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12 I digiheat Titanium In line Spa Heaters
TROUBLESHOOTING
The digiheat should only be serviced by qualified service technicians. However, some
problems can be checked and rectified by the owner before making a service call.
FAULT
Display is blank
nFL
o/t
Over-Temperature
Reset Switch
tripped (touch
pad power
indicator light
blinking)
Over-Temperature
Reset Switch
tripped shortly
after power-up
Touch pad display
shows 00
Heater will not
operate
POSSIBLE CAUSE
No power
blown fuse
rCd tripped
Pump not on or pressure
switch needs to be adjusted
Over-Temperature reset
Switch tripped
Water inside digiheat reached
45°C /113°F
(spa water is still cold)
Water in spa reached
45°C /113°F
(touch pad shows lower
temperature)
Over-Temperature Sensor not
connected or faulty
Over-Temperature Sensor not
connected.
Temperature Sensor faulty.
Water level too low
Faulty element
ACTION
Check the isolating switch is on and not
damaged.
Check the power circuit fuse or circuit
breaker has not blown or tripped.
reset rCd.
Switch on pump or adjust pressure
switch.
See "Over-Temperature reset Switch
tripped" below.
Check for and remove blockages in the
filter and pipe-work. Check for blockages
in the impeller and call for service if items
are found in the pump/impeller. Press
Over-Temperature reSeT.
Properly secure sensor in housing (refer
to "Installing the Sensor" on page Press
Over-Temperature reSeT.
re-check Temperature bias
(refer to "temperature calibration")
Press Over-Temperature reSeT.
Call service to connect or replace.
Check sensor is connected to Control
box.
If not, call service to connect the sensor.
Call for service to replace Temperature
Sensor.
Add water to spa or pool to operate
pressure switch.
Call for service.
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