# Service difficulty reports: Cessna 172H

A list on [Cessna 172H](https://openairdocs.org/model/cessna-172h.md).

Newest first. General aviation reporting is voluntary.

- [SDR 2023FA0000625](https://openairdocs.org/sdr/2023FA0000625.md): Cylinder · separated · Jun 19, 2023 · N2838L · Cessna 172H · Reciprocating Engine Cylinder Section
  > CYL €¢3 DEVELOPED/, CRACK IN THE CYLINDER HEAD BETWEEN COOLING FINS IIPPROXIMATEL Y 1 625 INCHED ABOVE LOWEST FINE AT HE/ID/ 81\RREL ATTACHMENT. IOCIITED IN LOWER CORNEER EDGE OF CLINDER HEAD ON INTAKE VALVE SIDE. PILOT NOFLCED CYL HEAD !HIP RISINC, TO APPR
- [SDR 2013FA0000703](https://openairdocs.org/sdr/2013FA0000703.md): Shaft · broken · Nov 18, 2013 · N2600L · Cessna 172H · Magneto/Distributor
  > ROTATING SHAFT FOR ROTATING MAGNET. SHAFT BROKEN AT AFT FLANGE WHERE MAGNET IS PRESSED ON. FWD AND AFT BEARING ARE STILL GOOD. OIL IN MAG DUE TO SLOPE IN SHAFT. DUE TO THE WAY THE SHAFT WAS BROKEN THE MAGNETO STILL TRY TO FUNCTION.
- [SDR CA110427016](https://openairdocs.org/sdr/CA110427016.md): Line · chafed · Apr 21, 2011 · Cessna 172H · Engine Fuel Distribution
  > (CAN) DURING A FLOATS TO WHEELS CHANGE OVER, A RIGID FUEL LINE WAS DISCOVERED CHAFED THRU 98 PERCENT OF THE WALL THICKNESS. THE CHAFE MEASURED 1" LONG BY.3750" LONG. THE LINE WAS THE MAIN ENGINE FUEL FEED LINE FROM THE FUEL SELECTOR VALVE TO THE FIREWALL. TH
- [SDR 2009FA0000647](https://openairdocs.org/sdr/2009FA0000647.md): Cam · deformed · Jul 22, 2009 · N4960R · Cessna 172H · Magneto/Distributor
  > THE CAM FOR THE MAGNETO WAS FOUND TO BE NON UNIFORM IN SHAPE. AFTER INSTALLATION OF THIS PART THE POINT GAP WAS DIFFERENT ON EACH CAM LOBE.
- [SDR CA090512007](https://openairdocs.org/sdr/CA090512007.md): Hinge Bracket · cracked · Apr 3, 2009 · Cessna 172H · Rudder Structure
  > (CAN) DURING A ROUTINE INSP THERE WAS SOME PLAY FOUND IN RUDDER HINGES AND AFTER A CLEANING AND CLOSE VISUAL INSP THERE WAS A CRACK OBSERVED IN THE LWR HINGE BRACKETS BOTH THE UPPER AND LOWER BRACKETS PN 0531018-1 AND 0531018-2. THE BRACKETS WERE REPLACED AND
- [SDR 2008FA0000123](https://openairdocs.org/sdr/2008FA0000123.md): Bulkhead · cracked · Jan 14, 2008 · N4987R · Cessna 172H · Propeller Spinner Section
  > PROP SPINNER FWD, BULKHEAD CRACKED NEAR MOUNT BOLTS. PART PROBABLY NOT STURDY. RECOMMEND PART BE MADE OF THICKER METAL DOUBLER INSTALLED. ALSO, IT APPEARED THAT MOUNT BOLT HOLES MAY BE TOO LARGE. (K)
- [SDR 2007FA0000818](https://openairdocs.org/sdr/2007FA0000818.md): Rocker · misinstalled · Sep 19, 2007 · N4960R · Cessna 172H · Reciprocating Engine Cylinder Section
