GEAR & CASE - CONT - TM-5-3820-256-24-5

TROUBLESHOOTING - TM-5-3820-256-24-5_489

TM-5-3820-256-24-5 Drilling System Well Rotary Truck Mounted Air Transportable 600 Feet Capacity Model LP-12 NSN 3820-01-246-4276 Manual
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GEAR & CASE SECTION VIII REASSEMBLY 7. Lower the mainshaft subassembly into the case. 8. Install the output bearing cap and gasket. Remember, mainsha7ft end play is controlled by the spacer and the shims under the loose bearing race In this cap. 9. Pre-lube the input pocket bearing with a Moly #2 lubricant. 10. Install the input gear bearing cap and gasket. Secure them with capscrews. Torque to 34-41 ft. lbs. 11. Now stand the transmission upright to check the mainshaft end play. First assemble the end fitting and secure it with a washer and nut Torque to 500-600 ft. lbs. Rotate the mainshaft to properly seat the bearings Then place a dial indicator on the output end of the shaft and lift the mainshaft with pry bars End play must be set between .003" - .008". 12. Set the transmission back into a horizontal position and place all collars in neutral Install the shifter housing and gasket Secure them with capscrews, and torque to 20 - 30 ft. lbs. 23

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