Isuzu N-Series. Service manual — part 829

GENERAL INFORMATION 0A-1

MANUAL TRANSMISSION AND CLUTCH

MYY SERIES

SECTION 0A

GENERAL INFORMATION

Contents

GENERAL REPAIR INSTRUCTIONS. . . . ... 0A-2

General Precautions. . . . . . . . . . .. 0A-2

LIFTING POINTS . . . . . . . . . . . . .. 0A-3

Lifting Points for Originally Equipped Jack . . 0A-3
Floor Jack Lifting Points and Chassis Stand Position . 0A-4

CAB TILTING . . . . . . . . . . . . . . 0A-6

Notes for Tilting of the Cab. . . . . . . . 0A-6

NOTES FOR WORKING ON ELECTRIC EQUIPMENT . 0A-7

Battery Cable. . . . . . . . . . . . . . 0A-7
Connector Handling. . . . . . . . . . ... 0A-7
Electric Equipment Handling . . . . . . . . 0A-9
Cable Harness. . . . . . . . . . . . . 0A-10

VEHICLES WITH SRS AIRBAG SYSTEM . . . 0A-12

Notes for Handling SRS Airbag System . . .. 0A-12

NOTES FOR ELECTRONIC CONTROL SYSTEM IN-
SPECTION AND SERVICE . . . . . . . . 0A-14

Scan Tool (External Diagnosis Device) . . ... 0A-14
Circuit Tester . . . . . . . . . . . . ... 0A-14
Failure due to Static Electricity Discharge . ... 0A-14
Additional Electric Equipment. . . . . . .. 0A-14
Notes for Welding . . . . . . . . . . . 0A-14
Repetition of Trouble . . . . . . . . . ... 0A-14

RECOMMENDED LIQUID GASKET AND LOCTITE .. 0A-15

Liquid Gasket. . . . . . . . . . . . ... 0A-15
Recommended Loctite (Thread Locking Agent).. 0A-16

TERMS AND ABBREVIATIONS . . . . . . . 0A-17

Term Definition . . . . . . . . . . . . 0A-17
Abbreviations Charts . . . . . . . . . ... 0A-17
Introduction of SI (International System of Unit).. 0A-19

STANDARD BOLTS TIGHTENING . . . . . 0A-20

Isuzu Standard Fixing Torque Specifications .. 0A-20
Isuzu Standard Bolt Head Marks. . . . . . 0A-23

ARROWS USED IN FIGURES . . . . . . ... 0A-24

Arrows Descriptions. . . . . . . . . . . 0A-24

0A-2 GENERAL INFORMATION

GENERAL REPAIR INSTRUCTIONS

General Precautions

Preparation

• Prepare all the necessary tools, gauges and spe-

cial tools before performing service operations.

• Prepare beforehand alternative parts which must

be replaced or cannot be reused.

Work Clothes

• Make sure to wear a clean service uniform, cap

and safety shoes (1).

Damage Prevention

• Make sure to use a cover on the vehicle body.
• Disconnect the ground cable from the battery be-

fore carrying out service operations.

Safety First

• Make sure to set chocks (2) before raising the ve-

hicle using a jack set.

• After completing jacking-up the vehicle, make sure

to set a safety stand (3) at the specified point to
support the vehicle.

• Make sure to apply safety lock after raising the ve-

hicle using a lift.

• If service operations are to be carried out by two

persons or more, make sure to confirm safety of
each other before performing service operations.

Precautions During Operations

• Keep the disassembled parts in good order to pre-

vent them from confusing with unusable parts.

• When performing installation and assembly, clean

or wash the relevant parts.

• Also, remove grease from the parts on which liquid

packing etc. are applied.

Check After Operations

• When service operation is completed, make a final

check that the service has been done properly and
problem has been corrected.

• Check that there is no leakage of fuel, oil or cool-

ant.

1

2

3

N7A0238E

GENERAL INFORMATION 0A-3

LIFTING POINTS

Lifting Points for Originally Equipped Jack

• The arrow indicates the front side of the vehicle.

Front wheels of front wheel leaf spring type suspen-
sion vehicle (NHR, NKR, NPR, NQR)

• Set the jack at the leaf spring.

Front wheels of front wheel wishbone type suspen-
sion vehicle (NHR, NKR)

• Set the jack at the jack-up bracket on the front side

of the lower link.

Front wheels of front wheel wishbone type suspen-
sion vehicle (NHR, NKR, NPR)
Set the jack at the lower side of the jack-up bracket.

Caution:
Jack-up points for the vehicles of independent front sus-
pension differ according to vehicle types. Make sure to
check the jack-up bracket before jacking up the vehicle.

Front wheels (NPS)

• Set the jack at the lower side of the axle.

Rear wheels

• Set the jack at the lower side of the leaf spring or

axle case.

N7A0239E

N7A0240E

N7A0241E

N7A0242E

0A-4 GENERAL INFORMATION

Caution:
If a yellow mark appears when lifting the vehicle using
the originally equipped jack, stop lifting. Continuing lift-
ing may damage the jack.

Floor Jack Lifting Points and Chassis
Stand Position

• Make sure to set the floor jack and the chassis

stand properly at the specified positions.

Front wheel wishbone type (NHR, NKR, NPR)

N7A0243E

N7A0244E

Legend

A: Floor jack point

2. Rear axle

B: Chassis stand lifting position

3. Front suspension crossmember

1. Lower link (except NPR independent suspension

vehicles)

N7A0245E