  > ROCKER COVERS REMOVED DURING 100 HOUR INSPECTION TO INSPECT INTAKE AND EXHAUST ROCKERS FOR CORRECT INSTALLATION. FOUND NR1 AND NR6 CYLINDERS HAD INTAKE ROCKER (P/N 639614) INSTALLED IN THE EXHAUST VALVE POSITION. PARTS MANUAL CALLS FOR P/N 639615 ROCKER TO BE
- [SDR 2007FA0000210](https://openairdocs.org/sdr/2007FA0000210.md): Rocker · incorrect · Feb 20, 2007 · N8848Z · Cessna 172H · Reciprocating Engine Cylinder Section
  > PILOT REPORTED LOSS OF POWER (600 RPM DROP) SIGNIFICANT ENGINE ROUGHNESS DURING CLIMB. ENGINE RECOVERED SHORTLY AFTERWARDS. PILOT ELECTED TO CONTINUE AND HAD SAME PROBLEM AGAIN DURING CRUISE FLIGHT. ENGINE RECOVERED ON ITS OWN ONCE AGAIN. PILOT SAID CARB HEAT
- [SDR 2006FA0000311](https://openairdocs.org/sdr/2006FA0000311.md): Float · failed · Feb 24, 2006 · N3786R · Cessna 172H · Fuel Quantity Sensor
  > LEFT WING FUEL GAGE REGISTERED EMPTY. UPON INSPECTION OF THE FLOAT ASSEMBLY, FOUND FLOAT TO BE ONE THIRD FULL OF FUEL. METAL FLOAT HAS MULTIPLE PIN HOLES. RIGHT SIDE WAS FINE - NO LEAKS.
- [SDR 2007FA0000212](https://openairdocs.org/sdr/2007FA0000212.md): Sump · leaking · Dec 21, 2005 · N8848Z · Cessna 172H · Reciprocating Engine Rear Section
  > DURING NEWLY OVERHAULED ENGINE INSTALLATION AN OIL LEAK WAS DISCOVERED. WHEN BREAK-IN OIL WAS ADDED TO OIL SUMP FOR INITIAL ENGINE RUN, OIL WAS OBSERVED LEAKING ONTO NOSE TIRE. FURTHER EXAMINATION REVEALED OIL LEAK WAS ORIGINATING FROM LEFT REAR OF ENGINE WH
- [SDR 2005FA0000387](https://openairdocs.org/sdr/2005FA0000387.md): Spar · cracked · Feb 1, 2005 · N4974R · Cessna 172H · Wing Spar
  > DURING A BORESCOPE INSPECTION OF THE REAR WING SPAR, A CRACK WAS FOUND AT THE IB FLAP TRACK ATTACH POINT. PROBABLE CAUSE IS FATIGUE. THIS IS A VERY HIGH TIME AC WITH OVER 13,000 HOURS TT. IT HAS ALSO BEEN USED AS A FLIGHT TRAINER FOR ITS ENTIRE LIFE. (K)
- [SDR 2005FA0000389](https://openairdocs.org/sdr/2005FA0000389.md): Spar · cracked · Jan 31, 2005 · N4989R · Cessna 172H · Wing Spar
  > DURING A BORESCOPE INSPECTION, A CRACK WAS FOUND IN THE RT REAR SPAR AT THE IB FLAP TRACK ATTACH POINT. PROBABLE CAUSE IS FATIGUE. THIS IS A VERY HIGH TIME AIRCRAFT WITH OVER 12,000 HOURS TT. IT HAS ALSO BEEN USED AS A FLIGHT TRAINER FOR ITS ENTIRE LIFE. (K
- [SDR 2005FA0000388](https://openairdocs.org/sdr/2005FA0000388.md): Spar · cracked · Jan 31, 2005 · N4989R · Cessna 172H · Wing Spar
