ENSTROM TH-28/480 Series Manuale utente

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ENSTROM TH-28/480 SERIES MAINTENANCE MANUAL

SUPPLEMENT 5 AVIONIC SYSTEMS

Revision 18 Changed Pages

May 26, 2020

Revision 18, dated Apr 30/2020, applies to the Enstrom TH-28/480 Series Maintenance Manual,

Supplement 5 Avionics Systems.

Remove and insert the pages listed below. Avoid unintentional removal of pages by following this

list carefully. Special instructions are denoted with asterisks where applicable.

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i through ii i through ii

v through viii * v through viii

xi through INTRO-2 xi through INTRO-2

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3-1 through 3-2 3-1 through 3-2

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Rev. 18

i Apr 30/2020

ENSTROM TH-28/480 SERIES MAINTENANCE MANUAL

SUPPLEMENT 5

AVIONIC SYSTEMS

The Airworthiness Limitations Section is FAA approved and specifies inspections and

other maintenance required under 14 CFR §§ 43.16 and 91.403 of the Federal Aviation

Regulations unless an alternative program has been FAA approved.

For EASA approval, the Airworthiness Limitations Section is approved and variations

must also be approved.

The Enstrom Helicopter Corporation

2209 22

Street

Menominee, Michigan 49858

Telephone: 906-863-1200

Fax: 906-863-6821

ENSTROM TH-28/480 SERIES MAINTENANCE MANUAL SUPPLEMENT 5

Rev. 8

ii Apr 27/12

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Rev. 18

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RECORD OF REVISIONS

REV

NO.

ISSUE

DATE

INSERTED

BY REV NO. ISSUE

DATE

INSERTED

1 Nov 21/08 Nov 21/08 JW

2 Mar 9/09 Mar 9/09 JW

3 Jul 14/10 Jul 14/10 JW

4 Nov 9/10 Nov 9/10 JW

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14 Dec 20/17 Dec 20/17 JW

15 Aug 15/18 Aug 15/18 JW

16 May 7/19 May 7/19 JW

17 May 23/19 May 23/19 JW

18 Apr 30/20 May 26/20 JW

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Rev. 18

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TABLE OF CONTENTS

Chapter Description Page

Cover Page ......................................................................................... i

Recommended Change Report..........................................................iii

Record of Revisions ........................................................................... v

Table of Contents ..............................................................................vii

Effective Page List..............................................................................ix

Introduction

Avionic System(s) Effectivity ..................................................INTRO-1

Aircraft Effectivity....................................................................INTRO-1

Supplemental Changes and Revisions ..................................INTRO-1

Application of Warnings, Cautions, and Notes .......................INTRO-3

Chapter 1 TAS600 Traffic Advisory System

System Description ......................................................................... 1-1

Airworthiness Limitations................................................................. 1-2

Servicing.......................................................................................... 1-3

Troubleshooting.......................................................................... 1-3

Periodic Inspections.................................................................... 1-3

System Maintenance....................................................................... 1-4

TAS600 Processor...................................................................... 1-4

TAS600 Transponder/Coupler.................................................... 1-5

TAS600 Antennas....................................................................... 1-5

TAS600 Wiring Harnesses/Connectors ...................................... 1-6

Figures and Electrical Diagrams ..................................................... 1-7

Chapter 2 SL30 NAV COM Transceiver

System Description ......................................................................... 2-1

Airworthiness Limitations................................................................. 2-2

Servicing.......................................................................................... 2-3

Troubleshooting.......................................................................... 2-3

Periodic Inspections.................................................................... 2-3

System Maintenance....................................................................... 2-4

Figures and Electrical Diagrams ..................................................... 2-5

Chapter 3 Sandia SAE5-35 Altitude Data System

System Description ......................................................................... 3-1

Airworthiness Limitations................................................................. 3-2

Servicing.......................................................................................... 3-3

Troubleshooting.......................................................................... 3-3

Periodic Inspections.................................................................... 3-3

System Maintenance....................................................................... 3-4

Electrical Diagram ........................................................................... 3-7

ENSTROM TH-28/480 SERIES MAINTENANCE MANUAL SUPPLEMENT 5

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TABLE OF CONTENTS

Chapter Description Page

Chapter 4 Mid-Continent Instruments MD200 Series CDI

System Description ......................................................................... 4-1

Airworthiness Limitations................................................................. 4-2

Servicing.......................................................................................... 4-3

Troubleshooting.......................................................................... 4-3

Periodic Inspections.................................................................... 4-3

System Maintenance....................................................................... 4-4

Electrical Diagram ........................................................................... 4-7

Chapter 5 Safe Flight Powerline Detection System

System Description ......................................................................... 5-1

Airworthiness Limitations................................................................. 5-2

Servicing.......................................................................................... 5-3

Troubleshooting.......................................................................... 5-3

Periodic Inspections.................................................................... 5-3

Special Instructions..................................................................... 5-3

System Maintenance....................................................................... 5-5

Functional Test ........................................................................... 5-9

Figures and Electrical Diagram ..................................................... 5-10

Chapter 6 NAT Dual Channel Audio Controller / NAT Audio Mixing Amplifier

System Description ......................................................................... 6-1

Airworthiness Limitations................................................................. 6-2

Servicing, Troubleshooting, and Periodic Inspections..................... 6-3

System Maintenance....................................................................... 6-4

Figures and Electrical Diagrams ..................................................... 6-5

