling System in this group.
(3) Disconnect throttle cable from clip at top of ra­
diator fan shroud.
HOSE CLAMP HOSE
J9207-36
Fig. 62 Hose Clamp Tool—Typical
WARNING: CONSTANT TENSION HOSE C L A M P S
A R E U S E D ON MOST COOLING S Y S T E M H O S E S .
W H E N REMOVING OR INSTALLING, U S E ONLY
TOOLS DESIGNED FOR SERVICING THIS T Y P E OF
CLAMP, S U C H A S S P E C I A L CLAMP TOOL (NUMBER
6094) (FIG. 62). SNAP-ON CLAMP TOOL ( N U M B E R
HPC-20) MAY B E U S E D FOR L A R G E R C L A M P S . AL­
WAYS W E A R S A F E T Y G L A S S E S W H E N SERVICING
CONSTANT TENSION CLAMPS.
CAUTION: A number or letter is stamped into the
tongue of constant tension clamps (Fig. 63). If re­
placement is necessary, use only an original equip­
ment clamp with a matching number or letter.
(4) Remove hose clamps and hoses from radiator.
TYPICAL
HOSE
CLAMP
NUMBER/LETTER
LOCATION J9407-39
Fig. 63 Clamp Number/Letter Location
(5) All engines: Remove coolant reserve/overflow
tank hose from radiator filler neck nipple.
(6) All engines except 8.0L V-10: Remove the cool­
ant reserve/overflow tank from the fan shroud (pull
straight up). The tank slips into T-slots on the fan
shroud.
(7) Disconnect electrical connectors at windshield
washer reservoir tank and remove tank. Refer to
Group 8K, Windshield Wiper and Washer Systems
for procedures.
(8) If equipped with an automatic transmission (all
engines except diesel), disconnect oil cooler lines
(hoses) at radiator tank. Refer to Group 21, Trans­
missions for procedures.
(9) Diesel Engine Only: Remove the two metal
clips retaining the upper part of fan shroud to the
top of radiator.
(10) Remove the four fan shroud mounting bolts
(Fig. 64). Position shroud rearward over the fan
blades towards engine.
(11) All Engines Except 8.0L V-10 and Diesel: Re­
move the plastic clips retaining the rubber shields to
the sides of radiator. Position rubber shields to the
side.
(12) Remove the two radiator upper mounting
bolts (Fig. 65).
(13) Lift radiator straight up and out of engine
compartment. The bottom of the radiator is equipped
with two alignment dowels that fit into holes in the
lower radiator support panel (Fig. 65). Rubber bis­
cuits (insulators) are installed to these dowels. Take
care not to damage cooling fins or tubes on the radi­
ator and air conditioning condenser when removing.