Gentex HGU-56/P, Operation And Maintenance Instructions

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5. Referring to Figure 3-22 ,
place a 3/4”-long segment of
shrink tubing over the
connector.
6. Apply heat to shrink the tubing
to the connector. Trim the
shrink tubing as flush as
possible with the edge of the
connector.
7. Referring to Figure 3-23 ,
reinstall the strain relief plate
as follows:
a. Tie the cord to the strain
relief plate.
b. Reattach the strain relief
plate to the helmet with
the screw, washer and
post.
8. Perform Installation Steps
1-6 of Paragraph 3-3.2 (Page
50) to reattach the nape strap
pad and reinstall the TPL
(or SCL) and the
energy-absorbing liner.
9. Perform Installation Steps
1-7 of Paragraph 3-3.4 (Page
54) to reattach the earphones
and reassemble and reinstall
both earcups.
10. Referring to Figure 3-16
(Page 56), plug the
microphone into the connector
at the left rear of the helmet.
59
Figure 3-22. Shrink Tubing and Connector
Shrink tubing
Connector
Figure 3-23. Strain Relief Plate Hardware
Post
Strain relief plate
Cord
Helmet
Washer
Screw