SERVICE BULLETIN ATR72 

Revision No. 01 - Aug 30/11 Service Bulletin No. ATR72-27-1066 

 Page TS-1 of TS-2 ©Copyright 2011 Avions de Transport Régional - ATR - All rights reserved. 

Printed in France 

TRANSMITTAL SHEET

Revision No. 01 

This page transmits Revision No. 01 of Service Bulletin No. ATR72-27-1066. 

General information concerning this document is available in Service Letter No. ATR72-00-6005. 

TITLE: Flight controls - Elevator control - Inspection of rods 

1 – ADDITIONAL WORK

A- IMPACT ON PROCEDURE

The changes introduced by this Revision do not affect aircraft on which the present Service 

Bulletin has already been applied. 

B- IMPACT ON COMPONENTS

The associated spare parts already delivered remain valid. 

2 – TECHNICAL IMPACT ON REVISED PAGES

Layout changes due to computerization of this revision are not identified. 

Page PI-1 - COMPLIANCE "RECOMMENDED" becomes "MANDATORY". 

Page PI-2 - Para. 1.B., COMPLIANCE sentence changed. 

Para. 1.D., sentence updated. 

Page PI-4 - Para. 1.H. updated. 
SERVICE BULLETIN ATR72 

Revision No. 01 - Aug 30/11 Service Bulletin No. ATR72-27-1066 

Page TS-2 of TS-2 ©Copyright 2011 Avions de Transport Régional - ATR - All rights reserved. 

Printed in France 

3 – TABLE OF CONTENTS 

TRANSMITTAL SHEET ...................................................................................Page TS-1 to TS-2 

ACCOMPLISHMENT REPORT ...................................................................... Page AR-1 to AR-2 

PLANNING INFORMATION............................................................................... Page PI-1 to PI-4 

MATERIAL INFORMATION.............................................................................. Page MI-1 to MI-3 

ACCOMPLISHMENT INSTRUCTIONS ........................................................... Page AI-1 to AI-12 

ILLUSTRATIONS................................................................................................ Page IL-1 to IL-4 

4 – REVISION SEQUENCES 

Issue or Revision Date Additional work 

 

Original issue Feb 17/11 - 

Revision No. 01 Aug 30/11 No 

 
SERVICE BULLETIN ATR72 

Revision No. 01 - Aug 30/11 Service Bulletin No. ATR72-27-1066 

 Page AR-1 ©Copyright 2011 Avions de Transport Régional - ATR - All rights reserved. 

Printed in France 

ACCOMPLISHMENT REPORT 

SERVICE BULLETIN No. ATR72-27-1066 

Revision No. 01 

Send this report to: 

ATR ENGINEERING 

SERVICE BULLETIN GROUP 

1 ALLEE PIERRE NADOT 

31712 BLAGNAC CEDEX 

FRANCE 

phone : +33 (0)5 62 21 62 21 

fax : +33 (0)5 62 21 69 41 

e-mail : techdesk@atr.fr 

Aircraft identification

Service Bulletin accomplished on aircraft MSN: 

Service Bulletin accomplishment date: 

Aircraft registration number: 

Number of flights: 

Flight hours: 
SERVICE BULLETIN ATR72 

Revision No. 01 - Aug 30/11 Service Bulletin No. ATR72-27-1066 

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Printed in France 

Inspection results

 Elevator control adjustable rod, 

P/N S2738183100600 

(Refer to Item 1, Figure 1) 

Elevator control fixed rod, 

P/N S2738193000400 

(Refer to Item 2, Figure 1) 

 LH rod 

(Captain side) 

RH rod 

(F/O side) 

LH rod 

(Captain side) 

RH rod 

(F/O side) 

Batch number 

Serial number 

 If batch number is 21 04392 

or 21 06393, 

or if the batch number is unreadable, 

fill the field here below. 

If batch number is 21 05468 or 

21 07022 or 21 09206, 

or if the batch number is unreadable, 

fill the field here below. 

Performed action 

Maintenance organisation identification

Maintenance organisation name: 

Name & Signature: 

Date: 
SERVICE BULLETIN ATR72 

Revision No. 01 - Aug 30/11 Service Bulletin No. ATR72-27-1066 

Page PI-1 ©Copyright 2011 Avions de Transport Régional - ATR - All rights reserved. 

