TM 9-2320-361-20 12-21. DISCHARGE VALVE CONTROL LEVERS MAINTENANCE (M49A2C) This task covers: a. Removal d. Assembly b. Disassembly e. Installation c. Cleaning and Inspection INITIAL SETUP: APPLICABLE MODELS EQUIPMENT CONDITION M49A2C Parking brake set (TM 9-2320-361-10). MATERIALS/PARTS GENERAL SAFETY INSTRUCTIONS Six locknuts Keep fire extinguisher nearby when Six lockwashers tank trucks. Three cotter pins REFERENCES (TM) TM 9-2320-361-10 TM 9-2320-361-20P working on fuel WARNING Do not perform this procedure while smoking or within 50 feet of sparks or open flame. Fuel is flammable and can explode easily, causing injury or death to personnel and damage to equipment. a. Removal 1. Unscrew three coupling nuts (1) from adapters (13) and slide back on tubes (2). 2. Unscrew three adapters (13) from plate (10). 3. Remove three nuts (8) and bolts (3), from levers (9), and pull cables (12) out of bolts (3), plate (10), and adapters (13). 4. Remove six locknuts (7), screws (4), discharge valve control assembly (5), and compartment (11). Discard locknuts (7). spacer (6) from 12-32