ION SYST0101CW Installation Instructions Manual page 14

5.2. Searching for Outdoor Unit
NOTE: The Ion System Control will then proceed to communicate with the outdoor unit by
displaying "Searching for outdoor unit". If the outdoor unit cannot be found, the control will
display "Outdoor unit not found".
• Select the appropriate unit installed; then, touch NEXT.
AC1Stage —
*
AC2Stage —
*
HP1Stage —
*
HP2Stage —
None —
*. Communicationing Relay Module (CRM) may be required for these selections to be
displayed.
• The installer will first be instructed to select the appropriate size of the outdoor unit; then,
touch SELECT.
5.3. Indoor Evaporator Selection
If a furnace is installed with a SmartSense™ multi-stage AC or HP system, a screen will appear
to select the installed indoor evaporator coil. This selection is used to adequately calculate the
refrigerant charge required while in the heat pump charging screens under Refrigerant Charging
SmartSense™ Systems Section. Select "other" for non-ICP evaporators.
5.4. Electric Heater Selection
If the indoor equipment is a fan coil, the control will display "Searching for heater" until one is
found. If the electric heater is not self-identifying, the select heater screen will appear. Touch the
appropriate heater size; then, touch SELECT.
1-stage air conditioner
2-stage air conditioner
1-stage heat pump
2-stage heat pump
No outdoor unit installed
14
A13118