SL2500-IND-21-004 - HPCR S0 Blisk Corrosion Pitting Insp Limits & Life Limit Update - Issued 081

 

 

NI @vl`tlgm  @  @ir irg g b ir irll v `t `tll v i Imn Im n l m i Gpir Gp ir`t `tll g m

_ITZLOI EIRRIT

EC49;;-LMB-40-;;2 08 @unust 4;40

LM_[IORLGM NI [TG[TLIR@T\ LMJGTC@RLGM Rhi lmjgrc`tlgm ogmt`lmib lm thls bgoucimt ls NI prgprlit`ry lmjgrc`tlgm `mb ls blsoegsib lm ogmjlbimoi. Lt ls thi prgpirty g j NI `mb sh`ee mgt di usib, blsoegsib tg gthirs, gr riprgbuoib wlthgut thi ixpriss wrlttim ogmsimt gj NI, lmoeublmn, dut wlthgut elclt`tlgm, lt ls mgt tg di usib lm thi ori`tlgm, c`muj`oturi, biviegpcimt, gr birlv`tlgm gj `my rip`lrs, cgbljlo`tlgms, sp`ri p`rts, bislnms, gr ogmjlnur`tlgm oh`mnis gr tg gdt`lm J@@ gr `my ngvirmcimt gr rinue`tgry `pprgv`e tg bg sg. Lj ogmsimt ls nlvim jgr riprgbuotlgm lm whgei gr lm p`rt, thls mgtloi `mb thi mgtloi sit jgrth gm i`oh p`ni gj thls bgoucimt sh`ee `ppi`r `ppi`r lm `my suoh riprgbuotlgm lm whgei gr lm p`rt. Rhi lmjgrc`tlgm ogmt`lmib lm thls bgoucimt c`y `esg di ogmtrgeeib ogmtrgeeib dy Y._. ixpgrt ogmtrge e`ws. Ym`uthgrlzib ixpgrt gr ri-ixpgrt ls prghldltib.

Ogpyrlnht (4;40) Nimir`e Ieiotrlo Ogcp`my, Y._.@.

_YDAIOR1 H[OT _t`ni ; Delsf ogrrgslgm plttlmn plttlmn lmspiotlgm elclts `mb elji elclt up upb`ti b`ti  @[[ELO@DEI [TGBYOR_1  EC49;; Lmbustrl`e ‟ EC49;; [eus `mb [eus N2  D@OFNTGYMB

Rhi purpgsi gj thls ogccumlo`tlgm ls tg mgtljy gwmirs, gpir`tgrs `mb `uthgrlzib sirvloi prgvlbirs gj upogclmn oh`mnis tg thi Eivie 0 C`lmtim`moi [rgoiburis gj thi EC49;; EC49;;+/N2 +/N2 Gpir`tlgm `mb C`lmtim`moi C`mu`es. Rhi oh`mnis pirt`lm tg dgrisogpi lmspiotlgm jgr ogrrgslgm plttlmn gm EC49;;+/N2 H[O rgtgr st`ni ; delsfs `mb lmtrgbuotlgm gj sirvloi`dei elclts. NI h`s `oogcpelshib `oogcpelshib ` elji `ssis `ssisscimt scimt gj delsf delsfss lm thi plttib ogmblt ogmbltlgm. lgm. _irvloi Duee Dueeitlm itlm EC49;;-L EC49;;-LMBMB;?0? H[OT _t`ni ; Delsf Elji Elclt Ypb`ti `mb Tilbimtljlo`tlgm prgvlbis nulb`moi jgr ` spioljlo pgpue`tlgm gj delsfs, lbimtljlib dy p`rt _/M, th`t wiri privlgusey deimb rip`lrib tg `bbriss plttlmn th`t h`b diim gdsirvib burlmn lmspiotlgm. lmspiotlg m. Jgr EC49;;+ delsfs ([/M“s F;>;[;4, F>>;[;0 `mb F;>;[;?), thls `ssisscimt h`s risuetib lm ` elji ribuotlgm jrgc 0>,8;; oyoeis tg 2,;;; oyoeis slmoi miw. Jgr EC49;;+N2 delsfs ([/M“s F:,8;; oyoeis (EC49;;+) (EC49;;+) gr >,9;; oyoeis (EC49;; (EC49;;+N2). +N2). H[OT st`ni ; delsfs lbimtljlib tg h`vi plttlmn mgw h`vi ` elji elclt gj 2,;;; oyoeis slmoi miw.

OE@__LJLO@RLGM1

X

LMJGTC@RLGM

LM_[IORLGM [@NI 0 GJ ? 

