
OM131
83
P1939-OM-131 R11
Chapter 4
N
OTE
The SLS System should not be dived for a period of twenty four (24) hours after the silicone sealant
has been applied to allow it to fully cure.
4.5.4
Charging point check valve seat replacement
1.
Ensure that the gas cylinders are empty by activating the SLS System and pressing down on
the demand valve diaphragm with the demand valve activating tool (Divex Part No. M2922)
from the Tool and Test Kit.
2.
Remove the cylinders and manifold (section 4.3.3.2).
Fig 4.13 Corrective Maintenance Charging Point Check Valve
Item
Description
Part No
1
Body
D2384H
2
Spring Retainer
D2385H
3
Sintered Filter
FE012
4
Valve Pin
RK222
5
Valve Seat
RK221
6
O-ring
RN015-9
7
Spring
RK227
Summary of Contents for B44771
Page 2: ... Intentionally Blank ...
Page 4: ...ii OM131 Approval Sheet P1939 OM 131 R11 Intentionally Blank ...
Page 6: ...iv OM131 Preface P1939 OM 131 R11 Intentionally Blank ...
Page 8: ...vi OM131 List of Abbreviations P1939 OM 131 R11 Intentionally Blank ...
Page 10: ...viii OM131 Warnings P1939 OM 131 R11 Intentionally Blank ...
Page 12: ...x OM131 Table of Contents P1939 OM 131 R11 Intentionally Blank ...
Page 15: ...OM131 3 P1939 OM 131 R11 Chapter 1 Fig 1 1 SLS System Mk IV ...
Page 16: ...4 OM131 Chapter 1 P1939 OM 131 R11 Fig 1 2 SLS system layout ...
Page 32: ...20 OM131 Chapter 2 P1939 OM 131 R11 Fig 2 4 Two stage regulator Fig 2 5 Spool valve ...
Page 42: ...30 OM131 Chapter 2 P1939 OM 131 R11 Intentionally Blank ...
Page 53: ...OM131 41 P1939 OM 131 R11 Chapter 3 Fig 3 3 Hose Lanyards ...
Page 54: ...42 OM131 Chapter 3 P1939 OM 131 R11 Fig 3 4 SLS System Mk IV Rear View ...
Page 55: ...OM131 43 P1939 OM 131 R11 Chapter 3 Fig 3 5 SLS System Mk IV Front View ...
Page 64: ...52 OM131 Chapter 3 P1939 OM 131 R11 Intentionally Blank ...
Page 82: ...70 OM131 Chapter 4 P1939 OM 131 R11 Fig 4 7 Annual Maintenance Two Stage Regulator ...
Page 86: ...74 OM131 Chapter 4 P1939 OM 131 R11 Fig 4 8 Annual Maintenance Single Stage Regulator ...
Page 109: ...OM131 97 P1939 OM 131 R11 Chapter 5 Fig 5 2 Backpack Assembly Drawing P1939229S1 ...
Page 111: ...OM131 99 P1939 OM 131 R11 Chapter 5 Fig 5 4 Scrubber Housing Assembly Drawing P1939131S1 ...
Page 118: ...106 OM131 Chapter 5 P1939 OM 131 R11 Fig 5 9 SLS System Mk IV Gas Schematic Drawing P193940S1 ...
Page 123: ...OM131 111 P1939 OM 131 R11 Chapter 5 Fig 5 14 SLS System Mk IV Bottle Assembly ...