Master Temp 400 Circuit Board replacement Conformal coating

>> YOUR LINK HERE: ___ http://youtube.com/watch?v=hVRVv5gqftc

Replacing Circuit Board on Pentair MasterTemp 400 Spa and Pool Heater. I applied a Conformal Coating to protect the new circuit board from corrosion. Vide...

Master Temp 400, Circuit board Replacement, Conformal Coating, Pentair Master Temp 400, Hot Tub Heater, Hot Tub Heater Repair
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