What was found
(CAN) NR 2 PACK WOULD NOT COME ON-LINE WITH APU AIR. ON GROUND RUN WITH ENGINES RUNNING NR 2 PACK, IT CAUSED SMOKE IN THE CABIN AND DUCT TEMPERATURE VERY HOT. PRIMARY HEAT EXCHANGER AND SECONDARY EXCHANGER P/N 4756C000 REPLACED.
- Difficulty date
- November 13, 1997
- Submitted
- March 26, 2000
- Operation
- Air carrier
- Make and model
- Bag BAE146200A
- Engine
- Lyc ALF502R5
- System (JASC)
- 2150 · Cabin Cooling System
- Part
- Heat Exchanger
- Part number
- 4754C
- Condition
- Dirty
- Location
- Nr 2 Pack
- Part time
- 20,351 hours
- Stage of operation
- TX
- Nature of condition
- B
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.