System type: Pumped - photovoltaic control
Pump off - intermittent sun and clouds. Came on when sun appeared.
Extreme sediment buildup at air vent exhaust.
Exterior piping has gaps that are not insulated.
Wiring is exposed to exterior conditions. Appears to be weather worn.
Pressure valve handle starting to rust.
Roof sealing material in pitch pans is drying and starting to crack and create gaps for rain penetration.
Metal composite roof is rusting at edges. Soft spots on roof.