Service difficulty report · Commutator · Cessna 177RG

Difficulty date
December 9, 2002
Submitted
January 21, 2003
Operation
General aviation
Aircraft
N8971M
Make and model
Cessna 177RG
Aircraft serial
177RG0371
Engine
Lyc IO360A1A
Part
Commutator
Part number
105932E
Part serial
AH9010
Condition
Worn
Location
Hyd Pump Motor
Part time
2,321 hours
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

PUMP OPERATED SLOWLY. SENT FOR OVERHAUL WHICH SHOWED THAT MOTOR BRUSHES WERE WORN AND THE COMMUTATOR WAS WORN IRREGULARLY. LED TO SLOW OPERATION OF THE LANDING GEAR.

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