Watts AERCO Edge [ii] - Page 46

Edge [ii] Controller Operation Manual
SECTION 2: EZ SETUP
OMM-139_E • 8/25/2020 Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST Page 46 of 196
B. If you chose Network or BAS, proceed to Step 9.
9. If DHW Priority Mode was set to Setpoint Boost in Step 1, the Select BAS Mode
screen now appears; skip to Section 2.4: Completing the Installation for instructions. If DHW
Priority Mode was set any of the Swing Valve options, continue to the next step.
10. If DHW Priority Mode was set to either 1 Swing Valve or 2 Swing Valves in Step 1,
Domestic Hot Water Priority mode is automatically activated and the DHW Priority Swing
Settings screen appears. Each unit in the cascade is represented by one square in the grid.
Use this screen to specify which boiler(s) are dedicated to SH and DHW, and which are
Swing boilers.
DHW Priority Mode = 1 Swing Valve DHW Priority Mode = 2 Swing Valves
Figure 2.3.2.2.1-13: BST Manager – SH & DHW: DHW Priority Swing Settings
• If DHW Priority Mode = 1 Swing Valve in Step 1 (see left image above), each unit
has two possible values: SH and SWG (Swing). Pressing on a unit cycles it though
those two options.
o Designate one unit as a SWG (Swing) unit; it can perform as SH or DHW.
o Set the SH Side Swing Valve Unit Address field to the address of the
unit that controls the swing valve. (Range: 1 to 16)
• If DHW Priority Mode = 2 Swing Valves in Step 1 (see right image above), each
unit has three possible values: SH, DHW or SWG (Swing). Pressing on a unit cycles it
though those three options. In addition, the DHW Side Swing Valve Unit
Address field appears.
o Designate one or more units as DHW, and one or two as SWG units.
o Set the SH Side Swing Valve Unit Address field to the address of the
unit that controls Swing Valve 1. (Range: 1 to 16)
o Set the DHW Side Swing Valve Unit Address field to the address of the
unit that controls Swing Valve 2. (Range: 1 to 16)
• Press Next to go to the Swing Boiler Settings screen.