SIGNAL DATA CONVERTER POWER SUPPLY REPLACEMENT (AVIM)

TM 1-1520-238-23 8-52 Change 3 8.20. SIGNAL DATA CONVERTER POWER SUPPLY REPLACEMENT (AVIM) 8.20.1. Description This task covers: Removal. Cleaning. Inspection. Installation. 8.20.2. Initial Setup Tools: Electrical tool kit (item 378, App H) Light duty laboratory apron (item 27, App H) #1 phillips screwdriver bit (item 35, App H) Chemical protective gloves (item 154, App H) PC shunt bar (item 223, App H) Adjustable air filtering respirator (item 262, App H) Large wrist grounding strap (item 346, App H) 1 - 100 inch-ounce 1/4-inch hexagon drive click type torque wrench (item 437, App H) Materials/Parts: Cloth (item 52, App F) Sealing compound primer (item 146, App F) Sealing compound (item 168, App F) Shipping and storage bag (item 182, App F) Personnel Required: 68X Armament/Electrical System Repairer 68X3F Armament/Electrical System Repairer/ Technical Inspector References: TM 11-6625-3085-30 CAUTION ·The power supply contains a circuit card which has a complementary metal oxide semiconductor (CMOS) that can be damaged by static electrical discharge. ·The power supply shall be housed in a conductive container during storage or spares shipment. To prevent damage to the power supply, a shunt bar shall be attached to the connector when not in use. ·The repairer shall wear a properly grounded grounding strap when handling power supply. NOTE This task is typical for either power supply. GO TO NEXT PAGE