Service difficulty report · Bleed Air Sys · Boeing 767306

Difficulty date
September 25, 2018
Submitted
September 26, 2018
Operation
Air carrier
Aircraft
N647GT
Make and model
Boeing 767306
Aircraft serial
27611
Aircraft time
79,769 hours, 20,398 cycles
Part
Bleed Air Sys
Condition
Surges
Stage of operation
CL
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

AFTER TAKE OFF DUCT PRESSURES SURGE BETWEEN 20&40 PSI FOR SEVERAL CYCLES THEN STABILIZED(<P>PERFORMED BITE TEST OF AIR SUPPLY MODULE IAW B767 AMM 36-23-00. BITE TEST OK NO DEFECTS NOTED AT THIS TIME</P>)