Slant/Fin SC-9 - Manual (Page 17)

SC-9 Controller 17
Boiler Mass - This inputs the thermal mass characteristics of the boiler modules.
Press the Menu button until ADJUST is visible on the top line of the display. Press the
Item button until BOIL is below ADJUST and MASS is to the right of ADJUST. Default is
2 with 1 being low mass and 3 being high mass. For Slant/Fin boilers we recommend you
retain the default setting of 2.
2
WWSD Occupied - The systems warm weather shut down temperature during the
occupied period.
Press the Menu button until ADJUST is visible on the top line of the display. Press the
Item button until OCC appears. Use the up and down arrow buttons to change to the
desired temperature.
Range Available: 35˚ to 100˚F (2˚ to 38˚C or OFF)
70˚F
(21˚C)
Units - The units of measure that all of the temperatures are to be displayed by the control
Press the Menu button until ADJUST is visible on the top line of the display. Press the
Item button until ˚F or ˚C appears. Use the up and down arrow buttons to change to the
desired setting - ˚F or ˚C
˚F
NOTE: When you press ITEM button again you will go to the beginning of the sequence
Listed below are additional settings that are frequently changed from the factory default setting to a new
setting. These adjustments are made with the Installer/Adv DIP switch in the Adv setting. You will
progress through a series of steps before you arrive at the steps that you want to adjust. Please be
careful and do not change the settings on any of the series of steps you pass through. If you do make a
mistake and change the setting on any of these steps we have listed the factory default settings in the
back of this manual. You can adjust that step accordingly.
Boiler Design - The design supply water temperature used in the design of the system.
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
180˚F
(82˚C)
Boiler Maximum - The maximum allowed boiler target 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-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
200˚F
(93.5˚C)
Display Description
Default
Setting
New
Setting
Display Description
Default
Setting
New
Setting
SPACE HEATING ONLY WITH OUTDOOR RESET