TM
9-879
26
SECOND ECHELON PREVENTIVE MAINTENANCE
Tighten. All
tightening operations should
be performed
with
icient
wrench-torque (force on the wrench handle)
to tighten
the
it
according to good
mechanical practice.
Use torque-indicating
rench
where specified.
Do
not overtighten, as
this may
strip threads,
cause
distortion. Tightening will
always
be understood to include
It
correct installation of lock
washers,
lock nuts, and cotter
pins
rvided to secure the
tightening.
's)
When
conditions
make
it difftcult
to
perform the
complete
pre-
itive
maintenance
procedures at one time, these can sometimes be
ir.dled in
sections, planning
to
complete ail operations within the
-
rtk
if possible.
All available
time at halts and in bivouac areas
must
;
-jtili^ed, if
necessary,
to assure that maintenance operations
are
:
—Dieted.
When limited
by the tactical situation, items with special
tr/ices
in the columns should
be
given
first
consideration.
':)
The
numbers of the preventive maintenance
procedures
that
;.low
are identical with
those outlined
on
W.D. AGO Form No. 463,
-:ch is the
Preventive Maintenance
Service Work Sheet for Motor-
vc'.es. Certain items on the work sheet that
do not
apply
to
this
tuicle are not
included
in the
procedures
in this
manual.
In general.
-.;
numerical
sequence
of items on the work sheet is followed in the
-.anual
procedures,
but in some instances there
is
deviation for con-
er/ation of
the mechanic's
time and
effort.
5)
Specific Procedures.
The
procedures for performing each
trr.
in the
1,000-mile
maintenance procedures are described in the
:.
'.owing
chart.
Each
page
of
the chart has
a
column
at its
left
edge
rrresponding
to
the 1,000-mile maintenance.
R(UD TEST
000
NOTE: If tactical situation
does not permit a full
road
test.
**"*
perform items
2. 3. 4,
5.
6. 7,
8.
9. 12,
and
14, which
require
sHght or no movement of the vehicle.
When
a
road test
is
possibJe.
it
shouJd
be
for preferably
5. and not
over 10 miles.
i
Before-operation
inspection. Perform
Before-operation
Service
listed on W.D. Form
No.
418, "Driver's
Trip Ticket
and Preventive
Maintenance Service Record"
(described
in
par.
IS), to determine if
vehicle
is
in
a
satisfactory con-
dition
to make
the road test
safely.
2
Ease
of StarUns. Start engine and observe action of
starter. Note if
engine responds readily.
3
Oil Circulation.
Oil circulation is
normally
indicated,
by
oil
signal light
(red
light) in instrument
panel
being
out.
When
red
light
is
on, oil is not circulating. Observe
for
47
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