TM 55-4920-221-14
CHAPTER 3
OPERATOR AND ORGANIZATIONAL MAINTENANCE INSTRUCTIONS
Section I. SPECIAL TOOLS AND EQUIPMENT
No special tools or equipment are needed to perform operator and organizational maintenance of the test stand.
Section II. LUBRICATION
No lubrication of the test stand is required.
Section III. PREVENTIVE MAINTENANCE SERVICES
be performed by operator after every operating period.
82. GENERAL.
After-operation services will be performed at intervals
To ensure that the equipment is ready for
based on the normal operations of the equipment.
operation at all times, it must be inspected
Reduce interval to compensate for abnormal conditions.
systematically before operation, during operation, and
Defects or unsatisfactory operating characteristics
after operation, so defects may be discovered and
beyond the scope of the operator to correct must be
corrected before resulting in serious damage or failure.
reported at the earliest opportunity to organizational
The necessary preventive maintenance services will be
maintenance.
Responsibility for performance of
performed before operation. Defects discovered during
preventive maintenance services rests not only with the
operation of unit will be corrected as soon as operation
operator, but with the entire chain of command from
has ceased. Stop operation immediately if a deficiency
section chief to command officer (AR 760-5).
is noticed which would damage the equipment if
operation were continued. After-operation services will
83. OPERATOR'S DAILY SERVICES.
Intervals
Before
During
After
Operation
Operation
Operation
Procedure
X
X
X
Visual inspection. Make a general inspection of entire unit to determine
whether test stand is in good condition, and correctly assembled. Any
obvious deficiencies which may result in damage to the unit must
be corrected before the equipment is operated.
X
X
To expose controls and instrument wiring, loosen three captive bolts
(7) and swing control panel (3) away from rear panel (1)
X
X
Inspect electrical leads for breaks, frayed conditions, damaged insulation,
and loose connections. Correct or report any deficiencies to
organizational personnel.
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