Service difficulty report · Pseu · Boeing 737824

Difficulty date
November 21, 2021
Submitted
November 22, 2021
Operation
Air carrier
Aircraft
N76269
Make and model
Boeing 737824
Aircraft serial
31588
Aircraft time
65,208 hours, 22,369 cycles
Part
Pseu
Part number
285A16005
Condition
Faulty
Location
Na
Stage of operation
UK
How discovered
O
Nature of condition
O
Precautionary procedure
A

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

What was found

GEAR DISAGREE...PUT GEAR UP..HAD 3 GREEN AND 3 RED. FAULT HISTORY SHOWS LGTV FAULT. ALSO SHOWS TOW INHIBIT FAULT. 29-20002. PSEU BITE CHECK, FOUND MESSAGES 29-20001 AND 29-20002. REF FIM 29-20 T808. CHECKED FOR 28VDC AT CB''S P 6-2 C 15 AND C16. NO POWER PRESENT. FIM CALLS OUT FOR PSEU REPLACEMENT. REMOVED AND REPLACED PSEU IRF 32-09-10-000-801. OPS CHECK GOOD. NO FAULT IRF 32-09-10-710-801. PERFORMED LANDING GEAR OPS TEST IRF 32-32-200 & 32-33-00. TRACKING INFO ONLY ROTABLE PARTS CHANGE WAS INDICATED - TT # 1922920 SN OFF 1070 SWITCH, PROXIMI OFF 29-3260-9-0002 1070 ON 29-3260-9-0003 3731