BCP-8 Hydronic Manual - Weil-McLain

----- SET POINT -----ººººCºº140 FButton: MENU/Set Point [ ] BACK SAVEtemperature around the Set point. Settings and Stage Settings. Shutdown by EMSButton: MENU/Outdoor Reset/Reset Ratio outside temperature. With any of the ratios, the colder it becomes outside, the hotter thetemperature of the system water. (See Understanding Operation Concept on page 5) will only be 125°F, and at 22°F outside, the system water will be 112°F. Such a low temperature falls, the system water temperature is increased one degree. If the ambient buildingtemperatures are too cold in cold weather, move the ratio to a higher selection. That is,---- RESET RATIO ---Custom1(8.00 OD:1.00 SYS)2(4.00 OD:1.00 SYS)3(3.00 OD:1.00 SYS)4(2.00 OD:1.00 SYS)5(1.50 OD:1.00 SYS)6(1.25 OD:1.00 SYS)7(1.00 OD:1.00 SYS)8(1.00 OD:1.25 SYS)9(1.00 OD:1.50 SYS)10(1.00 OD:2.00 SYS)11(1.00 OD:3.00 SYS)12(1.00 OD:4.00 SYS)BACK SAVEWater Temperature1301201101001:4 1:1WarmerColder70 60 50 40Outdoor Temperature4:1Button: MENU/Outdoor Reset/Reset Ratio/Custom can be used by selecting Custom from the Reset Ratio menu option. identify it on the diagram. on the curve. The two points can be anywhere on the line, not necessarily at the ends. 36