ENGINE BLEED AIR SUPPLY SYSTEM

36-11-00-615-807-A [10]
Decontamination of the Bleed-Air Ducting System Disconnected at Pressure Regulating Valve (PRV) (4000HA2) with ENGINE 1 Bleed Pressure
36-11-00-615-807-A-01 [10]
Decontamination of the Bleed-Air Ducting System Disconnected at Pressure Regulating Valve (PRV) (4000HA1) with ENGINE 2 Bleed Pressure