Kirby Morgan KMB-18 A/B User manual

Kirby Morgan Band Mask
KMB-18 A/B and KMB-28B
Operations and Maintenance Manual

KMB 18 & 28 MANUAL
© Copyright 1970-2003 Kirby Morgan Dive Systems, Inc.All rights reserved. Document # 010518001
This page not used at this time.

KMB 18 & 28 MANUAL
Document # 010518001 © Copyright 1970-2003 Kirby Morgan Dive Systems, Inc.All rights reserved.
Kirby Morgan Band Mask
KMB 18A/B and KMB 28
Operations and Maintenance Manual
Kirby Morgan Dive Systems, Inc.
425 Garden Street
Santa Barbara, CA 93101, USA
Telephone [phone]
FAX [phone]
E-Mail: [email protected]
Web Site:www.KMDSI.com
Manual prepared by Marine Marketing and Consulting & Kirby Morgan Dive Systems, Inc.
SuperLite-17, SuperLite-27, SuperLite-17C, SuperLite-17K, Band Mask, Kirby Morgan, DCS-2A and KMB
are all registered trademarks of Kirby Morgan Dive Systems, Inc. Use of these terms to describe products that
are not manufactured by KMDSI is not permitted.
© Copyright 1970-2003 Kirby Morgan Dive Systems, Inc.All rights reserved.This manual is made available for
the express use of owner of this Kirby Morgan product. No part of this manual may be reproduced, stored in any
retrieval system, or transmitted, or used in any form or by any means, whether graphic, electronic, mechanical,
photocopy, or otherwise by technology known or unknown, without the prior written permission of Kirby Mor-
gan Dive Systems, Inc.
Document # 010518001
DANGER: Diving with compressed breathing gas is a hazardous activity. Even
ifyoudoeverythingrightthereisalwaysthepotentialforseriousinjuryordeath.Noone
piece of diving equipment can prevent the possibility that you may be injured or killed
any time you enter the water. We do not herein make any effort to teach the principles
of diving. It is our assumption the reader is a qualified diver.
KMDSI Part # 100-002

KMB 18 & 28 MANUAL
© Copyright 1970-2003 Kirby Morgan Dive Systems, Inc.All rights reserved. Document # 010518001
This page not used at this time.

KMB 18 & 28 MANUAL
Document # 010518001 © Copyright 1970-2003 Kirby Morgan Dive Systems, Inc.All rights reserved.
DEFINITION OF SIGNAL WORDS .................................................................................................. 1
IMPORTANT SAFETY INFORMATION ........................................................................................... 2
WARRANTY INFORMATION ........................................................................................................... 4
Chapter 1 GENERAL INFORMATION ......................................................................................... 7
1.1 INTRODUCTION ....................................................................................................................... 7
1.2 KMB 18A, KMB 18 B and KMB 28 BAND MASK CONFIGURATIONS ............................ 10
1.3 DESIGN PURPOSE ..................................................................................................................10
1.4 CONSTRUCTION SPECIFICATIONS .................................................................................... 11
1.5 GENERAL DESCRIPTION...................................................................................................... 11
1.5.1 Gas Flow Systems .................................................................................................................. 11
1.5.2 Auxiliary Gas Supply System................................................................................................. 13
1.5.3 Reducing Carbon Dioxide ...................................................................................................... 14
1.5.4 Main Exhaust System .............................................................................................................14
1.5.5 Communications..................................................................................................................... 15
1.5.6 Hood and Face Seal ................................................................................................................ 15
1.5.7 Hood and Face Seal Retainer Band ........................................................................................ 15
1.5.8 Head Harness or Spider ..........................................................................................................15
1.6 IMPORTANCE OF PROPER MAINTENANCE ..................................................................... 15
1.6.1 Special Tools........................................................................................................................... 15
Chapter 2 OPERATING INSTRUCTIONS.................................................................................. 17
2.1 INTRODUCTION ..................................................................................................................... 17
2.1.1 First Use of Kirby Morgan 18A/B & 28................................................................................. 17
2.2 PRE DRESS-IN PROCEDURE ................................................................................................ 18
2.2.1 Pre-dive Inspection ................................................................................................................. 18
2.2.2 Clean Face Port....................................................................................................................... 19
2.2.3 Check Moving Parts ............................................................................................................... 19
2.2.4 One Way Valve Check ............................................................................................................ 19
2.2.5 Connecting the Band Mask to the Diver’s Umbilical............................................................. 20
2.2.6 Gas Flow Systems Check ....................................................................................................... 21
2.2.7 Sealing Integrity Check .......................................................................................................... 22
2.2.8 Check Communications.......................................................................................................... 22
Contents

