Service difficulty report · Pump · Piper PA31

Difficulty date
June 12, 2000
Submitted
January 22, 2001
Operation
General aviation
Make and model
Piper PA31
Aircraft time
9,015 hours
Propeller
Hartzl HCC4YR2
Part
Pump
Part number
1213HBG310A
Condition
Defective
Location
Hyd System
Part time
193 hours
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
K

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

What was found

(CAN) LANDING GEAR SELECTOR HANDLE WOULD NOT RETURN TO NEUTRAL DURING ENGINE SHUTDOWN CHECK. NEW HYDRULIC PUMP INSTALLED AND LANDING GEAR SELECTOR CHECK FUNCTIONED NORMALLY. SUSPECT LOW VOLUME AND/OR PRESSURE OUTPUT FROM REMOVED PUMP. DEFECTIVE PART RETURNED TO MFR. FOR WARRANTY CONSIDERATION. HYDRAULIC PUMP DISCHARGE FILTER DID NOT SHOW ANY SIGN OF METAL CONTAMINATION.

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