Printed in France 

COMPLIANCE: MANDATORY INSPECTION: 007/2010 

 

TITLE: Flight controls - Elevator control - Inspection of rods 

1. PLANNING INFORMATION

A. EFFECTIVITY

(1) Aircraft models 

ATR72-101 ATR72-102 ATR72-201 ATR72-202 ATR72-211 ATR72-212 ATR72-212A

NO NO NO NO NO NO YES 

(2) Aircraft 

MSN Kit(s) 

769, 770, 771, 772, 773, 774, 775, 776, 777, 

778, 779, 780, 781, 782, 783, 784, 785, 786, 

787, 788, 789, 790, 791, 792, 793, 794, 795, 

796, 797, 798, 799, 805, 806, 808, 809, 810, 

812, 813, 814, 816, 817, 818, 820, 821, 822, 

824, 825, 828, 829, 830, 832, 833, 834, 836, 

837, 838, 840, 841, 842, 843, 845, 846, 847, 

848, 850, 851, 852, 853, 855, 856, 857, 858, 

860, 861, 862, 863, 864, 865, 866, 867, 868, 

869, 870, 871, 872, 873, 874, 875, 876, 877, 

878, 879, 880, 881, 882, 883, 884, 885, 886, 

887, 888, 889, 890, 891, 892, 893, 894, 895, 

896, 897, 898, 899, 900, 901, 902, 903, 904, 

906, 907, 909, 910, 912, 913, 914 

None 
SERVICE BULLETIN ATR72 

Revision No. 01 - Aug 30/11 Service Bulletin No. ATR72-27-1066 

Page PI-2 ©Copyright 2011 Avions de Transport Régional - ATR - All rights reserved. 

Printed in France 

(3) Spares 

The following stock items are modifiable (or not) according to the table below. 

None. 

B. REASON

It has been experienced some cases of rupture of the rudder pedal rods due to an 

incorrect manufacturing process. It was evidenced that the incorrect manufacturing 

process could have had an impact on the elevator control rods addressed by this Service 

Bulletin. 

The aim of this Service Bulletin is to inspect four rods on elevator control system, and to 

replace them if necessary. 

COMPLIANCE: Accomplishment of this Service Bulletin is mandatory. 

An Airworthiness Directive will be issued by EASA. 

C. DESCRIPTION

Accomplishment of this Service Bulletin consists in carrying out the following jobs: 

(1) In zones 311 and 312, inspection of the LH and RH elevator control adjustable rods 

(2) In zone 324, inspection of the LH and RH elevator control fixed rods 

According to the inspection results: 

(3) In zones 311 and 312, replacement of the LH and/or RH elevator control adjustable 

rods 

(4) In zone 324, replacement of the LH and/or RH elevator control fixed rods 

D. APPROVAL

The technical content of this document (Rev. No. 01) is approved in accordance with 

CE 1702/2003 regulation and is rendered mandatory by an EASA Airworthiness Directive. 
SERVICE BULLETIN ATR72 

Revision No. 01 - Aug 30/11 Service Bulletin No. ATR72-27-1066 

Page PI-3 ©Copyright 2011 Avions de Transport Régional - ATR - All rights reserved. 

Printed in France 

E. MANPOWER

(1) Valid for aircraft on which there is no rod to replace 

Manhours 

Mechanic 1 

Electrician None 

Total manhours 1 

Elapsed time (hours) 1 

(2) Valid for aircraft on which there are four rods to replace 

Manhours 

Mechanic 10 

Electrician None 

Total manhours 10 

Elapsed time (hours) 5 

The above estimates are only provided for general guidance in operator's modification 

planning. 

NOTE: This Service Bulletin assumes that the aircraft has been placed in the 

appropriate maintenance configuration. The manhours/elapsed time estimates 

do not include preparation for the modification, non-productive elapsed time or 

administrative functions. 

F. WEIGHT AND BALANCE

None. 
SERVICE BULLETIN ATR72 

Revision No. 01 - Aug 30/11 Service Bulletin No. ATR72-27-1066 

Page PI-4 ©Copyright 2011 Avions de Transport Régional - ATR - All rights reserved. 

