SDR CALA2014010990106

Service difficulty report · Valve · Boeing 757222

Difficulty date: January 4, 2014
Submitted: January 9, 2014
Operation: Air carrier
Aircraft: N515UA
Make and model: Boeing 757222
Aircraft serial: 24840
Aircraft time: 76,035 hours, 28,234 cycles
Engine: Pwa PW2040
System (JASC): 3610 · Pneumatic Distribution System
Part: Valve
Condition: Failed
Location: Bleed Air Sys
Stage of operation: IN
How discovered: C
Nature of condition: O
Precautionary procedure: K

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

What was found

NR 1 ENG RFCC FAILED DURING TEST AMM 36-11-1 8 PG 406 STEP 6D 1 IAW SEQ 0352154. LT ENG BLEED AIR LIGHT FAILED TO STAY ON. R & R VLV IAW AMM 36-11-18, PART OFF 107494-4, SN OFF 1034, PN ON 10749 4-3 & SN ON 1007, REQUIRES OPERATIONS CHECK IAW 36-11-18, PG 405 STEP F.