KMB 18 & 28 MANUAL
© Copyright 1970-2003 Kirby Morgan Dive Systems, Inc.All rights reserved. Document # 010518001
2.3 DIVING PROCEDURES .......................................................................................................... 22
2.3.1 Fogging Prevention ................................................................................................................ 22
2.3.2 Bleeding the Umbilical........................................................................................................... 23
2.3.3 Auxiliary Gas System ............................................................................................................. 23
2.3.4 Securing the Band Mask on the Diver.................................................................................... 26
2.3.5 Attaching the Umbilical to the Harness.................................................................................. 27
2.3.6 Diver Check Gas Flow Systems ............................................................................................. 28
2.3.7 Communications Check.......................................................................................................... 28
2.3.8 Diver Ready............................................................................................................................ 28
2.3.9 Water Entry and Descent ........................................................................................................ 28
2.4 EMERGENCY PROCEDURES ............................................................................................... 29
2.4.1 Flooding.................................................................................................................................. 29
2.4.2 Inhalation Resistance.............................................................................................................. 29
2.4.3 Gas Flow Stops....................................................................................................................... 29
2.4.4 Demand Regulator Free Flow................................................................................................. 30
2.5 POST DIVE PROCEDURES.................................................................................................... 30
2.5.1 Removing the Equipment ....................................................................................................... 30
Chapter 3 TROUBLESHOOTING................................................................................................ 31
3.1 GENERAL ................................................................................................................................ 31
3.2 COMMUNICATIONS MALFUNCTIONS .............................................................................. 31
3.3 ONE-WAY VALVE MALFUNCTION ..................................................................................... 32
3.4 SIDEBLOCK MALFUNCTION............................................................................................... 32
3.5 DEMAND REGULATOR MALFUNCTION........................................................................... 33
3.6 WATER LEAKAGE INTO BAND MASK............................................................................... 34
3.7 AUXILIARY VALVE MALFUNCTION.................................................................................. 34
Chapter 4 INSPECTION/MAINTENANCE TIMETABLE ....................................................... 35
4.1 DAILY MAINTENANCE ......................................................................................................... 35
4.2 MONTHLY MAINTENANCE ................................................................................................. 35
4.3 EVERY SIX MONTHS OR 200 OPERATING HOURS.......................................................... 35
4.4 YEARLY OR EVERY 400 OPERATING HOURS .................................................................. 36
Chapter 5 PREVENTATIVE MAINTENANCE .......................................................................... 37
5.1 INTRODUCTION ..................................................................................................................... 37

KMB 18 & 28 MANUAL
Document # 010518001 © Copyright 1970-2003 Kirby Morgan Dive Systems, Inc.All rights reserved.
5.2 REQUIRED TOOLS, CLEANING AGENTS, AND LUBRICATING AGENTS.................... 37
5.2.1 Component and Parts Cleaning ............................................................................................. 38
5.2.2 Component and Parts Lubrication .......................................................................................... 38
5.2.3 Teflon Tape ............................................................................................................................. 38
5.2.4 RTV Sealant............................................................................................................................ 38
5.3 GENERAL ................................................................................................................................ 39
5.4 DAILY MAINTENANCE ......................................................................................................... 39
5.5 MONTHLY MAINTENANCE (OR BETWEEN JOBS).......................................................... 41
5.5.1 Communications Inspection ................................................................................................... 41
5.5.2 Lubricate Nose Block O-Rings............................................................................................... 41
5.5.3 ONE-WAY VALVE ................................................................................................................ 42
5.5.3.1 Disassembly of the One-Way Valve .................................................................................... 42
5.5.3.2 Reassembly of the One-Way Valve ..................................................................................... 43
5.5.4 DEMAND REGULATOR ...................................................................................................... 44
5.5.4.1 Demand Regulator Test for Correct Adjustment, Fully Assembled .................................... 44
5.5.4.2 Inspection of Regulator Body Interior................................................................................. 45
5.5.5.1 Adjustment System Lubrication .......................................................................................... 45
5.5.5.2 Reassembly of Adjustment System .................................................................................... 47
5.6 DEMAND REGULATOR INTERNALADJUSTMENT ......................................................... 48
5.7 HOOD AND FACE SEAL ........................................................................................................ 50
Chapter 6 CORRECTIVE MAINTENANCE .............................................................................. 53
6.1 GENERAL ................................................................................................................................ 53
6.2 PORT RETAINER..................................................................................................................... 53
6.3 FACE PORT .............................................................................................................................. 53
6.3.1 General.................................................................................................................................... 53
6.3.2 Face Port and Nose Block Device Removal........................................................................... 54
6.3.3 Face Port and Nose Block Replacement................................................................................. 55
6.4 COMMUNICATIONS SYSTEM............................................................................................. 57
6.4.1 General.................................................................................................................................... 57
6.4.2 Earphone Inspection ............................................................................................................... 57
6.4.3 Microphone Removal and Replacement................................................................................. 58

