JASC 7922

Service difficulty reports · 268

Reports filed under 7922 · Engine Oil Temperature Regulator, newest first.

Query with SQL
duckdb -csv -c "SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy
  FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet'
  WHERE jasc_code = '7922'
  ORDER BY difficulty_date DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

SDR 95ZZZX986Bypass Valve · nut looseNUT LOOSE. CHECKED PER SB NR 518A (LYCOMING).Feb 27, 1995 · N27910 · Piper PA31350SDR 95ZZZX985Valve · crimp nut looseWHILE COMPLYING WITH LYCOMING MANDATORY SB 518A, THE FOLLOWING DISCREPANCIES WERE NOTED ON BOTH LEFT AND RIGHT THERMOSTATIC BYPASS VALVES. INSUFFICIENT CRIMP DEPTH ON CRIMP NUT. CRIMP NUT WAS LOOSE ON SHAFT. EXCESSIVE WEAR NOTED ON BOTH VALVE SEATS.Feb 24, 1995 · N66883 · Piper PA31350SDR 95ZZZX984Valve · crimp nut looseWHILE COMPLYING WITH LYCOMING MANDATORY SB NR 518A, THE FOLLOWING DISCREPANCIES WERE NOTED ON BOTH LEFT AND RIGHT THERMOSTATIC BYPASS VALVES. INSUFFICIENT CRIMP DEPTH ON CRIMP NUT. CRIMP NUT WAS LOOSE ON SHAFT. EXCESSIVE WEAR NOTED ON BOTH VALVE SEATS.Feb 24, 1995 · N66883 · Piper PA31350SDR 95ZZZX1357Valve · loose crimp nutWHILE COMPLYING WITH LYCOMING SB 518A, FOUND CRIMP NUT LOOSE SHOWN IN STEP 2 OF BULLETIN. SUBMITTER SUGGESTS CRIMP NUT LOOSE DUE TO POOR DESIGN.Feb 24, 1995 · N9436C · Piper PA28R201SDR 95ZZZX1358Valve · loose crimp nutWHILE COMPLYING WITH LYCOMING SB 518A, FOUND CRIMP NUT LOOSE AS SHOWN IN STEP 2 OF BULLETIN. SUBMITTER SUGGESTS CRIMP NUT LOOSE DUE TO POOR DESIGN.Feb 23, 1995 · N65503 · Beech C23SDR 95ZZZX1103Valve · loose crimp nutWHILE COMPLYING WITH LYCOMING SB 518A, FOUND CRIMP NUT LOOSE AS SHOWN IN STEP 2 OF BULLETIN. ALSO, FOUND THERMO BELLOWS DAMAGED. CRIMP NUT LOOSE DUE TO POOR DESIGN.Feb 21, 1995 · N614PW · Beech C23SDR 95ZZZX1151Valve · crimp nut looseWHILE COMPLYING WITH LYCOMING SB 518, FOUND CRIMP NUT LOOSE AS SHOWN IN STEP 2 OF BULLETIN. SUBMITTER SUGGESTS CRIMP NUT LOOSE DUE TO POOR DESIGN.Feb 16, 1995 · N6626D · Beech C23SDR 95ZZZX827Valve · loose crimp nutWHILE COMPLYING WITH LYCOMING SB 518, FOUND CRIMP NUT LOOSE DUE TO POOR DESIGN.Feb 7, 1995 · N3868N · Beech 76SDR 95ZZZX815Valve · defectiveWHILE COMPLYING WITH LYCOMING SB 518, FOUND VALVE ASSEMBLY LOOSE IN VALVE HOUSING. SNAP RING GROOVE IN VALVE WORN OUT. FOUND SEVERE NICKS IN RETURN SPRING AND BELLOWS. NICKS APPEAR TO BE CAUSED BY EXCESSIVE SIDE MOVEMENT DUE TO LOOSE SNAP RING GROOVE.Feb 7, 1995 · N3829X · Beech C23SDR 95ZZZX806Valve · crimp nut looseWHILE COMPLYING WITH LYCOMING SB 518, FOUND CRIMP NUT LOOSE AS SHOWN IN STEP 2 OF BULLETIN. CRIMP NUT LOOSE DUE TO POOR DESIGN.Feb 7, 1995 · N3868N · Beech 76SDR 95ZZZX1152Valve · crimp nut looseINSPECTION PER LYCOMING SB 518. PHYSICAL INSPECTION OF CRIMP NUT FOUND LOOSE ON THE THERMOSTATIC BYPASS VALVE, PN 75944, PART REPLACED.Feb 7, 1995 · N8384Y · Piper PA28236SDR 95ZZZX773Bypass Valve · loose crimp nutWHILE COMPLYING WITH LYCOMING SB 518, FOUND CRIMP NUT LOOSE AS SHOWN IN STEP 2 OF BULLETIN. CRIMP NUT LOOSE DUE TO POOR DESIGN.Feb 2, 1995 · N5115R · Beech C23SDR 95ZZZX769Bypass Valve · loose crimp nutWHILE COMPLYING WITH LYCOMING SB 518, FOUND CRIMP NUT LOOSE AS SHOWN IN STEP 2 OF BULLETIN. CRIMP NUT LOOSE DUE TO POOR DESIGN.Feb 2, 1995 · N9436C · Piper PA28R201SDR 95ZZZX768Bypass Valve · loose crimp nutWHILE COMPLYING WITH LYCOMING SB 518, FOUND CRIMP NUT LOOSE AS SHOWN IN STEP 2 OF BULLETIN. CRIMP NUT LOOSE DUE TO POOR DESIGN.Feb 2, 1995 · N13FC · Beech C23SDR 95ZZZX1153Vernatherm · crimp nut failedDURING ENGINE OVERHAUL (TBO), VERNATHERM WAS REMOVED AND FOUND WITH NUT MISSING. SEAT AND SPRING WERE FOUND WITH REST OF THE PART, NUT WAS FOUND IN OIL COOLER. SUGGEST POSSIBLE REMEDY WOULD BE TO NOT CRUSH THE NUT, BUT TO USE A 'COTTER PIN' OR 'ROLL PIN'. OFeb 1, 1995 · N27975 · Piper PA31325SDR 95ZZZX688Vernatherm Valve · defectiveVERNATHERM VALVE DOES NOT MOVE UNTIL OIL TEMPERATURE REACHES 235 DEGREES FAHRENHEIT. RED-LINE IS 245 DEGREES FAHRENHEIT.Jan 29, 1995 · N3582X · Piper PA31350SDR 95ZZZX1621Valve · nut looseINSPECTED VALVE PER LYCOMING SB 518 AND FOUND NUT TO BE LOOSE. NUT SWAGE DIMENSION IS .215 INCH. (ORDERED NEW VALVE.) SB DATED 11-4-94. RECEIVED SB 1-24-95.Jan 26, 1995 · N557DC · Hughes 269CSDR 95ZZZX1593Valve · crimp nut looseINSPECTED VALVES IN BOTH ENGINES. NUT SWAGE DIMENSIONS ARE APPROXIMATELY .200 INCH. BOTH BYPASS VALVES CRIMP NUTS LOOSE.Jan 26, 1995 · N854ND · Piper PA44180
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