TM 5-3820-256-10 Table 2-29.  Engine Preventive Maintenance Checks and Services ITEM INTERVAL Item to be Procedures Equipment is NO. Inspected Check for and have repaired not ready/ B  D  A  W   M or adjusted as necessary. available if: 1 X Air cleaner Inspect filter in air cleaner.  Replace if dirty. 2 X Fuel lines and filter Check lines from tank to engine for signs of fuel leaking.  Check for clogged filter and replace if necessary. 3 X Fuel injection pump Check for leakage at fuel lines conn- ections to the injection pump. 4 X Air compressor During operation, check for proper Air pressure is not air pressure indication on gages. adequate to oper- ate air brakes. 5 X Water pump and hoses Check for leakage around pump inlet and outlet.  Check hoses for leaks. 6 X Oil cooler and filter Inspect tubes for obstructions.  Replace filter at recommended intervals. 7 Oil pan Check for dripping or oil spots on the ground.  Be sure drain plug is tight. Table 2-30.  Drive Train Preventive Maintenance Checks and Services ITEM INTERVAL Item to be Procedures Equipment is NO. Inspected Check for and have repaired not ready/ B  D  A  W   M or adjusted as necessary. available if: 1 X Transmission Check transmission lube oil level. Transmission has Add fluid if required. little or no lube oil. 2 X Transfer case driveshaft Check for signs of worn bearings.  Lub- ricate shaft as recommended. 3 X Front axle driveshaft Check for signs of worn bearings. Lubricate shaft as recommended. 4 X Transfer case Check oil level.  Add fluid as required. 5 X Interaxle drive driveshaft Check for signs of worn bearings. Lubricate shaft as recommended. 6 X Rear axle driveshaft Check for signs of worn bearings. Lubricate shaft as recommended. 7 X Front rear axle Check lube oil level in gearcase.  Add oil as required. 8 X Rear axle Check lube oil level in gearcase.  Add oil as required. 9 X Front axle Check lube oil level in gearcase.  Add oil as required. 2-44