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MAINTENANCE MANUAL – ATC SYSTEM 

 

for 

 

Boeing 737-300 Series Aircraft 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Notice: This  is  confidential  and  proprietary  information  of  General  Aerospace  and  may  not  be  used  or  disclosed  by  the  recipient 

without  the  prior  written  consent  of  General  Aerospace  and  then  only  in  accordance  with  specific  written  instructions  of 
General Aerospace. By receipt hereof, in addition to any obligation the recipient has under any confidentiality agreement, 
contract,  or  license  with  General  Aerospace,  neither  recipient  nor  its  agents,  representatives  or  employees  will  copy, 
reproduce  or  distribute  this  information,  in  whole  or  in  part,  at  any  time,  without  the  prior  written  consent  of  General 
Aerospace and that it will keep confidential all information contained herein 

 

 

GENERAL AEROSPACE 

 

932 Ponce de Leon Blvd. 

Coral Gables, FL 33134 

ENGINEER 

O. Obando 

 

CHECKED 

J. Carballo 

 

APPROVED 

M. Flores 

 

Maintenance Manual – ATC System 

Boeing 737-300,Series Aircraft 

SCALE: 

SIZE: 

CAGE CODE: 

DRAWING NO: 

Rev: I/R 

NONE 

0LL89 

GA-BC17-ATC-MM 

Page: CP-1 

Содержание 737-300 Series

Страница 1: ...er any confidentiality agreement contract or license with General Aerospace neither recipient nor its agents representatives or employees will copy reproduce or distribute this information in whole or...

Страница 2: ...W245 DRAWING GA KD28 ATC MM Page LR 1 Use and disclosure shall be in accordance with the proprietary legend located on the cover of this document Aug 15 10 LOG OF REVISIONS Revision No Description Pag...

Страница 3: ...1 Aug 15 10 Effective pages 34 53 31 EP 1 Aug 15 10 401 Aug 15 10 402 Aug 15 10 Table of Contents 1 Aug 15 10 34 53 41 401 Aug 15 10 34 53 00 402 Aug 15 10 1 Aug 15 10 2 Aug 15 10 3 Aug 15 10 4 Aug 1...

Страница 4: ...der 3 4 ATC antenna 3 5 Operation 3 Troubleshooting 34 53 00 1 General 101 2 References 101 3 Prepare for Troubleshooting 101 Adjustment Test 34 53 00 1 General 501 2 Operational Test ATC System 501 3...

Страница 5: ...ression circuit is connected between the TCAS Computer ATC transponders and the DME interrogators to prevent simultaneous transmissions F The ATC system operates in three different modes Mode A mode C...

Страница 6: ...W245 34 53 00GA DRAWING GA BC17 ATC MM Page 2 Use and disclosure shall be in accordance with the proprietary legend located on the cover of this document AUG 15 10 ATC System Component Location Figure...

Страница 7: ...m ATCRBS In the airplane its function is to transmit a coded response to a coded interrogation transmitted by the air traffic control ground station 2 There are two types of radar at each ATC ground s...

Страница 8: ...ation number Two others called framing pulses come before and after the twelve information pulses The last is a special identification pulse to aid the radar operator The mode C reply is basically the...

Страница 9: ...0 MAINTENANCE MANUAL EFFECTIVITY PW245 34 53 00GA DRAWING GA BC17 ATC MM Page 5 Use and disclosure shall be in accordance with the proprietary legend located on the cover of this document AUG 15 10 Tr...

Страница 10: ...to 500 watts peak RF power The power amplifier output is then sent to the Diplexer to be routed to ATC transponder antenna 4 Functional Test a Upon manual activation of the test switch either on the...

Страница 11: ...Mode S functions operate when the mode S programming plug is configured with a unique mode S address If all the programming pins are grounded they have a bit value of one then there is no unique addre...

Страница 12: ...the equipment C The troubleshooting procedures are applicable to ATC system No 1 Figure 101 and ATC system No 2 Figure 102 2 References A 24 22 00 201 Manual Control B 34 53 02 501 ATC System Adjustm...

Страница 13: ...es on examine the top antenna cable Is the cable OK and the ATC transponder installed properly NO Repair or replace the antenna cable or install the ATC transponder properly Ref 34 53 31 201 YES Repla...

Страница 14: ...the ATC antenna cable Repair or replace as necessary Ref 34 53 11 401 YES System is operational If the system test failed CODE test replace the transponder Ref 34 53 21 401 and do the system test aga...

Страница 15: ...d test YES Replace the top ATC antenna Ref 34 53 11 401 and do the required test If the ANT light indicator comes on examine the top antenna cable Is the cable OK and the ATC transponder installed pro...

Страница 16: ...ine the ATC antenna cable Repair or replace as necessary Ref 34 53 11 401 YES System is operational If the system test failed CODE test replace the transponder Ref 34 53 21 401 and do the system test...

