Gecko MSPA-1-AS, Service Manual

Page: 33 / 63

Service manual 32
TROUBLESHOOTING Spa Is Not Heating!
4• With the help of a digital thermometer,
measure the temperature of the water
and compare it with the reading on
the top side control.
If the two values differ by more than
1
° C (2 ° F), verify if the temperature
probe is in contact with the water or
if hot air coming from the back can
affect its reading.
5• If so, use foam to insulate the back of
the probe.
6• If not, replace the temperature probe
by a spare one.
7• If the problem still persists, replace the
board referring to the "How to
Replace the Board" section of this
manual.
If the "Heater" marker does not appear:
2• If not, verify if you can call for heat by
increasing the temperature set point
(refer to the User manual).
If the system does not seem to be heating the water, proceed as follows:
1• Verify if an error message is displayed
on the top side control. If so, refer to
the message specific section of this
manual.
3• Verify if the "Heater" marker appears
on the top side control.
The "Heater" marker is displayed when
the heater is on. It flashes when there
is a call for heat but the heater has not
started yet.
"Heater"
marker
"Set
Point"
marker