Slant/Fin SC-9 - Manual (Page 21)

Display Description
Default
Setting
New
Setting
SC-9 Controller 21
STEP 2: Program the following steps.
X Outdoor Design - For Setpoint Operation MUST be adjusted.
Move the Adv / Installer DIP switch to Installer. Press the Menu button until ADJUST is
visible on the top line of the display. Press the Item button until OUT and DSGN appear.
Use the up and down arrow buttons to change the setting to 45˚F.
Range Available: -60˚ to 45˚F (-51˚ to 7˚C)
10˚F
(12˚C)
45˚F
(7˚C)
Boiler Design - The design supply water temperature used in the design of the system.
Set at least 10˚F above Boiler Minimum setting.
Move the Adv / Installer DIP switch to the Adv position temporarily. Press the Menu
button until ADJUST is visible on the top line of the display. Press the Item button until
BOIL-DSGN appears. Use the up and down arrow buttons to change to the desired
temperature. Move the Adv / Installer DIP switch back to the Installer position.
Range Available: 70˚ to 220˚F (21˚ to 104˚C)
180˚F
(82˚C)
Boiler Minimum - The Setpoint Control Temperature
Move the Adv / Installer DIP switch to the Adv position temporarily. Press the Menu
button until ADJUST is visible on the top line of the display. Press the Item button until
BOIL MIN appears. Use the up and down arrow buttons to change to the DESIRED
SETPOINT temperature - 140˚F or more. Move the Adv / Installer DIP switch back to the
Installer position.
Range Available: OFF, 80˚ - 180˚F (OFF, 27˚ - 82˚C)
140˚F
(60˚C)
Boiler Maximum - The maximum allowed boiler target temperature. Set at least 10˚F
above Boiler Design setting.
Move the Adv / Installer DIP switch to the Adv position temporarily. Press the Menu
button until ADJUST is visible on the top line of the display. Press the Item button until
BOIL-MAX appears. Use the up and down arrow buttons to change to the desired
temperature. Move the Adv / Installer DIP switch back to the Installer position.
Range Available: 120˚ to 225˚F or OFF (49˚ to 107˚C or OFF)
200˚F
(93.5˚C)
When the WWSD (Warm Weather Shutdown) temperature is reached the operation or DHW is still active. Control of the DHW
modules during a demand for DHW by-passes the SC-9 control.
Please contact the Slant/Fin Technical Services Department if you need another way.
Please note that other ways may require additional relays for circulators.
Slant/Fin Technical Service 1-800-873-4346
SPACE HEATING WITH DHW WITH SETPOINT CONTROL