TM10-3930-660-34 6-9. ELECTRIC JOYSTICK ASSEMBLY - REPAIR/TEST/ADJUST (Cont’d) d.   Separate handle sections (7) and remove them from shaft coupling (14). e.   Remove actuating button (15). f. Remove pushbutton switch (16) nut (17) and flange (18) as a unit from handle sections (7). 2. UNSOLDER FOUR LEADS FROM PUSHBUTTON SWITCH (16) AND DISASSEMBLE PARTS (17) THROUGH (19). a.   Carefully unsolder all leads from pushbutton switch (16). b.   Remove nut (17) and flange (18) rom pushbutton switch (16). c.   Remove cover (19) from pushbutton switch (16). INSPECTION 1. CHECK FOR LOOSE OR DISCONNECTED PLUGS AT SWITCHES (1) THROUGH (4). 2 . CHECK ALL SWITCHES FOR LOOSE MOUNTING HARDWARE OR VISIBLE DAMAGE. INSTALLATION OF HANDLE PUSHBUTTON SWITCH 1. ASSEMBLE PARTS (17) THROUGH (19) AND SOLDER FOUR LEADS TO PUSHBUTTONSWITCH (16) a.   Install cover (19) to pushbutton switch. b.   Install flange (18) and nut (17) to pushbutton switch (16). NOTE Pin numbers are printed on body of pushbutton switch (16). c Solder green electrical lead of joystick to pin 1 of pushbutton switch (16). 6-34