Service difficulty report · A/C Pack · Boeing 7378

Difficulty date
September 12, 2021
Submitted
September 15, 2021
Operation
Air carrier
Aircraft
N336SR
Make and model
Boeing 7378
Aircraft serial
44482
Aircraft time
1,258 hours, 552 cycles
Part
A/C Pack
Condition
Frozen
Location
Right
Stage of operation
CL
How discovered
O
Nature of condition
E
Precautionary procedure
A

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

What was found

AIRCRAFT WAS GROUNDED: LOUD NOISE HEARD ON RH SIDE OF AIRCRAFT, FLIGHT RETURNED TO FIELD. ACCOMPLISHED FUNCTIONAL TEST OF LH AIR CONDITIONING PACK IAW AMM 21-00-00 DUE TO INTERNAL ICING CONDITION, OPS CHECK GOOD.

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