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 42 5904 Battery Box Replace 0.1 AN CY 8523C/PRC (Unit 3) 60 Radio Set Inspect 0.1 AN/VRC 89D Test 0.2 A Test 0.2 1 4 Service 0.1 B Remove/Install 0.1 5 Repair 0.1 5 6001 Receiver Replace 0.1 Transmitter, Radio (Ref Group Number 55 ) RT 1523C(C)/U (Unit 1) Qty (2) 6002 Amplifier Adapter Replace 0.1 5 Vehicular (Ref Group Number 56 ) AM 7239C/VRC (Unit 5) 6003 Amplifier, Radio Replace 0.1 Frequency (Ref Group Number 54 ) AM 7238B/VRC (Unit 6) 61 Radio Set Inspect 0.1 AN/VRC 90D Test 0.2 A Test 0.2 1 4 Service 0.1 B Remove/Install 0.1 5 Repair 0.1 5 6101 Receiver Replace 0.1 Transmitter,Radio (Ref Group Number 55 ) RT 1523C(C)/U (Unit 1) 6102 Amplifier Adapter Replace 0.1 5 Vehicular (Ref Group Number 56 ) AM 7239C/VRC (Unit 5)