SDR UIEA2020112402457

Service difficulty report · Pressure Switch · Boeing 7673S1

Difficulty date: November 23, 2020
Submitted: November 30, 2020
Operation: Air carrier
Aircraft: N640GT
Make and model: Boeing 7673S1
Aircraft serial: 25221
Aircraft time: 91,936 hours, 19,583 cycles
System (JASC): 2822 · Fuel Boost Pump
Part: Pressure Switch
Part number: 608924007
Part serial: 7855
Condition: Failed
Location: Fuel Pump
Stage of operation: CR
How discovered: O
Nature of condition: J
Precautionary procedure: O

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

What was found

CTR RT FUEL PUMP INOPERABLE. TRANSFERRED TO DMI 138374, IAW MEL 28-22-02A, CAT C. REMOVED AND REPLACED S424 FUEL PRESSURE SWITCH RIGHT SIDE, PER AMM 28-42-01. OPERATIONS CHECK NORMAL. THIS CLEARS DMI NR 138374. NO LEAKS FOUND, PLACARD REMOVED. MCC NOTIFIED.

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