spa heater. When turned on led shows 888 for about 4 secs then 128 for about 2 sec then R = 8 for 2 sec and then nothing does any body no why its doing this and what needs
Pentair aster temp 250 pool/spa heater. When turned on led shows 888 for about 4 secs then 128 for about 2 sec then R = 8 for 2 sec and then nothing does any body no why its doing this and what needs to be done to get the unit working
Pool & Spa - Pentair - Master Temp Pool Heater 250,000 BTU Natural Gas
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If all else fails call 800-831-7133
http://www.pentairpool.com/pdfs/MasterTempOM.pdf