SDR ASAA2022062438833

Service difficulty report · Rvdt · Boeing 7379

Difficulty date: June 24, 2022
Submitted: June 28, 2022
Operation: Air carrier
Aircraft: N921AK
Make and model: Boeing 7379
Aircraft serial: 43337
Aircraft time: 2,430 hours, 697 cycles
System (JASC): 3610 · Pneumatic Distribution System
Part: Rvdt
Condition: Failed
Stage of operation: IN
How discovered: O
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

ENGINE 1 SHOWS FAULT REF TC 31-005-00 BLEED FAMV RVDT SIGNAL OUT OF RANGE. 36-12030,. GROUNDED - YES. ACCOMPLISHED B737-9 IFIM TASK 36-12-00-810-803. NO FAULTS FOUND. ACCOMPLISHED WIRING CHECKS PER STEP C(2)(C). CONTINUITY CHECKS WERE GOOD, PIN TO PIN AND PIN TO SHIELD. NO PUSHED PINS WERE OBSERVED. ACCOMPLISHED ELECTRICAL LRU REPLACEMENT TEST REF B737-9 AMM 36-00-00-710-801. TEST PASSED. GROUND VERIFICATION SUCCESSFUL.

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