Question about Hayward H Series Pool & Spa Heater 400k Btu Propane Gas Milivolt Ignition H400p1
I have a Hayward H300 spa heater that will not fire. I get an error code of SF and HS. I just had this serviced 2-3 months ago and it worked fine twice. Any ideas on how to fix this? Thanks!
Try to replace the thermo sensor it is located on the left side of tghe unit and has 3 wires running to it.
Posted on Jun 13, 2009
a 6ya Repairman can help you resolve that issue over the phone in a minute or two.
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Posted on Jan 02, 2017
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