Printed in France 

G. REFERENCES

The following publications have to be used during accomplishment of this Service Bulletin: 

AMM : 06-41-30 

06-41-80 

 

AMM (JIC) : 24-40-00 EAD 10000

27-30-00 OPT 10000

 

H. AFFECTED PUBLICATIONS

(1) Maintenance documentation 

None. 

(2) Operational documentation 

None. 
SERVICE BULLETIN ATR72 

Revision No. 01 - Aug 30/11 Service Bulletin No. ATR72-27-1066 

 Page MI-1 ©Copyright 2011 Avions de Transport Régional - ATR - All rights reserved. 

Printed in France 

2. MATERIAL INFORMATION

A. MATERIAL - COST AND AVAILABILITY

(1) Material 

Parts cost and availability, or any further commercial information about Service 

Bulletin, may be consulted through ATRactive or operator should contact ATR at the 

following addresses: 

www.atractive.com 

ATR CUSTOMER SERVICES 

SPARES SUPPORT 

1 ALLEE PIERRE NADOT 

31712 BLAGNAC CEDEX 

FRANCE 

phone : +33 (0)5 62 21 60 33 

fax : +33 (0)5 62 21 62 80 

e-mail : spares.quotations@atr.fr 

Or operator should contact the ATR center it is related to, according to its operational 

area, at the following addresses: 

ATR NORTH AMERICA 

45195 BUSINESS COURT, SUITE 450 

DULLES, VIRGINIA 20166 

USA 

phone : +1 571 203 6920 

fax : +1 571 203 6903 

e-mail : commercialservices@atrnorthamerica.com 

ATR EASTERN SUPPORT Pte Ltd. 

51 CHANGI BUSINESS PARK CENTRAL 2 

#08-02 THE SIGNATURE 

SINGAPORE 486066 

phone : +65 6542 0122 

fax : +65 6542 1047 

e-mail : commercial.services@atr.com.sg 

Operator should place a purchase order specifying parts reference through ATRactive 

or to the ATR center it is related to according to its operational area. 
SERVICE BULLETIN ATR72 

Revision No. 01 - Aug 30/11 Service Bulletin No. ATR72-27-1066 

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Printed in France 

B. LIST OF COMPONENTS

Item Part Number Qty Description 

 

 Material 

 

 Valid for aircraft on which the LH adjustable rod must be replaced 

 

9 AN960KD416 1 Washer 

13 AN960KD416L 1 Washer 

12 NAS6704D17 1 Bolt 

11 NAS75-4-007 2 Bushing 

10 MS14144-4 1 Nut 

14 MS14145-4 1 Nut 

22 MS20995C32 1M Lockwire 

7 MS24665-134 2 Cotter pin 

8 S2738180220000 1 Bolt 

1 S2738183100600 1 Adjustable rod 

 

 Valid for aircraft on which the RH adjustable rod must be replaced 

 

9 AN960KD416 1 Washer 

13 AN960KD416L 1 Washer 

12 NAS6704D17 1 Bolt 

11 NAS75-4-007 2 Bushing 

10 MS14144-4 1 Nut 

14 MS14145-4 1 Nut 

22 MS20995C32 1M Lockwire 

7 MS24665-134 2 Cotter pin 

8 S2738180220000 1 Bolt 

1 S2738183100600 1 Adjustable rod 

 
SERVICE BULLETIN ATR72 

Revision No. 01 - Aug 30/11 Service Bulletin No. ATR72-27-1066 

 Page MI-3 ©Copyright 2011 Avions de Transport Régional - ATR - All rights reserved. 

Printed in France 

Item Part Number Qty Description 

 

 Material (continued) 

 

 Valid for aircraft on which the LH fixed rod must be replaced 

 

9 AN960KD416 1 Washer 

18 NAS6704AD15 1 Bolt 

15 NAS6704D19 1 Bolt 

17 NAS75-4-008 1 Bushing 

16 NSA5060-4 2 Nut 

19 NTA11551-4DP 1 Washer 

20 MS24665-153 1 Cotter pin 

21 MS24665-162 1 Cotter pin 

2 S2738193000400 1 Fixed rod 

 

 Valid for aircraft on which the RH fixed rod must be replaced 

 

9 AN960KD416 1 Washer 

18 NAS6704AD15 1 Bolt 

15 NAS6704D19 1 Bolt 

17 NAS75-4-008 1 Bushing 

16 NSA5060-4 2 Nut 

19 NTA11551-4DP 1 Washer 

20 MS24665-153 1 Cotter pin 

21 MS24665-162 1 Cotter pin 

2 S2738193000400 1 Fixed rod 

 

C. LIST OF MATERIALS - OPERATOR SUPPLIED

None. 

