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Mazda engine L8, LF, L3. Manual - part 3

FUNDAMENTAL PROCEDURES

GI–7

INSPECTION DURING REMOVAL, DISASSEMBLY

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When removed, each part should be carefully
inspected for malfunction, deformation, damage,
and other problems.

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ARRANGEMENT OF PARTS

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All disassembled parts should be carefully
arranged for reassembly.

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Be sure to separate or otherwise identify the parts
to be replaced from those that will be reused.

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CLEANING OF PARTS

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All parts to be reused should be carefully and
thoroughly cleaned in the appropriate method.

Warning

••••

Using compressed air can cause dirt and
other particles to fly out causing injury to
the eyes. Wear protective eye wear
whenever using compressed air.

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REASSEMBLY

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Standard values, such as torques and certain
adjustments, must be strictly observed in the
reassembly of all parts.

•

If removed, these parts should be replaced with
new ones:
— Oil seals
— Gaskets
— O-rings
— Lockwashers
— Cotter pins
— Nylon nuts

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GI–8

FUNDAMENTAL PROCEDURES

•

Depending on location:
— Sealant and gaskets, or both, should be

applied to specified locations. When sealant
is applied, parts should be installed before
sealant hardens to prevent leakage.

— Oil should be applied to the moving

components of parts.

— Specified oil or grease should be applied at

the prescribed locations (such as oil seals)
before reassembly.

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ADJUSTMENT

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Use suitable gauges and/or testers when making
adjustments.

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RUBBER PARTS AND TUBING

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Prevent gasoline or oil from getting on rubber
parts or tubing.

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HOSE CLAMPS

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When reinstalling, position the hose clamp in the
original location on the hose and squeeze the
clamp lightly with large pliers to ensure a good fit.

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FUNDAMENTAL PROCEDURES

GI–9

TORQUE FORMULAS

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When using a torque wrench-SST or equivalent
combination, the written torque must be
recalculated due to the extra length that the SST
or equivalent adds to the torque wrench.
Recalculate the torque using the following
formulas. Choose the formula that applies to you.

A : The length of the SST past the torque wrench drive
L : The length of the torque wrench

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VISE

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When using a vise, put protective plates in the
jaws of the vise to prevent damage to parts.

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SST

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Some Ford SST or equivalent are used as SSTs necessary for engine repair. Note that these SSTs are
marked with Ford SST numbers.

•

Note that a Ford SST number is written together with a corresponding Mazda SST number as shown below.

Example (section ST)

Example (except section ST)

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Torque Unit

Formula

N·m

[L/(L+A)]

kgf·m

[L/(L+A)]

kgf·cm

[L/(L+A)]

ft·lbf

[L/(L+A)]

in·lbf

[L/(L+A)]

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GI–10

ELECTRICAL SYSTEM

ELECTRICAL PARTS

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Battery cable

•

Before disconnecting connectors or removing
electrical parts, disconnect the negative battery
cable.

Wiring Harness

•

To remove the wiring harness from the clip in the
engine room, pry up the hook of the clip using a
flathead screwdriver.

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CONNECTORS

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Data link connector

•

Insert the probe into the terminal when
connecting a jumper wire to the data link
connector.

Caution

••••

Inserting a jumper wire probe into the
data link connector terminal may damage
the terminal.

Disconnecting connectors

•

When disconnecting connector, grasp the
connectors, not the wires.

ELECTRICAL SYSTEM

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