TM-9-2320-280-34 HMMWV Direct Support & General Support Maintenance Manual Download
Page 571 of 1258
TM 9-2320-280-34 12-11. LEFT ENGINE MOUNT BRACKET REPLACEMENT This task covers: a. Removal b. Installation INITIAL SETUP : Tools Manual References General mechanic's tool kit: TM 9-2320-280-24P automotive (Appendix G, Item 1) Maintenance Level Materials/Parts Direct support Six locknuts (Appendix E, Item 59) a. Removal 1. Remove two capscrews (2), brake line clamp (1), and oil line clamp (3) from engine mount bracket (4). 2. Remove two locknuts (7) and washers (6) from insulator (5) and engine mount bracket (4). Discard locknuts (7). CAUTION Wood block must completely cover bottom of engine oil pan or damage to oil pan may result. 3. Support engine under engine oil pan (12) with wood block and jack. 4. Remove four locknuts (11), washers (9), capscrews (8), washers (9), and engine mount bracket (4) from frame rail (10). Discard locknuts (11). b. Installation 1. Install engine mount bracket (4) on frame rail (10) with four washers (9), capscrews (8), washers (9), and locknuts (11). Tighten locknuts (11) to 90 lb-ft (122 N.m). 2. Remove support from engine oil pan (12). 3. Install engine mount bracket (4) on insulator (5) with two washers (6) and locknuts (7). Tighten locknuts (7) to 90 lb-ft (122 N·m). 4. Install brake line clamp (1) and oil line clamp (3) on engine mount bracket (4) with two capscrews (2). 12-14