## Dornier 328 Service Bulletin 328 Support Services GmbH Customer Services Global Support Center P.O. Box1252 Phone +49(0)815} 88111-6666 0-82231 Wessling Telefax +49 (OJ8153 88111-6565 Fed. Rep, ofGermany 

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## 56·328·27 -488 Title: Flight Controls - Replacement of Flight Control Tab fittings. 1. PLANNING INFORMATION Effectivity Dornier 328-100. EASA Type Certificate Datasheet: TCDS A.096. Serial-No'8: All aircraft. Reason During majntenance acrack was found on trim tab fitti'ngassembly. Description Replacements ofthe Aileron trim tab fitting and Rudder spring tab fitting assembly. Compliance Mandatory. This Service Bulletin must be performed not laterthan 6 months after receipt: Approval

1) GeT Design Organisation GmbH EASAapj¥OYOODes9n Organi.$atioo

21J.Q3;l 

## r·~ This Service Bulletin is approved under authority of EASA approved design organization EASA.21 J.033. This modification iscovered byChange Notice CN-01024.

328 Support Serv;~s GmbH isTC-Holder of Darni", 328 Jet and Prop <3ndaulhmized to provide necesssry approved data, Any Dornier 323 approved dma will be established arld veryfLed by GeT Design Org~n;"atT", .•as aulhorized and responsible Domi"r 328 Design Organisation per EASA a'pprov~1 EASA 21 J.033. For detJils in Ihis matter please contact 328 Support Service" GmbH or EASA authorily , It isthe operator's responsibility \0comply with !he relevEnt aviation regulations of the country inwhiCh the aircraft is registered

Model Dornier 328 Rev. No. No. 5B-328-27-488 Rev. Date. Date of Issue Aug 25, 2009 Page 1 of 7Manpower

Access: Modification: Close-up: Total: Material 1,00 Mhrs. 5,50 Mhrs. 2,00 Mhrs. 8,50 Mhrs.
According to Material Parts List. Special Tools Not necessary. Weight and Balance Notaffected. Electrical Load Data Notaffected. References SB-328-27-483 Other Publications Affected Aircraft Illustrated Parts Catalogue (AIPC) Aircraft Maintenance Manual (AMM) Maintenance Review Board (MRB Section D) Reporting Compliance of this Service Bulletin must be reported to 328 Support Services GmbH Customer Services Department usingthe Compliance Report for Configuration Control.

Page 2 of 7 58-328-27-488

## Dornier 328 Service Bulletin 328 Support Services GmbH Customer Services Global Support Center P.o. BOll1252 Phone +49{O)815388111-6666 0-82231Wessling Telefal\: +49(0)815388111-6565 Fed. Rep. of Germany


### 2. ACCOMPLISHMENT INSTRUCTIONS CAUTION: OBEY THE SAFETY PRECAUTIONS AND

MAINTENANCE PRACTICES ACCORDING TO CHAPTER 00. THE THE GENERAL AMM JIC
CAUTION: OBEY THE APPLICABLE SAFETY PRECAUTIONS WHEN YOU WORK

ONTHE ADJUSTABLE PLATFORM. WARNING: PUT A WARNING NOTICE INTHE FLIGHT COMPARTMENT TO TELL

PERSONS NOTTO OPERATE THE FLIGHT CONTROLS.
A Preparation (1) Make the aircraft safe for maintenance according toAMM JIG 00-30-01. (2) Put asuitable platform around the work area. (3) Remove the necessary access panels to get access to the affected areas according toAMM JIG 06-40-02. B Modification (1) Rudder spring tab fitting (see Figure 1) (validfor alc 3005 upto 3098 only): (a) Disconnect the rudder spring tab rodsfrom the spring tab fitting. referto AMM JIG 55-43-00 procedure A- G, also see Figure 1; store attachment material for re-use. (b) Remove screws and washers and remove and dispose rudder spring tab fitting; store screws and washers for re-use. NOTE: Ifwear isdetected atattachment material, the respective material must be re-newed.

Model· Dornier 328 Rev. No. No. 5B-328-27-488 Rev. Date. Date of Issue Aug 25, 2009 Page 3 of 7(c) Install new rudder springtab fitting (item no. 1)at spring tab according to AMM JIG 55-43-00 procedure H~ Q andjob close up, use stored screws, washers and new lockwasher (item no. 4). (2) Aileron trim tab fitting -

### LH(see Figure 2): (a) Disconnect the aileron trim tab rods from the trim tab fitting; refer toAMM JIG 27-12-01, store attachment material for re-use. (b) Remove screws andwashers and remove and dispose aileron trimtab fitting;store screws andwashers for re-use. NOTE: Ifwear isdetected at attachment material, the respective material must be re-newed. (c) Install new aileron trim tab fitting (item no. 2) attrim tab according toAMM JIG 57-62-00 procedure G, G- L, use stored screws and washers. (d) Re-connect the aileron trim tab rods to the trim tab fitting according to AMM JIG 27-12-01, use stored attachment material and new lock washer (item no. 4). (3) Aileron trim tab fitting - RH(see Figure 2): (a) Disconnect the aileron trim tab rods from the trim tab fitting; refer toAMM JIG 27-12-01, store attachment material for re-use. (b) Remove screws andwashers and remove and dispose aileron trimtab fitting; store screws and washers for re-use. NOTE: Ifwear isdetected atattachment material, the respective material must be re-newed. (c) Install new aileron trim tab fitting (item no. 3) attrim tab according toAMM JIG 57-62-00 procedure G,G- L, use stored screws and washers (d) Re-connect the aileron trim tab rods to the trim tab fitting according to AMM JIG 27-12-01, use stored attachment material and new lock washer (item no. 4). C Close-up (1) Perform aforeign object inspection in modification area. (2) Re-install all opened panels according to related AMM JIG. (3) Return aircraft to aflyable status.

Page 4 of 7 56-328-27-488

## Dornier 328 Service Bulletin 328 Support Services GmbH Customer Services Global Support Center P. O. Box 1252 Phone +49 (0) 8153 88111-6666 0·82231 Wessling Telelax +49 {O}8153 88111-6565 Fed. Rep. ofGerrnany



### 3. MATERIAL INFORMATION A Material Parts List
Item No PIN Qtv Nomenclature I Remark 1 001A554A1711006 1 Rudder spring tab 

# I fittinQ 2 001B576A21,01004 1 Aileron trim tabfitting LH 

### 3 001B576A2101007 1 Aileron trim tab fitting RH 4 MS9276-09 

### 3 Lockwasher

Model Dornier 328 Rev. No, No. 58-328-27-488 Rev. Date. Date of Issue Aug25. 2009 Page 5 of 7

### 1 

### · ~(MS}0002C4)

~ (~IAS6804A.9)

Figure 1 Page 6 of 7 SB-328-27 -488

## Dornier 328 Service Bulletin 

# 328

328 Support Services GmbH Customer Services Global Support Centsr P.O. Box1252 Phone "'49 (0)815368111-6666 D-82231 Wessling Telefax +49 (0) 8153 88111-6565 Fed. Rep. ofGennany



### 2lH 3 RH



### I~ ~'-'I..: @J-- 

### (MS20002C4 

# L(NAS6804A8)

Figure 2

Model Dornier 328 Rev. No. No. 88-328-27-488 Rev. Date. Dale of Issue Aug 25, 2009 Page 7 of 7