TCDS A7SO

Models covered (8)

• PA-34-200 (Seneca)
• PA-34-200T (Seneca II)
• PA-34-220T (Seneca III)
• PA-34-220T (Seneca IV)
• PA-34-220T (Seneca V)
• PA-34-220T
• PA-34-200T
• PA-34-200

SAIBs (4)

• CE-09-15 Landing Gear - Nose Gear Centering Attach Bolt
• CE-04-89
• CE-04-78
• CE-01-28

Special conditions + ELOS findings

• ELOS ACE-96-01 Powerplant Instruments

Certification basis — 14 CFR

• Part 23
• Part 36
• Part 13

Specific sections

• Sec. 23.13
• Sec. 23.15
• Sec. 23.25
• Sec. 23.29
• Sec. 23.175
• Sec. 23.201
• Sec. 23.203
• Sec. 23.205
• Sec. 23.207
• Sec. 23.251
• Sec. 23.301
• Sec. 23.305
• Sec. 23.307
• Sec. 23.337
• Sec. 23.341
• Sec. 23.395
• Sec. 23.397
• Sec. 23.561
• Sec. 23.603
• Sec. 23.605
• Sec. 23.607
• Sec. 23.611
• Sec. 23.613
• Sec. 23.683
• Sec. 23.771
• Sec. 23.773
• Sec. 23.777
• Sec. 23.867
• Sec. 23.901
• Sec. 23.909
• Sec. 23.955
• Sec. 23.959
• Sec. 23.1041
• Sec. 23.1301
• Sec. 23.1303
• Sec. 23.1305
• Sec. 23.1308
• Sec. 23.1309
• Sec. 23.1311
• Sec. 23.1321
• Sec. 23.1322
• Sec. 23.1323
• Sec. 23.1325
• Sec. 23.1327
• Sec. 23.1329
• Sec. 23.1331
• Sec. 23.1335
• Sec. 23.1351
• Sec. 23.1353
• Sec. 23.1357
• Sec. 23.1359
• Sec. 23.1365
• Sec. 23.1419
• Sec. 23.1431
• Sec. 23.1441
• Sec. 23.1501
• Sec. 23.1523
• Sec. 23.1529
• Sec. 23.1541
• Sec. 23.1543
• Sec. 23.1545
• Sec. 23.1547
• Sec. 23.1557
• Sec. 23.1563
• Sec. 23.1581
• Sec. 23.1583
• Sec. 23.1585

Engineering specs · extracted from TCDS PDF, union across models

Fuel

98 gal

Oil

2 gal

Fuel grade 100/130 minimum grade aviation gasoline

Fleet view · 989 registered tails · FAA registry, median and p10–p90

Seats

7

n=989

Horsepower

225

180–225

Cruise (kts)

105

66–105

Year of mfr

1978

1971–2024

NTSB events

210

across all model variants

Applicable ADs

200

FAA airworthiness directives

Per-tail rate

0.21 events / tail · 0.20 ADs / tail