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9.3 Monthly Preventive Maintenance Checks and Services Charts

Sequence No.	Item	Procedure	Reference
1	Installation	See that the equipment is properly installed	Sect. 1
2	Spare parts	Check all spare parts for general condition and method of storage. There should be no evidence of over stock, and all shortages must on valid requisitionz.
3	Interior cleaning	Remove dust and dirt from the interior with a clean, lint-freee cloth or soft brush.
4	Preservation	Inspect all metal syfaces for rust and corrosion.	Para 9.4
5	Publications	See that all publications are complete, serviceable, and current	DA Pam 310-4
6	Modification	Determine if new applicable MWO's have been published. All URGENT MWO's must applied immediately. All NORMAL MWO's must be scheduled.	DA Pam 310-4
7	Pluckout items	Inspect clamps and seating of pluckout items. check for wrong, bent, or broken parts	Fig.6-1 and 6-2
8	Fuses	Check to see that fuses F1 and F2 are each 8 amperes. Check to verify that authorized spares are on hand.
9	Cords, cables, and wire	Inspect all cords, cables, and wire for cuts, breaks, fraying, deterioration, kinks, end strains. Repair or replace as required.	Fig.1-1, 1-2, 1-3, or 1-4.
10	Resistor	Inspect resistors for, cracks, discoloration, and blistering.	Fig.6-1 and 6-2.
11	Capacitors	Inspect fixed capacitors for leaks and bulges	Fig.6-1 and 6-2.
12	Transformers and chokes	Inspect transformers and chokes for evidence of overheating.	Fig.6-1 and 6-2.
13	Terminal boards	Inspect terminal boards for cracks, loose connections, and breaks	Fig. 6-2.

9.4. Touchup Painting Instructions

Remove rust and corrosion from metal surfaces by lightly sanding them with fine sandpaper. Brush two thin coats of paint on the bare metal to protect it from further corrosion. Refer to the applicable cleaning and rsfinishing practices specified in TM 9-213.

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