How do you test the mother board on a richmond gas tankless water heater?
Thursday, August 26th, 2010 at
4:03 am
Sometimes it works and sometimes it doesn't. Have to turn it on and off several times to get hot water. Home depot says mother board. But they don't know how to test it. Unit is Richmond.
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Tagged with: home depot • hot water • mother board • richmond • several times
Filed under: Gas Water Heater
call a service tech,,u could spend a small fortune not knowing whats wrong with it and throwing parts at it,,a ma board could easily cost $150,,this is 1 reason tank less htr are not all that efficient when u figure service calls and cost new
Add water.