TM 5-4220-231-14&P
Change 7 2-63
OPERATION PROCEDURES (OP) FOR DIVING OPERATIONS
OPERATOR CHECKLIST OP 5 - (Cont)
DATE /_ /_
START TIME
END TIME .
OPERATOR 1
OPERATOR 2
LOCATION .
STEP
ITEM
LOCATION
ACTION
PER-
FORMED BY
CHECKED
BY
CASCADE THE SECONDARY SYSTEM OP 5.5
5.5.1
AHP-V203
Bottom Left
DASS Rack
Slowly open CCW -
Turn back 1/4 CW.
5.5.2
AHP-V204
Top Left
DASS Rack
Slowly open CCW -
Turn back 1/4 CW.
5.5.3
AHP-V203
Top Left
DASS Rack
Slowly open CCW -
Turn back 1/4 CW.
5.5.4
AHP-V204
Top Right
DASS Rack
Slowly open CCW -
Turn back 1/4 CW.
5.5.5
AHP-V203
Top Right
DASS Rack
Slowly open CCW -
Turn back 1/4 CW.
5.5.6
AHP-V204
Bottom Right
DASS Rack
Slowly open CCW -
Turn back 1/4 CW.
5.5.7
AHP-V206
Bottom Left
DASS Rack -
Open CCW -
Turn back 1/4 CW.
AHP-V207
Flask Valves
Open CCW -
Turn back 1/4 CW.
5.5.8
AHP-V209
Bottom Left
DASS Rack
Slowly open CCW -
Turn back 1/4 CW -
Releases pressure to DACC
Secondary HP IN.
5.5.9
AHP-G211
All Four Racks
Record pressure:
PSIG. Reading
on AHP-G211 should be the same
on all four secondary DASS racks.
ENABLE THE SDASS OP 5.6
5.6.1
ALP-V509
VTA Control
Panel
Open CCW -
Arrow points open.
5.6.2
AHP-V403
DACC Control
Panel -
Secondary
Open CCW -
Arrow points open.
5.6.3
ALP-V404
DACC Control
Panel -
Secondary
Open CCW -
Arrow points open.
5.6.4
ALP-V414
DACC Control
Panel - Center
Open CCW -
Arrow points open.
5.6.5
AHP-V401
DACC Control
Panel -
Secondary
Slowly open CCW -
Arrow points open.
