TM 10-3930-643-34 HYDRAULIC  SYSTEM  TROUBLESHOOTING  AND  MAINTENANCE.  (cont) 12-14. Sideshift Cylinder (S/N 2001 and above). (Sheet 11 of 11) TESTING Only a qualified operator may perform the next procedure. All other  personnel  must clear the immediate area. Failure to follow this procedure could result in SERIOUS  INJURY  or  DEATH.  If injured, obtain medical aid immediately. 50. 51. 52. 53. 54. 55. Turn master disconnect switch ON. Start engine. Slowly  move  sideshift  cylinder  through at five full movements of travel to bleed air from system. Check for binding of cylinder assembly  during  operation. Stop engine. Inspect  hydraulic  hoses,  fittings  and cylinder  assemblies  for  leaks. NOTE Return  M10A  Forklift  to original  equipment  condition. Return M10A Forklift to original equipment  condition. END OF TASK 12-131