37
TROUBLESHOOTING
•
Touch screen buttons do not function properly.
Remove cover, press the reset
button located in the bottom left corner then accurately touch 3 target centers on
the screen when prompted.
•
Air conditioning turns on in HEAT mode and heating turns on in COOL mode.
Reverse the OB valve (see “Advanced Settings” Page 31).
•
PARTIAL LOCK and FULL LOCK do not function.
You must not touch the screen
for 1 minute for DiversiTech thermostat to automatically lock.
•
Thermostat appears normal until the screen becomes blank when the com-
pressor or heating system turns on.
You need to connect the “C” wire. 4 wire
system will not function unless the heat and compressor contactors can supply enough
current to power the thermostat with only 4 wires, if you cannot hook up the “C”
wire another possible solution is to connect one 250 ohm 10 watt resistor in the
HVAC room, for cooling problems between C and W or in the case of heating prob-
lem between C and Y1.
•
I forgot my PIN and cannot unlock the thermostat.
Remove the cover plate, press
the reset button located in the bottom right corner, as soon as the message “touch
to reset password” appears touch the screen, your PIN will be erased and the ther-
mostat will unlock.
36
SIMPLE THERMOSTAT MODE
®
DIVERSITECH THERMOSTAT CAN ALSO FUNCTION AS A NON-PRO-
GRAMMABLE THERMOSTAT AFTER IT HAS BEEN CONFIGURED.
•
To enable “Simple Mode”, press the reset button (take off the thermostat face-
plate and press the reset button located in the bottom right-hand corner). The
message “Touch for simple thermostat” will appear. Touch the screen, and
DiversiTech thermostat becomes a simplified non-programmable thermostat.
•
Please note that when changing to Simple Mode, you will not lose any of the
settings you have previously entered in the “Programmable Mode”.
•
To revert back to the Programmable DiversiTech thermostat, simply press the
reset button and touch the screen when the message “Touch for Programmable
Thermostat” appears.
Simple Mode has the following basic features:
Temperature Control Modes:
Fan Operation Modes:
