Where is this information (ceiling with single bleed and two packs) given?
FCOM: ENG 1 (2) Shut Down, and with the "extra info button 1+2 highlighted,"
"If WING A/ICE off and ENG 1(2) FIRE pb-sw not pressed:
IF PERF PERMITS:
X BLEED OPEN
If no obstacle constraint exists, open the XBLEED, and decrease the single engine gross ceiling by 1200 ft (
Refer to QRH/PER-E Ceilings)."