ENSTROM TH-28/480 Series Manual de usuario
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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
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i through ii i through ii
v through viii * v through viii
xi through INTRO-2 xi through INTRO-2
1-1 through 1-2 1-1 through 1-2
2-1 through 2-2 2-1 through 2-2
3-1 through 3-2 3-1 through 3-2
5-1 through 5-2 5-1 through 5-2
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11-1 through 11-8 11-1 through 11-8
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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.
Copyright 2008-2020 by
The Enstrom Helicopter Corporation
2209 22
nd
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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RECORD OF REVISIONS
REV
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INSERTED
BY REV NO. ISSUE
DATE
DATE
INSERTED
BY
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
5 Jan 14/11 Jan 14/11 JW
6 Feb 24/11 Feb 24/11 JW
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9 May 1/13 May 1/13 JW
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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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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
Rev. 15
viii Aug 15/18
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
Rev. 18
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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
1-9 Nov 5/08
1-10 Nov 5/08
1-11 Nov 5/08
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
Page Date Page Date
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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11-1 Apr 30/2020
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11-7 Apr 30/2020
11-8 Apr 30/2020
11-9 Aug 15/18
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12-1 Nov 12/14
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13-18 May 7/19
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