300 FARM MACHINERY REPAIR 



simple, it is often neglected and used very inefficiently. 

 Plows not cared for are hard to operate, and a poor job of 

 work is the result. The same principle holds true to a 

 greater or less extent with all other tillage machinery. 



269. Repairing a Walking Plow. (Fig. 315.) 



1) Share Badly-worn cast-iron shares must be renewed; 



HORIZONTAL AUCTION' T I ^~ VERTICAL SUCTION 



BOTTOM OF PLOW 5roF or PLOW 



FIG. 315. Detail showing horizontal and vertical suction. 



steel shares may be sharpened. Provide bearing at 

 wing of 3/4" for 10" bottom to 1-1/4" for 16" bottom, 

 and vertical suction of 1/8" and horizontal suction of 

 1/8" to 1/4", as shown in figure. 



2) Landside If heel is detachable and worn, renew entire 

 landside. 



3) Moldboard See that moldboard is well bolted to frog. 

 If badly worn, renew. 



4) Bracing Tighten all bolts and brace rods. 



5) Handles See that handles are tight and rigid thruout. 



6) Beam See that beam is bolted tightly to the frog. If a 

 steel beam, be sure it is not sprung. 



7) Jointer Renew or sharpen the jointer. Bolt tightly 

 to beam. 



8; Gauge Wheel Renew bearings if badly worn. Bolt 

 standard rigidly to the beam. Adjust to proper height. 



