42
in.xe TechBook
42
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
progr
amming
has
been configur
ed
properly
yes
Do you read
120 V for a 120 V
circ pump (or 240
V for 240 V) on the
connector ?
Replace
circ
pump.
no
Replace
accessory
Fuse
Replace spa pack
if
you still ar
en’t
getting a voltage
re
ading
.
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.
• 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
in.link connector:
240 V: Pin 2 & Pin 1
120 V: Pin 2 & Pin 5
Your reading should be:
240 V for a 240 V pump
120 V for a 120 V pump
Flow chart
Accessory fuse
240 V at CP connector:
Pin 2 & Pin 1
Pin 1
Pin 2
120 V at CP connector:
Pin 2 & Pin 5
Pin 2
Pin 5