Workshop Manuals Factory service & repair Land Rover
01 Introduction02 General specification data03 Engine tuning data04 General fitting reminders05 Lubricants, fluids and capacities06 Maintenance07 Engine08 Emission control09 Fuel system10 Cooling system11 Manifold and exhaust system12 Transfer gearbox13 Automatic gearbox14 Propeller shafts15 Rear axle and final drive16 Front axle and final drive17 Steering18 Front suspension19 Rear suspension20 Brakes21 Wheels and tyres22 Chassis and body23 Heating and ventilation24 Air conditioning25 Wipers and washers26 Electrical27 Instruments
Land Rover Defender 90 Workshop Manual (NAS)10 · Cooling system
10 · Engine

Expansion tank viscous coupling

Make
Land Rover
Model
Defender 90 Workshop Manual (NAS)
Section
Repair › Expansion tank viscous coupling
Cooling systemExpansion tank viscous coupling · page 1 of 2

EXPANSION TANK VISCOUS COUPLING

Service repair no - 26.15.01 Service repair no - 26.25.19

Remove Remove

  • WARNING: Do not remove expansion tank
  • filler cap when engine is hot. The cooling
  • system is pressurised and personal
  • scalding could result.
Remove remove – Service repair no - 26.15.01 Service repair no - 26.25.19
  1. Remove expansion tank filler cap by slowly turning it anti-clockwise. Pause to allow pressure to escape then continue to turn in same direction and remove.
  2. Position container to collect any coolant spillage.
  3. Loosen clip securing radiator hose to expansion tank.
  4. Release radiator hose from expansion tank.
  5. Loosen clip securing coolant hose to underside of expansion tank.
  6. Release coolant hose from expansion tank.
  7. Remove overflow pipe from expansion tank.
  8. Remove clamping bolt from expansion tank mounting bracket and collect nut and washer.
  9. Lift mounting bracket clamp and remove expansion tank.

Refit

  1. Fit expansion tank to mounting bracket.
  2. Fit and tighten nut and bolt securing expansion tank to mounting bracket.
  3. Fit overflow pipe to expansion tank.
  4. Connect coolant hose to underside of expansion tank and secure with clip.
  5. Connect radiator hose to expansion tank and secure with clip.
  6. Remove container.
  7. Top-up engine coolant.
  8. Disconnect battery negative lead.
Remove remove – Disconnect battery negative lead.
  1. Remove 2 screws securing radiator top mountings to fan upper cowl.
  2. Release 2 clips securing fan upper cowl to lower cowl.
  3. Remove fan upper cowl.

Parts & tools for this job For Land Rover Defender

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