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GENERAL DATA 04-9 Cooling system - Td5 Type Pressurised, spill return partial flow, thermostatically controlled Cooling fans 11 blade axial flow on viscous coupling and 11 blade axial flow electric Electric cooling fan switching points: For A/C system: ⇒ On When vehicle speed is 50 mph (80 km/h) or less and ambient ° C (82 ° F) or more ⇒ Off When vehicle speed increases to 62.5 mph (100 km/h) or ambient ° C (77 ° F) For engine cooling during normal running: ⇒ On 110 ° C (230 ° F) ⇒ Off 105 ° C (221 ° F) For engine cooling at ignition off (to counteract heat ⇒ On If, within 10 seconds of ignition off, engine coolant temperature is 105 ° C (221 ° F) or more ⇒ Off After 10 minutes or if engine coolant temperature decreases to 100 ° C (212 ° F) Coolant pump Centrifugal impeller, belt driven from crankshaft Thermostat Waxstat with pressure relief valve Thermostat opening temperature: ⇒ Initial opening 82 ° C (179 ° F) ⇒ Fully open 96 ° C (204 ° F) Expansion tank cap relief valve - system operating 1.4 bar (20.3 lbf.in 2 ) Fuel cooler thermostat opening temperature 82 ° C (179 ° F) |