TM10-3930-660-34 4-5.  FUEL SHUTOFF VALVE - REPLACE (Cont’d) 2.  PLACE PLUNGER (3) AND SPRING (4) IN POSITION IN SHUTOFF VALVE BORE. 3.  INSTALL SHUTOFF VALVE (1),  MAKING CERTAIN THAT PLUNGER (3) AND SPRING (4) REMAIN PROPERLY ASSEMBLED TO VALVE (1) DURING INSTALLATION. 4.  CONNECT ELECTRICAL LEAD (2) TO SHUTOFF VALVE (1). 5.  CONNECT NEGATIVE BATTERY CABLE, TM10-3930-660-20. 4-15