June 26, 2002 Federal Aviation Authority (FAA) Seattle Aircraft Certification Office 1601 Lind Avenue, SW Renton, Washington 98055-4056 . 

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# RECEIVED JUN 26 2002 

# ANM - 114 .

# __.--- AerospJce for 1I1dust

Mr. Binh V. Tran Aerospace Engineer Systems and Equipment Branch ANM-130S 

## ! I ~._Av ion ic I n st I' U men t s Inc
.

Attention:

Subject: Comments Related toAD NPRM Docket No. 2002-NM-12-AD

Dear Sir. This letter provides Avionic Instruments formal comments related tothe pending AD associated with the subject NPRM Docket No. 2002-NM-12-AD. 1. Compliance Time Avionic Instruments, Inc. (AI') estimates that approximately 3,200 static inverters will require implementation of Service Bulletin 1-002-0102-1000-24-24. AI' can process approximately 100 units per month. Therefore, a42-month compliance time period isrequested. 2. Cost for Modification atAvionic Instruments Units returned for implementation ofSIB 1-002-0102-1000-24-24 will require an S875. re-test/recertification charge. This costdoes not include roundtrip freight andlor incoming customs clearance charges. 3. Obsolescence ofAI' PIN 1-002.0102-0265 (Boeing PIN S282T004-5) For reasons of parts obsolescence, ex1endedfield usage and anold last-production date, ainines will be requested to upgrade these units to the latest 777 performance standard (AI' PIN 1-002- 0102-1000, Boeing PIN S282TOO4-10). A speciel exchange program is currently in piece that affords operators a significant discount off ofthe replacement cost for a new inverter. The net costforthis exchange isapproximately $ 15,000. Details can beprovided upon request.

Michael P. Barnaba Vice President, Sales Avionic Instruments, Inc.

1414 Randolph Avenue P.O. 60x 498 Menel New Jersey 07001 

### 0 732388-3500 

### 0 732382-4996June 26, 2002 Federal Aviation Authority (FAA) Seattle Aircraft Certification Office 1601 Lind Avenue, SW Renton, Washington 98055-4056 

### . 

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## ----- - r y••'\ 

# RECEIVED JUN 26 

# 2002 ANM -114 Aerospace for [ndust Instl'uments Inc.

Mr. Binh V. Tran Aerospace Engineer Systems and Equipment Branch ANM-130S Attention:

Subject: Comments Related toAD NPRM Docket No. ZOOZ-NM-12-AD

Dear Sir: This letter provides Avionic Instruments fonnal comments related tothe pending AD associated with the subject NPRM Docket No. 2002-NM-12-AD. 1.ComplianceTime AvioniC Instruments, Inc. (AI') estimates that approximately 3,200 static inverters will require implementation of Service Bulletin 1-002-0102-1000-24-24. AI' can process approximately 100 units permonth. Therefore, a42-month compliance time period isrequested. 

### 2. Costfor Modification atAvionic Instruments Units returned for implementation ofSIB 1-002-0102-1 00lJ.24-24 will require an S875. re-testJrecertification charge. This cost does notinclude roundtrip freight andlor incoming customs clearance charges. 3. Obsolescence ofAI' PIN 1-002-0102-0265 (Boeing PIN S282T004-5) For reasons of parts obsolescence, extended field usage and an old last-production date, airlines will be requested to upgrade these units

### tothe latest 777 performance standard (AI' PIN 1-002- 0102-1000, Boeing PIN S282TOO4-10). A speciel exchange program is currently in piece that affords operators a significant discount off ofthe replacement cost for a new inverter. The net costforthis exchange isapproximately $ 15,000. Details can beprovided upon request.

Michael P. Barnaba Vice President, Sales Avionic Instruments. Inc.

1414 Randolph Avenue P.O. Box 

## 49a I\venel New Jer"y 07001 

### 0 

## nz )8a-3500 

### 0 732 382-4qq.