SDR 2009FA0001044

Service difficulty report · Pump · Gulstm G100

Difficulty date: December 17, 2009
Submitted: December 17, 2009
Operation: General aviation
Aircraft: N149GA
Make and model: Gulstm G100
Aircraft serial: 149
Aircraft time: 1,980 hours, 1,357 cycles
Engine: Garrtt TFE73140
Engine time: 1,980 hours, 1,357 cycles
System (JASC): 2913 · Hydraulic Pump (Electric/Engine), Main
Part: Pump
Part number: 4018301
Part serial: AL212AB
Condition: Leaking
Location: Hyd System
Part time: 293 hours, 207 cycles
Stage of operation: IN
How discovered: V
Nature of condition: K
Precautionary procedure: K

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

What was found

DISCOVERED A LARGE AMOUNT OF HYDRAULIC FLUID HAD LEAKED FROM THE RT ENG. FURTHER INVESTIGATION SHOWED A LEAK COMING FROM THE RT HYD PUMP CASE DRAIN INDICATING THAT THE HYD PUMP HAD INTERNALLY FAILED. REMOVED AND REPLACED HYD PUMP, PN 4018301, SN AL212AB IAW AMM 29-10-04, SERVICED HYD IAW AMM 12-10-29, BLEED PERFORMED IAW AMM 29-10-04, OPS CHECKS GOOD IAW AMM 29-10-00.