Chapter 6.0 General Preventative Maintenance - Kirby Morgan 77 Operation And Maintenance Manual

6.1 Introduction
This section covers the preventative maintenance
necessary on the KM 77 diver's helmet. A helmet
that is kept clean and in good repair will offer far
better service to the user. These helmets are designed
for easy access to all areas for proper inspection and
servicing.
6.2 Required tools, Sealing, Cleaning
Agents, Lubrication
All KMDSI helmets and masks are designed with the
professional diver in mind. Most maintenance can be
performed by the diver using common tools and this
manual. There are some repairs however, that must
be accomplished only by KMDSI authorized repair
facilities. This includes helmet neck ring repairs
and sealed pin overhauls. For technical assistance
please telephone your nearest authorized dealer or
call KMDSI at (805) 928-7772.
Every diver should carry sufficient tools and spare
parts to maintain his helmet in top working condition.
It is very impor tant to use wrenches of the correct size
when possible. The following wrenches and tools are
required to maintain the KM 77:
Torque wrench with the following attachments:
7/16 inch open end wrench
9/16 inch open end wrench
5/8 inch open end wrench
11/16 inch open end wrench
3/4 inch open end wrench
13/16 inch open end wrench
7/8 inch open end wrench
1 inch open end wrench
Torque screwdriver and these attachments:
1/8, 1/4, and 3/8 inch flat blade screwdrivers
#2 Phillips blade screwdriver
7/64 inch Allen wrench driver
9/64 inch Allen wrench driver
5/32 inch Allen wrench driver
Open end wrenches in the following sizes:
3/8 inch
7/16 inch
9/16 inch
3/4 inch
7/8 inch
1 inch
© ⅯⅯⅩIⅡ Kirby Morgan Dive Systems, Inc. All rights reserved. Document # 130318003
Chapter 6.0
General Preventative Maintenance
The KM77 Regulator adjustment kit.
Two adjustable wrenches, 6 & 8 inches in length.
3/8 inch flat blade screwdriver with a notch in the
center of the tip.
1/4 inch flat blade stubby screwdriver
#1 Screwdriver
2 needle nose pliers
diagonal cutting pliers
slip joint pliers
3/32 inch punch
putty knife
O-ring removal tool
KM77 Regulator tool kit Part # 525-768
ball peen hammer
tie wraps: Part # 520-042
Silicone grease
Loctite
222 Thread locker
®
clean rags
Other tools may be required for certain specialized
operations.
Kirby Morgan 77
®
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