Service difficulty report · Valve · Raythn HAWKER800XP

Difficulty date
December 28, 2007
Submitted
December 31, 2007
Operation
Air carrier
Aircraft
N830LX
Make and model
Raythn HAWKER800XP
Aircraft serial
258483
Aircraft time
7,691 hours, 4,822 cycles
Engine
Garrtt TFE7315BR
Part
Valve
Condition
Smoke
Location
Heat
Stage of operation
CR
How discovered
O
Nature of condition
B
Precautionary procedure
A

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

What was found

IN CRUISE CREW REPORTED SMOKE FILLED THE COCKPIT WITH A BURNING ODOR WHEN THE HEAT VALVE WAS OPENED. SMOKE CLEARED WHEN THE VALVE WAS CLOSED AND THE DUMP PARTIALLY OPENED. MAINTENANCE WAS UNABLE TO DUPLICATE THE DISCREPANCY.