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What IS That Brown Powdery Crud?
Posted to HVAC Forum on 4/6/2000 3 Replies

NetTechs:

We service quite a few Ford A/C systems for lack of cooling with a very low refrigerant charge and multiple spring-lock connection leaks. When doing these, I've made it a habit to always remove and inspect the orifice tube for debris. Very often, i... Login to read more.

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