  > WHILE CHANGING THE FLAP TRACKS ON THE LT WING 2 SMALL CRACKS,.2500 INCH LONG, EACH WERE NOTICED ON THE IB AFT WING SPAR AT THE IB FLAP TRACK ATTACH POINT. PROBABLE CAUSE IS FATIGUE. THIS IS A VERY HIGH TIME AIRCRAFT WITH OVER 12,000 HOURS TT. IT HAS ALSO B
- [SDR 2005FA0000386](https://openairdocs.org/sdr/2005FA0000386.md): Flap Track · worn · Jan 31, 2005 · N4992R · Cessna 172H · Trailing Edge Flaps
  > DURING PREFLIGHT, THE LT OB FLAP TRACK WAS NOTICED TO HAVE DAMAGE. AIRCRAFT WAS IMMEDIATELY GROUNDED AND THE FLAP TRACKS AND ROLLERS WERE REPLACED WITH NEW PARTS. NO FURTHER DAMAGE HAD OCCURRED TO THE FLAP ASSY. SINCE MFG DOES NOT HAVE LIMITATIONS ON THEIR
- [SDR 2005FA0000385](https://openairdocs.org/sdr/2005FA0000385.md): Flap Track · worn · Jan 31, 2005 · N4989R · Cessna 172H · Trailing Edge Flaps
  > WHILE FLAPS WERE BEING RETRACTED, THE LT IB FLAP ATTACH BRACKET CAUGHT ON THE WING COVE PANEL SUPPORT. THIS CAUSED SUBSTANTIAL DAMAGE TO THE COVE PANEL SUPPORT AS WELL AS THE ATTACH BRACKET. CAUSE WAS DETERMINED TO BE WORN FLAP TRACKS. THE FLAP TRACKS AND R
- [SDR 2005FA0000198](https://openairdocs.org/sdr/2005FA0000198.md): Spar · cracked · Jan 31, 2005 · N4992R · Cessna 172H · Trailing Edge Flaps
  > WHILE REPLACING THE FLAP TRACK ASSY, A CRACK APPROX 2 INCHES IN LENGTH AND RUNNING THROUGH THE LOWER RIVET HOLES WAS FOUND UNDER THE IB FLAP TRACK. PROBABLE CAUSE IS FATIGUE. RECOMMEND THESE AC WITH MORE THAT 8,000 HOURS TT BE INSPECTED BY BORESCOPE OR OTHER
- [SDR 2005FA0000692](https://openairdocs.org/sdr/2005FA0000692.md): Control Column · corroded · Jan 19, 2005 · N2881L · Cessna 172H · Control Column Section
  > WHILE ACCOMPLISHING SEB ON CONTROL YOKE, FOUND WATER WHEN INSP HOLE WAS DRILLED AT BASE OF CENTER TUBE..2500 CUP OF BLACK RESIDUE WAS FOUND WHEN TUBE WAS CUT OPEN. INSIDE OF CONTROL YOKE TUBE WAS RUSTED MODERATELY THE FULL LENGTH OF CENTER TUBE. NO LEAK IN
- [SDR CA040819001](https://openairdocs.org/sdr/CA040819001.md): Carburetor · failed · Jun 10, 2004 · Cessna 172H · Fuel Control/Reciprocating Engines
  > (CAN) ENGINE REPORTED RUNNING INTERMITTENTLY. MIXTURE OPERATES ONLY THROUGH LIMITED RANGE. INSPECTION REVEALS LARGE MOUSE NEST IN AIR BOX AND CARBURETOR AS FAR AS VENTURI. SEVEN DEAD INFANT MICE FOUND IN NEST. ENTRY TO CARB THROUGH CABIN HEATER DUCTING. AIR
- [SDR AUS20040015](https://openairdocs.org/sdr/AUS20040015.md): Support · cracked · Jan 14, 2004 · Cessna 172H · Propeller Spinner Section
  > (AUS) PROPELLER SPINNER FORWARD SUPPORT CRACKED AROUND PROPELLER BOLT ATTACHMENT HOLES. SUPPORT HAD BEEN FITTED 30 HOURS AGO DUE TO THE SAME PROBLEM WITH THE PREVIOUS SUPPORT.
