TB-9-2510-251-13 HMMWV Operator and Field Maintenance, Installation & Parts Add-On-Armor Air Conditioning Download
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2-163 TB 9-2510-251-13 2-2.1 Installation of Air Conditioning Kit to M998 and M998A1; M1037; M1097 and M1097A1 Two-Door with O’Gara Hess Add-on-Armor (Cont’d). d. Install Refrigerant Hoses (Cont’d) 16 14 18 17 15 Figure 2-242. Evaporator Connection (15) Connect Evaporator. a. Lubricate O-ring and install #6 male stainless tube with two 90° bends (14) on rear expansion valve connection. b. Cut hole in rear curtain for receiver/drier outlet tube and condenser wire harness. c. Lubricate O-ring and install #12 male straight fitting (15) on forward expansion valve connection. d. Trim ends of #6 (16) and #12 (17) hoses to length and connect to fittings. e. Tighten fittings. f. Cut drain hoses (18) to reach from bottom of evaporator unit to top of transmission tunnel. Install rubber duck bill fittings onto drain hoses. g. Attach drain hoses (18) to drain tubes on bottom of evaporator. h. Attach duck bill fitting to drain hoses. i. Push duck bill fittings into 11/16 inch holes on transmission housing. j. Disconnect evaporator unit and roll down rear curtain. k. Cut rear curtain to allow evaporator unit brackets clearance. l. Reinstall evaporator.