(1) (2) (3) (4) (5) (6) Maintenance Category Group Component/ Maintenance Tools and Number Assembly Function C O F H D Equipment Remarks 010804 Pump, Hydraulic Gear Inspect 0.1 Replace 1.0 Repair 4.0 010805 Pump, Displacement Inspect 0.1 Replace 3.0 Repair 10.0 010806 Pump, Hydraulic Inspect 0.1 Replace 2.5 Repair 6.0 0109 Drawworks Inspect 0.8 Service 1.5 B Replace 4.0 Repair 35.0 30.0 20.0 1.5,6 010901 Driveshaft Inspect 0.1 Service 0.2 B Replace 1.0 Repair 1.5 010902 Bevel Gear Box Assy Inspect 0.1 Service 0.3 C Replace 2.5 Repair 4.0 010903 Brake Assy, Hoist/Aux Inspect 0.2 Adjust 0.5 Replace 1.5 Repair 1.0 01090301 Band, Brake Replace 1.0 Repair 1.0 010904 Brake Assy, Third Drum   Inspect 0.2 Adjust 0.5 Replace 1.5 Repair 1.0 01090401 Band, Brake Replace 1.0 Repair 1.0 010905 Control, Third Drum Inspect 0.1 Clutch Adjust 0.5 Replace 1.0 Repair 1.0 010906 Drum Assy, Hoist & Aux   Inspect 0.2 Replace 2.0 Repair 3.0 01090601 Rotorseal Assy Replace 0.5 Repair 1.0 01090602 Clutch Assy Replace 2.5 Repair 2.0 A-6