Service difficulty report · None · Boeing 737824

Difficulty date
December 7, 2021
Submitted
December 8, 2021
Operation
Air carrier
Aircraft
N14242
Make and model
Boeing 737824
Aircraft serial
28805
Aircraft time
69,009 hours, 24,944 cycles
Part
None
Part number
NA
Part serial
NA
Condition
Failed
Location
Wheel Well
Stage of operation
TO
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

ENGINE 2 ENGINE HYD LOW PRESSURE LT ON NUM2 ENGINE HYD PUMP OFF RER CHK LIST FILTERS, B RETURN FILTER, PTU PRESSURE FILTER. UPDATED MAA CODE FIX USING VENDOR MAA SCREEN DUE HYDRAULIC PUMP FAILURE #2 ENGINE PERFORMED HYDRAULIC B PLEASE CONTACT TOMC BEFORE COMMENCING ANY WORK. SYSTEM HYDRAULIC FLUSH PER AMM 29-11-00-170-801 UP TO STEP 7. C.3E. DRAINED B RESERVOIR, REPLACED B SYSTEM EDP CASE DRAIN FILTER, B EMDP CASE DRAIN FILTER, B BOTH PRESSURE MODULE REMOVED B EMDP ACOUSTIC FILTER . NO METAL PARTICLES FOUND. ACCOPLISHED UP TO STEP 7.C.(7). OF AMM 29-11-00-170-801. INSTALLED NEW ACOUSTIC FILTER. REF 29-11-27-400-801. PERFORMED HYDRAULIC SYSTEM A OR B FLUSHING. LEAK CHK AND CHKS OK.