58
OM131
Chapter 4
P1939-OM-131 R11
4.3.1.3 Check actuation of SLS system backpack
1.
Remove the outer door, scrubber door and CO
2
scrubber canister.
2.
Actuate the SLS System by pulling the actuation handle.
N
OTE
The actuation effort should not exceed 10kg if the equipment is well maintained.
3.
Check that the spool valve has actuated and that there is a bleed of gas into the SLS System,
by listening for a flow.
4.3.1.4 Check gas flow from single stage regulator
N
OTE
This should be done with the supply hose connected to the Helmet to ensure that the single stage
regulator inlet filter and the helmet side-block connector filter are not contaminated and restricting
the flow.
1.
Connect the SLS System Backpack single stage regulator hose to the SLS System Helmet
sideblock and connect an AIR supply to the helmet.
2.
Remove the blanking plug from the first stage regulator test port and insert the test gauge
(Divex Part No. DM32540) from the Tool and Test Kit.
3.
Remove the scrubber door and CO
2
scrubber canister.
4.
Insert the flowmeter connector (Divex Part No. DM32580) from the Tool and Test Kit into the
main supply penetrator.
5.
Connect a breathing quality AIR supply directly to the umbilical hose on the SLS System and
set a supply pressure equal to the expected helmet supply pressure from the tables in chapter
3 of the SLS Helmet Manual OM112.
6.
Blank the top port on the test flowmeter (Divex Part No. DM32580).
7.
Allow the test hose to pressurise until the pressure stabilises.
8.
Check the pressure gauge, which should read 138 mbar (2 psi).
9.
If not adjust regulator by slackening locknut (Fig 4.8, Item 17, page 74) and using the Allen
key provided, move the regulator adjustment screw, until 138 mbar (2 psi) is reached and
tighten the locknut.
6
Counterlung Assembly
CA2607
7
Weight Pocket
D308
8
Handle Retaining Band
D302
9
Rescue Lifting Point
-
10
Cable Wiper Sleeve
D328
11
Bush
D322
Item
Description
Part No
Содержание B44771
Страница 2: ... Intentionally Blank ...
Страница 4: ...ii OM131 Approval Sheet P1939 OM 131 R11 Intentionally Blank ...
Страница 6: ...iv OM131 Preface P1939 OM 131 R11 Intentionally Blank ...
Страница 8: ...vi OM131 List of Abbreviations P1939 OM 131 R11 Intentionally Blank ...
Страница 10: ...viii OM131 Warnings P1939 OM 131 R11 Intentionally Blank ...
Страница 12: ...x OM131 Table of Contents P1939 OM 131 R11 Intentionally Blank ...
Страница 15: ...OM131 3 P1939 OM 131 R11 Chapter 1 Fig 1 1 SLS System Mk IV ...
Страница 16: ...4 OM131 Chapter 1 P1939 OM 131 R11 Fig 1 2 SLS system layout ...
Страница 32: ...20 OM131 Chapter 2 P1939 OM 131 R11 Fig 2 4 Two stage regulator Fig 2 5 Spool valve ...
Страница 42: ...30 OM131 Chapter 2 P1939 OM 131 R11 Intentionally Blank ...
Страница 53: ...OM131 41 P1939 OM 131 R11 Chapter 3 Fig 3 3 Hose Lanyards ...
Страница 54: ...42 OM131 Chapter 3 P1939 OM 131 R11 Fig 3 4 SLS System Mk IV Rear View ...
Страница 55: ...OM131 43 P1939 OM 131 R11 Chapter 3 Fig 3 5 SLS System Mk IV Front View ...
Страница 64: ...52 OM131 Chapter 3 P1939 OM 131 R11 Intentionally Blank ...
Страница 82: ...70 OM131 Chapter 4 P1939 OM 131 R11 Fig 4 7 Annual Maintenance Two Stage Regulator ...
Страница 86: ...74 OM131 Chapter 4 P1939 OM 131 R11 Fig 4 8 Annual Maintenance Single Stage Regulator ...
Страница 109: ...OM131 97 P1939 OM 131 R11 Chapter 5 Fig 5 2 Backpack Assembly Drawing P1939229S1 ...
Страница 111: ...OM131 99 P1939 OM 131 R11 Chapter 5 Fig 5 4 Scrubber Housing Assembly Drawing P1939131S1 ...
Страница 113: ...OM131 101 P1939 OM 131 R11 Chapter 5 Fig 5 6 SLS System Mk IV Inhale Exhale Duct Assembly Drawing P1939 DG 142 ...
Страница 115: ...OM131 103 P1939 OM 131 R11 Chapter 5 Fig 5 7 SLS System Mk IV Counterlung Duct Assembly Drawing P1939 DG 159 ...
Страница 118: ...106 OM131 Chapter 5 P1939 OM 131 R11 Fig 5 9 SLS System Mk IV Gas Schematic Drawing P193940S1 ...
Страница 123: ...OM131 111 P1939 OM 131 R11 Chapter 5 Fig 5 14 SLS System Mk IV Bottle Assembly ...
Страница 125: ...OM131 113 P1939 OM 131 R11 Chapter 5 Fig 5 15 SLS System Rotowink General Assembly Drawing P1939 DG 59 ...
Страница 127: ...OM131 115 P1939 OM 131 R11 Chapter 5 Fig 5 16 SLS System Mk IV Hot Water System Drawing P1939156S1 ...
Страница 129: ...OM131 117 P1939 OM 131 R11 Chapter 5 Fig 5 18 Shroud Hot Water Hose Assembly Drawing P1939 DG 83282 ...
Страница 130: ...118 OM131 Chapter 5 P1939 OM 131 R11 Fig 5 19 SLS System Hot Water Shroud Assembly Drawing B82840 ...
Страница 132: ...120 OM131 Chapter 5 P1939 OM 131 R11 Fig 5 20 Refillable Canister Assembly Drawing P1939 DG 035 ...
Страница 133: ...OM131 121 P1939 OM 131 R11 Chapter 5 Fig 5 21 SLS System Mk IV Harness Assembly Drawing P1939137S1 ...
Страница 134: ...122 OM131 Chapter 5 P1939 OM 131 R11 Fig 5 22 SLS System Mk IV Actuation Cable Assembly Drawing P1939 DG 115 ...
Страница 135: ...OM131 123 P1939 OM 131 R11 Chapter 5 Fig 5 23 SLS System Mk IV Counterlung Assembly Drawing P1939 DG 56 ...