SDR UPS98228295

Service difficulty report · Line · Boeing 72731C

Difficulty date: December 17, 1998
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N925UP
Make and model: Boeing 72731C
Aircraft serial: 19230
System (JASC): 2910 · Hydraulic System, Main
Part: Line
Part number: 65178494061
Condition: Failed
Location: B Hyd Syst
Stage of operation: DE
Nature of condition: K, J
Precautionary procedure: K

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

What was found

INSPECTION TYPE-N/A, HYD SYS 'B' FAILURE INFLIGHT BOTH PUMP LIGHTS ILLUMINATED QUANTITY WENT TO 0, PRESSURE WENT TO 0. FOUND BROKEN HYD LINE IN HYD BAY. REMOVED AND REPLACED HYD LINE (P/N 65-17849-4061) CHANGED CASE DRAIN FILTERS, PUMPS OK. SERVICED NO LEAKS NOTED PER M-M 29-12-21.

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