Defender 90 NAS. Manual — part 3
INTRODUCTION
11
INFORMATION
VEHICLE IDENTIFICATION NUMBER (VIN)
An adhesive label containing the Vehicle Identification
Number, date of manufacture and gross axle weight
ratings is positioned in a recess on the LH side of the
driver’s footwell. The information also includes wheel
and tyre sizes and tyre pressures at gross axle weight
ratings.
Key to vehicle identification label
A.
Month and year of manufacture
B.
Gross vehicle weight rating
C.
Gross axle weight rating for front axle
D.
Gross axle weight rating for rear axle
E.
Vehicle identification number (17 digits)
F.
Vehicle identification number - bar code
The VIN is also stamped on a plate visible through the
LH side of the windscreen.
The number is also stamped on the RH side of the
chassis to the rear of the front lashing eye.
01
INTRODUCTION
12
INFORMATION
LOCATION OF IDENTIFICATION NUMBERS
Engine serial number - V8i engine
Stamped on a cast pad on the cylinder block, between
numbers 3 and 5 cylinders.
NOTE: The appropriate engine
compression ratio is stamped above the
serial number.
Automatic gearbox serial number
The serial number is stamped on a plate attached to
the LH side of the casing.
Transfer gearbox serial number
The serial number is stamped on the LH side of the
gearbox casing below the mainshaft rear bearing
housing adjacent to the bottom cover, see J6092
Front axle serial number
Serial number is stamped on the front of LH axle tube.
Rear axle serial number
Serial number is stamped on rear of LH axle tube.
INTRODUCTION
13
INFORMATION
FAULT DIAGNOSTIC EQUIPMENT
TestBook
Land Rover Vehicles are equipped with substantial
electronics to provide the best performance from the
vehicles systems.
Diagnostic equipment named TestBook is available to
expand the diagnostic abilities of the dealer workshop.
This repair manual is produced with TestBook in mind.
Features of TestBook include :-
•
Fully upgradable support for the technician.
•
Structured diagnostics to accommodate all skill
levels.
•
Touch screen operation.
•
Direct print out of screen information and test
results.
ELECTRICAL REFERENCE LIBRARY
The Electrical Reference Library is a separate
publication intended for use by trained Land Rover
technicians as an aid to diagnosing electrical faults.
READING THIS MANUAL
This manual is divided into sections shown on the
contents page, alongside a range of icons, familiar to
service technicians.
Relevant information is contained within each of these
sections. These are further divided into the following
sub-sections which appear at the foot of each page :-
Description and operation.
Fault diagnosis.
Adjustment.
Repair.
Overhaul.
Specifications, Torque.
To avoid repeating information through the sections,
where part of the repair operation impacts on another
section, a cross reference is given to direct the reader
to where the information is sited.
For example:
The maintenance section states the need to renew
auxiliary drive belt. A cross reference sites this
information in: Section: Electrical
- Sub-section: Repairs
- Heading: Auxiliary drive belt
American terminology.
A few words used in this manual differ to words used
in America. Where this occurs the American word is
placed inside square brackets. For example: bonnet
[hood], wing [fender], ramp [hoist].
GENERAL SPECIFICATION DATA
1
INFORMATION
ENGINE 4.0 V8i
Type
V8i
. . . . . . . . . . . . . . . . . . . . .
Number of cylinders
Eight, two banks of four
. . . . . . . . . . . . . . .
Bore
94,00 mm
. . . . . . . . . . . . . . . . . . . . .
3.70 in
Stroke
71,12 mm
. . . . . . . . . . . . . . . . . . . ...
2.80 in
Capacity
3950 cm
3
. . . . . . . . . . . . . . . . . . ...
241 in
3
Compression ratio
9.35:1
. . . . . . . . . . . . . . .
Valve operation
Overhead by push-rod
. . . . . . . . . . . . . . . .
Maximum power
140kW at 4750 rev/min
. . . . . . . . . . . . . . . ...
Crankshaft
Main journal diameter
63,500-63,487 mm
. . . . . . . . . . . . . ...
2.500-2.4995 in
Minimum regrind diameter
62,471-62,484 mm
. . . . . . . . . . .
2.459-2.260 in
Maximum out of round
0,040 mm
. . . . . . . . . . . . ..
0.0016 in
Crankpin journal diameter
55,513-55,500 mm
. . . . . . . . . . . .
2.1855-2.1850 in
Minimum regrind diameter
54,484-54,497 mm
. . . . . . . . . . . ...
2.1450-2.1455 in
Crankshaft end thrust - end float
Taken on thrust washers of centre main bearing
0,10-0,20 mm
. . ..
0.004-0.008 in
Maximum run-out
0,08 mm
. . . . . . . . . . . . . . . .
0.003 in
Main bearings
Number and material
5, Lead-indium overlay
. . . . . . . . . . . . . .
Diametrical clearance
0,015-0,060 mm
. . . . . . . . . . . . . ...
0.0006-0.0024 in
Undersize bearing shells
0,254 mm, 0,508 mm
. . . . . . . . . . . . ..
0.010 in, 0.020 in
Connecting rods
Type
Horizontally split big-end, plain small-end
. . . . . . . . . . . . . . . . . . . . .
Length between centres
155,12-155,22 mm
. . . . . . . . . . . . ...
6.107-6.111 in
Big-end bearings
Type and material
Lead-indium overlay
. . . . . . . . . . . . . . .
Diametrical clearance
0,015-0,060 mm
. . . . . . . . . . . . . ...
0.0006-0.0024 in
End-float crankpin
0,15-0,36mm
. . . . . . . . . . . . . . .
0.006-0.014 in
Undersize bearing shells
0,25 mm, 0,50 mm
. . . . . . . . . . . . ..
0.010, 0.020 in
Piston/gudgeon pins
Length
60.00-60,50 mm
. . . . . . . . . . . . . . . . . . . ..
2.362-2.382 in
Diameter
23,995-24,000 mm
. . . . . . . . . . . . . . . . . . ..
0.9447-0.9449 in
Fit-in connecting rod
Press fit
. . . . . . . . . . . . . . .
Clearance in piston
0,006-0,015 mm
. . . . . . . . . . . . . . ..
0.0002-0.0006 in
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