Service difficulty report · Unknown · Boeing 737890

Difficulty date
March 9, 2019
Submitted
March 11, 2019
Operation
Air carrier
Aircraft
N532AS
Make and model
Boeing 737890
Aircraft serial
36346
Aircraft time
33,974 hours, 10,133 cycles
Part
Unknown
Condition
Malfunctioned
Location
Nr 1 Engine
Stage of operation
NR
How discovered
O
Nature of condition
J
Precautionary procedure
K

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

What was found

NR 1 ENGINE EGT EXCEEDANCE PEAK 967.0 RED 950.0 FOR 37.4 SECONDS. GROUNDED - YES. ACCOMPLISHED TEST 1 - PNEUMATIC LEAK CHECK REF AMM 71-00-00-700-809-F00. LEAK CHECK GOOD. ACCOMPLISHED AMM 71-00-00-700-813-F00 STEP 7. TEST 5 OPS CHECK GOOD, AND ACCOMPLISHED AMM 36-11-00-710-801 STEP 4. ENGINE BLEED AIR CROSSOVER OPS TEST, OPS TEST GOOD. ACCOMPLISHED ENG WASH WITH PURE HOT WATER REF AMM 72-00-00. T49.5 PROBES PRE CLEAN S1-24.30, S2-17.36, S3-17.50, S4-27.50. POST CLEAN S1-20.45, S2-14.50, S3-15.30, S4-24.30. ALL RESISTANCE VALUES WITHIN LIMITS. NO DISCREPANCIES NOTED, SYS OPS NML. EEC TEST PASS. REF AMM 77-21-00,77-21-01. ACCOMPLISHED HPT & LPT NR 1 BORESCOPE NR 1 ENGINE NO DAMAGE NOTED REF AMM 72-00-00-200-807 F00 & 72-00-00-200-808 F00.