Workshop Manuals Factory service & repair Land Rover
01 Discovery Workshop Manual - 2nd Edition02 01 - INTRODUCTION03 04 - GENERAL SPECIFICATION DATA04 05 - ENGINE TUNING DATA05 07 - GENERAL FITTING REMINDERS06 09 - LUBRICANTS, FLUIDS AND CAPACITIES07 10 - MAINTENANCE08 12 - ENGINE - Tdi09 10 11 12 12 - ENGINE - V8i13 12 - ENGINE - 4.0 V814 12 - ENGINE - Mpi15 16 17 18 17 - EMISSION CONTROL19 19 - FUEL SYSTEM - Tdi20 19 - FUEL SYSTEM - MFI21 19 - FUEL SYSTEM - SFI22 19 - FUEL SYSTEM - Mpi23 19 - FUEL SYSTEM - Cruise Control24 26 - COOLING SYSTEM - Tdi25 26 - COOLING SYSTEM - V8i26 26 - COOLING SYSTEM - Mpi27 28 30 - MANIFOLD AND EXHAUST SYSTEM29 33 - CLUTCH30 37 - MANUAL GEARBOX - R38031 41 - TRANSFER GEARBOX32 44 - AUTOMATIC GEARBOX - ZF33 34 35 47 - PROPELLER SHAFTS36 51 - REAR AXLE AND FINAL DRIVE37 38 54 - FRONT AXLE AND FINAL DRIVE39 40 41 57 - STEERING42 43 44 60 - FRONT SUSPENSION45 64 - REAR SUSPENSION46 70 - BRAKES47 74 - WHEELS AND TYRES48 75 - SUPPLEMENTARY RESTRAINT SYSTEM49 76 - CHASSIS AND BODY50 51 80 - HEATING AND VENTILATION52 82 - AIR CONDITIONING53 84 - WIPERS AND WASHERS54 86 - ELECTRICAL
Land Rover 300Tdi Discovery24 · 26 - COOLING SYSTEM - Tdi
24 · Engine

THERMOSTAT

Make
Land Rover
Model
Discovery 300Tdi Discovery
Section
REPAIR › THERMOSTAT
26 - COOLING SYSTEM - TdiTHERMOSTAT
background image

Tdi

1

REPAIR

VISCOUS COUPLING, FAN BLADES, PULLEY AND
FAN COWL

Service repair no - 26.25.03/05

Viscous coupling

- Remove 1 to 3

Fan blades

- Remove 1 to 4

Fan cowl

- Remove 1 to 3

Fan pulley

- Remove 1 to 6

Remove

WARNING: Disconnect battery negative
terminal to prevent engine being started
before removing or adjusting drive belt.

1. Slacken nut securing viscous coupling/fan blade

assembly to pulley.

NOTE: Nut securing viscous unit to pulley
has a left hand thread. Release by turning
clockwise when viewed from front of

viscous unit.

2. Drop viscous unit and fan assembly into bottom

of cowling

3. Remove two fixings clips from top of cowling and

lift cowling complete with viscous unit and fan
out of lower mountings.

4. Remove fan blades from viscous coupling if

necessary.

5. Remove serpentine drive belt and, if fitted, air

conditioning compressor belt.

6. Remove pulley fixings, remove pulley.

NOTE: The serpentine belt is removed by
using a hexagonal socket and tommy bar
on the auto-tensioning pulley nut. Whilst

tensioning the device the belt can be removed.

7. Reverse removal procedure. Ensure fan blades

are fitted correctly. Fan is marked ’front’ and
should be fitted with word ’front’ closest to
radiator. Tighten to

30 Nm.

8. Refit drive belt.

See ENGINE, Repair, Drive

Belt

THERMOSTAT

Service repair no - 26.45.01

Remove

1. Partially drain cooling system, until coolant level

is below thermostat housing.

2. Disconnect hose from thermostat housing.
3. Disconnect electrical connections to water

temperature switch.

4. Remove outlet elbow.
5. Withdraw thermostat.

Test

6. Note rating of thermostat is 88

°

C. Place

thermostat in a container half full of water. Heat
water, observe temperature at which thermostat
begins to open. Thermostat is satisfactory if its
open between 85

°

C and 89

°

C.

Refit

7. Insert thermostat with jiggle pin/vent hole upper

most (12 o’clock position) .

8. Fit the outlet elbow and new joint washer.

Tighten to

28 Nm.

9. Reverse removal procedure. 1 to 3.

10. Check for coolant leaks around all connections

and joint faces.

Parts & tools for this job Staging For Land Rover Discovery

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