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Home > Research > Solar Thermal > SWAP > Ten Years After > Centro Area Site #822
Site 822
System type: Pumped - differential control
Installed: 1996
Inspected: 2003

System is working.

Pump piping run was loose. From bottom feed. Pump stuck out and was accessible to people passing. Pump body was very hot.
A/S valve stuck.
Sensor wiring not secured.

Exterior insulation degrading.
Sensor wiring exposed and cracking.
Screws attaching struts to collector are rusted.
Air vent port is locked - calcified.
Body of freeze valve appears to be deteriorating - metal parts.