General Electric Turbine Engines - CT7 SGeneral Electric Turbine Engines - CT7 Series

General Electric Turbine Engines - CT7 Series

<table cellspacing="0" cellpadding="0" style="margin-top:0pt; margin-bottom:0pt; border-collapse:collapse"><tbody><tr><td style="width:74.3pt; padding-right:5.35pt; padding-left:5.35pt; vertical-align:top"><p><span>Applicability:</span></p></td><td style="width:413.95pt; padding-right:5.35pt; padding-left:5.35pt; vertical-align:top"><p style="margin-bottom:12pt"><span>General Electric Company</span><span style="font-weight:bold"> </span><span>(GE) CT7-8A turboshaft engines that have a serial number (SN) listed in Table 1 of this AD.</span></p><p class="Note" style="margin-top:12pt"><span>Note 1:</span><span> </span><span>These engines are installed on, but not limited to, Sikorsky S92 helicopters.</span></p><p style="margin-bottom:12pt; text-align:center"><br><span style="font-weight:bold">Table 1 - Affected Engines by Serial Number</span></p><table cellspacing="0" cellpadding="0" style="width:100%; margin-top:0pt; margin-bottom:0pt; border:0.75pt solid #000000; border-collapse:collapse"><tbody><tr><td colspan="6" style="border-bottom:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span style="font-weight:bold">Engine Serial Number</span></p></td></tr><tr><td style="width:16.42%; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947205</span></p></td><td style="width:16.42%; border:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947215</span></p></td><td style="width:16.42%; border:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947230</span></p></td><td style="width:16.42%; border:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947243</span></p></td><td style="width:16.42%; border:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947254</span></p></td><td style="width:16.42%; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947265</span></p></td></tr><tr><td style="width:16.42%; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947206</span></p></td><td style="width:16.42%; border:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947217</span></p></td><td style="width:16.42%; border:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947232</span></p></td><td style="width:16.42%; border:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947244</span></p></td><td style="width:16.42%; border:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947255</span></p></td><td style="width:16.42%; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947274</span></p></td></tr><tr><td style="width:16.42%; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947207</span></p></td><td style="width:16.42%; border:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947218</span></p></td><td style="width:16.42%; border:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947233</span></p></td><td style="width:16.42%; border:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947245</span></p></td><td style="width:16.42%; border:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947256</span></p></td><td style="width:16.42%; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947277</span></p></td></tr><tr><td style="width:16.42%; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947208</span></p></td><td style="width:16.42%; border:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947219</span></p></td><td style="width:16.42%; border:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947235</span></p></td><td style="width:16.42%; border:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947247</span></p></td><td style="width:16.42%; border:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947258</span></p></td><td style="width:16.42%; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947278</span></p></td></tr><tr><td style="width:16.42%; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947209</span></p></td><td style="width:16.42%; border:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947220</span></p></td><td style="width:16.42%; border:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947238</span></p></td><td style="width:16.42%; border:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947248</span></p></td><td style="width:16.42%; border:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947260</span></p></td><td style="width:16.42%; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947279</span></p></td></tr><tr><td style="width:16.42%; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947210</span></p></td><td style="width:16.42%; border:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947221</span></p></td><td style="width:16.42%; border:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947240</span></p></td><td style="width:16.42%; border:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947249</span></p></td><td style="width:16.42%; border:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947261</span></p></td><td style="width:16.42%; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947280</span></p></td></tr><tr><td style="width:16.42%; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947211</span></p></td><td style="width:16.42%; border:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947223</span></p></td><td style="width:16.42%; border:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947241</span></p></td><td style="width:16.42%; border:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947250</span></p></td><td style="width:16.42%; border:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947262</span></p></td><td style="width:16.42%; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947284</span></p></td></tr><tr><td style="width:16.42%; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947212</span></p></td><td style="width:16.42%; border:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947225</span></p></td><td style="width:16.42%; border:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947242</span></p></td><td style="width:16.42%; border:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947253</span></p></td><td style="width:16.42%; border:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947263</span></p></td><td style="width:16.42%; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; border-bottom:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947285</span></p></td></tr><tr><td style="width:16.42%; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947214</span></p></td><td style="width:16.42%; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-left:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><span>947228</span></p></td><td style="width:16.42%; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-left:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><img src="image.001.png" width="2" height="1" alt=""></p></td><td style="width:16.42%; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-left:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><img src="image.002.png" width="1" height="1" alt=""></p></td><td style="width:16.42%; border-top:0.75pt solid #000000; border-right:0.75pt solid #000000; border-left:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><img src="image.002.png" width="1" height="1" alt=""></p></td><td style="width:16.42%; border-top:0.75pt solid #000000; border-left:0.75pt solid #000000; padding:0.38pt; vertical-align:top"><p style="text-align:center"><img src="image.002.png" width="1" height="1" alt=""></p></td></tr></tbody></table><p></p></td></tr><tr><td style="width:74.3pt; padding-right:5.35pt; padding-left:5.35pt; vertical-align:top"><p><span>Requirement:</span></p></td><td style="width:413.95pt; padding-right:5.35pt; padding-left:5.35pt; vertical-align:top"><p style="margin-bottom:12pt"><span>No further action is required if:</span></p><p style="margin-top:12pt; margin-left:42.6pt; margin-bottom:12pt; text-indent:-21.25pt"><span>-</span><span style="width:17.25pt; text-indent:0pt; display:inline-block"> </span><span>The engine has a SN that is not listed in Table 1 of this AD; or</span></p><p style="margin-top:12pt; margin-left:42.6pt; margin-bottom:12pt; text-indent:-21.25pt"><span>-</span><span style="width:17.25pt; text-indent:0pt; display:inline-block"> </span><span>The engine has a SN listed in Table 1 of this AD, but the engine log specifies that the front frame was flushed and the No. 3 bearing was replaced.</span></p><p style="margin-top:12pt; margin-left:21.35pt; text-indent:-21.35pt"><span>1.</span><span style="width:12.35pt; text-indent:0pt; display:inline-block"> </span><span>For engines with a SN listed in Table 1 of this AD, remove the engine from service and flush the front frame and replace the No. 3 bearing.</span></p></td></tr></tbody></table>