Chin Strap Removal - Kirby Morgan 77 Operation And Maintenance Manual

Kirby Morgan 77
®

8.8.3 Chin Strap Removal

Tools Required:
Phillips screwdriver
The chin strap must be replaced as a complete unit.
1) Remove the two screws that secure the chin strap
to the helmet shell. Clean any sealant or debris from
the holes.
2) Remove the worn chin strap and discard.
8.8.4 Chin Strap Replacement
1) Put Loctite on the screws that secure the screws
®
that hold the chin strap.
2) Install the two screws that hold the chin strap
in position, using the two screws supplied with the
chin strap replacement kit.
3) Tighten the screws with a torque screwdriver to
25 inch pounds.
4) The adjustment strap should pull toward the right
side of the helmet when it is on your head.
Apply Loctite to the screws that secure the chin
®
strap.
140
The chin strap should be installed so that it pulls to
the right when the helmet is on your head.
Following the replacement of any snap tabs, be
sure to install the head cushion and chin cushion
© ⅯⅯⅩIⅡ Kirby Morgan Dive Systems, Inc. All rights reserved. Document # 130318003
prior to diving.
CAUTION
Use good ventilation
when using Loctite
Fumes from this ma-
terial may irritate your
lungs. Read and fol-
low the directions in
the MSDS before us-
ing this material.
CAUTION
Wear hand protection when
using Loctite
may irritate your skin. Read
and follow the directions in
the MSDS before using this
material
CAUTION
Wear eye protection when
using Loctite
rial may irritate your eyes.
Read and follow the direc-
tions in the MSDS before
using this material.
.
®
. This material
®
. This mate-
®