TM 11-6625-1696-12
CHAPTER 4
OPERATOR'S MAINTENANCE
Section I. General
4-1. Scope of Operator's Maintenance
b. Records and reports of preventive maintenance
checks and services must be made in accordance with
The maintenance duties assigned to the operator of the
the requirements set forth in TM 38-750.
test facilities set are listed below, with references to the
paragraphs covering these maintenance assignments.
a Operator's daily preventive maintenance checks
4-3. Operator's Preventive Maintenance Checks
and Services
and service charts (para 4-4).
Operator's preventive maintenance checks and serv-
ices of the test facilities set are required daily.
4-2. Operator's Preventive Maintenance
be accomplished daily or under the special conditions
listed below.
Operator's preventive maintenance is the systematic
a. When the equipment is initially installed.
care, servicing, and inspection of equipment to prevent
b. When the equipment is reinstalled after removal
the occurrence of trouble to reduce downtime, and to
assure that the equipment is serviceable.
for any reason.
c. At least once each week if the equipment is
and 4-6 cover routine systematic care and cleaning
maintained in standby condition.
essential to proper upkeep and operation of the
equipment.
Section II. OPERATOR'S PREVENTIVE MAINTENANCE
4-4. Operator's Daily Preventive Maintenance Checks and Services Chart
Seq
Item
Procedure
Reference
No.
1 Completeness ................
Check to see that equipment is complete and in good
......................................
condition.
2 Exterior surfaces ............
Clean panels and cases .....................................
3 Controls .........................
During normal operation, check to see that each con- Chap 3, sec IV.
trol operates smoothly and is free from external or
internal binding.
4
Meter glasses and
indicator lenses ..............
Check meter classes and indicator lenses for cracks
4-5. Cleaning
Inspect the exterior surfaces of the test facilities set.
be used near heat or open flame, the
The exterior should be free of dust, grease, and fungus.
products of decomposition are toxic and
a. Remove dust and loose dirt with a clean, soft
irritating.
Since TRICHLOROTRI-
FLUOROETHANE dissolves natural
cloth.
WARNING
oils, prolonged contact with skin should
be avoided.
When necessary use
Adequate ventilation should be provided
gloves which the solvent cannot
while using TRICHLOROTRIFLUORO-
penetrate.
If the solvent is taken
ETHANE. Prolonged breathing of vapor
internally, consult a physician.
should be avoided. The solvent should
b. Remove grease, fungus, and
not ground-in dirt
4-1
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