AD 86-17-01

Airworthiness directive · Ammeter Replacement · Piper PA-28-150, PA-28-160, PA-28-180 and 20 more

Effective
August 21, 1986
Published
August 14, 1986
Issued
August 6, 1986
Models
PA-28-150, PA-28-160, PA-28-180, PA-28-181, PA-28-201T, PA-28-235 and 17 more
Registered aircraft
16,143 matched by model
Product
Aircraft · Small airplane
Amendment
39-5393

Unofficial copy of the text in the FAA’s Dynamic Regulatory System. The FAA’s own copy is the authoritative one. DRS record last changed November 21, 2025.

On this page

The airworthiness directive

86-17-01 PIPER AIRCRAFT CORPORATION: Amendment 39-5393. Applies to the following Piper models and serial numbers certificated in any category except those airplanes equipped with ninety (90) ampere alternators:

MODELS AFFECTED: SERIAL NUMBERS AFFECTED PA-28-150/160 Cherokee 28-3378 thru 28-4377 PA-28-180 Archer 28-3378 thru 28-7505259 and 28-E13 PA-28-181 Archer II 28-7690001 thru 28-8190279, 28-8290017, 28-8290018, 28-8290028, 28-8290033, 28-8290034 and 28-8290036 PA-28-235 Cherokee 28-10720 thru 28-7710089 and 28-E11 PA-28-236 Dakota 28-7911001 thru 28-8511020 PA-28-201T Turbo Dakota 28-7921001 thru 28-7921091 PA-28R-180 Arrow I 28R-30004 thru 28R-30481, 28R-30483 thru 28R-7130013 PA-28R-200 Arrow II 28R-30482, 28R-35001 thru 28R-7635545 PA-28R-201 Arrow III 28R-7737001 thru 28R-7837317 PA-28R-201T Turbo Arrow III 28R-7703001 thru 28R-7803373 PA-28RT-201 Arrow IV 28R-7918001 thru 28R-8218026 PA-28RT-201T Turbo Arrow IV 28R-7931001 thru 28R-8631006 PA-32-260 Cherokee 32-1 thru 32-7800008 PA-32-300 Cherokee Six 32-40000 thru 32-7940290 PA-32R-300 Lance 32R-7680001 thru 32R-7880068 PA-32RT-300 Lance II 32R-7885001 thru 32R-7985105 PA-32RT-300T Turbo Lance II 32R-7787001 thru 32R-7987126 PA-32-301 Saratoga 32-8006001 thru 32-8106087 PA-32-301T Turbo Saratoga 32-8024001 thru 32-8124030 PA-32R-301 Saratoga SP 32R-8013001 thru 32R-8113094 PA-32R-301T Turbo Saratoga SP 32R-8029001 thru 32R-8129090 PA-34-200T Seneca II 34-7570001 thru 34-8170092

Compliance: Required as indicated, unless already accomplished.

To prevent smoke in the cockpit and possibly complete electrical failure resulting from shorting of ammeter terminal posts, accomplish the following:

(a) Within the next 50 hours time-in-service (TIS) after the effective date of this AD, replace the ammeter(s) with Ammeter Replacement Kit(s), Piper Part No. 765-186, on the above listed airplanes in accordance with the instructions contained in Piper Service Bulletin No. 811A, dated May 12, 1986.

(b) Airplanes may be flown in accordance with FAR 21.197 to a location where this AD can be accomplished.

(c) An equivalent method of compliance if used, must be approved by the Manager, Atlanta Aircraft Certification Office, FAA, 1075 Inner Loop Road, College Park, Georgia 30337.

All persons affected by this directive may obtain copies of the document(s) referred to herein upon request to Piper Aircraft Corp., 2926 Piper Drive, Vero Beach, Florida 32960, or the FAA, Rules Docket, Office of Regional Counsel, Room 1558, 601 East 12th Street, Kansas City, Missouri 64106.

This AD supersedes AD 80-24-03, Amendment 39-3978.

This amendment becomes effective on August 21, 1986.

Affected TCDS · 3

The type certificate data sheets for the models this AD names, matched by model and maker.

Registered aircraft · 16,143

Registered aircraft whose airframe or engine model this AD names. Matched by model only, so check each against the AD’s applicability.

By aircraft maker
  • Piper16,101 aircraft
  • New Piper41 aircraft
  • Piper/Valdes-Ervin1 aircraft
By year built
19482026
Registered aircraft by year built: 13,949 aircraft
19481
19541
196154
1962213
1963315
1964420
1965549
1966686
1967747
1968749
1969579
1970204
1971342
1972485
1973593
1974361
1975512
1976764
1977929
1978967
1979936
1980430
1981363
1982164
1983100
198496
198569
198622
198714
198819
198931
19902
19928
199329
199418
199531
199644
199762
1998101
1999104
2000127
200191
200272
200360
200439
200536
200645
200733
20088
20106
20114
20121
201337
201449
201512
201636
201763
201889
2019139
2020114
2021108
2022126
2023140
2024142
2025162
202696

2,194 with no year recorded

By model

See all 27 models

Aircraft

See all 16,143 aircraft