Touchup Painting Instructions

TM 11-6130-266-15

d. Clean the front panel, meter, and switches ; use

3-10. Organizational Troubleshooting

a soft clean cloth. If necessary, dampen the cloth with

water; mild soap may be used for more effective

a. General. The troubleshooting chart (b. below)

cleaning.

will help locate trouble in the power supply. Only those

corrective measures are given which the unit repairman

can accomplish. If the corrective measure does not

3-9. Touchup Painting Instructions

restore normal equipment performance, higher category

Remove rust and corrosion from metal surfaces by

of maintenance is required.

lightly sanding them with fine sandpaper. Brush two thin

coats of paint on the hare metal to protect it from further

b. Troubleshooting Chart.

corrosion.

Refer to the applicable cleaning and

refinishing practices specified in TB 746-10.

Sequence No.

Symptom

Probable trouble

Corrective measure

When operating on 115 or 230 volts ac, the AC or NORM lamp fails to Defective

Replace

light, but there is a voltage indication on the OUTPUT METER.

AC or

defective

NORM

lamp.

indicator

lamp

3-11. Replacement of Indicator Lamps

(fig. 2-2)

a. Unscrew the indicator lens.

b. Remove the defective lamp and replace it with a new one; make certain it is of the correct type. Replace the "O"

ring seal (after lubricating with clear silicone grease) and indicator lens.

Change 3 3-3