TM 5-4220-225-14
SECTION III. OPERATION UNDER USUAL CONDITIONS
Paragraph
Page
2-9
General ................................ ................................ ................................ ............... 2-26
2-10
Mission Predive Setup Procedures ................................ ................................ ...... 2-26
2-11
Daily Predive Procedures ................................ ................................ .................... 2-31
2-12
Equipment Donning Procedures ................................ ................................ .......... 2-36
2-13
In-Water Operations................................ ................................ ............................. 2-39
2-14
Air Flow Indication ................................ ................................ ............................... 2-39
2-15
Overbottom Pressure Requirements ................................ ................................ ...2-43
2-16
Doffing Procedures ................................ ................................ ............................. 2-43
2-17
Turnaround Procedures ................................ ................................ ....................... 2-49
2-18
Postdive Procedures ................................ ................................ ........................... 2-50
2-19
Diver's Intercommunications Set ................................ ................................ ......... 2-53
2-9. General. All procedures for MK12 SSDS air diving operations are presented in this section.
Accomplishment of all listed procedures is required to initiate a dive mission. These procedures are based on
experience, however, conditions, situations, and updated information may dictate revisions or changes. Daily
predive procedures address those steps required for proper equipment care and repair at the end of a diving day,
and mission predive procedures emphasizes procedures required less frequently than daily, but must be
accomplished with an assured regularity to preclude equipment failure.
2-10. Mission Predive Setup Procedures. After completion of PMCS procedures in Section II, perform
the procedures listed in Table 2-2, Mission Predive Setup Procedures. Mission predive setup procedures are to
be performed at the beginning of a dive sequence (mission) or once a week which ever comes first.
WARNING
Arbitrary omission of steps could result in equipment failure and possible injury.
2-26
