TM 10-3930-659-20 5-25. ENGINE IDLE SPEED AND SPEED CONTROL LINKAGE ADJUSTMENTS. This task covers: a. Removal b. Installation INITIAL SETUP: Equipment Conditions: Materials/Parts: •    Conveyorized fork attachments removed from • Seal (Item 28, Appendix C) side of forklift truck (see paragraph 17-13). •    Right engine upper sideshield opened (see TM 10 -• Personnel Required:  Two 3930- 659-10). References: Tools/Test Equipment: • TM 10-3930-659-10 •    General mechanic's tool kit (Item 44, Appendix F) •    STE/ICE (Item 35, Appendix F) a. ENGINE IDLE SPEED ADJUSTMENT 1. Connect STE/ICE equipment (see paragraph 4-4). 2. Remove nut (5) and accelerator cable (7) from fuel Injection pump lever (4). 3. Start engine and run at engine idle speed (see TM 10-3930-659-10). 4. Hold fuel Injection pump lever (4) toward radiator and read STE/ICE digital display.  Engine idle speed should be 775-825 rpm ("slow idle speed"). NOTE Perform steps 5 through 8 only if slow Idle speed Is not within specification. 5. Loosen locknut (3) and turn screw (2) counterclockwise one or two turns.  Tighten locknut. 6. Loosen locknut (10) and turn screw (1) until slow idle speed is within specification. 7. Loosen  locknut  (3)  and  turn  screw  (2)  until  engine  idle  speed  begins  to  increase,  then  turn  screw counterclockwise one full turn.  Tighten locknut. 8. Tighten locknut (10). 9. Hold  fuel  Injection  pump  lever  (4)  away  from  radiator  and  read  STE/ICE  digital  display.    Engine  idle speed should be 2350-2400 rpm ("fast idle speed"). 5-72