D. SPECIAL TOOLS

Accomplishment of this Service Bulletin requires use of the following special tools: 

None. 
SERVICE BULLETIN ATR72 

Revision No. 01 - Aug 30/11 Service Bulletin No. ATR72-27-1066 

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Printed in France 

3. ACCOMPLISHMENT INSTRUCTIONS

A. GENERAL

The following instructions assume that work will be accomplished when the aircraft is in 

the appropriate maintenance configuration. 

B. JOB SET-UP

(1) De-energize the aircraft electrical network and connect the aircraft to ground as per 

AMM (JIC) 24-40-00 EAD 10000. 

(2) Before operating flight controls, make certain that the following safety precautions are 

observed: 

Into flight compartment display warning notice prohibiting operation of the flight 

controls. 

- Make certain that no personnel are working in control moving elements path 

(surfaces, cables, quadrants, rods, bellcranks, etc.) 

- Make certain that the travel ranges of the control surfaces are clear. 

(3) Open access panel door 851 (Refer to AMM 06-41-80) and install a ladder. 

(4) Valid for aircraft on which it is necessary to replace at least one fixed rod as per 

paragraph 3.D.(2). 

Open access panel 324AZ (Refer to AMM 06-41-30) and install a platform. 
SERVICE BULLETIN ATR72 

Revision No. 01 - Aug 30/11 Service Bulletin No. ATR72-27-1066 

 Page AI-2 ©Copyright 2011 Avions de Transport Régional - ATR - All rights reserved. 

Printed in France 

C. INSPECTION

NOTE: After accomplishment of this Service Bulletin fill the enclosed accomplishment 

report and send it to the address mentioned on the Accomplishment Report. 

(1) In zones 311 and 312, inspection of the LH and RH elevator control adjustable rods 

As per Figure 1 

The rods can be identified in two different ways, 

- First way: CC xxxxxxx 

 SN yyyy 

- Second way: SN xxxxxxxyyyy 

Where xxxxxxx is the batch number and yyyy is the serial number. 

On the LH and RH adjustable rods Item 1, P/N S2738183100600 record the batch 

number and the serial number. 

(a) If neither of the two adjustable rods belong to the batches 21 04392 or 21 06393, 

the adjustable rods are acceptable. 

(b) Valid for each rod belonging to the batches 21 04392 or 21 06393, or if the batch 

number is unreadable. 

Perform replacement according to the paragraph 3.D.(1). 

(2) In zone 324, inspection of the LH and RH elevator control fixed rods 

As per Figure 1 

The rods can be identified in two different ways, 

- First way: CC xxxxxxx 

 SN yyyy 

- Second way: SN xxxxxxxyyyy 

Where xxxxxxx is the batch number and yyyy is the serial number. 

On the LH and RH fixed rods Item 2, P/N S2738193000400 record the batch number 

and the serial number by using a mirror and a light. 
SERVICE BULLETIN ATR72 

Revision No. 01 - Aug 30/11 Service Bulletin No. ATR72-27-1066 

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Printed in France 

(a) If neither of the two fixed rods belong to the batches 21 05468, 21 07022 or 

21 09206, the rods are acceptable, perform paragraph 3.F. 

(b) Valid for each fixed rod belonging to the batches 21 05468, 21 07022 or 

21 09206, or if the batch number is unreadable. 

Perform replacement according to the paragraph 3.D.(2). 

D. MODIFICATION

(1) In zones 311 and 312, replacement of the LH and/or RH elevator control adjustable 

rods 

(a) Replacement of LH adjustable rod 

1 Remove all the parts listed in the following table. 

REMOVAL 

Item Description Part Number Qty 

Discarded 

Qty 

Re-used Figure

 

3 Bolt NAS6703-4 - 3 2 

4 Washer AN960KD10L - 3 2 

5 Nut MS21042-3 - 3 2 

6 Rub strip S2738181220200 - 1 2 

 

2 Remove all the parts listed in the following table. Carefully follow the specific 

instruction(s) detailed after the table. 

