Hydraulic System - EICAS Messages

Message Level Light Condition
C DEM HYD OVHT
L DEM HYD OVHT
R DEM HYD OVHT
C HYD 1 OVHT
C HYD 2 OVHT
L PRIM HYD OVHT
R PRIM HYD OVHT
Advisory OVHT Pump Temperature is high.
C HYD DEM PUMP
L HYD DEM PUMP
R HYD DEM PUMP
L HYD PRIM PUMP
R HYD PRIM PUMP
C HYD PRIM 1
C HYD PRIM 2
Advisory PRESS Pump Output Pressure is low.
C HYD QTY
L HYD QTY
R HYD QTY
Advisory QTY Hydraulic Quantity is low.
C HYD SYS PRESS
L HYD SYS PRESS
R HYD SYS PRESS
Caution SYS PRESS Hydraulic System Pressure is low.
RAT UNLOCKED Advisory UNLKD The Ram Air Turbine is not stowed and locked.

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