TM 9-2320-361-20 12-56. TANK BODIES UPPER AND LOWER REAR SPLASH GUARD REPLACEMENT This task covers: a. Lower Splash Guard Removal c. Upper Splash Guard Installation b. Upper Splash Guard Removal d. Lower Splash Guard Installation INITIAL SETUP: APPLICABLE MODELS EQUIPMENT CONDITION M49A2C, M50A2, M50A3 Parking brake set (TM 9-2320-361-10). MATERIALS/PARTS GENERAL SAFETY INSTRUCTIONS Ten locknuts Keep fire extinguisher nearby when REFERENCES (TM) tank trucks. 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. Lower Splash Guard Removal Remove three locknuts (6), screws (8), retainer strip (9), and lower splash guard (10) from upper splash guard (4). Discard locknuts (6). b. Upper Splash Guard Removal 1. Remove two locknuts (7) and screws (12) from braces (11) and upper splash guard (4). Discard locknuts (7). 2. Remove two locknuts (13), screws (2), and braces (11) from crossmember (1). Discard locknuts (13). 3. Remove three locknuts (5), screws (3), and upper splash guard (4) from crossmember (14). Discard locknuts (5). c. Upper Splash Guard Installation 1. Install upper splash guard (4) on crossmember (14) with three screws (3) and new locknuts (5). 2. Install two braces (11) on crossmember (1) with two screws (2) and new locknuts (13). 3. Install two braces (11) on upper splash guard (4) with two screws (12) and new locknuts (7). 12-92