# NTSB LAX74FUJ46: Champion 7GCBC, N7538F, Phoenix, AZ, March 23, 1974

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: March 23, 1974
- Place: Phoenix, AZ · PHOENIX, AZ
- Location: 33.4484° N, 112.0740° W: Placed by OpenAirDocs: center of Phoenix, AZ, within about 13 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=33.4484&lon=-112.0740&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report May 23, 1974
- Report: Brief approved by the director
- NTSB case key (mKey): 186410
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX74FUJ46
- Page: https://openairdocs.org/ntsb/LAX74FUJ46

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0749  74/3/23  NR.PHOENIX,ARIZ       CHAMPION 7GCBC      CR-  0  0  1  MISCELLANEOUS             COMMERCIAL, AGE 31, 886
        TIME - 0915                    N7538F              PX-  0  0  0  TOWING GLIDERS            TOTAL HOURS, 410 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - TURF
        DEPARTURE POINT             INTENDED DESTINATION
         PHOENIX,ARIZ                 LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 LANDING: ROLL
           COLLIDED WITH: FENCE,FENCEPOSTS                          LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO MAINTAIN DIRECTIONAL CONTROL
           AIRFRAME - LANDING GEAR: BRAKING SYSTEM (NORMAL SYSTEM)
           MISCELLANEOUS ACTS,CONDITIONS - LEAK/LEAKAGE
           MISCELLANEOUS - FOREIGN MATERIAL AFFECTING NORMAL OPERATIONS
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE MAINTENANCE AND INSPECTION
        FACTOR(S)
           WEATHER - UNFAVORABLE WIND CONDITIONS
           MISCELLANEOUS ACTS,CONDITIONS - DOWNWIND
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          CLEAR                                                    UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  RELATIVE BEARING OF WIND
          NONE                                                     LEFT QUARTERING TAIL WIND 203-247 DEGREES
        TEMPERATURE-F                                            WIND DIRECTION-DEGREES
           70                                                       90
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
           12                                                      VFR
        TYPE OF FLIGHT PLAN
          VFR
        REMARKS- RT BRK FAILED.HYD FLUID LEAKED FROM PISTON CYL,SAND & DIRT ALSO FOUND.LAST MAINT 91 HRS PRIOR.
```

## Aircraft

- Registration: [N7538F](https://openairdocs.org/aircraft/N7538F), registered now, S/N 209-70 (OpenAirDocs)
- Reported make and model: CHAMPION 7GCBC
- Registry model: [Champion 7GCBC](https://openairdocs.org/model/champion-7gcbc) (registry code 21101PK) (OpenAirDocs)
- Registry engine: [Lycoming O-320-D2J](https://openairdocs.org/engine/lycoming-o-320-d2j) (registry code 41595, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Turf

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19740323007399A](https://openairdocs.org/incident/19740323007399A), Mar 23, 1974: Blanca 7GCBC, Phoenix, AZ, Substantial damage. Rt brk failed. Hyd fluid leaked from piston cyl,sand & dirt also found. Last maint 91 hrs prior.

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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