Service difficulty report · Engine · Boeing 737824

Difficulty date
June 10, 2018
Submitted
June 21, 2018
Operation
Air carrier
Aircraft
N77296
Make and model
Boeing 737824
Aircraft serial
34002
Aircraft time
41,151 hours, 14,488 cycles
Engine
Cfmint CFM567B20
Part
Engine
Condition
Unknown
Location
Nr 2
Stage of operation
CL
How discovered
V
Nature of condition
M
Precautionary procedure
D

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

What was found

ENGINE OVERTEMPERATURE (EXCEPT STARTING) EGT OVER REDLINE, NO SU RGE/STALL ENGINE 2, RIGHT EGT EXCEEDANCE ON CLIMB. MAX 961C FOR 5 SEC. IAW ENGINE CONDITIN MONITORING DATA EXCEEDANCE OCCURED AT TAKEOF F, NOT ON CLIMB AS CREW REPORTED. EXCEEDANCE IS IN AREA ''A'' OF A MM. ESCPP GUERIN CLEANED EGT CONNECTIONS ON NUMBER 2 ENGINE REF FIM 77-06-00-810- ADD EMP:117464 805-F00 AND EC7710-01089. DID EEC BITE IAW AMM 73-21-00-740-803-F00. NO FAULTS FOUND. ACP NR 2 ENG PNEUMATIC HEALTH CK IAW FIM 71-06-00-810-805-F00, F.3 ADD EMP:U332100 A, SYSTEM CK GOOD PER AMM71-00-00-700-809-F00. MITING DEFECTS FOUND AT THIS TIME IAW MM72-00-00-200-808-F00 AND 72-00-00-200-807-F00 REF FIM ACCOMPLISHED BORESCOPE OF HPT AND LPT STAGES 1-3 , NO LI ACCOMPLISHED POWER ASSURANCE RUN REF AMM 71-00-00-700-813-F00 N1 93.2 N2 655 EGT. 77.1 PERCENT N1 94.8 N2 682 EGT. TO 101 PERC ENT 904 EGT 1ST RUN, 875 EGT 2ND RUN ADD EMP:U236572 TEST 5. AT 90 DEGREES F 66.9 PERCENT N2 91.3 EGT 631. 72 PERCENT ACCOMPLISHED POWER ASSURANCE RUN IAW AMM 71-00-00-700-813-F00AND AMM 71-00-00-800-804-F00