REMOVAL 

Item Description Part Number Qty 

Discarded 

Qty 

Re-used Figure

 

7 Cotter pin MS24665-134 2 - 2 

8 Bolt S2738180220000 1 - 2 
SERVICE BULLETIN ATR72 

Revision No. 01 - Aug 30/11 Service Bulletin No. ATR72-27-1066 

 Page AI-4 ©Copyright 2011 Avions de Transport Régional - ATR - All rights reserved. 

Printed in France 

REMOVAL 

(continued) 

 

Item Description Part Number Qty 

Discarded 

Qty 

Re-used Figure

 

9 Washer AN960KD416 1 - 2 

10 Nut MS14144-4 1 - 2 

11 Bushing NAS75-4-007 2 - 2 

12 Bolt NAS6704D17 1 - 2 

13 Washer AN960KD416L 1 - 2 

14 Nut MS14145-4 1 - 2 

1 Adjustable rod S2738183100600 1 - 2 

 

Specific instruction(s): 

During rod removal, it is not allowed to modify the control linkage adjustment. 

3 As per Figure 3 

Measure precisely the length d1 of LH discarded rod center bearing-to-center 

bearing. Adjust new LH rod length d2 center bearing-to-center bearing such 

as d1 and d2 are identicals. Ensure that thread of each rod ends are visible 

through the inspection holes. 

Tighten nuts of rod ends and secure them with lockwire, P/N MS20995C32 

Item 22. 
SERVICE BULLETIN ATR72 

Revision No. 01 - Aug 30/11 Service Bulletin No. ATR72-27-1066 

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4 Install all the parts listed in the following table. Carefully follow the specific 

instruction(s) detailed after the table. 

INSTALLATION 

Item Description Part Number Qty 

New 

Qty from

Removal Figure

 

1 Adjustable rod S2738183100600 1 - 2 

11 Bushing NAS75-4-007 2 - 2 

8 Bolt S2738180220000 1 - 2 

9 Washer AN960KD416 1 - 2 

10 Nut MS14144-4 1 - 2 

12 Bolt NAS6704D17 1 - 2 

13 Washer AN960KD416L 1 - 2 

14 Nut MS14145-4 1 - 2 

7 Cotter pin MS24665-134 2 - 2 

 

Specific instruction(s): 

First, install the forward fasteners of the adjustable rod Item 1, then the aft 

fasteners. 

The head of bolts Item 8 and Item 12 must installed towards the inboard. 

5 Install all the parts listed in the following table. Carefully follow the specific 

instruction(s) detailed after the table. 

INSTALLATION 

Item Description Part Number Qty 

New 

Qty from

Removal Figure

 

6 Rub strip S2738181220200 1 2 

3 Bolt NAS6703-4 3 2 
SERVICE BULLETIN ATR72 

Revision No. 01 - Aug 30/11 Service Bulletin No. ATR72-27-1066 

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INSTALLATION

(continued) 

Item Description Part Number Qty 

New 

Qty from

Removal Figure

 

4 Washer AN960KD10L 3 2 

5 Nut MS21042-3 3 2 

Specific instruction(s): 

The head of bolts Item 3 must be installed towards the outboard. 

(b) Replacement of RH adjustable rod 

1 Remove all the parts listed in the following table. 

REMOVAL 

Item Description Part Number Qty 

Discarded 

Qty 

Re-used Figure

 

3 Bolt NAS6703-4 - 3 2 

4 Washer AN960KD10L - 3 2 

5 Nut MS21042-3 - 3 2 

6 Rub strip S2738181220200 - 1 2 

 
SERVICE BULLETIN ATR72 

Revision No. 01 - Aug 30/11 Service Bulletin No. ATR72-27-1066 

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Printed in France 

2 Remove all the parts listed in the following table. Carefully follow the specific 

instruction(s) detailed after the table. 

