TM 10-3930-659-34 4-12. ENGINE ROCKER ARM ASSEMBLY AND PUSHRODS MAINTENANCE (Con’t). d. ASSEMBLY 1. Install 12 adjusting screws (9) on engine rocker arms (13). 2. Apply a light coat of lubricating oil to 12 engine rocker arms (13) and six shaft supports (10). CAUTION Engine rocker arms and shaft supports must be  installed  in  the  same  position  as removed.  Failure to follow this caution may result in damage to parts. 3. Install two washers (7), five springs (8), 12 engine rocker arms (13), and six shaft supports (10) on shaft (6). 4. Using soft hammer, install two washers (11) and plugs (12) on shaft (6). TA708097 4-58