Service difficulty report · Thermocouple · Boeing 737924

Difficulty date
November 5, 2018
Submitted
November 5, 2018
Operation
Air carrier
Aircraft
N73406
Make and model
Boeing 737924
Aircraft serial
30123
Aircraft time
52,483 hours, 21,320 cycles
Engine
Cfmint CFM567B262
Part
Thermocouple
Part number
TC29603
Condition
Out Of Limits
Location
Rt Engine
Stage of operation
CL
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

RT ENG EGT LIM EXCEEDED ON CLIMBOUT ...SLIGHT THROTTL REDUC BROU GT TEMP INTO LIMS CJ HARNESS REPLACED, REF L/P 8182160. R+R S4 PROBE IAW AMM 77-21-01-400-801-FOO DUE TO DASHES ON EEC BITE. PERFORMED T49.5 PROBE AND EGT SYS INSP IAW AMM 77-21-01-200-801-F00, ALL VALUES WITHIN LIMITS. RAN ENG AT IDLE, ALL T49.5 PARAMETERS NORMAL. REF L/P 8183730 FOR POWER ASSURANCE CHECK. ADD EMP:U115824 ROTABLE PARTS CHANGE WAS INDICATED - TT # 1647299 SN OFF 8456 IPC REFERENCE # PROBE, THERMOCO OFF 29-7721-9-9001 8156 ON 29-7721-9-9001 7072