Service difficulty report · Pump · Doug DC6A

Difficulty date
September 9, 2005
Submitted
September 12, 2005
Operation
Air carrier
Aircraft
N6174C
Make and model
Doug DC6A
Aircraft serial
44075
Aircraft time
51,899 hours
Engine
Pwa R2800CB3
Engine time
1,156 hours
Part
Pump
Part number
PF17L391125ZE
Part serial
X318523L
Condition
Cracked
Location
Hyd System
Part time
884 hours
Stage of operation
AP
How discovered
O
Nature of condition
K, J
Precautionary procedure
O

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

What was found

NR 2 ENGINE HYDRAULIC FAILURE ON APPROACH. HAD TO USE EMERGENCY AIR BRAKE UPON LANDING. INSPECTED AND FOUND HYDRAULIC PUMP CASE CRACKED AND TOTAL HYDRAULIC FLUID LOSS. REPLACED NR 2 ENGINE HYDRAULIC PUMP. LEAK AND OP CHECKED GOOD.

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