GROUP   NO. COMPONENT/ ASSEMBLY MAINTENANCE    FUNCTION MAINTENANCE LEVEL TOOLS AND EQPT REMARKS (1) (2) (3) (4) (5) (6) C O F H D Section II. MAINTENANCE ALLOCATION CHART FOR ALL RADIO SETS USING RT 1439/VRC, RT 1523(C)/U, RT 1523A(C)/U, RT 1523B(C)/U, RT 1523C(C)/U, OR RT 1523E(C)/U TM  11 5820 890 20 2 B 17 26 Receiver Inspect 0.1 Transmitter Radio Test 0.5 6 9,12 14 D RT 1523(C)/U 28,71,72, (Unit 1) 75,76 Replace 0.1 Repair 0.1 5 C Repair 0.1 9,12,71,75 D 2603 Power Supply Replace 0.1 9,11,12,71, D,AM Module Assy (1A3) 75 2605 Control Counter Test 0.5 15,60,64 Counter Measures   Replace 0.1 9,12,71,75 D Electronic (1A5) Repair 0.1 12,18,35 260501 Electronic Inspect 0.1 Components Repair 0.1 12,18 Assembly ECCM (1A5A1) 26050101 CCA Memory Repair 0.6 18,24 (1A5A1A1) 2605010101   Electronic Remove/Install 0.3 24,31 L,AB Components Assembly (1A5A1A1U3) 2605010102   Electronic Remove/Install 0.3 24,31 L,AB Components Assembly (1A5A1A1U4) 2605010103   Electronic Remove/Install 0.3 24,31 L,AB Components Assembly (1A5A1A1U5) 2605010104   Electronic Remove/Install 0.3 24,31 L,AB Components Assembly (1A5A1A1U10)