20
Troubleshooting
Problem
Solution
Heating is not activated at the
programmed time
• Review the programming guide to ensure the programs
have been entered correctly.
Check that the clock has been set to the correct time
(e.g. AM and PM are reversed).
Reset programs: Press SET for 3 seconds to enter
option mode, then press PROG for 3 seconds to clear
program settings only.
•
•
• Reset all: Press and hold the
and
buttons
at the same time to restore all settings to factory
defaults.
HOLD
RESET
The heating system will not
activate
Temperature settings will not
change
Make sure the temperature is set to the acceptable
range: 5°C to 35°C (41°F to 95°F).
• Check the LCD display to see if there has been a power
failure.
If the
symbol
appears on the LCD screen when
you increase the temperature, the High Limit Function
is activated. (To deactivate, see page 18 for details.)
Check the heating device to see if it is disabled or if the
circuit breaker is open.
•
•
LOCK
Operating Manual
