Service difficulty report · Switch · Boeing 72721

Difficulty date
August 16, 2000
Submitted
October 10, 2000
Operation
Air carrier
Aircraft
N356QS
Make and model
Boeing 72721
Aircraft serial
19258
Part
Switch
Part number
90G37
Condition
Stripped
Location
Hyd System
Stage of operation
CR
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

FLT 649 DEPARTING IND DURING CRUISE SYSTEM LEAK IN B HYDRAULIC QUANTITY THEN LOST NR 1 B PUMP. EMERGENCY GROUND EQUIPMENT WAS DISPATCHED TO THE AIRCRAFT. AIRCRAFT LANDED SLC SAFELY. FOUND LEAK AT NR 1 B PUMP LOW PRESSURE SWITCH. REMOVED AND REPLACED SWITCH ASSY ON ON B SYSTEM MODULE. (M)

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