TM 9-2320-361-20 12-31. GALLON METER REPLACEMENT (M49A2C) This task covers: a. Removal b. Installation INITIAL SETUP: APPLICABLE MODELS EQUIPMENT CONDITION M49A2C Parking brake set (TM 9-2320-361-10). MATERlALS/PARTS Meter outlet tube removed (para. 12-37). Globe valve removed (para. 12-27). Three lockwashers Meter-to-filter tube removed (para. 12-30). REFERENCES (TM) TM 9-2320-361-10 TM 9-2320-361-20P 1. Remove three screws (4), lockwashers (5), and gallon meter (1) from shelf (6). Discard lock- washers (5). 2. Remove pipe (3) from elbow (2) and elbow (2) from gallon meter (1). 1. Install elbow (2) on gallon meter (1) and pipe (3) on elbow (2). 2. Install gallon meter (1) on shelf (6) with three screws (4) and new lockwashers (5). FOLLOW-ON TASKS: Install meter-to-filter tube (para. 12-37). Install globe valve (para. 12-27). Install meter outlet tube (para. 12-30). 12-50