TM 9-2320-361-20 13-16. REAR WINCH OIL DRAINTUBE REPLACEMENT (M764) This task covers: a. Removal b. Installation INITIAL SETUP: APPLICABLE MODELS REFERENCES (TM) M764 LO 9-2320-209-12-1 MATERIALS/PARTS TM 9-2320-361-10 TM 9-2320-361-20P Locknut EQUIPMENT CONDITION Parking brake set (TM 9-2320-361-10). NOTE Have drainage container ready to catch oil. 1. Remove pipe plug (6) from elbow (7) and drain oil. 2. Remove locknut (4), screw (9), and clamp (8) from bracket (5). Discard locknut (4). 3. Remove elbow (7), pipe nipple (3), elbow (2), pipe nipple (l), and elbow (10) from worm gear housing (11). 1. Install elbow (10), pipe nipple (l), elbow (2), pipe nipple (3), and elbow (7) to worm gear housing (11). 2. Install pipe nipple (3) on bracket (5) with clamp (8), screw (9), and new locknut (4). 3. Install pipe plug (6) on elbow (7). FOLLOW-ON TASK: Fill worm gear housing (LO 9-2320-209-12-1). 13-28