Y Series TechBook
35
Have any error
messages (FLO,
OH, HL etc.)
appeared on
keypad display?
yes
no
Verify if low-level
programming is set
properly
Does
the
Pump 1
indicator appear
on the keypad
display when you
press the Pump
1 key?
Refer to specific
section indicated
by error message.
yes
no
Replace
keypad
no
Replace
Pump 1 fuse
Is there still a
problem?
Is Pump 1
working
in either
speed?
yes
If still not
working
replace
spa pack
no
Measure
voltage on
the board
for both
speeds
Do you
get a 240
V reading
(or 120 V
for a 120
V pump)
for both
speeds?
Problem
solved
yes
no
Replace
Pump 1
Replace
spa pack
yes
If Pump 1 is not working,
follow this troubleshooting flow chart:
98
Pump 1 does not work!
• Check for an error
message on keypad
display If there is one,
refer to the specific sec-
tion indicated by the
error message
• Verify low-level
programming
configuration
• If the
Pump 1
indicator does not appear, use a spare
keypad to verify if keypad is defective
If it is, replace keypad
If not, replace spa pack
• If
Pump 1
indicator appears when
Key 1
is pressed,
verify if pump works in either speed
• Verify if the
Pump 1
indicator appears on
keypad display when
you press
Key 1
Pump 1 doesn't work / flow chart & step-by-step
Flow chart
Step-by-Step
Troubleshooting