Checks  | Causes  | 
|---|---|
Manual Valve (340)  | Not engaged to detent lever  | 
Detent Roller Pin (63)  | Missing or damaged  | 
Detent Roller (63)  | Broken or disconnected  | 
Detent Spring (63)  | Broken or disconnected  | 
Manual Valve Link (89)  | Loose or missing  | 
Manual Shaft (84)  | Flats not parallel  | 
Indicator Linkage  | Misadjusted  |