Subaru Forester Engine Cooling System 1999 2000 (4) PDF

1. Specifications
Cooling system
Electric fan + Forced engine coolant circula-
tion system
Total engine coolant capacity ? (US qt, Imp qt)
MT: Approx. 6.0 (6.3, 5.3)
AT: Approx. 6.2 (6.6, 5.5)
Water pump
Type Centrifugal impeller type
Discharge performance I
Discharge 20 ? (5.3 US gal, 4.4 Imp gal)/min.
Pump speed?total engine
coolant head
760 rpm ? 0.3 mAq (1.0 ftAq)
Engine coolant temperature 85C (185F)
Discharge performance II
Discharge 100 ? (26.4 US gal, 22.0 Imp gal)/min.
Pump speed?total engine
coolant head
3,000 rpm ? 5.0 mAq (16.4 ftAq)
Engine coolant temperature 85C (185F)
Discharge performance III
Discharge 200 ? (52.8 US gal, 44.0 Imp gal)/min.
Pump speed?total engine
coolant head
6,000 rpm ? 23.0 mAq (75.5 ftAq)
Engine coolant temperature 85C (185F)
Impeller diameter 76 mm (2.99 in)
Number of impeller vanes 8
Pump pulley diameter 60 mm (2.36 in)
Thermostat
Type Wax pellet type
Starts to open 76 ? 80C (169 ? 176F)
Fully opened 91C (196F)
Valve lift 9.0 mm (0.354 in) or more
Valve bore 35 mm (1.38 in)
Radiator fan
Motor
70 W (main fan)
70 W (sub fan)
Fan diameter Blade
320 mm (12.60 in) 5 (main fan)
320 mm (12.60 in) 7 (sub fan)
Radiator
Type Down flow, pressure type
Core dimensions
691.5 340 16 mm
(27.22 13.39 0.63 in)
Pressure range in which cap valve is open
Above: 10815 kPa
(1.10.15 kg/cm
2
,162 psi)
Below: ?1.0 to ?4.9 kPa
(?0.01 to ?0.05 kg/cm
2
, ?0.1 to ?0.7 psi)
Fins Corrugated fin type
Reservoir tank Capacity 0.45 ? (0.5 US qt, 0.4 Imp qt)
2. Service Data
Water pump
Clearance between impeller and case
Standard
0.5 ? 0.7 mm (0.020 ? 0.028
in)
Limit 1.0 mm (0.039 in)
?Thrust? runout of impeller end 0.5 mm (0.020 in)
2
2-5 [S100] SPECIFICATIONS AND SERVICE DATA
1. Specifications

Summary of Content

1. SpecificationsCooling systemElectric fan + Forced engine coolant circula-tion systemTotal engine coolant capacity (US qt, Imp qt)MT: Approx. 6.0 (6.3, 5.3)AT: Approx. 6.2 (6.6, 5.5)Water pumpType Centrifugal impeller typeDischarge performance IDischarge 20 (5.3 US gal, 4.4 Imp gal)/min.Pump speedtotal enginecoolant head760 rpm 0.3 mAq (1.0 ftAq)Engine coolant temperature 85C (185F)Discharge performance IIDischarge 100 (26.4 US gal, 22.0 Imp gal)/min.Pump speedtotal enginecoolant head3,000 rpm 5.0 mAq (16.4 ftAq)Engine coolant temperature 85C (185F)Discharge performance IIIDischarge 200 (52.8 US gal, 44.0 Imp gal)/min.Pump speedtotal enginecoolant head6,000 rpm 23.0 mAq (75.5 ftAq)Engine coolant temperature 85C (185F)Impeller diameter 76 mm (2.99 in)Number of impeller vanes 8Pump pulley diameter 60 mm (2.36 in)ThermostatType Wax pellet typeStarts to open 76 80C (169 176F)Fully opened 91C (196F)Valve lift 9.0 mm (0.354 in) or moreValve bore 35 mm (1.38 in)Radiator fanMotor70 W (main fan)70 W (sub fan)Fan diameter Blade320 mm (12.60 in) 5 (main fan)320 mm (12.60 in) 7 (sub fan)RadiatorType Down flow, pressure typeCore dimensions691.5 340 16 mm(27.22 13.39 0.63 in)Pressure range in which cap valve is openAbove: 10815 kPa(1.10.15 kg/cm2,162 psi)Below: 1.0 to 4.9 kPa(0.01 to 0.05 kg/cm2, 0.1 to 0.7 psi)Fins Corrugated fin typeReservoir tank Capacity 0.45 (0.5 US qt, 0.4 Imp qt)2. Service DataWater pumpClearance between impeller and caseStandard0.5 0.7 mm (0.020 0.028in)Limit 1.0 mm (0.039 in)Thrust runout of impeller end 0.5 mm (0.020 in)22-5 [S100] SPECIFICATIONS AND SERVICE DATA1. Specifications