L-1011 Procedure: Pre-Flight Check - Flight Recorder, Waste Water, Oxygen, Doors

From Eastern Flight Training Manual

Flight Recorder

• Set day, month, flight number, weight, pilot number and leg; then insert the data on the flight recorder by pressing DDI insert button 

Rated EPR Mode Panel

• Set the current runway temperature with the thumbwheel and press TO-1 or TO-2
• Compare this data to the computed data to verify the integrity of the TAT/EPR computer, which may then be used for climb, cruise and go-around.

Humidity Control

• The humidity control is used, as necessary, to remove moisture from the air. Normally ON, except in cold or very dry climates. 

Oxygen Panel

• Confirm the green OXYGEN FLOW light is extinguished and the deployment switch is guarded and safetied. 

Annunciator Panel 

• Check for abnormal indication.