System type: Pumped - differential control
Status: System is not working.
Test with controller tester indicated no response for either differential or high limit.
Anti-scald valve on 4.
Collector feed pump line unsecured.
Collector feed is from bottom of tank. This line should have been clamped to tank, etc.
Tank area piping not insulated.
Minor leak at feed line isolation valve joint. Appears to have calcified.
Sensor wire in tank area hanging loose. Not properly secured.
Sloppy exterior pipe flashing.
Freeze valve exhaust point is almost touching roof surface.
Exterior insulation is degrading. Exterior pipe runs not very secure.
Excess exterior sensor wiring has not been secured.