Daikin DZ18VC Series Installation Instructions Manual page 39

3. Enter Installer password if known.
a. The password is the thermostat date code and can
be obtained by selecting the red Cancel button and
selecting the Dealer Information button.
b. Once recorded, click the green OK button and return
to the previous step.
4. Select YES to continue.
5. Select HEAT PUMP.
6. Select SYS SETUP.
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COOL SET-UP