Gemini 5 Technical Debriefing, Part II, 1965
NASA-UAP-D020 · page 24 of 325
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, 19 of doing experiments on the fifth day, and we had had a little trouble alining the platform. What was happening, apparently was the number 7 thruster was getting cranky, but we also knew we were vent ing hydrogen and we knew this because we were getting some torqueing out of that. At the t i me Gordo was having trouble ali ning the Platform, we thought it was because the hydrogen was venting. Finally Gardo said, "There's something wrong with t the control systems. " Once we deci ded there was something wrong wi th the control system, that 's when it went just like back i n the simulator. We shut everything down, went to Direct, thought about it for a second and turned off all the circuit breakers , turned them all back on one at a time, tested all of the thrusters and, sure enough, when we got to number 7, it was out, completely out. Conrad So then I tri ed secondary ACME bias power. We tried the seconday yaw and the secondary attitude drivers with no effect so we were relatively as sured that something had happened in either the hand controller or the fuel was not feeding. We decided to power down r i ght there , which we did, and we advised flight of what the problem was. £ 8.M&HW~Jl~i I