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14
causing injury
.
The fact that
one
jaw is adju
stabl e
only
aggra vates this
shortcoming.
These wre
nches
are
directional:
the
so
lid j
aw
must be the one transmitt ing the
force.
If
the
adju
st-
able
jaw is used
(0
transmit
the force.
it
wi
ll
loosen
and
possibly
slip
o
tT
.
Socket Wre
nc
hes
®
CHA PT ER ONE
This type of wrenc
h
is undoub tedly the
fastest,
safes
t and most convenient
to
use. Sockets.
which
attac h
to a
ratchet
handle.
are
avai
lable with
6-
point
(A, Figure 17) or
12-point
(B, Figure 17)
openings
(;;;\
and
1/4,
3/8.
1/2
and
3/4
in. drives.
The
drive
size
~
indica tes
the
size
of
the
square ho le wh
ich
mates
with the ratchet
handle.
Alle n
Wrenc
hes
A
B
Allen
wre
nches
are ava
ilable
in
sets
or
se
parately
in a
variety
of
sizes.
These
sets come
in SAE
and
me
tric
sizes . A
llen
bolts arc
sometimes
called
socket
bolts.
Sometimes
the
bo
lts are
diffic
ult
to
reach
and it
is
suggested
that
a variety
or
Allen
wrenches be
purchased,
such
as the socke
t driven.
T-hand le and extension
type.
Torq
ue
Wrench
A
torq ue
\...
Tench
is
used
with a socket to
measure
how tight ly a
nut or
bolt is
insta lled
.
They come
with either
1/4.318
or
1/2
in.
square dri
ve
(F
igure
18).
Th
e drive
size
indicates
the
size
of the square
drive that
mates
with
the
socket.
I
mpact
Driver
This tool might have been designed with
the ATV
mechanic
in
mind.
This
tool
makes
removal of
fas-
teners
easy and eliminates damage to
bolts a
nd
screw
slots.
Impact drivers
(Figure
19) and inter-
changeable bits
are avai
lable
at
most large hard-
ware
,
vehicle or auto
parts
stores.
Sockets
can
also
be
used
wi
th
a
hand impac
t drive r;
however,
make
sure
that the
socket
is designed
for
use
with an
im-
pact driver or
air
tool. Do not use regu lar hand sock-
ets,
as they
1113y shatter
during use.
Hamme rs
The correct hammer
is
necessary for certain re-
pairs. A hammer
with
a face
(or
head) of rubber or
plastic
or a so ft-faced type tilled with
bucksho
t
is
sometimes necessary
in
engine disassem
bly.
Neve
r
usc
a
metal-fa ced
hammer on
engine
or suspension
parts. as severe
damage
will result
in
most cases .
Th
e
same amo unt of force can be produced with a
so
ft-faced
hammer.
The shock of a metal
-faced
hammer,
however, is
required for using a hand im-
pact driver
or cold chisel.
Su ppo rt
Jacks
The
correct
type
of support
jack
is necessary for
many
routine service or
major
component replace-
ment
procedures
on the
vehicle
.
The
centerstand
scissor
ja
ck
is
suitable for
most
service procedures
on
this serie
s
of
vehicles.
It is
adjustable
and
is
very
stable
for usc wit
h
the frame
configurat ion
of this
vehic
le.
Also,
the
standard
floor
jack
may be
used
for
some
applications,
To protect all engine and frame
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Table of Contents
Troubleshooting
