Service difficulty report · Control Valve · Boeing 76731B

Difficulty date
August 4, 2021
Submitted
August 9, 2021
Operation
Air carrier
Aircraft
N1361A
Make and model
Boeing 76731B
Aircraft serial
26265
Part
Control Valve
Part number
3987505
Part serial
1189
Condition
Failed
Location
Lt A/C Pack
Stage of operation
CR
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

DURING FLT LT PACK OVERHEATED TWICE EICAS LEFT PACK OFF AND LEFT PACK TEMP RETURNED TO NORMAL TWICE FOR INFORMATION ONLY(<P>REPLACED LEFT PACK TEMP CONTROL VALVE IAW AMM 21-51-12. OPS CHK GOOD</P>)

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