$781.12
By Spa Parts Plus
Part # 9760-0
Manufacturer Code 3-70-0217
I have a timer on my hottub spabuilders product 3-70-0153 model ap-4h1 serial 5080904008 air switch controller ap-4 how do I work timer
vt 220 geiko
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Hello- Here is a link to the owner's manual that explains how to set the filtration clock on page 12: https://images.inyopools.com/cloud/documents/ap-4.pdf
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