KMB 18 & 28 MANUAL
© Copyright 1970-2003 Kirby Morgan Dive Systems, Inc.All rights reserved. Document # 010518001
6.4.4 Earphone Removal and Replacement..................................................................................... 59
6.4.5 Waterproof Connector ............................................................................................................59
6.4.5.1 Waterproof Connector Removal .......................................................................................... 59
6.4.5.2 Connector Replacement....................................................................................................... 60
6.4.6 Communications Posts ........................................................................................................... 60
6.4.6.1 Communications Post Removal .......................................................................................... 60
6.4.6.2 Communications Post Replacement .................................................................................... 61
6.5 SIDEBLOCK ASSEMBLY ....................................................................................................... 61
6.5.1 General.................................................................................................................................... 61
6.5.2 Sideblock Assembly Removal ................................................................................................ 62
6.5.2.1 KMB 18A ............................................................................................................................ 62
6.5.2.2 KMB 18B & 28 ................................................................................................................... 62
6.5.2.3 Separating the Sideblock Assembly from the Band Mask Frame ....................................... 63
6.5.3 Sideblock Assembly Replacement.......................................................................................... 64
6.6 DEFOGGER VALVE ................................................................................................................ 66
6.6.1 Disassembly of the Defogger Valve ....................................................................................... 66
6.6.2 Cleaning and Lubricating ....................................................................................................... 67
6.6.3 Reassembly of the Defogger Valve ........................................................................................ 67
6.7 AUXILIARY GAS SUPPLY VALVE ASSEMBLY .................................................................. 68
6.7.1 Disassembly of the Auxiliary Valve Assembly....................................................................... 68
6.7.2 Cleaning and Lubricating ....................................................................................................... 68
6.7.3 Reassembly of Auxiliary Valve .............................................................................................. 69
6.8 MODEL "A" REGULATOR HOSE ASSEMBLY .................................................................... 70
6.8.1 Hose Removal ........................................................................................................................ 70
6.8.2 Inspection, Cleaning, and Lubricating.................................................................................... 70
6.8.3 Hose Replacement .................................................................................................................. 71
6.9 "B" BENT TUBE ASSEMBLY................................................................................................. 72
6.9.1 General.................................................................................................................................... 72
6.9.2 Removal of the Bent Tube Assembly ..................................................................................... 72
6.9.3 Inspection of Bent Tube Assembly ......................................................................................... 72
6.9.4 Replacement of the Bent Tube Assembly............................................................................... 73
6.10 NOSE BLOCK ASSEMBLY................................................................................................... 74

KMB 18 & 28 MANUAL
Document # 010518001 © Copyright 1970-2003 Kirby Morgan Dive Systems, Inc.All rights reserved.
6.10.1 Nose Block Assembly Removal ........................................................................................... 74
6.10.2 Nose Block Device Replacement ......................................................................................... 74
6.11 BAND MASK FRAME KMB 18A/B ..................................................................................... 74
6.12 RUBBER WHISKER .............................................................................................................. 75
6.12.1 Whisker Removal .................................................................................................................75
6.12.2 Whisker Replacement........................................................................................................... 76
6.13 MAIN EXHAUSTASSEMBLY ............................................................................................. 77
6.13.1 Exhaust Valve Removal........................................................................................................ 77
6.13.2 Main Exhaust Body Replacement ........................................................................................ 77
6.14 DEMAND REGULATOR ASSEMBLY ................................................................................. 78
6.14.1 General.................................................................................................................................. 78
6.14.2 Demand Regulator Assembly Removal................................................................................ 78
6.14.3 Disassembly of the Demand Regulator ................................................................................ 79
6.14.4 Inspection of Demand Regulator Parts................................................................................. 80
6.14.5 Reassembly of the Demand Regulator ................................................................................. 81
6.14.6 Unexplained Demand Regulator Steady Flow When Underwater ....................................... 83
6.15 ORAL NASAL MASK............................................................................................................ 84
6.15.1 Oral Nasal Mask Removal.................................................................................................... 84
6.15.2 Inspection of Oral Nasal Mask ............................................................................................. 84
6.15.3 Oral Nasal Mask Replacement ............................................................................................. 84
6.15.4 Oral Nasal Valve Replacement ............................................................................................. 84
Chapter 7 ACCESSORIES ............................................................................................................. 85
7.1 INTRODUCTION ..................................................................................................................... 85
7.2 HOT WATER SHROUD INSTALLATION PROCEDURES ................................................... 85
7.3 LOW PRESSURE INFLATOR HOSE INSTALLATION ON THE “B” SIDEBLOCK ........ 87
7.4 WELD LENS ASSEMBLY INSTALLATION INSTRUCTIONS ........................................... 87
7.5 USE OF QUICK-DISCONNECT ............................................................................................. 88
7.6 MASK CARRYING BAG ........................................................................................................ 88
Appendix I Torque Specifictions ..................................................................................................... 89
Appendix 2 Maintenance Log.......................................................................................................... 90
Table of Equivalents ......................................................................................................................... 91

KMB 18 & 28 MANUAL
© Copyright 1970-2003 Kirby Morgan Dive Systems, Inc.All rights reserved. Document # 010518001
This page not used at this time