NTSB Identification: CHI85LA117.
The docket is stored on NTSB microfiche number 27505.
Accident occurred Sunday, February 17, 1985 in JANESVILLE, WI
Aircraft: CESSNA 177RG, registration: N8ME
Injuries: 3 Uninjured.

NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.

THE ACFT COLLIDED WITH A SNOWBANK DURING LNDG. AN INVESTIGATION BY A QUALIFIED A&P MECH FOUND THE LOCK-O-SEAL IN THE MASTER CYLINDER HAD IMPROPER CLEARANCE. LACK OF PROPER CLEARENCE RESTRICTED RETURN FLOW OF BRAKE FLUID TO THE RESERVOIR. THIS LED TO LOCKING OF THE BRAKE ON THE LEFT MAIN LNDG GEAR AND A LOSS OF STEERING CONTROL.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

LANDING GEAR,NORMAL BRAKE SYSTEM..IMPROPER

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

MAINTENANCE,INSTALLATION..IMPROPER..OTHER MAINTENANCE PERSONNEL

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

MAINTENANCE,ADJUSTMENT..IMPROPER..OTHER MAINTENANCE PERSONNEL

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

BRAKES(NORMAL)..NOT POSSIBLE..PILOT IN COMMAND


Contributing Factors

TERRAIN CONDITION..SNOWBANK

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