TM 5-3820-256-10 Table 2-10.  Rotary Table Drive 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 Table Driveshaft Check for signs of worn bearings. Lubricate shaft as recommended. 2 X Shift Linkage Check linkage for secure mounting and correct adjustment. 3 X Hydraulic pump and Check for leaks. fittings 4 X Hydraulic transfer Check for leaks.  Lubricate transfer cylinders table slides. 5 X Transmission Check oil level in transmission.  Fill as recommended. 6 X Table Base Clean accumulations of mud as needed. Lubricate table as recommended. Table 2-11.  Pulldown/Chain Feed 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 Chains and Sprockets Check for signs of worn or damaged chains. X Check sprockets for broken or missing teeth.  Lubricate as recommended. 2 X Control linkage Check for secure mounting; check for proper adjustment. 3 X Pulldown transmission Check oil level in transmission.  Add oil as required. 4 X  X Hydraulic motor Check for leaks.  Listen for any unusual noises. 2-30