TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 3 Download
Page 669 of 1170
12-46. ARCTIC HEATER FRONT COWL INSULATION REPLACEMENT This task covers: a. Removal b. Installation a. Removal 1. Remove four locknuts (11), washers (9), capscrews (8), and retainer (10) from cowl (4). Discard locknuts (11). 2. Remove four locknuts (7), washers (6), capscrews (5), washers (6), and retainer (3) from cowl (4). Discard locknuts (7). 3. Starting at base of battery box (1), peel back insulation (2) and work forward. 4. Remove insulation (2) from cowl (4). 5. Clean remaining adhesive from cowl (4). INITIAL SETUP: Tools General mechanic’s tool kit: automotive (Appendix B, Item 1) Materials/Parts Eight locknuts (Appendix G, Item 70) Manual References TM 9-2320-280-24P b. Installation TM 9-2320-280-20-3 12-68 Change 2 NOTE Right and left front cowl insulation is removed and installed basically the same. This procedure covers the right front cowl insulation. NOTE Ensure surface is free of dirt and oil before applying adhesive backing. 1. Peel backing paper from adhesive-backed insulation (2). 2. Install insulation (2) on cowl (4) and work toward battery box (1), pressing insulation (2) firmly in place. 3. Install retainer (10) on cowl (4) with four washers (9), capscrews (8), and locknuts (11). 4. Install retainer (3) on cowl (4) with four washers (6), capscrews (5), washers (6), and locknuts (7).