Y Series TechBook
39
39
If circulation pump is not working,
follow this troubleshooting flow chart:
Circulation pump doesn't work / flow chart & step-by-step
Verify if low-level
programming has
been configured
properly
yes
Do you read
120 V for a 120 V
Cir. Pump (or 240
V for 240 V) on the
connector ?
Replace
Cir Pump
no
Replace
Accessory
Fuse
Replace spa pack
if you still aren’t
getting a voltage
reading
Step-by-Step
If circulation pump is not
working:
•
Verify low-level
programming
configuration
•
Start circulation
pump by setting
temperature set
point 2 °F higher
than actual water
temperature
98
•
If you don't get a
voltage reading,
replace the accessory
fuse
•
If changing the fuse
does not fix the
problem, replace the
spa pack
•
If voltage is as it should
be, replace circulation
pump
•
Take voltage reading
on the corresponding
MP connector:
Pin 1 & Pin 3
Your reading should be:
240 V for
a 240 V pump
120 V for a
120 V pump
Flow chart
Pin 3
Pin 1
Circulation pump fuse (F21)
