Oceanic EOS - Final Adjustment and Testing; Lever Height Adjustment

EOS SERVICE PROCEDURE 12-2810-R02 (10/3/10)
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1. Connect!the !second!stage!)#(!V>=;Q(ZA:;(W07Y !to!a!LP!Port! of!a!properly!adjusted!first!stage;!connect !a!LP!QD!Inflator!
Hos e!to! another!LP!port.!Install!p ort!plugs!to!seal!all!the!other!ports!of!the!first !stage.!
2. Connect!the !first!stage!to!a!p ure!supply!air!source!of!0...(T:>!W _.\( J3%Y.!Conne ct!a!calibrated!Intermediate!Pressure!
Gauge!to!the!LP! QD!I nflator!hose!(make!sure!t hat!there!is!an!overpressure!relief !device!c onnected!to!the!IP!Gauge!to!
relieve!pressure!in!excess!of!175!psi).!Slowly!open!the!sup ply!valve!to!pressuriz e!the!regulator,!purgi ng!the!second!
stage!several!times!to!cycle!the!first!stage!to!stabilize!the!IP!W+>UE(//Y.!Check !the! IP!Gauge!to!i nsure!that!the!
inte rmediate!pressure!is!5/.( T:>(WmX*(0(T:>Y.!
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!!!!!!! !!!!!!!! !! !!!!!!!! !
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3. Prior!to! Adjustin g!the!second !stage,!check!the!following!items:!The!+<ACR(HA=;<XHA=;<(%>CU(W5f(_ Y(on!tight!and!secure;!
the! 3OhD:RF ;CR(iCAdXHA =;<(W_5f(_0Y!is!turned!out!fully!counter!clockwise!until! stopped;!the!M;CRD<> (&Dd ;(!V>R?N (W01Y(
is!set!negative!(s witch!lever!towards!mouthpiece!tube);!the!mouth piece!has!been!removed.(
H3"&9$G'(&A(B=A>O(?DRR>CU(RN;(#ATT;R(!;BR(W0.Y(V>RN(RN;(bC>S; (;OU ;(AS(RN;($<>S>?;(W_6Yf(BQVBP:(O;T<;::(R N;(+<ACR (
HA=;<(W_Y(VN>Q;(BOhD:R>CU(RN;($<>S>?;(W_6Yk (SB>QD<;(R A(OA (:A(V>QQ(<;:DQR(>C(OBFBU>CU(RN;(#ATT;R (!;BR(W0. Yf(<;aD><>CU(>R:(
<;TQB?;F;C RE(
4. );=;<(Z;>UNR(3OhD:RF;CR'(If!available,!att ach!an!Inline!Adj ustment!Tool!between!the!se cond!stage!and!the!)#(!V>=;Q(
ZA:;(W(Y( to!adjust!the(lever!height!W+>U E(/1Y .!Pressurize!t he(regulator!and!listen!to!determine!that!no!air!flow!is!
present;!if!none! pres ent,!engage!the!s lotted!head!of!the!$<>S>?;(W_6Y(with!the!Inline! Adjustm ent!Tool!and!turn!the!
$<>S>?;(W_6Y!counterclock wise!in!small!increments!while!depressing!the !+<ACR(HA=;< (W_Y(until !a!slight!leak!is!present.!
Now!tur n!the!Inl ine!Adjustment!Tool! clockwis e!un til!the!leak!just!stops ,!the n!turn!in!an!additional!1/12!turn! more.!
Make!sure!to!depress!the!+<ACR(H A=;<(W_Y(while!turning!the!$<>S>?;(W_6Y !to!prevent!damaging!the !#ATT;R(!;BR (W0.Y.!!If!
a!leak!w as!present!upon! initial!pr essurization,!turn!the!Inline!Adjustment!T ool!clockwise!in!small!increments!until!th e!
leak!just!stops,!then!turn!in!an!additional!1/1 2!turn!more. !(
5. If!no!Inline!Adjustment!Tool! is!available,!fully!depressurize!the!regulator!and!remove!the!)#(!V> =;Q(ZA:;(W07Y!from!the!
second!stage.!Use!a!narrow!flat!blade!screwdriver!and !adjust!the!$<>S>?;(W_6Y!as!outlined!is!step!4!above.!
G$&,'(& D<C>CU(RN;($ <>S>?;(W_6Y(?QA?bV>:;(>C(SD<RN; <(RNBC(C;?;::B<P(RA(:RAT(B><(SQAV(V>QQ(<;:DQR(>C(;j?;::>=;(K;FBCO(
);=;<(W_-Y(:Q B?b(BCO(;j?;::>=;(:T<>CU(R;C:>ACf(T<;=;CR >CU(T;Bb (T;<SA<FBC? ;E((((((((((((((((((( ((((((((((((((( (((
6. After!attaining!correct!lever!height,!install!the !)#(!V>=;Q(ZA:;(W 07Y(by!attaching!an!a djustable!crows!foot!wrench!to!a!
calibrated!torque!wr ench!and!turning!clockwi se;!torque!to!1.*6.(>CXQd: !W+>UE(/6Y .!