Apollo Guide

 
   

 (Reaction Control System)

 

ABORT System Switches

Guarded switches for Abort System.

PRPLNT DUMP switch is placed on AUTO during first minute of boost to enable rapid dumping of reaction control subsystem propellant in the case of an abort.

RCS CMD position used afterwards to enable dumping sequence by firing unused propellant through reaction control engines.

2 ENG OUT switch on AUTO activates the emergency detection system for an automatic abort if two booster engine fails; operates only during boost.

LV RATES on AUTO activates the emergency detection system for automatic abort if launch vehical rates are excessive; operates only during boost.

Guarded redundant TWR JETT switches start jettisoning of launch escape tower; tower normally is jettisoned automatically shortly after first stage separation.

  Apollo 11 Guide - Command Module by [Rafacz, Edward]

 

Apollo 11 Guide

Command Module

 Kindle Edition

This e-book takes all the original documents the astronauts used to learn about the Apollo 11 Command Module and upgrades the user interface with hyperlinked text with diagrams and schematics that can use Pinch and Zoom functionality.

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