Applicable to the following airplanes equipped with a Cessna Factory Installed Honeywell KT 76C Transponder.

Transcription

1 Single Engine Service Bulletin February 27, 2006 TITLE HONEYWELL KT 73 MODE S TRANSPONDER INSTALLATION EFFECTIVITY Applicable to the following airplanes equipped with a Cessna Factory Installed Honeywell KT 76C Transponder. Model Serial Numbers 172R thru S 172S8001 thru 172S S thru T thru , , , , , , , , and T182T T thru T , T and T H thru , , , and T206H T thru T NOTE: Airplanes equipped with the Garmin G1000 Nav III Avionics package are not affected. REASON To provide for the installation of a Honeywell KT 73. DESCRIPTION The existing panel mounted Honeywell KT 76C Transponder may be replaced with the panel mounted Honeywell KT 73. The KT 73 is designed to meet TSO C112 & JTSO 2C112a for a Class 2A ATCRBS/Mode Select Airborne Transponder System. It fulfills the role of the airborne beacon equipment according to the requirements of the Air Traffic Radar Beacon system (ATCRBS). COMPLIANCE Optional: may be accomplished if desired. Page 1 of 8 To obtain satisfactory results, procedures specified in this publication must be accomplished in accordance with accepted methods and prevailing government regulations. Cessna Aircraft Company cannot be responsible for the quality of work performed in accomplishing the requirements of this publication. Cessna Aircraft Company, Product Support, P.O. Box 7706, Wichita, Kansas 67277, U.S.A. (316) , Facsimile (316) COPYRIGHT 2006

2 APPROVAL FAA approval has been obtained on technical data in this publication that affects airplane type design. MANPOWER Approximately 1.1 man-hours to install and test the KT 73 REFERENCES Model 172 Series 1996 and On Maintenance Manual Model 182/T182 Series 1997 and On Maintenance Manual Model 206/T206 Series 1998 and On Maintenance Manual NOTE: Make sure all publications used are complete and current. NOTE: This information shall be considered an amendment to the Cessna Manufacturer's Service/Maintenance Manual. OTHER PUBLICATIONS AFFECTED Model 172 Illustrated Parts Catalog Model 182S/182T/T182T Illustrated Parts Catalog Model 206H & Model T206H Illustrated Parts Catalog NOTE: Make sure all publications used are complete and current. Page 2 February 27, 2006

3 MATERIAL PRICE AND AVAILABILITY The parts below are available from Cessna Parts Distribution through an appropriate Cessna Service Station for the suggested list price shown. Part Number Description Qty/Airplane Price KT 73 Mode S 1 $ 5, (PF) ea Transponder 172RPHUS-S16-00 (Model 172R) 172SPHUS-S SPHUS-S TPHUS-S16-00 T182TPHUS-S HPHUS-S28-00 T206HPHUS- S28-00 (Model 172S) (Model 182S) (Model 182T) (Model T182T) Supplement S28, (Model 206H) Supplement S28, (Model T206H) ALL PRICES SUBJECT TO CHANGE WITHOUT NOTICE February 27, 2006 Page 3

4 CREDIT INFORMATION Not Applicable ACCOMPLISHMENT INSTRUCTIONS Weight And Balance Information WEIGHT CHANGE... Negligible Material Information The part below will be necessary: NEW P/N QUANTITY DESCRIPTION OLD P/N DISPOSITION KT 73 Mode S Transponder The document below will be necessary. NEW P/N QUANTITY DESCRIPTION OLD P/N DISPOSITION 1 POH Supplement Insert in POH. Refer to Material Price And Availability section for part number. The following tool, or equivalent, is necessary. NAME NUMBER MANUFACTURER USE Transponder Test Set ATC-601 or Equivalent IFR Systems Incorporated West York Street PO Box 1521 Wichita, KS To test Mode S transponders. Instructions 1. Contact the FAA, or the equivalent agency in countries other than the U.S., and request an eight digit Mode-S address code in octal format. 2. Prepare the airplane for maintenance. A. Make sure that all switches are in the OFF/NORM position. B. Disconnect electrical power from the airplane. (1) Disconnect the airplane battery. (2) Disconnect external electrical power. C. Attach maintenance warning tags to the battery and external power receptacle that have "DO NOT CONNECT ELECTRICAL POWER - MAINTENANCE IN PROGRESS" writtenonthem. 3. Remove the KT 76C transponder. (Refer to the Maintenance Manual, Chapter 34, KT 76C Transponder - Maintenance Practices.) Page 4 February 27, 2006

