Subaru Legacy 2004 Service Manual page 1224

COOLING
1. General Description
A: SPECIFICATION
Cooling system
Total engine coolant capacity
Type
Discharge perfor-
mance I
Discharge perfor-
mance II
Water pump
Discharge perfor-
mance III
Impeller diameter
Number of impeller vanes
Pump pulley diameter
Clearance between
impeller and case
Type
Starting temperature to open
Thermostat Fully opens
Valve lift
Valve bore
Motor input
Radiator fan
Fan diameter /
Blades
Type
Core dimensions
Radiator
Pressure range in
which cap valve is
open
Fins
Reservoir
Capacity
tank
General Description
2 (US qt, Imp qt)
Discharge amount
2 (US gal, Imp gal)/min
Pump speed — Discharge
pressure
Engine coolant temperature
Discharge amount
2 (US gal, Imp gal)/min
Pump speed — Discharge
pressure
Engine coolant temperature
Discharge amount
2 (US gal, Imp gal)/min
Pump speed — Discharge
pressure
Engine coolant temperature
mm (in)
mm (in)
Standard mm (in)
mm (in)
mm (in)
Main fan
Sub fan
Main fan
Sub fan
Width " Height " Thickness
mm (in)
Coolant filler tank side
2
kPa (kg/cm , psi)
Radiator side
2
kPa (kg/cm , psi)
2 (US qt, Imp qt)
CO(H4DOTC)-2
Electric fan + Forced engine coolant circulation system
Approx. 7.3 (7.7, 6.4)
Centrifugal impeller type
20 (5.3, 4.4)
760 rpm — 2.9 kPa (0.3 mAq)
85!C (185!F)
100 (26.4, 22.0)
3,000 rpm — 49.0 kPa (5.0 mAq)
85!C (185!F)
200 (52.8, 44.0)
6,000 rpm — 225.4 kPa (23.0 mAq)
85!C (185!F)
0.5 — 1.5 (0.020 — 0.059)
Wax pellet type
76 — 80!C (169 — 176!F)
91!C (196!F)
9.0 (0.354) or more
W
W
300 mm (11.8 in) /4
300 mm (11.8 in) /5
687.4 " 340 " 16 (27.06 " 13.39 " 0.63)
Above: 108#15
(1.1#0.15, 16#2)
Below: $1.0 — $4.9
($0.01 — $0.05, $0.1 — $0.7)
Above only: 137#14.7
(1.40#0.15, 20#2.1)
Corrugated fin type
0.45 (0.48, 0.40)
76 (2.99)
8
60 (2.36)
35 (1.38)
90
90
Down flow