Страница 17: ...sponder circuitry and the same for the top ATC antenna 2 Operational Test ATC System A General 1 The operational test is a fast check of the ATC system It uses only the system s BITE function No speci...

Страница 18: ...he select keys to get to the desired test and push the RUN STOP key B Special Tools and Equipment 1 ATC Transponder Ramp Test Set IFR ATC 601 C References 1 AMM 24 22 00 201 Manual Control 2 AMM 34 12...

Страница 19: ...and 7700 7777 These are emergency codes 1 Set the code switches on the ATC Control Panel to a desired ATC ID code 2 Set the transponder select switch on the ATC Control Panel to the No 1 system 3 On t...

Страница 20: ...Only a Make sure DF 11 and AA airplane s address 19 Do a check of the MODE S UF16 TEST Mode S transponder Only a Make sure DF 16 AC airplane s altitude and ADDRESS airplane s mode S address NOTE No r...

Страница 21: ...W ERP 57 0 dBm NOTE Effective Radiated Power ERP is the product of the antenna output power and antenna gain b Make sure the Minimum Threshold Level MTL sensitivity is 74dBm 3dBm NOTE An additional 3d...

Страница 22: ...ystem test again for the right or No 2 ATC system and use the No 1 air data source NOTE On the test set select the BOT ATC antenna Transponder 2 is mode C skips Mode S steps for check of Transponder 2...

Страница 23: ...ipment 1 ATC Transponder Ramp Test Set TIC T 48 or T 49 2 RF through line wattmeter Bird model 43 or equivalent up to 500 watts C References 1 24 22 00 201 Manual Control 2 34 12 01 501 Air Data Compu...

Страница 24: ...Mode S Comm Identity 11 Mode S Comm Altitude 12 Mode S Comm Short NOTE The Mode S Comm will be tested by the T 49 tester if the transponder is equipped with the capability If not the T 49 skips over...

Страница 25: ...greater than 90 11 Push the TEST switch on the test set to run the ATCRBS C test a Make sure the test set shows the airplane s altitude and REPLY greater than 90 NOTE Make sure the reported altitude...

Страница 26: ...e of the maximum power output and the minimum power output measured by the RF through line wattmeter during the mode S squitter transmission period 1 Make sure the minimum power output is 100 times or...

Страница 27: ...aker b P6 Load Control Center Right 1 ATC 2 AC 2 ATC 2 DC 2 Remove the ATC antenna a Remove the screws that attach the ATC antenna to the airplane structure Fig 401 CAUTION Move the antenna only as fa...

Страница 28: ...SWPM 20 20 00 a Make sure the resistance is not more than 0 001 ohm 4 Apply the weather aerodynamic sealant BMS 5 95 to the outer edge of the antenna AMM 51 31 00 201 5 Remove the unwanted sealant fro...

Страница 29: ...MAINTENANCE MANUAL EFFECTIVITY PW245 34 53 11GA DRAWING GA KD28 ATC MM Page 403 Use and disclosure shall be in accordance with the proprietary legend located on the cover of this document Aug 15 10 AT...

Страница 30: ...s Equipment Access Door C Procedure 1 Open these circuit breakers and attach DO NOT CLOSE tags a P18 Load Control Center Left 1 ATC 1 AC 2 ATC 1 DC 3 TCAS Speaker b P6 Load Control Center Right 1 ATC...

Страница 31: ...l connectors 3 Install the ATC transponder AMM 20 10 07 201 4 Remove the DO NOT CLOSE tags and close these circuit breakers a P18 Load Control Center Left 1 ATC 1 AC 2 ATC 1 DC 3 TCAS Speaker b P6 Loa...

Страница 32: ...DO NOT CLOSE tags a P18 Load Control Center Left 1 ATC 1 AC 2 ATC 1 DC b P6 Load Control Center Right 1 ATC 2 AC 2 ATC 2 DC 2 Do these steps to remove the ATC Control Panel a Loosen the quarter turn f...

Страница 33: ...ot interchangeable d Tighten the quarter turn fasteners on the Control Panel 3 Remove the DO NOT CLOSE tags and close these circuit breakers a P18 Load Control Center Left 1 ATC 1 AC 2 ATC 1 DC b P6 L...

Страница 34: ...1 ATC 2 AC 2 ATC 2 DC C Procedure 1 Remove the electrical connector from the ATC antenna switch 2 Remove the nuts and screws from the ATC antenna switch 3 Remove the ATC antenna switch 3 ATC Antenna S...

Страница 35: ...P18 Load Control Center Left 1 ATC 1 AC 2 ATC 1 DC b P6 Load Control Center Right 1 ATC 1 AC 2 ATC 1 DC F ATC Antenna Switch Test 1 Supply electrical power AMM 24 22 00 201 2 Set the transponder selec...

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