5 4. Install one KT 73. (Refer to the Maintenance Manual, Chapter 34, KT 76C Transponder - Maintenance Practices.) NOTE: Installation procedures for the KT 73 transponder are the same as for the KT 76C transponder. 5. Remove maintenance warning tags and connect the airplane battery. 6. Make sure that the KT 73 transponder mode select switch is in the OFF position. 7. Put the BATT MASTER switch in the ON position. 8. Put the AVIONICS MASTER switch in the ON position. 9. Configure the KT 73 Transponder. A. Put the KT-73 in the Standby mode and select "0000" IDENT code. Simultaneously push the IDT and VFR buttons for a minimum of two seconds. B. Use the CRSR knob to select between headings and press the IDT key to select/enter the displayed option. C. Use the four selector knobs located under the display to set the Airplane Address (eight digit Mode-S address code from Step 1). D. Configure the pages as shown below: A/C ADDR - Page 1 NOTE: "XXXX" denotes the first four octal digits of the Airplane Address. AA1 XXXX A/C ADDR - Page 2 NOTE: "YYYY" denotes the last four octal digits of the Airplane Address. AA2 YYYY MAX AIR XXX YYY NOTE: When the unit is in the Max Air program menu, configure according to the table below. MODEL XXX YYY 172/172S _75 (NOTE) /T /T NOTE: The underscore represents a blank character space. ALT SRC GILLHAM ENH FUNC NONE February 27, 2006 Page 5

6 AUTO GND AIR VOL INHIBIT AIR 63 NOTE: Pushing the VFR key will cause the audio message TEST OK to be issued at the selected audio level when the unit is wired for unmuted audio. GND VOL GND 40 NOTE: Pushing the VFR key will cause the audio message TEST OK to be issued at the selected audio level when the unit is wired for unmuted audio. ADSB EMT OTHER CAT A1 CODE > 000 NOTE: No user input accepted. For factory use only. E. Put the KT 73 transponder mode select switch in the OFF position. This will save the settings. F. Put the KT 73 transponder mode select switch in the ON position. 10. Flight ID Configuration Instructions. A. Put the KT 73 in flight ID mode with the selector knob. B. Rotate the CRSR knob to position the cursor under the flight ID character to be changed. C. Rotate the FLT ID knob to select the desired character. NOTE: If no flight ID is available, then use the airplane tail number. D. Allow the CRSR and FLT ID number knobs to idle for five seconds or turn the selector knob to the SBY position to save the flight id number. 11. Do a test of the KT 73 transponder. A. Do a self test of the KT 73 transponder. (1) Put the KT 73 transponder mode select switch in the TST (Test Mode) position. Make sure transponder display illuminates all display segments for a minimum of four seconds and TEST OK is displayed. B. Do a lighting check. (1) Adjust the KT 73 transponder bezel lighting by turning the airplane's Radio LT dimming control clockwise (bright) or counterclockwise (dim). (2) Adjust the display brightness to the desired level by rotating the transponder's BRT (Brightness Control) knob clockwise or counterclockwise. NOTE: Eight (carets) below the alphanumeric display characters indicate the brightness setting relative to the photocell reading. Page 6 February 27, 2006

