TM-9-2320-280-34 HMMWV Direct Support & General Support Maintenance Manual Download
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TM 9-2320-280-34 19 - 3. DIFFERENTIAL REPAIR (Cont’d) 54. Install two side bearings (1) on differential case (2). NOTE Side bearing shims are available in thickness from 0.077-0.117 in. (1.95-2.97 mm) in increments of 0.001 in. (.025 mm). 55. Rotate housing (7) downward 90° . Install two side bearing cups (4) and side bearings shims (3) on side bearings (1). Use 0.080 in. (2 mm) shims (3) as a s tarting point. 56. Install differential case (2), two bearing cups (4), and shims (3) in housing (7). 57. Install two bearing caps (5) and four capscrews (6) in housing (7). Snug capscrews (6). 58. Mount dial indicator on housing (7) and index indicator to read off ring gear mounting surface of differential case (2). 59. Pry between differential case (2) and bearing cap (5) on one side and zero indicator. Pry on opposite side to read end play. 60. Amount read on indicator is shim thickness that should be added to side bearing shims (3) to arrive at zero end play. Add necessary shims (3) and repeat procedure to ensure accuracy. 61. Tighten four capscrews (6) to 87 lb-ft (118 N.m). 62. Rotate differential case (2) and check runout. Runout should not exceed 0.002 in. (0.05 mm). 63. Remove dial indicator from housing (7). NOTE Tag shims and bearing cups for assembly. 64. Remove four capscrews (6), two bearing caps (5), differential case (2), bearing cups (4), and shims (3) from housing (7). 19-22