Discovery 2. Manual — part 422

ENGINE - TD5

OVERHAUL 12-1-85

4. Apply a bead of sealant, Part No. STC 3254 to

joint faces of timing chain cover and crankshaft
rear oil seal housing.

CAUTION: Assembly and bolt tightening
must be completed within 20 minutes of
applying sealant.

5. Position new sump gasket.

CAUTION: Gasket must be fitted dry.

6. Position sump, fit and lightly tighten bolts

ensuring they are in their original fitted
positions.

7. Using sequence shown, tighten sump bolts to

25 Nm (18 lbf.ft).

8. Fit new centrifuge oil drain pipe gasket.

CAUTION: Gasket must be fitted dry.

9. Fit centrifuge oil drain pipe, fit bolts and tighten

to 10 Nm (7 lbf.ft).

ENGINE - TD5

12-1-86 OVERHAUL

Seal - crankshaft - rear - manual models

$% 12.21.20.01

Disassembly

1. Remove flywheel.

+

ENGINE - Td5, OVERHAUL,

Flywheel.

2. Remove sump gasket.

+

ENGINE - Td5, OVERHAUL, Gasket

- engine sump.

3. Remove 5 bolts securing crankshaft rear oil

seal housing to cylinder block.

4. Release crankshaft rear oil seal housing from

locating dowels, discard rear oil seal and
housing.

Reassembly

1. Clean crankshaft oil seal housing mating face

on cylinder block, ensure bolt and dowel holes
are clean and dry. Remove all traces of oil from
oil seal running surface on crankshaft.

2. Position seal protector LRT-12-061 over

crankshaft boss. Fit new oil seal and housing
and remove tool LRT-12-061.

CAUTION: Oil seal must be fitted dry.

3. Fit oil seal housing bolts and using sequence

shown, tighten to 9 Nm (7 lbf.ft).

4. Fit sump gasket.

+

ENGINE - Td5, OVERHAUL, Gasket

- engine sump.

5. Fit flywheel.

+

ENGINE - Td5, OVERHAUL,

Flywheel.

ENGINE - TD5

OVERHAUL 12-1-87

Seal - crankshaft - rear - automatic
models

$% 12.21.20.01

Disassembly

1. Remove sump gasket.

+

ENGINE - Td5, OVERHAUL, Gasket

- engine sump.

2. Remove drive plate.

+

ENGINE - Td5, OVERHAUL, Drive

plate.

3. Remove 5 bolts securing crankshaft rear oil

seal housing to cylinder block.

4. Release crankshaft rear oil seal housing from

locating dowels, discard rear oil seal and
housing.

Reassembly

1. Clean crankshaft oil seal housing mating face

on cylinder block, ensure bolt and dowel holes
are clean and dry. Remove all traces of oil from
oil seal running surface on crankshaft.

2. Position seal protector LRT-12-061 over

crankshaft boss. Fit new oil seal and housing
and remove tool LRT-12-061.

CAUTION: Oil seal must be fitted dry.

3. Fit oil seal housing bolts and using sequence

shown, tighten to 9 Nm (7 lbf.ft).

4. Fit sump gasket.

+

ENGINE - Td5, OVERHAUL, Gasket

- engine sump.

5. Fit drive plate.

+

ENGINE - Td5, OVERHAUL, Drive

plate.

ENGINE - TD5

12-1-88 OVERHAUL

Flywheel

$% 12.53.07.01

Disassembly

1. Remove 3 bolts securing damper to crankshaft

pulley, fit LRT-51-003 to crankshaft pulley,
secure with 2 bolts.

2. Restrain crankshaft using LRT-51-003,

remove and discard 8 bolts securing flywheel
to crankshaft. Release flywheel from locating
dowels; remove flywheel.

Reassembly

1. Clean flywheel and crankshaft mating faces.
2. Position flywheel on crankshaft.
3. Fit new bolts to retain flywheel and tighten by

diagonal selection to:

l

Stage 1 - 40 Nm (30 lbf.ft)

l

Stage 2 - Further 90

°

CAUTION: Do not carry out stages 1 and 2 in
one operation.

4. Remove tool LRT-51-003, fit damper and

tighten bolts to 80 Nm (59 lbf.ft).

Drive plate

$% 12.53.13.01

Disassembly

1. Remove 3 bolts securing damper to crankshaft

pulley, fit LRT-51-003 to crankshaft pulley,
secure with 2 bolts.

2. Restrain crankshaft using LRT-51-003,

remove and discard 8 bolts securing drive
plate, spacer and starter ring gear to
crankshaft, release starter ring gear from
locating dowels and remove.