TB-9-2510-251-13 HMMWV Operator and Field Maintenance, Installation & Parts Add-On-Armor Air Conditioning Download
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2-187 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). d. Install Refrigerant Hoses (Cont’d) Figure 2-272. Refrigerant Hose Routing #12 HOSE #8 HOSE (1) Trim two grommets to achieve a snug fit around #6 hose and #12 hose. (2) Install grommets in forward holes in fender well. The #12 hose will go in the lower hole. (3) Trim two grommets to achieve a snug fit around #6 hose and #8 hose. (4) Install grommets in remaining holes in fender well. The #8 hose will go in the forward hole. (5) Compressor to condenser, #8 hose: a. Route hose through grommet in fender well and forward along frame rail. Continue forward and outboard of parking brake linkage and up into engine compartment near oil filter and dipstick. (6) Evaporator to compressor, #12 hose: a. Route hose through grommet and forward along frame rail. Continue forward and outboard of parking brake linkage and up into engine compartment near oil filter and dipstick. b. Route both #8 and #12 hoses over engine and behind air intake duct to passenger side of engine. Continue forward to compressor. #6 HOSE