Chapter 7 Attitude Indicator and Directional Gyro

System Description ......................................................................... 7-1

Airworthiness Limitations................................................................. 7-2

Servicing, Troubleshooting, and Periodic Inspections..................... 7-3

System Maintenance....................................................................... 7-4

Figures and Electrical Diagrams ..................................................... 7-5

Chapter 8 Garmin GNS 430W/530W GPS/WAAS Navigator

System Description ......................................................................... 8-1

Airworthiness Limitations................................................................. 8-2

Servicing, Troubleshooting, and Periodic Inspections..................... 8-3

System Maintenance....................................................................... 8-4

Figures and Electrical Diagrams ..................................................... 8-6

ENSTROM TH-28/480 SERIES MAINTENANCE MANUAL SUPPLEMENT 5

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EFFECTIVE PAGE LIST

Page Date Page Date

i Apr 30/2020

ii Apr 27/12

iii Aug 15/18

iv Jun 5/14

v Apr 30/2020

vi Jun 5/14

vii Apr 30/2020

viii Aug 15/18

ix May 7/19

x Aug 15/18

xi Apr 30/2020

xii Apr 30/2020

xiii Apr 30/2020

xiv Dec 20/17

INTRO-1 May 7/19

INTRO-2 Apr 30/2020

INTRO-3 Dec 20/17

INTRO-4 Dec 20/17

1-1 Nov 5/08

1-2 Apr 30/2020

1-3 Nov 5/08

1-4 Nov 5/08

1-5 Nov 5/08

1-6 Nov 5/08

1-7 Nov 5/08

1-8 Nov 5/08

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1-12 Nov 5/08

1-13 Nov 5/08

1-14 Nov 5/08

2-1 Apr 27/12

2-2 Apr 30/2020

2-3 Nov 9/10

2-4 Nov 9/10

2-5 Apr 27/12

2-6 Apr 27/12

3-1 Mar 9/09

3-2 Apr 30/2020

3-3 Mar 9/09

3-4 Mar 9/09

3-5 Mar 9/09

3-6 Mar 9/09

3-7 Mar 9/09

3-8 Mar 9/09

4-1 May 7/19

4-2 Aug 15/18

4-3 Aug 15/18

4-4 Aug 15/18

4-5 Aug 15/18

4-6 Aug 15/18

4-7 Aug 15/18

4-8 Aug 15/18

4-9 May 7/19

4-10 Aug 15/18

5-1 Feb 24/11

5-2 Apr 30/2020

5-3 Feb 24/11

5-4 Feb 24/11

5-5 Feb 24/11

5-6 Feb 24/11

5-7 Feb 24/11

5-8 Feb 24/11

5-9 Feb 24/11

5-10 Feb 24/11

5-11 Feb 24/11

5-12 Feb 24/11

6-1 Jan 14/11

6-2 Apr 30/2020

6-3 Jan 14/11

6-4 Jan 14/11

6-5 Apr 30/2020

6-6 Jan 14/11

6-7 Apr 30/2020

6-8 Jan 14/11

6-9 Jun 5/14

6-10 Jun 5/14

6-11 Nov 12/14

6-12 Nov 12/14

6-13 Apr 30/2020

6-14 Apr 30/2020

6-15 Apr 30/2020

6-16 Apr 30/2020

7-1 Nov 11/11

7-2 Apr 30/2020

7-3 Nov 11/11

7-4 Nov 11/11

7-5 Nov 11/11

7-6 Nov 11/11

7-7 Nov 11/11

7-8 Nov 11/11

8-1 May 1/13

8-2 Apr 30/2020

8-3 May 1/13

8-4 May 1/13

8-5 May 1/13

8-6 May 1/13

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EFFECTIVE PAGE LIST

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8-7 May 1/13

8-8 May 1/13

8-9 May 1/13

8-10 May 1/13

8-11 May 1/13

8-12 May 1/13

8-13 May 1/13

8-14 May 1/13

9-1 Aug 15/18

9-2 Aug 15/18

9-3 Nov 12/14

9-4 Dec 20/17

9-5 Aug 15/18

9-6 Aug 15/18

9-7 Aug 15/18

9-8 Aug 15/18

9-9 Aug 15/18

9-10 Aug 15/18

9-11 Dec 20/17

9-12 Dec 20/17

9-13 Apr 30/2020

9-14 Apr 30/2020

10-1 Aug 15/18

10-2 Aug 15/18

10-3 Oct 20/15

10-4 Nov 12/14

10-5 May 7/19

10-6 May 7/19

10-7 May 7/19

10-8 May 7/19

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10-10 May 7/19

10-11 May 7/19

10-12 May 7/19

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11-2 May 7/19

11-3 May 7/19

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11-6 Apr 30/2020

11-7 Apr 30/2020

11-8 Apr 30/2020

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11-14 Dec 20/17

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11-29 May 7/19

11-30 May 7/19

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11-32 Aug 15/18

11-33 Apr 30/2020

11-34 Apr 30/2020

12-1 Nov 12/14

12-2 Apr 30/2020

12-3 Nov 12/14

12-4 Nov 12/14

12-5 Nov 12/14

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12-7 Nov 12/14

12-8 Nov 12/14

12-9 May 7/19

12-10 May 7/19

13-1 Nov 12/14

13-2 Apr 30/2020

13-3 Nov 12/14

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13-6 May 7/19

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13-16 Nov 12/14

13-17 May 7/19

13-18 May 7/19

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