Narrative:

Single pilot operation. Expected ILS runway 27L. Programmed EFIS system for approach via pullman STAR to ord. Controller switched me to runway 22R 5 mins out. In setting up for approach, I inadvertently pressed the panel button that sets up obs for the ILS on navigation #2 instead of navigation #1. As I turned to intercept assigned heading for the new approach, I saw that the readings were inconsistent. The controller was very alert and helpful, although extremely busy. He had been adjusting speeds for all aircraft along with sequencing the heavy load of traffic. About the time I was intercepting the ILS localizer, he detected that I was somewhat insecure with my position. He directed, actually invited me to turn out for a quick return to the localizer. He directed me through 3 turns and very quickly back to the localizer course for an uneventful landing. Ord controllers have a great reputation for handling very high volumes of traffic extremely effectively and efficiently. In this case, he could have justified sending me out for more than a half hour of holding. Instead, for my benefit and for the benefit of others, he worked me in, in less than 5 mins for an uneventful approach and landing. I have rehearsed and practiced the quick set up for an approach and am now using the EFIS I have in the citation ultra to set up an alternate approach when the possibility of a change in approachs is foreseeable. I would expect that I flew through the final approach course which was the primary cause of the controller's decision to resequence me. I could have been simply too close and he needed to reset the sequence. In any case, he handled this in an excellent manner and if anyone should be faulted for the temporary problem that occurred it should be me. WX was IFR with ceilings of 1500 ft and visibility of 5 mi. The surface winds were strong and turbulence with windshear existed at low level altitudes.

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Original NASA ASRS Text

Title: RPTR SINGLE PLT IFR IN IMC FLYING A CITATION HAS LAST MIN APCH CHANGE FROM RWY 27 ILS TO RWY 22 ILS. IN THE PROCESS OF RECONFIGURING FOR THE DIFFERENT ILS APCH THE RPTR SELECTED THE WRONG ILS NAV RECEIVER. THE CTLR RECOGNIZING THE PROB REORIENTED THE RPTR TO THE APPROPRIATE LOC FOR AN UNEVENTFUL APCH AND LNDG.

Narrative: SINGLE PLT OP. EXPECTED ILS RWY 27L. PROGRAMMED EFIS SYS FOR APCH VIA PULLMAN STAR TO ORD. CTLR SWITCHED ME TO RWY 22R 5 MINS OUT. IN SETTING UP FOR APCH, I INADVERTENTLY PRESSED THE PANEL BUTTON THAT SETS UP OBS FOR THE ILS ON NAV #2 INSTEAD OF NAV #1. AS I TURNED TO INTERCEPT ASSIGNED HDG FOR THE NEW APCH, I SAW THAT THE READINGS WERE INCONSISTENT. THE CTLR WAS VERY ALERT AND HELPFUL, ALTHOUGH EXTREMELY BUSY. HE HAD BEEN ADJUSTING SPDS FOR ALL ACFT ALONG WITH SEQUENCING THE HVY LOAD OF TFC. ABOUT THE TIME I WAS INTERCEPTING THE ILS LOC, HE DETECTED THAT I WAS SOMEWHAT INSECURE WITH MY POS. HE DIRECTED, ACTUALLY INVITED ME TO TURN OUT FOR A QUICK RETURN TO THE LOC. HE DIRECTED ME THROUGH 3 TURNS AND VERY QUICKLY BACK TO THE LOC COURSE FOR AN UNEVENTFUL LNDG. ORD CTLRS HAVE A GREAT REPUTATION FOR HANDLING VERY HIGH VOLUMES OF TFC EXTREMELY EFFECTIVELY AND EFFICIENTLY. IN THIS CASE, HE COULD HAVE JUSTIFIED SENDING ME OUT FOR MORE THAN A HALF HR OF HOLDING. INSTEAD, FOR MY BENEFIT AND FOR THE BENEFIT OF OTHERS, HE WORKED ME IN, IN LESS THAN 5 MINS FOR AN UNEVENTFUL APCH AND LNDG. I HAVE REHEARSED AND PRACTICED THE QUICK SET UP FOR AN APCH AND AM NOW USING THE EFIS I HAVE IN THE CITATION ULTRA TO SET UP AN ALTERNATE APCH WHEN THE POSSIBILITY OF A CHANGE IN APCHS IS FORESEEABLE. I WOULD EXPECT THAT I FLEW THROUGH THE FINAL APCH COURSE WHICH WAS THE PRIMARY CAUSE OF THE CTLR'S DECISION TO RESEQUENCE ME. I COULD HAVE BEEN SIMPLY TOO CLOSE AND HE NEEDED TO RESET THE SEQUENCE. IN ANY CASE, HE HANDLED THIS IN AN EXCELLENT MANNER AND IF ANYONE SHOULD BE FAULTED FOR THE TEMPORARY PROB THAT OCCURRED IT SHOULD BE ME. WX WAS IFR WITH CEILINGS OF 1500 FT AND VISIBILITY OF 5 MI. THE SURFACE WINDS WERE STRONG AND TURB WITH WINDSHEAR EXISTED AT LOW LEVEL ALTS.

Data retrieved from NASA's ASRS site as of July 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.