TM 5-3805-258-24-1
AIR SYSTEM AND BRAKE INDEX
Air Compressor Governor . . . . . . . . . . . . . . . . . . . 4-60
Emergency and Parking Brake Adjustment . . . . . . . . . . . .4-66
Air Relief Valve . . . . . . . . . . . . . . . . . . . . . . . . 4-60
Air System and Brakes . . . . . . . . . . . . . . . . . . . . . . . .
Hot or Dragging Brakes . . . . . . . . . . . . . . . . . . . . 4-64
Brake Control Valves . . . . . . . . . . . . . . . . . . . . . . . . 4-61
Leakage in Hydraulic Circuit . . . . . . . . . . . . . . . . . . . .4-61
Removing Air from the Wheel Brake Hydraulic Circuit . . . . .4-63
Checks for Leakage in Air Circuit . . . . . . . . . . . . . . . . 4-59
Control Valve for Emergency and Parking Brake . . . . . . . . 4-60
Visual Checks . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 4-59
HYDRAULIC SYSTEM INDEX
Adj Procedure for the Attachment Pilot Valve . . . . . . . . . .4-75
Operation Checks . . . . . . . . . . . . . . . . . . . . . . . . 4-68
Adj Procedure for the Lift and Tilt Pilot Valve . . . . . . . . . .4-73
Pressure Release in the Hydraulic System . . . . . . . . . . . . .4-69
Bucket Positioner Adj Procedure . . . . . . . . . . . . . . . . . .4-80
Pressure Test of Hydraulic System . . . . . . . . . . . . . . . . .4-72
Procedure to Remove Air from Pilot System . . . . . . . . . . .4-68
Control Lever Linkage Adjustment . . . . . . . . . . . . . . . .4-79
Pump Efficiency Check . . . . . . . . . . . . . . . . . . . . ...4-76
Hydraulic Oil Temperature too Hot . . . . . . . . . . . . . . . .4-78
Hydraulic System . . . . . . . . . . . . . . . . . . . . . . . . . .
Relief Valve Tests . . . . . . . . . . . . . . . . . . . . . . . 4-76
Lift Kickout Adjustment Procedure . . . . . . . . . . . . . . . 4-80
Lift Kickout and Bucket Positioner Electrical System . . . . . . 4-80
SINGLE CYLINDER AIR COMPRESSOR INDEX
Air Compressor lnstallation . . . . . . . . . . . . . . . . . . ...4-81
Single Cylinder Air Compressor . . . . . . . . . . . . . . . . . .4-82
Air System Schematic . . . . . . . . . . . . . . . . . . . . . ...4-81
Unloader Valve . . . . . . . . . . . . . . . . . . . . . . . . . ...4-81
ENGINE TROUBLESHOOTING INDEX
Alternator Charge Rate is Low or Not Regular . . . . . . . . . .4-93
Alternator Charge Too High . . . . . . . . . . . . . . . . . ...4-93
Alternator Gives No Charge . . . . . . . . . . . . . . . . . . ...4-93
Alternator Has Noise . . . . . . . . . . . . . . . . . . . . . . ...4-94
Coolant in Lubrication Oil . . . . . . . . . . . . . . . . . . ...4-90
Engine Coolant is Too Hot . . . . . . . . . . . . . . . . . ...4-92
Engine Has Early Wear . . . . . . . . . . . . . . . . . . . . . ...4-90
Engine Has Low Oil Pressure . . . . . . . . . . . . . . . . . ...4-91
Engine Uses Too Much Lubrication Oil . . . . . . . . . . . . . .4-92
Engine Will Not Start . . . . . . . . . . . . . . . . . . . . . ...4-84
Engine Will Not Turn When Start Switch is On . . . . . . . . . .4-84
Exhaust Temperature Too High . . . . . . . . . . . . . . . ...4-94
Fuel Consumption Too High . . . . . . . . . . . . . . . . . ...4-88
Little or No Valve Clearance . . . . . . . . . . . . . . . . . ...4-90
Little Movement of Rocker Arm and Too Much
Valve Clearance . . . . . . . . . . . . . . . . . . . . . . . ...4-89
Loud Combustion Noise . . . . . . . . . . . . . . . . . . . . ...4-87
Loud Noise (clicking) from Valve Compartment . . . . . . . . 4-87
Loud Noise from Valves or Valve Drive Components . . . . . 4-88
Mechanical Noise (knock) in Engine . . . . . . . . . . . . . . . 4-88
Misfiring or Running Rough . . . . . . . . . . . . . . . . . . . 4-85
Not Enough Power . . . . . . . . . . . . . . . . . . . . . . 4-86
Oil at the Exhaust . . . . . . . . . . . . . . . . . . . . . . ...4-89
Oil in the Cooling System . . . . . . . . . . . . . . . . . . . . . 4-88
Stall at Low RPM . . . . . . . . . . . . . . . . . . . . . . ...4-85
Starter Motor Does Not Turn.... . . . . . . . . . . . . . . . 4-93
Sudden Changes in Engine RPM . . . . . . . . . . . . . . . . . 4-86
Too Much Black or Grey Smoke. . . . . . . . . . . . . . ...4-90
Too Much Blue or White Smoke . . . . . . . . . . . . . . . . . 4-91
Too Much Vibration . . . . . . . . . . . . . . . . . . . . . ...4-87
Valve Rotocoil or Spring Lock is Free . . . . . . . . . . . . . . 4-89
4-3
