Harbor Freight Tools 239 Impact Driver User Manual


 
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4.
Press the socket rmly onto the drive anvil.
5.
Turn the Lock Knob at bottom of the
Handle counterclockwise until it stops.
6. Turn the handle to set the torque.
To set to 55, for example:
a.
50
2
0
1
8
9
(A)
70
60
80
Turn the knurled handle (CW or CCW) until
the “0” graduation on the bevel edge lines
up with 50. See illustration (A), above.
b.
50
7
5
6
3
4
(B)
The 50 line is shown in grey because
it will likely be hidden at this point.
70
60
80
Continue turning the knurled handle about
a half turn clockwise until the “5” graduation
mark lines up with the centerline. It is now
set for 55. See illustration (B), above.
7.
Retighten the Lock Knob by turning
it all the way clockwise.
8.
Direction
Switch
Set the Direction Switch for clockwise
or counterclockwise operation.
The Switch shown above is in
position for clockwise operation.
9. Place socket onto the nut or bolt and pull
the handle gradually in the desired direction
until a click is heard or felt. Do not pull
beyond that point; the click indicates that
the torque setting has been reached.
10. Stop pulling and the Torque Wrench
will automatically reset.
11. When nished, loosen the lock knob and set
the Torque to the lowest torque setting (not
lower than the lowest setting) before storing
inside case indoors out of reach of children.