Figure 12 thru 14 illustrate the proper method
of applying a wire wrapped connection.
Wire wrapping shall only be accomplished
when specified by equipment handbooks and
Refer to figure 16 for example of the tool in
when proper tools are available. Failure to
comply with these requirements could result
in a poor connection, damage to equipment or
a. Remove insulation from wire to be connected
to pin of connector1 3/4 inch (1.750 inch) back from
end using wire stripper.
Step 29 identifies the procedures to be
b. Insert stripped end of wire into the tip of the
followed when using a manual wire wrap tool
wire wrapping tool until insulation prevents further
such as the Cooper Tools 14HP1C (or
insertion. Bend wire into the slot in the tip of the wire
equivalent). Omit step if using a powered tool
wrapping tool (Figure 16).
and refer to step 30.
c. Place the tip of the wire wrapping tool over
29. Manual Tool Wire Wrapping.
the terminal to be wrapped. Orient the tool so that the
wire is facing the direction required.
a. Remove insulation with approved stripper to
prevent conductor damage. Refer to NA 01-1 A-505-
d. Depress and instantly release the trigger of the
1, WP 009 00.
wire wrapping tool. The pressure needed and the time
that the trigger must be depressed is comparable to
b. Remove sufficient insulation to allow 5 wraps
firing a single round from a rifle.
of AWG No. 20 and No. 22 or 6 wraps of AWG No.
24 and No. 26 around the wrapping post.
e. Remove the wire wrapping tool from the
terminal. Observe that the wire has a minimum wrap
c. Apply the first wrap as near the wire wrapping
of seven turns with the insulated part having one wrap
post base as practical. Figure 12 thru 14 illustrate the
for a satisfactory connection.
proper method of applying a wire wrapped
connection using a wire wrapping tool.
31. Wire Wrap Connection Inspection. An
acceptable wire wrap must meet the following
d. Position the manual wrapping tool against
post and rotate clockwise to achieve the required
number of wraps (Figure 12 thru 14).
a. Adjacent wires must not overlap.
e. Omit step 30 and proceed to wire wrap
b. The space between individual turns must not
exceed half the diameter of uninsulated wire.
c. The wire end must wrap a maximum of one
uninsulated wire diameter past a terminal post corner
Step 30 identifies the procedure to be
to prevent pigtails.
followed when using a powered wire wrap
d. The wire must route from the terminal post
tool such as the Gardner-Denver Model
such that the connection does not tend to unwrap.
14BIAL (or equivalent).
32. Refer to figure 15 for examples of improper wire
Refer to step 29 if using a manual wrap tool.
30. Powered Tool Wire Wrapping.