Gemini Spacecraft

Organization Description

center Console 

Electrical System

Fuel Cell Number One Telelight 

Number One Out Of Tolerance Delta Pressure Telelight

The lights are illuminated red when a malfunction exists with the Number One Fuel Cell. In the event that the differential pressure exceeds the prescribed limits, the pilots must evaluate the fuel cell battery performance, and if a malfunction exists, shut down the malfunctioning fuel cell battery section by setting the applicable fuel cell power and stack control switches to OFF position.