projects:challenger604:boostpumpswitchtroubleshooting
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projects:challenger604:boostpumpswitchtroubleshooting [2022/09/14 05:20] dwheele [Dan's thoughts] |
projects:challenger604:boostpumpswitchtroubleshooting [2022/09/14 05:21] (current) dwheele [Conclusion] |
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| We removed the fuel assembly in the cockpit, and measured ohms between pin underscore-C and underscore-D. On the Right Hand Fuel Boost Switch, it measured about 600 ohms and the same spot on the LH switch it measured about 16 ohms. As a comparison, we measured other contacts, such as B to underscore-Z, | We removed the fuel assembly in the cockpit, and measured ohms between pin underscore-C and underscore-D. On the Right Hand Fuel Boost Switch, it measured about 600 ohms and the same spot on the LH switch it measured about 16 ohms. As a comparison, we measured other contacts, such as B to underscore-Z, | ||
| - | It appears that indeed the RH Fuel Boost Switch needs to be replaced, and the LH switch should also be replaced. This agrees with Don's input that the LH switch did cause one failure, but otherwise the RH switch had the faulty result. | + | It appears that indeed the **RH Fuel Boost Switch needs to be replaced, and the LH switch should also be replaced.** This agrees with Don's input that the LH switch did cause one failure, but otherwise the RH switch had the faulty result. |
projects/challenger604/boostpumpswitchtroubleshooting.1663132833.txt.gz ยท Last modified: 2022/09/14 05:20 by dwheele
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