REMOVAL 

Item Description Part Number Qty 

Discarded 

Qty 

Re-used Figure

 

7 Cotter pin MS24665-134 2 - 2 

8 Bolt S2738180220000 1 - 2 

9 Washer AN960KD416 1 - 2 

10 Nut MS14144-4 1 - 2 

11 Bushing NAS75-4-007 2 - 2 

12 Bolt NAS6704D17 1 - 2 

13 Washer AN960KD416L 1 - 2 

14 Nut MS14145-4 1 - 2 

1 Adjustable rod S2738183100600 1 - 2 

 

Specific instruction(s): 

During rod removal, it is not allowed to modify the control linkage adjustment. 

3 As per Figure 3 

Measure precisely the length d1 of RH discarded rod center bearing-to-center 

bearing. Adjust new RH rod length d2 center bearing-to-center bearing such 

as d1 and d2 are identicals. Ensure that thread of each rod ends are visible 

through the inspection holes. 

Tighten nuts of rod ends and secure them with lockwire, P/N MS20995C32 

Item 22. 
SERVICE BULLETIN ATR72 

Revision No. 01 - Aug 30/11 Service Bulletin No. ATR72-27-1066 

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Printed in France 

4 Install all the parts listed in the following table. Carefully follow the specific 

instruction(s) detailed after the table. 

INSTALLATION 

Item Description Part Number Qty 

New 

Qty from

Removal Figure

 

1 Adjustable rod S2738183100600 1 - 2 

11 Bushing NAS75-4-007 2 - 2 

8 Bolt S2738180220000 1 - 2 

9 Washer AN960KD416 1 - 2 

10 Nut MS14144-4 1 - 2 

12 Bolt NAS6704D17 1 - 2 

13 Washer AN960KD416L 1 - 2 

14 Nut MS14145-4 1 - 2 

7 Cotter pin MS24665-134 2 - 2 

 

Specific instruction(s): 

First, install the forward fasteners of the adjustable rod Item 1, then the aft 

fasteners. 

The head of bolts Item 8 and Item 12 must installed towards the inboard. 
SERVICE BULLETIN ATR72 

Revision No. 01 - Aug 30/11 Service Bulletin No. ATR72-27-1066 

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Printed in France 

5 Install all the parts listed in the following table. Carefully follow the specific 

instruction(s) detailed after the table. 

INSTALLATION 

Item Description Part Number Qty 

New 

Qty from

Removal Figure

 

6 Rub strip S2738181220200 1 2 

3 Bolt NAS6703-4 3 2 

4 Washer AN960KD10L 3 2 

5 Nut MS21042-3 3 2 

 

Specific instruction(s): 

The head of bolts Item 3 must be installed towards the outboard. 

(2) In zone 324, replacement of the LH and/or RH elevator control fixed rods 

(a) Replacement of LH fixed rod 

1 Place rudder surface on RH side turn stop. 

2 Remove all the parts listed in the following table. 

REMOVAL 

Item Description Part Number Qty 

Discarded 

Qty 

Re-used Figure

 

15 Bolt NAS6704D19 1 - 4 

9 Washer AN960KD416 1 - 4 

16 Nut NSA5060-4 2 - 4 

21 Cotter pin MS24665-162 1 - 4 

17 Bushing NAS75-4-008 1 - 4 

18 Bolt NAS6704AD15 1 - 4 

 
SERVICE BULLETIN ATR72 

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Printed in France 

REMOVAL 

(continued) 

 

Item Description Part Number Qty 

Discarded 

Qty 

Re-used Figure

 

19 Washer NTA11551-4DP 1 - 4 

20 Cotter pin MS24665-153 1 - 4 

2 Fixed rod S2738193000400 1 - 4 

 

3 Install all the parts listed in the following table. Carefully follow the specific 

instruction(s) detailed after the table. 

INSTALLATION 

Item Description Part Number Qty 

New 

Qty from

Removal Figure

 

2 Fixed rod S2738193000400 1 - 4 

15 Bolt NAS6704D19 1 - 4 

9 Washer AN960KD416 1 - 4 

16 Nut NSA5060-4 2 - 4 

21 Cotter pin MS24665-162 1 - 4 

17 Bushing NAS75-4-008 1 - 4 

18 Bolt NAS6704AD15 1 - 4 

19 Washer NTA11551-4DP 1 - 4 

20 Cotter pin MS24665-153 1 - 4 

 

Specific instruction(s): 

The head of bolt Item 15 must be installed towards the inboard. 

