TM 55-4920-217-15
the operator should be alert for any unusual noises,
32. Specific Procedures for Operator
vibrations, or irregularities of performance.
d. At Halt Service. This service will consist of brief
visual inspection of equipment for condition, security,
on the shop set by the operator in the procedure
and wear; the removal of foreign material from
opposite it should be performed during that part of the
equipment; and the cleaning of equipment that might be
daily service in which it appears.
damaged by allowing existing conditions to continue.
e. After Operation Service. This service consists
Table I. Operator Daily Service
of investigating any deficiencies noted during operation
and performing certain phases of the before operation
Intervals
service as noted in Table I. It is the basic daily service
Before
During
After
Procedure
At Halt
for equipment and consists of correcting, insofar as
operation
Operation
Operation
Usual conditions
possible, any operating deficiencies; in this manner, the
Visual
Inspection
of
X
----
X
X
equipment is prepared to operate upon short notice.
Equipment. Inspect for
f. Inspection. The general inspection of each item
condition, security and
wear.
is generally a check to see whether the item is in good
Cleaning of Equipment.
X
condition, correctly assembled, secure, and not
Wipe dirt, oil rust,
excessively worn.
corrosion, and debris
from
equipment.
g. Definition of Terms. Terms used to describe the
Refer to paragraphs
inspection requirements of this section are defined as
instructions.
follows:
Operating Units. Check
X
----
X
X
(1) Good condition.
This
is usually an
all units for correct
external inspection to determine whether
assembly and loose
mounting. Adjust as
the unit is damaged beyond serviceable
necessary.
limits.
The term "good condition"' is
Power Supplies. Check
X
----
----
X
for loose power supply
explained further by the following; Not
connections; check for
bent or twisted, not chafed or burned, not
frayed
or
cracked
broken or cracked, not bare or frayed, not
insulation.
Operation. While equip-
X
----
dented or collapsed, not torn or cut, not
ment is operating,
deteriorated.
check for unusual
sounds, vibrations, or
(2) Correctly assembled. This term refers to
malfunction.
the inspection of a unit to see that it is in
Lubrication.
Lubricate
X
----
----
X
the normal assembled position. It is
in accordance with
para- graphs 29, and
usually an external visual inspection.
(3) Secure. This is usually an external visual
Unusual Conditions
inspection or check by hand or wrench for
X
X
X
X
looseness. Such an examination must
include any rackets, lock washers, lock
X
X
X
X
nuts, locking wires, or cotter pins used.
X
----
X
X
(4) Excessively torn. This inspection is to
X
X
X
X
determine whether equipment is worn
beyond serviceable limits or to a point
X
----
X
X
likely to result in failure if the unit is not
X
----
X
X
X
X
X
X
replaced before the next scheduled
inspection.
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