Flight Control LOW PRESSURE Light
Illuminated -
Indicates low hydraulic system B pressure to
ailerons, elevator and rudder.
Deactivated when associated FLIGHT CONTROL switch is
positioned to STBY RUD and standby rudder shutoff valve
opens.
Standby Hydraulic LOW PRESSURE Light
Illuminated -
Indicates that output pressure of the standby pump is low.
Armed only when standby pump operation has been
selected or automatic standby function is activated.