UTICA BOILERS UB95M-200 Betriebsanweisung

Parameter guide95M-200GAS-FIRED DIRECT VENTMODULATING HOT WATER BOILER P/N 240006105, Rev. B [06/08]Revise boiler control parameters only if you

10Space heating differentials (parameters 22 and 23)The term “differential” is also referred to as “hysteresis.”• Parameter 22 is the “On” differentia

11Press and hold the “STEP” button.1. While holding the “STEP” button down, press and hold 2. the “MODE” button

12Para. NameRange Boiler DisplayDescriptionGascom SoftwareBoilerDisplayDisplay Position1st 2nd 3rd 4th1 T3 SetStorage DHW: 68° to 158°FInstantaneous

13Para. NameRange Boiler DisplayDescriptionGascom SoftwareBoilerDisplayDisplay Position1st 2nd 3rd 4th8T4 Frost Protection-22° to 50°F -22 to 50Initia

14Para. NameRange Boiler DisplayDescriptionGascom SoftwareBoilerDisplayDisplay Position1st 2nd 3rd 4th17Minimum fan speed DHW2250 to 600022 to 60 (100

15Para. NameRange Boiler DisplayDescriptionGascom SoftwareBoilerDisplayDisplay Position1st 2nd 3rd 4th26DHW detec-tion differen-tial ON-2° to 54°F -2

16Para. NameRange Boiler DisplayDescriptionGascom SoftwareBoilerDisplayDisplay Position1st 2nd 3rd 4th34(1st digit)2nd CHcircuit CH type0 to 8 (see ri

17Para. NameRange Boiler DisplayDescriptionGascom SoftwareBoilerDisplayDisplay Position1st 2nd 3rd 4th35 (1st digit)3-Way Valve 0 to 2

18Para. NameRange Boiler DisplayDescriptionGascom SoftwareBoilerDisplayDisplay Position1st 2nd 3rd 4th36Manual fans-peed-1 (auto op-eration)0 to 100 (

19Parameter No. ChangedOriginal Date of ChangeReason for Parameter Change

3IMPORTANT: Read the following instructions completely before installing!!Keep this manual near boilerand retain for future reference.PARAMETER GUIDEP

4This manual includes detailed explanations of the adjustable parameters. See Section II

5DO NOT CHANGE ANY PARAMETER UNLESS THE APPLICATION REQUIRES SPECIAL SETTINGS.PARAMETER/DESCRIPTION GASCOM 1 T3 Set DHW 150°F 1502 DHW System O

6OUTDOOR RESET OPERATIONOutdoor reset adjusts the supply water temperature so the heat output from the heating units matches the heat loss as the outd

7perature is less than T4 Minimum (Parameter 6).T1 Foot (Parameter 5) is the outlet water temperature the boiler tries to maintain whenever the outsid

8greater than the value of Parameter 4 (T1 Top). There is no concern that temperature boost would supply water too hot for low-temperature systems, su

9% Rate BTUH RPM Boiler Display40 80,000 2250 2250 100,000 3250 3260 120,000 3800 3870 140,000 4400 4480 160,000 4750 4790 1