Function To Set The Number Of Initial Activating Water Heaters When Cascade Is Used - Navien CH-180 Operation Manual

Combination water heater operation
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Function to set the number of initial
Activating water heaters when cascade is
used.
Please turn off the power of Remote
Controller by
button.
When number of operation is blinking
on display panel, rotate dial to select
the number of units to set initial
operation
28
pressing ON/OFF
Press and hold "DHW", "Stand By"
and "Program" buttons simultaneously
for 3 seconds.
Press "Program" button to complete
setting. If setting is completed Remote
Controller will return "OFF" state.