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 25 280201 CCA SRCU CPU Repair 0.3 12,18,24 (19A2A1) 280202 CCA SRCU Repair 0.3 12,18,24 Interface (19A2A2) 2811 CCA COMSEC (Ref Group Number 2617) (19A11) 2813 Control,Receiver Repair 0.1 5 C Transmitter Repair 0.2 9,12,71,75 D Sub Assembly (19A13) 281301 Panel, Control Repair 0.1 5 C Assembly Repair 0.1 12 (19A13A1) 28130101 CCA Display (Ref Group Number 26160101) (19A13A1A3) 281302 Chassis, Test 0.7 15,60,67,73 AM Electrical Control Replace 0.2 9,12,71,75 D (19A13A2) 29 Amplifier Adapter Inspect 0.1 Vehicular Test 0.1 6 9,11 13, D AM 7239/VRC 71,72,75,76 (Unit 5) Adjust 0.1 5 O Replace 0.1 5 Repair 0.1 5 H Repair 0.1 9,11,12,71, D 75 2901 Chassis,Electrical Inspect 0.1 Equipment, Test 0.5 19,22,46 AM Amplifier Adapter Replace 0.3 9,11,12,71, D (5A3) 75 Repair 0.3 9,11,12,71, D,AI 75 Repair 0.6   9,11,12, AM 18,47,71,75 290101 ECA Power Repair 0.2 9,11,12,71, D Control 75