ATTENTION!
D4100 INCLUDES A COMPLEX $3,820 GEARBOX, IMPROPER USE OF DRILL MAY RESULT IN DAMAGES TO THE GEARBOX.
BEFORE PRESSING TRIGGER
Verify torque arm is snug against ground spike, wall, or supporting structure and ready to receive torque.
5 SECOND RULE TRIGGER
WAIT 5 SECONDS for gearbox to reset between accidental trigger pulls.
WAIT 5 SECONDS for torque arm to decompress before pressing trigger again.
HIGH/LOW SELECTOR
If Hi/Low selector will not move freely, press trigger in small increments until gearbox aligns, allowing selector to move freely.
VERIFY CONNECTIONS
Ensure torque arm and driver bit are secure before driving screws.