OPERATING INSTRUCTIONS
1.This tool features a switch (D) that has
two functions:
Control the direction of spin: Forward ("F")
to tighten or Reverse ("R") to loosen the
fastener.
Set the amount of torque applied to the
fastener in the Forward ("F") position:
Settings Low, Middle or High.
The Forward ("F") settings Low, Middle and
High provide reference torque as shown
below. Choose the correct torque setting to
mount fasteners properly on the workpiece
as shown in Fig 1.
Torque in
Setting
Forward ("F")
LOW
150 - 250 ft-lb
Middle
250 - 350 ft-lb
High
350 - 450 ft-lb
The Reverse ("R") setting ALWAYS operates
at maximum power, as shown below:
R
≥450 ft-lb
NOTE
Impact wrenches are NOT torque
wrenches. Fasteners requiring a specific
torque must be checked with an appropriate
torque wrench after the fastener has been
tightened.
2.To install and tighten a threaded
fastener (not included), turn the switch (D)
to the right, until it clicks into place for the
desired setting. Place the
socket (not included) over the threaded
fastener on the workpiece, apply
pressure and press the trigger (C).
The anvil (B) will spin clockwise to tighten
the threaded fastener down.
All manuals and user guides at all-guides.com
Suggested Use
Least power to mount
fastener on workpiece
Medium power to
tighten fastener
Highest power to
tighten fastener
Maximum power to
remove fastener from
workpiece.
13
1
2
B
D
C
kobalttools.com
D