Cadillac 60 Series 1963 Shop Manual page 279

11-8
ENGINE COOLING
DIAGNOSIS CHART (Cont'd.)
CONDITION
Loss of Coolant
CAUSE
Leaking radiator.
Loose or damaged hose
a
con-
nections.
Water pump leaking.
Cylinder head gasket leaking.
Improper cylinder head screw
torque.
Cylinder block core plugs
leaking.
Cracked cylinder head or block
or warped cylinder head or
block gasket surface.
Radiator cap or sealing sur-
face defective.
REMEDY
Repair
Reseat or replace hoses or
clamps.
Replace water pump.
Replace gasket.
Torque screws to 75 foot-
pounds.
Resurface or replace.
Resurface or replace.
Repair or replace.
SPECIFICATIONS
All Series
Unless Other-
wise Noted
BELTS
Type Wedge
Width 380"
Length
Generator (Non-Air Conditioned Cars) . 53.10"
Generator (Air Conditioned Cars) . . . 52.40"
Power Steering Pump 50.62"
Compressor 57.46"
Tension
Used 70 lbs.
New 100 lbs.
FAN
Drive Ratio
Non-Air Conditioned Cars 96 to 1.0
Air Conditioned Cars 1.1 to 1.0
Number of Blades
Non-Air Conditioned Cars 4
Air Conditioned Cars 5
HOSES
Hose, thermostat housing to
radiator (Top)
Diameter, inside 1-1/2"
Type Molded
Hose, radiator to water pump (Bottom)
Diameter, inside 1-3/4"
Type Molded
All Series
Item Unless Other-
wise Noted
RADIATOR
Capacity of system (with Heater)
Non-Air Conditioned Cars 17-1/4 qts.
Air Conditioned Cars 18-1/4 qts.
75 Series only
Non-Air Conditioned Cars . . . . 19-3/4 qts.
Air Conditioned Cars 20-3/4 qts.
Capacity of system (without heater
and Air Conditioning) 16-1/4 qts.
Area of core 438 sq. in.
Core Depth
Non-Air Conditioned Cars 1-1/4"
Air Conditioned Cars 2.0"
Core Center Constant
Non-Air Conditioned Cars 18
Air Conditioned Cars 20
Tubing Spacing 55
Radiator Cap Pressure 13-1/2 to
16-1/2 psi
THERMOSTAT
Starts to open 172°F to 177°F
Fully open
(approximately 1/2") 198°F