TM 11-6625-486-14&P
OPERATOR'S AND ORGANIZATIONAL MAINTENANCE INSTRUCTIONS
Section I. TOOLS AND EQUIPMENT
4-1. General
Tools and equipment required for operator and
organizational maintenance are listed in appendix C.
Section II. PREVENTIVE MAINTENANCE CHECKS AND SERVICES
4-2. General
To insure that the frequency meter is always ready for
operation of the unit will be noted for future correction to
operation, it must be inspected systematically so that
be made as soon as operation has ceased. Stop
defects can be discovered and corrected before they
operation immediately if a deficiency is noted during
result in serious damage or failure. The necessary
operation which would damage the equipment. Record
preventive maintenance checks and services to be
all deficiencies, together with the corrective action
performed are listed in tables 4-1, 4-2, and 4-3. The
taken, in accordance with TM 750-8. item
numbers indicate the sequence of and minimum
inspection required. Defects discovered
during
D--Daily
W--Weekly
Time required: 0.5
Time required: 0.2
Interval
Items to be inspected
and
sequence
Work
____ no. ___
Procedures
time
(M H)
D
W
1
0.1
Check to see that the equipment is complete (table 1-1).
2
EXTERIOR SURFACES
0.1
Clean the exterior surfaces, including the panel and meter glass. Check the meter
and film readout glasses for cracks.
3
CONNECTORS
Check the tightness of all connectors.
4
CONTROLS AND INDICATORS
While making the operating checks (item 5) observe that the mechanical action of
each knob, dial, and switch is smooth and free of external or internal binding, and
there is no excessive looseness. Also, check the meter for sticking or bent pointer.
5
OPERATION
0.3
Operate the equipment according to table 4-4.
1
CABLES
0.1
Inspect cords, cables, and wires for chafed, cracked, or frayed insulation. Replace
connectors that are broken, arced, stripped, or excessively worn.
2
HANDLES AND LATCHES
Inspect handles, latches, and hinges for looseness. Replace or tighten as
necessary.
3
METAL SURFACES
0.1
Inspect exposed metal surfaces for rust and corrosion. Clean and touch up paint as
required.
4
BATTERY COMPARTMENT
Inspect the batteries for leakage. Check the compartment for corrosion.
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