Embraer 175 - PACK 1 (2) FAILURE; PACK 2 LEAKAGE; PRESSURIZATION AUTO FAILURE; PRESSURIZATION MANUAL FAILURE

ABNORMAL
PROCEDURES
AIRPLANE
F
LIGHT
MANUAL
4-04 ANAC APPROVED
Page 6 code 01 REVISION 15
Copyright © by Embraer. Refer to cover page for details.
AFM
-
1385
AFM
-
1385
PACK 1 (2) FAILURE
Set the associated cabin temperature controllers to 12 o’clock position
and turn the affected pack off. Wait 1 minute and turn the affected
pack on.
If the PACK 1 (2) FAIL message extinguishes, wait 1 minute and
operate the associated temperature controller normally.
If the PACK 1 (2) FAIL message persists, turn the affected pack off
and limit the altitude to 31000 ft maximum.
PACK 2 LEAKAGE
Turn pack 2 off and limit the altitude to 31000 ft maximum. Wait
3 minutes.
If the PACK 2 LEAK message persists, exit and avoid icing conditions,
turn bleed 2 off and the crossbleed off.
PRESSURIZATION AUTO FAILURE
Set the pressurization to manual, then to auto.
If
the PRESN AUTO FAIL message persists, set the pressurization to
manual and control the cabin altitude according to the loss of
pressurization indication table (see non annunciated procedures
block). When appropriate set cabin altitude selector knob to UP and
hold it for 50 seconds.
PRESSURIZATION MANUAL FAILURE
Limit the altitude to 10000 ft or MEA (whichever is higher) maximum.
At 25000 ft, turn one pack off. At 10000 ft, turn the remaining pack off.
RECIRCULATION SMOKE DETECTION
F
AILURE
Turn off the recirculation fan.