Service difficulty report · Gauge · Hughes 369E

Difficulty date
February 14, 2004
Submitted
March 5, 2004
Operation
General aviation
Aircraft
N1726B
Make and model
Hughes 369E
Aircraft serial
0551E
Engine
Allsn 250C20R2
Part
Gauge
Part number
6510043
Part serial
5913
Condition
Inaccurate
Location
Torque
Part time
2,231 hours
Stage of operation
NR
How discovered
O
Nature of condition
N
Precautionary procedure
A

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

PILOT REPORTED OPERATIONAL EXCEEDANCE DURING FLIGHT RETURNED AC TO HELIPORT. UPON FURTHER INSPECTION AND EVALUATION IT WAS DETERMINED THAT THE DIAMOND J. TORQUE GAUGE WAS READING APPROX 15 LBS. LOW. AT 60 KNOTS AIRSPEED TORQUE READING 26-27 LBS. NORMAL READING 42 LBS. HOVERING BEFORE TAKEOFF, FIFTY POUND RANGE NORMAL IS 65 LBS. GROUNDED AIRCRAFT, REMOVAL INSTRUMENT AND TRANSDUCER SENT TO MANUFACTURE FOR TESTING AND EVALUATION.

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