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Here's what i.ve got: ECM blower, black to red, where hi vdc gets applied, measures dead short, 0 ohms. The following measurements taken with connectors disconnected from control board: (correct procedure?) Connection U, overheat film, measures open. (It all looks undisturbed.) Connection R...

Hi fitter30, Here is the wiring diagram and the service manual. Had to order needle point adapters for test leads in order to take any measurements at the connectors, should arrive tomorrow. Thought i was doing the right thing to isolate the problem when the component exploded. I doubt that...

Hello, I'm having problems with my Rheem tankless RTG-95DVN as described below. Connector labels per SVC 820P pocket manual pgs 14, 15 Initial state: branch circuit breaker tripped, unit inline 3a fuses both blown. Possibly associated with a power outage. Whole house protected by industrial...