TB-9-2510-251-13 HMMWV Operator and Field Maintenance, Installation & Parts Add-On-Armor Air Conditioning Download
Page 216 of 624
2-200 TB 9-2510-251-13 2-2.2 Installation of Air Conditioning Kit to M998 and M998A1 Four-Door with O'Gara Hess Add-on-Armor (Cont’d). g. Air Distribution Ducting (Cont’d) (7) If air distribution to front is not possible or desired: a. Cut off female end of 90° elbows so the elbows fit over the square outlets on the plastic plenum. b. Attach 90° elbows to plenum. c. When air delivery is acceptable, apply a generous quantity of PVC cement (item 3, Appendix D) to the mating surfaces and secure with screws. h. Prepare System for Use 1 1 REAR SIDE ARMOR PLATE REAR SIDE ARMOR PLATE Figure 2-289. Rear Side Armor Plates 1 REAR CENTER ARMOR PLATE Figure 2-290. Rear Center Armor Plate (1) Using foam (1) and duct tape, seal as many cab air leaks as possible. (2) Purge and charge air conditioning system (para 4-14).