Aquacal HeatWave SuperQuiet SQ120R, Installation Manual

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6. Use "Port C" on the microprocessors as indicated. Connecting the "Y" to the "Y" and the "B" to the "B" on each
heat pump's port "C" connection point. The "G" and "R' connection points are not used. See Figure 8.
7. Connect any additional heat pumps as indicated, doubling up the wires as shown. See Figure 9. Confirm the same
color wires connect to the same wires on each heat pump ("Y" to "Y" and "B" to "B"). Up to 16 heat pumps can
be controlled by one heat pump.
8. Label the heat pumps appropriately as a master unit and slaved units (Master, Slaved 01, Slaved 02, etc.) to
simplify configuration and future operation.
9. Reattach access panels.
Multiple Heat Pump
Connection Points to "Port C"
Figure 9
10. Apply power to master heat pump. Confirm
the mode is set to "
SYSTEM OFF
".
11. Apply power to the next heat pump and
confirm the mode is set to "
SYSTEM
OFF
". Do this for each heat pump.
12. Program heat pumps with assigned
addresses.
See " Configuring Multiple Heat
Pumps " below.
Configuring Multiple Heat Pumps
Master (Primary) Heat Pump
Confirm the first connected heat pump is designated as the master (primary) unit.
Enter "Installer Menus", then proceed
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