Service difficulty report · Pressure Switch · Emb EMB505

Difficulty date
February 19, 2026
Submitted
February 20, 2026
Operation
Air carrier
Aircraft
N456QS
Make and model
Emb EMB505
Aircraft serial
50500698
Aircraft time
2,877 hours, 2,209 cycles
Part
Pressure Switch
Part number
D98C07611
Part serial
3425
Condition
Faulted
Location
Fuel Sys
Stage of operation
CR
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

WHILE AT FL430 FUEL2 FEED FAULT CAS DISPLAYED. EJECTOR PUMP HAD A YELLOW X AND ELECTRIC PUMP TURNED ON. ITS A REPEAT WRITE UP, IT WAS FIXED AT BNA AN APPEARED ON 2ND FLIGHT POST MAINTENANCE. REMOVED RH LOW PRESSURE SWITCH PN: D98C07-611 SN: 3425 AND INSTALLED CUSTOMER SUPPLIED NEW RH LOW PRESSURE SWITCH. LEAK AND OPS CHECK GOOD. IAW AMM 28-45-01.

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