Gecko MSPA-1-AS, Service Manual

Page: 32 / 63

31 MSPA-1-AS
Is any error
message ("FLO", "FLC",
etc.) displayed?
Refer to the
message specific
section.
Make sure the temperature
set point is higher than
the current water temperature.
Is the "Heater"
marker displayed?
yes no
yes no
yes no
If the system does not seem to be heating the water, follow the
troubleshooting flow chart below to identify the source of the problem.
Measure the water temperature
and compare it with the reading
on the top side control.
Is the difference
greater than 2 ° F (1 ° C)?
Verify if the temperature probe
is in contact with the water
or if hot air from the back can
affect its reading. Use foam
to insulate the probe.
Replace
the heater.
Replace
the board.
yes no
Do you read
≈
230 VAC
to the heater terminals
on the board?
Are the heater wires
properly connected
both to the board
and to the element?
Tighten the heater wires
both to the board
and to the element.
Is the problem solved?
yes no
yes no
Replace the
temperature probe.
The system
is working
properly.
Replace
the board.
TROUBLESHOOTING "Spa Is Not Heating!" Flow Chart