GRHIT

 

 

NI @vl`tlgm  @ irg  @ir g b ir irll v `t `tll v i Imn Im n l m i Gpir Gp ir`t `tll g m

 WWWWWWWWWWWWWWWWWWW  WWWWWWWWWWW WWWWWWWWWWWWWWWWWW WWWWWWWWWWWWWWWWWWW WWWWWWWWWWWWWWWWWWW WWWWWWWWWWWWWWWWWWWW WWWWWWWWWWWWWWWWWWWW WWWWWWWWWW _ITZLOI EIRRIT

EC49;;-LMB-40-;;2 08 @unust 4;40

TIOGCCIMB@RLGM Oei`mlmn `mb dgrisogpi lmspiotlgm gj thi delsf ls tg goour `t rinue`r lmtirv`es riogccimbib dy thi G&C c`mu`e. Dijgri dgrisogpi lmspiotlgm gj thi H[OT st`ni ; delsf jgr plttlmn, lt ls riogccimbib tg oei`m thi delsf `mb ogcprissgr pir G&C c`mu`e ^`tir-^`sh prgoiburi lm ^[ 2;9. Burlmn dgrisogpi lmspiotlgm gj thi delsf, thi `lrjgles, `lrjgle tg pe`tjgrc jleeit r`blus `mb pe`tjgrc ditwiim `lrjgles `ri tg di lmspiotib jgr plttlmn. Dgth ogmo`vi `mb ogmvix slbis gj thi `lr `lrjgle jgle `ri lmoeubib lm thi lmspiotlgm `ri` jgr `lrjgles. `lrjgles. Rhi w`tir-w`sh oei`mlmn prgoiburi c`y mgt ricgvi `ee ogrrgslgm prgbuots jrgc plts gm thi delsf. Ryplo`eey, thisi ogrrgslgm prgbuots `ppi`r whlti lm ogegr, `s shgwm lm Jlnuri 0, dut c`y di drgwm gr de`of lm ogegr `s wiee. [lttlmn h`s diim jgumb um umbir bir ogrrgslgm prgbu prgbuots. ots. Delsfs lbimtljlib tg h`vi `my `cgumt gj plttlmn plttlmn  `mb ixoiiblmn 2,;;; oyoeis slmoi miw `ri tg di ricgvib jrgc sirvloi `mb ripe`oib. Delsfs lbimtljlib tg h`vi plttlmn dut h`vi eiss th`m 2,;;; oyoeis slmoi miw c`y ogmtlmui tg gpir`ti tg 2,;;; oyoeis gr thi mixt sohibueib imnlmi shgp vlslt wlth ixpgsuri gj thi delsf, whlohivir ogcis jlrst. Burlmn thi mixt shgp vlslt thi delsf wlee di iv`eu`tib `n`lmst LTC rip`lr`de rip`lr`dei i elclts jgr ogrrgslgm plttlmn. Lj thi delsf ls rip`lr`dei, thi delsf wlee di rip`lrib `mb rilbimtljlib wlth ` miw p`rt mucdir rijeiotlmn thi upb`tib elji elclt gj 2,;;; oyoeis slmoi miw. MGRI1 Rhls oh`mni bgis mgt `ppey tg C`rlmi `ppelo`tlgms `s sip`r`tlgm ditwiim Lmbustrl`e Lmbustrl`e `mb C`rlmi `ppelo`tlgms ls `eri`by imjgroib. MGRI1 Lcpeicimt`tlgm gj _irvloi Dueeitlm EC49;;-LMB-;?04 Lmtrgbuotlgm gj _ircitie Og`tlmn tg EC49;;+/+N2 H[O _t`ni ; Delsf prgvlbis lcprgvib ogrrgslgm rislst`moi whim imnlmis `ri gpir`tib lm ogrrgslvi imvlrgmcimts. _YCC@T\

  Miw sirvloi`dei elclts `ri dilmn lmtrgbuoib tg thi G&C c`mu`e jgr ogrrgslgm plttlmn gm thi H[OT st`ni ; delsf (EC49;;+/+N2 (EC49;;+/+N2))

•

  Rhi delsfs `jjiotib dy plttlmn mgw h`vi ` elji elclt th`t ls upb`tib tg 2,;;; oyoeis slmoi miw.

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NI [TG[TLIR@T\ [TG[TLIR@T\ LMJGTC@RLGM - _udaiot tg thi ristrlotlgms ri strlotlgms gm thi ogvir gr jlrst p`ni. OE@__LJLO@RLGM1   X LMJGTC@RLGM

LM_[IORLGM

GRHIT

[@NI 4 GJ ?

 

 

NI @vl`tlgm  @ irg  @ir g b ir irll v `t `tll v i Imn Im n l m i Gpir Gp ir`t `tll g m

 WWWWWWWWWWWWWWWWWWW  WWWWWWWWWWW WWWWWWWWWWWWWWWWWW WWWWWWWWWWWWWWWWWWW WWWWWWWWWWWWWWWWWWW WWWWWWWWWWWWWWWWWWWW WWWWWWWWWWWWWWWWWWWW WWWWWWWWWW _ITZLOI EIRRIT

EC49;;-LMB-40-;;2 08 @unust 4;40

Jlnuri 0  ‟ ^hlti ogrrgslgm prgbuots lm plts

NI [TG[TLIR@T\ [TG[TLIR@T\ LMJGTC@RLGM - _udaiot tg thi ristrlotlgms ri strlotlgms gm thi ogvir gr jlrst p`ni. OE@__LJLO@RLGM1   X LMJGTC@RLGM

LM_[IORLGM

GRHIT

[@NI ? GJ ?