Service difficulty report · Valve · Emb ERJ170200LL

Difficulty date
July 11, 2025
Submitted
July 14, 2025
Operation
Air carrier
Aircraft
N604UX
Make and model
Emb ERJ170200LL
Aircraft serial
17000798
Aircraft time
13,047 hours, 8,723 cycles
Part
Valve
Part number
MS288892
Condition
Broken
Location
Nlg Strut
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

LG WOW SYS FAIL EICAS MESSAGE (FLIGHT 5408 - FILED CLOSED)THIS DISCREPANCY WAS TRANSFERRED TO CAMP ITEM 30470009 WITH THE FOLLOWING CORRECTIVE ACTION: "TROUBLESHOT WITH FAULT CODE 32611306PSS FIM 32-61-00, DURING INITIAL EVALUATION FOUND IF 32611306PSS NLG WOFW1 SNSR TGT DISAG AND FAULT CODE 32612306PSS NLG WOFW2 SNSR TGT DISAG ARE SHOWN TOGETHER IN THE CMC, THE NLG COULD BE OUT OF SERVICING SPECIFICATIONS. INSPECTED NLG AND FOUND THE NITROGEN SERVICING VALVE BROKEN OFF. REMOVED THE CHARGING VALVE AND FOUND NO NITROGEN PRESSURE AT ALL. REMOVED AND REPLACED CHARGING VALVE IN REFERENCE TO CMM 32-21-01, SERVICED NLG IN REFERENCE TO AMM 12-12-09, SWUNG GEAR MULTIPLE TIMES IN REFERENCE TO AMM 32-33-00, NO DEFECTS NOTED, LANDING GEAR OPS CHECKS GOOD."

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