System type: Pumped - differential control
System not working
120V to controller is ok. Registers at 120V at electrical outlet. Does not register at controller. Power light on controller was off.
Turned controller to “On” selection and nothing happened.
Insect residue in controller body at sensor terminals.
Anti scald valve stuck on 4.
CPVC used as tank T/P relief valve outlet line.
Cold feed plumbed into collector return line.
Sensor wiring at tank area unsecured.
Evidence of some type of leak at tank drain fitting. Water residue.
Exterior insulation is degrading.
Exterior sensor lead/sensor wiring connectors directly exposed to environment.
Excess exterior sensor wiring is not secured.
Metal parts on freeze valve show extreme rust deterioration.
Air vent exhaust port is closed due to calcification.
Exterior piping is not secured.
Collector sensor wiring connections exposed to environment.
Sloppy exterior pipe flashing.