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What is the purpose of the Force Fight Monitor ( FFM ) ?
The FFM detects opposing pressure between the System A and B
Rudder PCU Control Valve actuators automatically turning on the
Standby System hydraulic pump and opening the Standby Rudder
shutoff valve.
Rudder PCU Control Valve actuators automatically turning on the
Standby System hydraulic pump and opening the Standby Rudder
shutoff valve.
| Flight Controls General |