- [SDR 2003FA0000289](https://openairdocs.org/sdr/2003FA0000289.md): Baffle · broken · Mar 14, 2003 · N4977R · Cessna 172H · Fuel Storage
  > DURING VISUAL INSPECTION, FOUND FUEL TANK BAFFLE SPOT WELDS BROKEN LOOSE, ALLOWING BAFFLE TO MOVE AROUND FREELY INSIDE FUEL TANK. THIS CONDITION COULD CAUSE FUEL STARVATION DURING A DECENT WITH A LOW FUEL QUANTITY AND COULD CAUSE ERRONEOUS FUEL QUANTITY INDICA
- [SDR 2003FA0000288](https://openairdocs.org/sdr/2003FA0000288.md): Baffle · broken · Mar 14, 2003 · N4977R · Cessna 172H · Fuel Storage
  > DURING VISUAL INSPECTION, FOUND FUEL TANK BAFFLE SPOT WELDS BROKEN LOOSE, ALLOWING BAFFLE TO MOVE AROUND FREELY INSIDE FUEL TANK. CONDITION COULD CAUSE FUEL STARVATION DURING DECENT WITH A LOW FUEL QUANTITY, COULD CAUSE ERRONEOUS FUEL QUANTITY INDICATIONS DUE
- [SDR 2003FA0000207](https://openairdocs.org/sdr/2003FA0000207.md): Alternator · inoperative · Feb 17, 2003 · N3941R · Cessna 172H · DC Generator-Alternator
  > FAILURE OF THE SHAFT ON AN OVERHAULED ALTERNATOR. THE PILOT REPORTED AN AMMETER DISCHARGED WHILE CONDUCTING A PART 61 INSTRUCTIONAL FLIGHT. A PRECAUTIONARY LANDING WAS MADE AT THE NEAREST AIRPORT. INSPECTION OF THE ELECTRICAL SYSTEM INDICATED A FRACTURE OF
- [SDR 2002FA0001011](https://openairdocs.org/sdr/2002FA0001011.md): Pulley · loose · Jun 28, 2002 · N1684F · Cessna 172H · DC Generator-Alternator
  > PILOT REPORTED NO ALTERNATOR OUTPUT. INSPECTION FOUND PULLEY LYING INSIDE COWLING FROM ALTERNATOR. ALTERNATOR STILL ON MOUNTS, BUT LOOSE.
- [SDR 2002FA0000156](https://openairdocs.org/sdr/2002FA0000156.md): Connecting Rod · failed · Jan 5, 2002 · N3910R · Cessna 172H · Reciprocating Engine Cylinder Section
  > NR 3 CYLINDER CONNECTING ROD AND CAP FAILED AT THE CRANKSHAFT. CONNECTING ROD FELL TO BOTTOM OF CYLINDER BORE AND WAS REPEATEDLY STRUCK BY THE CRANKSHAFT UNTIL ENGINE WAS SHUT DOWN. THE FAILURE OCCURRED AFTER FINAL POWER REDUCTION DURING A ROUTINE LANDING. P
- [SDR 2002FA0000036](https://openairdocs.org/sdr/2002FA0000036.md): Rheostat · burned · Dec 28, 2001 · N3297L · Cessna 172H · Flight Compartment Lighting
  > SMOKE IN COCKPIT, COMING FROM OVERHEAD. TURNED OFF RADIO LIGHT RHEOSTAT AND INSTRUMENT LIGHT RHEOSTAT. SMOKE THEN QUIT. INVESTIGATION FOUND RADIO LIGHT RHEOSTAT WAS OVERHEATING AND SMOKING. RHEOSTAT WAS REMOVED.
