
24. Check Air Intake and Air Deflector ............................................................................................ 18
25. Check Alternator Mounting...................................................................................................... 18
26. Check Electrical Connections and Cables for Alternator, Starter Motor, and Intake Air Heater (IAH) .... 18
27. Check Drive Belts .................................................................................................................. 19
28. Check Engine Mounting.......................................................................................................... 20
29. Check Radiator Mounting........................................................................................................ 20
30. Check Radiator Fan, Bearing Tolerance, Bolt Unions, Fan Cover and Fan Ring with Rubber Seal ...... 20
31. Check Intercooler, Hoses, Pipes and Air Flow ............................................................................ 21
32. Check Radiator, Hoses, Pipes and Air Flow ............................................................................... 21
33. Check Charged Air Cooler (CAC), Hoses and Air Flow ................................................................ 22
34. Check Fuel Lines on Engine .................................................................................................... 23
35. Check A/C Compressor Mounting ............................................................................................ 23
36. Check Compressed Air Lines and Hoses................................................................................... 23
37. Check Power Steering Pump, Oil Lines and Steering Gear........................................................... 23
38. Check Clutch Hydraulic and Pneumatic Control System............................................................... 23
39. Check Air Filter Replacement Date (Ventilation System) .............................................................. 24
External Checks ......................................................................................................................... 25
40. Check Cab, Hood, Doors, Step Panels and Cab Suspension........................................................ 25
41. Drain Water from Fuel/Water Separator for the Fuel System and Change Filter................................ 26
42. Check Exhaust for Leakage..................................................................................................... 28
43. Check Batteries — Load Test, Leakage, Attachment, Clean and Protect (when necessary) Connections
and Battery Box Holddowns.......................................................................................................... 30
44. Check Fuel Tank and Ventilation Filters..................................................................................... 31
45. Check Front Shock Absorbers, Springs and U-Bolts.................................................................... 32
46. Check Front Wheel Bearings ................................................................................................... 33
47. Check Front Wheels............................................................................................................... 34
48. Check Steering Linkage.......................................................................................................... 35
49. Check Steering Knuckle Bearing.............................................................................................. 36
50. Check Air Pressure and Tire Wear............................................................................................ 37
Checks Beneath the Vehicle ......................................................................................................... 39
51. Check Front and Rear Axle Mounting........................................................................................ 39
52. Check Bearing Play for Pinion and Input Shaft to Rear Drive Axle.................................................. 39
53. Check Ventilation for Transmission, Transfer Case, and Power Takeoff (PTO)................................. 39
54. Check Mounting of Transmission, Transfer Case, and Power Takeoff (PTO) Including Lines .............. 40
55. Check Transmission Oil Cooler Mounting .................................................................................. 41
56. Check Retarder Mounting and Lines ......................................................................................... 41
57. Check Drive Shaft, Universal Joints, Sliding Joints and Support Bearings ....................................... 41
58. Check Clutch Adjustment........................................................................................................ 42
59. Check Lift Axle ...................................................................................................................... 42
60. Check Rear Drive Axle Ventilation, Rear Springs, U-Bolts and Rear Shock Absorbers ...................... 43
61. Check Seals for Speedometer Sensor....................................................................................... 43
62. Check Rear Wheels ............................................................................................................... 44
63. Check Load Sensing Valve...................................................................................................... 45
64. Check Air Bellow, Level Sensors and Level Valves for Air Suspension ........................................... 45
65. Check Chassis Frame and Crossmembers ................................................................................ 45
66. Check Air Dryer ..................................................................................................................... 46
67. Check Brake Circuit for Leaks.................................................................................................. 46
68. Check Brake Linings and Wheel Seals for Leaks ........................................................................ 48
69. Check Brake Cylinders, Levers, and Forks................................................................................. 48
70. Check Brake Disc and Brake Calipers....................................................................................... 49
71. Check Stroke Length on Slack Adjusters, Brake Levers and Brake Drums ...................................... 52
72. Check Brake Chambers and Mounting Brackets ......................................................................... 52
73. Check Central Lubrication System............................................................................................ 52
74. Perform Chassis Lubrication.................................................................................................... 53
75. VOLVO Blade Air Suspension (VBAS) Maintenance.................................................................... 64
Additional Time Based Maintenance .............................................................................................. 65