7 C. Program the VFR code. (1) Put the KT 73 transponder mode select switch in the SBY (Standby Mode). Make sure SBY is displayed. (2) Turn the Transponder Code Selector knobs to set the default VFR code (typically 1200). (3) Push the IDT and VFR buttons at the same time. This will set the preprogrammed VFR Transponder Code. D. Do an altitude check. (1) Put the KT 73 transponder mode select switch in the ALT (Altitude Mode). (2) Make sure FL YYY is displayed. YYY denotes the airplanes altitude in hundreds of feet. (3) Makesurethatthe Flight Level displayed on the KT 73 transponder matches the airplane Altimeter barometric pressure when set at inches of mercury. 12. Make sure that the KT 73 transponder operates correctly with a Mode S Ramp Tester. Table 1. RF Power Output Test Description Pass/Fail Criteria Measures the effective radiated power output from the antenna. Minimum of 125 watts RF Frequency Measures the transmit frequency 1090 MHz ±1 MHz ATCRBS Receiver Sensitivity ATCRBS Reply ATCRBS Only All-Call Mode S All-Call Invalid Mode S Address Ident Mode S UF 0 Mode S UF 4 Measures the receiver minimum triggering level (MTL) for 90% reply rate. Checks sidelobe suppression function by varying the SLS pulse level and monitoring transponder reply. Verifies transponder replies to Mode A and C interrogations. Measures F1 to F2 spacing and duration of pulses. replies, with the proper address, toamodesall-callinterrogation. does not reply to Mode S interrogations that contain invalid addresses. Verifies Ident function is operating. replies to a Mode S UF 0 interrogation with the correct altitude, address, and format. replies to Mode S UF 4 interrogation with the correct altitude, address, and format. -74 dbm ±3.0 dbm Replies to interrogations. F1 to F2 spacing, 20.3 µsec ±0.1 µsec. F1 and F2 pulse width, 0.45 µsec ± 0.10 µsec. No reply. Proper reply address. No Reply. Reply with SPI present in ATCRBS Mode A only. Reply with SPI absent. Proper DF 0 reply Proper DF 4 reply February 27, 2006 Page 7

8 Mode S UF 5 Mode S UF 11 Squitter replies to Mode S UF 5 interrogation with the correct altitude, address, and format. replies to a Mode S UF 11 interrogation the correct address and format. Verifies squitters are transmitted from the transponder at varying intervals about a one second rate. Proper DF 5 reply Proper DF 11 reply 1 second (0.8 to 2.4 seconds) 13. Put the KT 73 transponder mode select switch in the OFF position. 14. Put the AVIONICS MASTER switch in the OFF position. 15. Put the BATT MASTER switch in the OFF position. 16. Place the appropriate airplane KT 73 Handbook Supplement in the airplane Handbook. 17. Make an entry in the airplane logbook that states compliance with this Service Bulletin. OWNER NOTIFICATION On March 13, 2006 the following message will be sent to applicable owners of record in A. Dear Cessna Owner: This Owner Advisory is to inform you that has been issued to provide for the installation of a Honeywell KT 73 if your airplane is currently equipped with a Cessna factory installed Honeywell KT 76C Transponder. The existing panel mounted Honeywell KT 76C Transponder may be replaced with the panel mounted Honeywell KT 73. The KT 73 is designed to meet TSO C112 & JTSO 2C112a for a Class 2A ATCRBS/Mode Select Airborne Transponder System. It fulfills the role of the airborne beacon equipment according to the requirements of the Air Traffic Radar Beacon system (ATCRBS). Compliance is optional: may be accomplished if desired. The information contained in the referenced Cessna Service Bulletin shall be considered an amendment to the Cessna Manufacturer's Service/Maintenance Manual. Please contact a Cessna Single Engine Service Station for detailed information and if desired, arrange to have Cessna Service Bulletin accomplished on your airplane. * * * * * * * Page 8 February 27, 2006