Yearly Or Every 400 Operating Hours - Kirby Morgan KMB-18 A/B Operation And Maintenance Manual

KMB 18 & 28 MANUAL

4.4 YEARLY OR EVERY 400 OPERATING HOURS

DANGER: Each KMB 18A/B or KMB 28 must be inspected on an annual basis by
an authorized KMDSI dealer to insure that the threaded inserts that accept the port
retainer screws are properly seated in the mask frame. Failure to perform this annual
inspection and any required repairs could result in unexpected viewport failure and
drowning.
1 ) Rebuild side block assembly (order side block repair kit, DSI Part #525-311 ).
See Section 6.5
2) Rebuild demand regulator assembly (order regulator repair kit, DSI Part #525-309).
See Section 6.14
3) Rebuild one-way valve (order one-way valve repair kit, DSI Part #525-330). See Section 5.5.3.
4) Replace communications set (13). See Section 6.4
5) Replace whisker rubber (35). See Section 6.12
7) Replace waterproof connector (80). See Section 6.4.5.
8) Replace O-rings (31, 32, 7, 26, 74). See Section 6.3.3
9) Replace oral nasal valve (5). See Section 6.15
10) Replace oral nasal (9). See Section 6.15
11) Replace hood (2). See Section 5.7
12) Test Port Retainer Inserts
(this is a dealer provided service)
page 36
© Copyright 1970-2003 Kirby Morgan Dive Systems, Inc. All rights reserved. Document # 010518001