The head of bolt Item 18 must be installed towards the outboard. 
SERVICE BULLETIN ATR72 

Revision No. 01 - Aug 30/11 Service Bulletin No. ATR72-27-1066 

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(b) Replacement of RH fixed rod 

1 Place rudder surface on LH side turn stop. 

2 Remove all the parts listed in the following table. 

REMOVAL 

Item Description Part Number Qty 

Discarded 

Qty 

Re-used Figure

 

15 Bolt NAS6704D19 1 - 4 

9 Washer AN960KD416 1 - 4 

16 Nut NSA5060-4 2 - 4 

21 Cotter pin MS24665-162 1 - 4 

17 Bushing NAS75-4-008 1 - 4 

18 Bolt NAS6704AD15 1 - 4 

19 Washer NTA11551-4DP 1 - 4 

20 Cotter pin MS24665-153 1 - 4 

2 Fixed rod S2738193000400 1 - 4 

 

3 Install all the parts listed in the following table. Carefully follow the specific 

instruction(s) detailed after the table. 

INSTALLATION 

Item Description Part Number Qty 

New 

Qty from

Removal Figure

 

2 Fixed rod S2738193000400 1 - 4 

15 Bolt NAS6704D19 1 - 4 

9 Washer AN960KD416 1 - 4 

16 Nut NSA5060-4 2 - 4 

21 Cotter pin MS24665-162 1 - 4 

 
SERVICE BULLETIN ATR72 

Revision No. 01 - Aug 30/11 Service Bulletin No. ATR72-27-1066 

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Printed in France 

INSTALLATION

(continued) 

Item Description Part Number Qty 

New 

Qty from

Removal Figure

 

17 Bushing NAS75-4-008 1 - 4 

18 Bolt NAS6704AD15 1 - 4 

19 Washer NTA11551-4DP 1 - 4 

20 Cotter pin MS24665-153 1 - 4 

 

Specific instruction(s): 

The head of bolt Item 15 must be installed towards the inboard. 

The head of bolt Item 18 must be installed towards the outboard. 

E. TESTS

Perform an operational test of elevator control and tabs as per 

AMM (JIC) 27-30-00 OPT 10000. 

F. CLOSE-UP

(1) Valid for aircraft on which it is necessary to replace at least one fixed rod as per 

paragraph 3.D.(2). 

Close access panel 324AZ (Refer to AMM 06-41-30). 

(2) Close access panel 851 (Refer to AMM 06-41-80) and remove ladder. 

(3) Remove warning notice. 

(4) Re-energize the aircraft electrical network and disconnect the aircraft from ground as 

per AMM (JIC) 24-40-00 EAD 10000. 
SERVICE BULLETIN ATR72 

Revision No. 01 - Aug 30/11 Service Bulletin No. ATR72-27-1066 

 Page IL-1 

©Copyright 2011 Avions de Transport Régional - ATR - All rights reserved. 

Printed in France 

ILLUSTRATIONS 

In zones 311, 312 and 324, 

inspection of the elevator control adjustable and fixed rods 

Figure 1 
SERVICE BULLETIN ATR72 

Revision No. 01 - Aug 30/11 Service Bulletin No. ATR72-27-1066 

 Page IL-2 

©Copyright 2011 Avions de Transport Régional - ATR - All rights reserved. 

Printed in France 

In zones 311 and 312, 

replacement of LH and RH adjustable rods 

Figure 2 
SERVICE BULLETIN ATR72 

Revision No. 01 - Aug 30/11 Service Bulletin No. ATR72-27-1066 

 Page IL-3 ©Copyright 2011 Avions de Transport Régional - ATR - All rights reserved. 

Printed in France 

Length adjustment of adjustable rods 

Figure 3 
SERVICE BULLETIN ATR72 

Revision No. 01 - Aug 30/11 Service Bulletin No. ATR72-27-1066 

 Page IL-4 

©Copyright 2011 Avions de Transport Régional - ATR - All rights reserved. 

Printed in France 

In zone 324, replacement of LH and RH fixed rods 

Figure 4