- [SDR 2002FA0000021](https://openairdocs.org/sdr/2002FA0000021.md): Connecting Rod · failed · Nov 26, 2001 · N3910R · Cessna 172H · Reciprocating Engine Power Section
  > NUMBER THREE CYLINDER CONNECTING ROD AND CAP FAILED AT CRANKSHAFT. THE CONNECTING ROD THEN FELL DOWN TO THE BOTTOM OF THE CYLINDER BORE AND WAS STRUCK REPEATEDLY BY THE CRANKSHAFT UNTIL ENGINE WAS SHUTDOWN. THE FAILURE OCCURRED AFTER FINAL POWER REDUCTION DU
- [SDR 20000405SH001](https://openairdocs.org/sdr/20000405SH001.md): Line · leaking · Feb 10, 2000 · N1413F · Cessna 172H · Engine Oil Cooler
  > LEAKING OIL PRESSURE LINE TO THE OIL COOLER. PREMATURE HOSE FAILURE STARTED OUT AS AN OILY SPOT INSIDE THE COWL ON THE RIGHT SIDE AND PROGRESSED TO A STREAK OF OIL DOWN THE BELLY WITH OIL WEEPING OUT THE SIDE WALL OF THE HOSE THE FULL LENGTH. (X)
- [SDR 2000ZZZX95](https://openairdocs.org/sdr/2000ZZZX95.md): Bracket · cracked · Dec 17, 1999 · N1772F · Cessna 172H · Elevator Structure
  > ELEVATOR BELLCRANK SUPPORT BRACKET P/N 0513063-3 CRACKED IN 3 OF 4 BEND RADIUS. THIS AIRCRAFT HAS BEEN STORED INSIDE.
- [SDR 99ZZZX3476](https://openairdocs.org/sdr/99ZZZX3476.md): Control Cable · broken · Aug 1, 1999 · N3788F · Cessna 172H · Aileron Control System
  > YOKE WAS ABOUT 10 DEGREES TO THE LEFT DURING LEVEL FLIGHT. PILOT REQUESTED AN ADJUSTMENT. AN ATTEMPT WAS MADE TO ADJUST CABLES, WHEN PLASTIC COVER WAS REMOVED BEHIND INSTRUMENT PANEL, THE ROD END THAT SCREWED INTO TURNBUCKLE WAS BROKEN AND THE AILERONS WERE
- [SDR 99ZZZX3074](https://openairdocs.org/sdr/99ZZZX3074.md): Solenoid · failed · Jul 1, 1999 · N2491L · Cessna 172H · Engine Starter
  > VENDOR UNKNOWN. IN JULY, APPROXIMATELY 40 CYCLES, THE SOLENOID WOULD NOT FUNCTION. REMOVED/REPLACED WITH GOOD UNIT. DRILLED 4 RIVETS ON CAP AND FOUND THE ENTIRE INTERNAL PLUNGER/CONTACT DISC/STUDS COVERED WITH CORROSION. SUBMITTER STATED WHATEVER IS USED P
- [SDR CA990119024](https://openairdocs.org/sdr/CA990119024.md): Blade · corroded · Jan 13, 1999 · Cessna 172H · Propeller Blade Section
  > (CAN) DURING THE GRINDING PROCESS CORROSION APPEARED. EXTRA GRINDING IN ACCORDANCE WITH THE MCCAULEY MAINTENANCE MANUAL WAS REQUIRED TO REMOVE THE CORROSION PITS FROM THE BLADE(S) CAMBER AND FACES.
- [SDR 99ZZZX717](https://openairdocs.org/sdr/99ZZZX717.md): Bracket · broken · Oct 9, 1998 · N3910R · Cessna 172H · Elevator Control System
  > ELEVATOR BELLCRANK BRACKET FOUND BROKEN IN NUMEROUS SPOTS WHERE IT ATTACHES TO FUSELAGE CROSS RIBS, STA 22 UNDER FLOORBOARD PANEL. DETERMINED POSSIBLE CAUSE AS NO GUSTLOCK INSTALLED DURING HIGH WINDS.
- [SDR AU981051](https://openairdocs.org/sdr/AU981051.md): Torque Link · cracked · Aug 16, 1998 · Cessna 172H · Main Landing Gear Strut/Axle/Truck
  > (AUS) LANDING GEAR TORQUE LINK SIDE WEBS CRACKED IN FIVE PLACES.
