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DR.PTAC UNITS (EZDR Series)
Only on EZDR units (these units are equipped with the Make-up Air Dehumidifier option) - Perform the
following steps prior to turning on unit for the first time to activate this option:
STEP 1:
STEP 2:
TURN ON
DR. PTAC
ACTIVATION SWITCH
* IMPORTANT NOTES FOR PEFORMANCE TESTING!
1. Activation Plate must be installed during Performance Testing in order to obtain accurate test
results.
2. DIP Switch 8 on the Main Board must be set to ON (Constant Fan) position during testing (refer to
DIP Switch Settings paragraph on page 11).
3. The DR. PTAC Activation Switch must be in the OFF position when Activation Plate is installed.
4. Set fan speed to maximum speed (High).
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