TB-9-2510-251-13 HMMWV Operator and Field Maintenance, Installation & Parts Add-On-Armor Air Conditioning Download
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2-23 TB 9-2510-251-13 2-1.1 Installation of Air Conditioning Kit to M998 and M998A1; M1037; M1097 and M1097A1 with GSIE Add-on-Armor (Cont’d). d. Install Refrigerant Hoses (Cont’d) #12 HOSE #8 HOSE Figure 2-33. Refrigerant Hose Routing (#8 and #12) (5) Compressor to condenser: a. Four-door vehicles only, #8 hose: 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. Two-door vehicles only, #8 hose: Route hose through grommet and forward along frame rail. Continue forward and up into engine compartment near oil filter and dipstick. (6) Evaporator to compressor: a. Four-door vehicles only, #12 hose: 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. Two-door vehicles only, #12 hose: Route hose through grommet and forward above driveshaft. Continue forward and up into engine compartment near oil filter and dipstick. (7) Route both #8 and #12 hoses over engine and behind air intake duct to passenger side of engine. Continue forward to compressor. CAUTION • Avoid high heat surfaces, sharp edges, and moving parts of vehicle. Keep hoses tucked up high enough to prevent being snagged as vehicle travels over obstacles or brush. Failure to comply could result in damage to equipment. • Hoses should span no more than two feet without being secured. Failure to comply could result in damage to equipment. (8) Secure #8 and #12 hoses under vehicle and along firewall.