- [SDR 98ZZZX2622](https://openairdocs.org/sdr/98ZZZX2622.md): Cylinder · worn · Jul 1, 1998 · N3794F · Cessna 172H · Reciprocating Engine Cylinder Section
  > NR 2 CYLINER REMOVED FOR ZERO COMPRESSION. EXHAUST VALVE SEAT BADLY WORN AND EXHAUST GUIDE VERY LOOSE. INTAKE VALVE ALSO LEAKING AND SEAT IS TOO WIDE. EXHAUST VALVE EXTREMELY LOOSE IN GUIDE. COULD CAUSE HEAD OF VALVE TO BREAK OFF CAUSING A CATASTROPHIC ENG
- [SDR CA980513009](https://openairdocs.org/sdr/CA980513009.md): Rheostat · defective · May 6, 1998 · Cessna 172H · Flight Compartment Lighting
  > (CAN) ON ANNUAL INSPECTION, AD CHECK INDICATED THAT AD 93-24-05 OR SB SEB-92-33R1 HAD NOT BEEN CARRIED OUT, REPLACEMENT OF LIGHT RHEOSTAT DUE TO POSSIBLE FIRE. REPLACED.
- [SDR 97ZZZX4751](https://openairdocs.org/sdr/97ZZZX4751.md): Muffler · cracked · Oct 18, 1997 · N2642L · Cessna 172H · Engine Noise Suppressor
  > BOTH MUFFLERS WERE FOUND CRACKED AT RISERS AND BAFFLES WERE COLLAPSED AND HAD BEEN FOR SOME TIME. THIS WOULD NOT ALLOW ENGINE TO DEVELOP FULL POWER. FOUND DURING ANNUAL INSPECTION.
- [SDR 97ZZZX4750](https://openairdocs.org/sdr/97ZZZX4750.md): Muffler · cracked · Oct 18, 1997 · N2642L · Cessna 172H · Engine Noise Suppressor
  > BOTH MUFFLERS WERE FOUND CRACKED AT RISERS AND BAFFLES WERE COLLAPSED AND HAD BEEN FOR SOME TIME. THIS WOULD NOT ALLOW ENGINE TO DEVELOP FULL POWER. FOUND DURING ANNUAL INSPECTION.
- [SDR 97ZZZX4749](https://openairdocs.org/sdr/97ZZZX4749.md): U-Joint · worn · Oct 18, 1997 · N2642L · Cessna 172H · Control Column Section
  > DURING ANNUAL INSPECTION, PILOT SIDE CONTROL HAD EXCESS LOOSE MOTION. THE U-JOINT THAT CONNECTS THE CONTROL WHEEL SHAFT TO THE YOKE WAS WORN ENOUGH, THAT IT WAS SOON TO BE HAZARDOUS TO FLIGHT SAFETY. SUMITTER STATED THIS IS THE FOURTH ONE SEEN IN THIS SHAPE.
- [SDR 97ZZZX3843](https://openairdocs.org/sdr/97ZZZX3843.md): Cylinder · separated · Aug 12, 1997 · N3838R · Cessna 172H · Reciprocating Engine Cylinder Section
  > AIRCRAFT WAS IN-FLIGHT WHEN NR 1 CYLINDER BARREL SEPARATED FROM HEAD CAUSING A FORCED LANDING. NO FURTHER DAMAGE OCCURRED TO AIRCRAFT AND NO INJURIES OCCURRED DURING THIS INCIDENT. SUSPECT CAUSE WAS ATTRIBUTED TO AGE AND TIME ON CYLINDER.
- [SDR CA970731012](https://openairdocs.org/sdr/CA970731012.md): Spar · cracked · Jul 25, 1997 · Cessna 172H · Horizontal Stabilizer, Spar/Rib
  > (CAN) HORIZONTAL STABILIZER FRONT SPAR AND CENTER SKIN FOUND CRACKED PER CESSNA SEB 94-8.
