Emergency Lightning Surge Control Board Swap on Riverside Ave in Riverside
Riverside Ave, Riverside
Property Type: renovated brick duplex
The Problem: AC system was entirely dead and unresponsive following a severe late-afternoon lightning storm.
Discovery & Diagnostic: Control board fuse was blown and high-voltage contactor coils showed clear black burn marks from a surge.
Resolution: Replaced the indoor control board fuse, outdoor contactor, and installed a whole-house surge protector to prevent future strikes.
