TM 11-6625-539-14-3
4-4. Operator's Daily Preventive Maintenance Checks and Services Chart
Sequence
Reference
Item to be inspected
Procedure
No.
1
Test set . . . . . . . . . . . . . . . . . . . . .
Check equipment for completeness and general condi-
tion.
Exterior surfaces . . . . . . . . . . . . .
2
Clean exterior surfaces of the equipment
External receptacles . . . . . .
3
Inspect external receptacles for breakage and loose-
ness.
4
Meter glass . . . . . . . . . . . . . .
Inspect front panel glass window for damaged hous-
ing, broken glass, physical damage, dust or moisture.
Knobs, controls, and switches . . .
5
During operation (sequence No. 6), check knobs, con-
trols, and switches for proper mechanical action.
Action must be positive, without backlash, binding,
or scraping.
6
During operation, be alert for any abnormal indica-
Operation . . . . . . . . . . . . . . . . . . . .
tions.
Sequence
No.
Procedure
Item to be inspected
References
Cables . . . . . . . . . . . . . . . . . . . . . . . . . . . Inspect external cables for cuts, cracked or gouged
1
jackets, fraying, or kinks.
Hardware . . . . . . . . . . . . . . . . . . . . . . . Inspect all exterior hardware for looseness and dam-
2
age. The test set cover, carry handle, latches, and
all bolts and screws must be tight and not damaged.
Preservation . . . . . . . . . . . . . . . . . . . . . Inspect equipment for bare spots, rust, and corrosion.
Para 4-7 and
3
If these conditions exist, refer to a higher mainte-
nance category for repair.
Batteries . . . . . . . . . . . . . . . . . . . . . . . . . Inspect batteries for leakage, corrosion, and swelling.
4
Sequence
No.
Reference
Item to be inspected
Procedure
Publications . . . . . . . . . . . . . . . . . . . .
DA Pam 310-4.
1
Inspect the manual for completeness and usable con-
dition. Be sure that all changes to the manual are
on hand.
Modification works orders
DA Pam 310-7.
2
Check to see that all URGENT MWO'S have been
applied and that all NORMAL MWO'S have been
scheduled.
Completeness . . . . . . . . . . . . . . . . . .
3
Check the equipment for completeness and general
condition.
Cleanliness . . . . . . . . . . . . . . . . . . . .
4
Clean the exterior surfaces of the equipment
Preservation . . . . . . . . . . . . . .
Inspect the equipment to determine that it is free of
5
bare spots, rust, and corrosion.
External receptacles . . . . . . . . . . . . .
Inspect the external receptacles for breakage and
6
looseness.
7
Meter glass . . . . . . . . . . . . . . . . . . . . . .
Inspect the front panel glass for damaged housing,
broken glass, physical damage, dust, or moisture.
8
Cables . . . . . . . . . . . . . . . . . . . .. . . . . . . .
Inspect the external cables for cuts, cracked or dam-
aged jackets, fraying, or kinks.
9
Operation . . . . . . . . . . . . . . . . . . . . . . .
During operation, be alert for any abnormal indication.
