SDR 99ZZZX1141

Service difficulty report · Hmu · Dorner DO328100

Difficulty date: February 12, 1999
Submitted: March 26, 2000
Operation: General aviation
Aircraft: N337PH
Make and model: Dorner DO328100
Aircraft serial: 3020
Engine: Pwa PW119C
System (JASC): 7320 · Fuel Controlling System
Part: Hmu
Part number: 8110993
Condition: Failed
Location: Lt Engine
Stage of operation: AP
Nature of condition: R
Precautionary procedure: O

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

What was found

PILOT REPORTED ON 10 MILE FINAL AT 3,000 FEET MSL, THE LEFT ENGINE ROLLED BACK WITH THE POWER LEVER PULLED BACK TO FLIGHT IDLE. REPLACED LT HMU AND FUEL PUMP WITH SERVICABLE, CONTINUED TIME HMU AND FUEL PUMP. ENGINE TSN: 8,473.6 HOURS, CSN: 9,993.