- [SDR AU970699](https://openairdocs.org/sdr/AU970699.md): Torque Tube · corroded · Jun 22, 1997 · Cessna 172H · Elevator Control System
  > (AUS) LH AND RH ELEVATOR TORQUE TUBE COLLARS PNO 0734102-3 (INBOARD) AND PNO 0734102-4 (OUTBOARD) SEVERELY CORRODED - RIVET HEADS LOST - RIBS, SKIN AND STRINGERS ALSO CORRODED
- [SDR AU970780](https://openairdocs.org/sdr/AU970780.md): Block · corroded · Jun 20, 1997 · Cessna 172H · Fuselage, Wing Attach Fittings
  > (AUS) FUSELAGE REAR SPAR WING ATTACHMENT BLOCK CRACKED AND CORRODED
- [SDR AU970781](https://openairdocs.org/sdr/AU970781.md): Block · corroded · Feb 6, 1997 · Cessna 172H · Fuselage, Wing Attach Fittings
  > (AUS) FUSELAGE REAR SPAR WING ATTACHMENT BLOCK CRACKED AND CORRODED BETWEEN BLOCKS AND INNER SURFACE OF SPAR
- [SDR 96ZZZX4290](https://openairdocs.org/sdr/96ZZZX4290.md): Gasket · failed · Jul 30, 1996 · N3707R · Cessna 172H · Reciprocating Engine Cylinder Section
  > ENGINE REPORTED TO RUN ROUGH AT LOW RPM'S AND HAVE POPPING SOUND. TROUBLESHOOTING FOUND THAT CYLINDERS', NR 1, NR 3, AND NR 5, INDUCTION ELBOW GASKETS HAD BEEN SUCKED IN. ENGINE HAS 391.0 HOURS SINCE FACTORY REMANUFACTURE. ATTACHING HARDWARE WAS FOUND TO BE
- [SDR 96ZZZX778](https://openairdocs.org/sdr/96ZZZX778.md): Carburetor · mouse fod · Jan 1, 1996 · N2754L · Cessna 172H · Fuel Control/Reciprocating Engines
  > INVESTIGATION AFTER ENGINE FAILURE DISCOVERED A MOUSE LODGED IN THE CARBURETOR THROAT. THE DESIGN OF THE CABIN/CARBURETOR HEAT SYSTEM LEAVES AN OPEN PATH FROM THE CARBURETOR AIR BOX TO THE CABIN HEAT CONTROL VALVE ASSEMBLY. MICE CAN ENTER VIA THE CABIN OR TH
- [SDR 95ZZZX5833](https://openairdocs.org/sdr/95ZZZX5833.md): Bracket · cracked · Sep 1, 1995 · N3784R · Cessna 172H · Elevator Control System
  > DURING 100-HOUR INSPECTION, BRACKET WAS FOUND CRACKED AT FORWARD AND AFT MOUNT FLANGES AND FORWARD LOWER MOUNT FLANGE. CRACKS WERE ALSO FOUND RADIATING OUT FROM FORWARD FLANGE RIVET HOLES. CESSNA'S REPLACEMENT PART, 0513063-3, IS HEAVIER GAUGE. MATERIAL WITH
- [SDR 97ZZZX1151](https://openairdocs.org/sdr/97ZZZX1151.md): Cover · holed · Jun 6, 1995 · N2600L · Cessna 172H · Reciprocating Engine Cylinder Section
  > A HOLE WAS FOUND IN THE VALVE COVER. THE SHAFT OF THE VALVE ROCKER ROTATED AND WORE THROUGH THE SIDE OF THE VALVE COVER. SUBMITTER STATED HAVE SEEN SIGNS OF THIS KIND OF WEAR, BUT NOT TO THIS DEGREE,3 OF THE REMAINING 6 CYLS SHOWED SOME SIGNS AND WERE REPLACE

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
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 aircraft_model_key = '172H'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/model/cessna-172h/reports

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