Repair Manual Defender – wheel bearing repair on travel

4WARD4X4 repair work on expeditions

Short repair manual Defender wheel bearings to go – repair manual for the journey

Required tools

  • wheel bearing nut 52 mm (special tool)
  • torque wrench 50 to 300Nm
  • ratchet Set (17 mm nut)
  • lug wrench or impact wrench with lug nuts and nut 27 mm
  • circlip pliers (for spreading a snap ring)
  • splined nut (15 mm) for caliper
  • punch / large screwdriver
  • gavel

Consumables

  • bottle for manual brake bleeding (if required)
  • any brake fluid
  • sealant RTV Black (recommended)
  • grease lithium soaped
  • brake cleaner

Required Land Rover Parts
Defender TDI

  • 2 times FRC8700 wheel hub nut (can be possibly reused)
  • 1 times FRC3179 locking plate (can be reused in an emergency)
  • 2 times STC4382 wheel bearings (only Timken or Land Rover using genuine)
  • 1 times FTC4785 oil seal wheel hub (re-use in an emergency)

Defender TD5 & TD4 models

  • 1 times RFD100000 hub nut (can be re-used only in an emergency)
  • 2 times STC4382 wheel bearings (only Timken or Land Rover original use)
  • 1 times FTC4785 oil seal wheel hub (re-use in an emergency only)

Step by step instructions:

  1. Lift the defective wheel and the car safeguard, for example against slipping off the jack. 
  2. Removing the wheel.
  3. Caliper dismantled (at a field repair can remain on the caliper by the brake caliper is carefully secured with a cable tie at the Defender with special caution the brake line). This procedure is not recommended, except for repairs on the road!
  4. Remove rubber cap and wheel hub circlip.
  5. Wheel hub dismantle (5 screws M 10 wrench size 17 mm).
  6. Loosen the safety approximate disc / lock nut, remove the wheel bearing nut with wheel bearing nut (52 mm).
  7. Carefully pull the hub with the wheel bearings from the stub axle.
  8. Remove with slotted screwdriver the old wheel hub oil seal. In connection with a punch or screwdriver slot screwdriver, carefully knock out the wheel bearing shells from the wheel hub and make sure that the hub is not damaged.
  9. If possible, clean the wheel hub and wheel adapter, screws etc. and wash them in a vessel with diesel. In case of emergency you can also use a rag.
  10. Very carefully, the new wheel bearing cups tap into the wheel hub (it is important that the new bearing shells are not damaged or scratched). Best is this a suitable mandrel made ​​of brass or plastic or the old bearing shells.
  11. For Defender TD5 and TD4 is a spacer sleeve between the two wheel bearings existing. This must not be forgotten!
  12. Grease the new wheel bearings with clean fat and insert it into the bearing seat the bearings. Then, carefully tap the new wheel hub oil seal into the wheel hub without damaging it. Grease the oil ring also.
  13. Now push the wheel hub with the new Defender wheel bearings on the stub axle and (preferably a new one). Unscrew the hub nut carefully.
  14. The wheel bearings at the Defender TD5 and TD4 must not be set, since the adjustment of the spacer sleeve is specified. The hub nut is   tightened to 220 Nm of torque.    

Adjust wheel bearing (the Defender TDI or older models)

  1. The Defender TDI and older models are set with so-called lock nuts. Since no standoff between the two wheel bearings is available, you have to set it manually. First, considering the first Wheel hub nut with about 50 NM. It should be able to notice how stiff is the wheel hub.
  2. Then dissolving the nut by 90 ° and pulls it with 10 nM after. Then mounted to the locking plate FTC3179 and sets the counter nut.
  3. You will find a helpful post here in Landy Pedia portal.
  4. Now the cleaned wheel drivers with RTV Black (silicone sealant) is carefully applied to the cleaned sealing surface of the hub, all screws with a dab of Loctite does not provide 243 and create evenly crosswise, then tighten with about 65 NM.
  5. Install wheel and tighten to approximately 110 to 130 NM. After 30 kilometers driven, tighten the wheel nuts again!
/by