747 Hydraulic Power
by jerome meriweather

Up to Electrical
Right to Fuel System or Anti-Ice
Down to Cockpit Lights

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SYS Fault Lights Demand Pump Press Lights Demand Pump Selector Engine Pump Switch
747 Photo and/or Graphic Element



Engine Pump Switch
Demand Pump Selector
Demand Pump Press Lights
Indicates the DEMAND PUMP selector is off, pump is operating and output pressure is low, or the pump fails to operate.
SYS Fault Lights
Indicates low pressure, low reservoir quantity, or excessive fluid temperature.