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Troubleshooting
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(WARNING)
RED MESSAGE
(CAUTION)
AMBER MESSAGE
(ADVISORY)
CYAN MESSAGE
(STATUS)
WHITE MESSAGE
Require immediate crew attention. These messages are accompanied by flashing master warning, triple chime attenson with or without voice message or dedicated tone. Require immediate crew awareness and future crew action may be required in the form of alternate system selection or performance limitation. These message are accompanied by flashing master caution and a single chime. Indicate safe or normal system operation which require crew awareness, over and above the dark cockpit philosophy. Indicate minor failures or reduction in systems capability, which require no crew action.

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For AOG assistance contact:

CRC Montreal (YUL)
Quick Links
hyd 1 hi temp arrow btn

Indicates that hydraulic system #1 oil temperature is hot (96 °C).

hyd 1 lo press arrow btn

Indicates that hydraulic system #1 oil pressure is low (<1800 psi).

hyd 1 lo qty arrow btn

Hydraulic system #1 fluid level is to low for normal aircraft operation during flight.

hyd 2 hi temp arrow btn

Indicates that hydraulic system #2 oil temperature is hot (96 °C).

hyd 2 lo press arrow btn

Indicates that hydraulic system #2 oil pressure is low (<1800 psi).

hyd 2 lo qty arrow btn

Hydraulic system #2 fluid level is to low for normal aircraft operation during flight.

hyd 3 hi temp arrow btn

Indicates that hydraulic system #3 oil temperature is hot (96 °C).

hyd 3 lo press arrow btn

Indicates that hydraulic system #3 oil pressure is low (<1800 psi).

hyd 3 lo qty arrow btn

Hydraulic system #3 fluid level is to low for normal aircraft operation during flight.

hyd 3 overfilled arrow btn

On ground, Hydraulic System 3 fluid quantity exceeds 70% of its capacity. Current level does not allow for fluid replacement when landing gear is retracted.

hyd rat pump fail arrow btn

Indicates that the hydraulic ram air turbine (RAT) hydraulic pump is not producing pressure (<1800 psi) when it should be.

l hyd sov fail arrow btn

Indicates that the left engine hydraulic fire wall shut off valve (SOV) did not go to its commanded position (open or closed) when the pilot has manually armed or dis-armed the left engine fire extinguishing system.

r hyd sov fail arrow btn

Indicates that the right engine hydraulic fire wall shut off valve (SOV) did not go to its commanded position (open or closed) when the pilot has manually armed or disarmed the right engine fire extinguishing system.

hyd edp 1a fail arrow btn

Indicates that the hydraulic engine driven pump 1A is not producing pressure (<1800 psi) when it should be.

hyd edp 2a fail arrow btn

Indicates that the hydraulic engine driven pump 2A is not producing pressure (<1800 psi) when it should be.

hyd pump 1b fail arrow btn

Indicates that the hydraulic electrical pump 1B is not producing pressure (<1800 psi) when it should be.

hyd pump 2b fail arrow btn

Indicates that the hydraulic electrical pump 2B is not producing pressure (<1800 psi) when it should be.

hyd pump 3a fail arrow btn

Indicates that the hydraulic electrical pump 3A is not producing pressure (<1800 psi) when it should be.

hyd pump 3b fail arrow btn

Indicates that the hydraulic electrical pump 3B is not producing pressure (<1800 psi) when it should be.

hyd pump 1b off arrow btn

Hydraulic pump 1B selected off.

hyd pump 1b on arrow btn

Hydraulic pump 1B selected on.

hyd pump 2b off arrow btn

Hydraulic pump 2B selected off.

hyd pump 2b on arrow btn

Hydraulic pump 2B selected on.

hyd pump 3a off arrow btn

Hydraulic pump 3A selected off.

hyd pump 3a on arrow btn

Hydraulic pump 3A selected on.

hyd pump 3b off arrow btn

Hydraulic pump 3B selected off.

hyd pump 3b on arrow btn

Hydraulic pump 3B selected on.

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