What was found
LEFT PACK PRIMARY HEAT EXCHANGER IN TEMP INDICATION IS MISSING FROM EICAS SCREEN. REMOVED AND REPLACED AIR TEMP BULB SENSOR TS433 IAW WOM 21-57-31. OPS CHECKED GOOD.
- Difficulty date
- August 10, 2017
- Submitted
- August 25, 2017
- Operation
- Air carrier
- Aircraft
- N642GT
- Make and model
- Boeing 7673Y0
- Aircraft serial
- 26207
- Aircraft time
- 78,292 hours, 20,172 cycles
- System (JASC)
- 2150 · Cabin Cooling System
- Part
- Sensor
- Part number
- TS433
- Condition
- Malfunctioned
- Location
- Lt A/C Pack
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.