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BOILER CONTROL: INTERNAL WIRING & OPERATION
Table 8.J.2.1 (cont.): Settings -> Boiler Settings -> Boiler Parameters
Parameter
(21) Baseline Supply Temp.
(22) Baseline Outdoor
Temp.
(23) Design Supply Min.
Limit
(24) Design Supply Max.
Limit
(25) Warm Weather
Shutdown
(26) Boost Temp Increment
(27) Boost Time Delay
(28) Night Setback Temp.
(35) DHW Mode
(113) Max. Power DHW
(114) Min. Power DHW
(36) DHW Tank Hyst.
Down
(37) DHW Tank Hyst. Up
(38) DHW Tank Supply
Extra
(42) DHW Priority
(43) DHW Max. Priority
Time
(44) DHW Pump Overrun
(48) DHW/Tank Setpoint
(115) DHW Store Setpoint
(116) Prog. Input 1.
(117) Prog. Input 2.
(118) Prog. Input 3.
(120) Prog. Input 5.
(121) Prog. Input 6.
44
Parameter Description
Set CH setpoint when outdoor temperature
equals Baseline Outdoor Temperature
Set the outdoor temperature at which CH
setpoint is set to Baseline Outdoor
Temperature
Set the outdoor reset curve minimum setpoint
Set the outdoor reset curve maximum setpoint
Set outdoor temperature above which CH
demand is blocked
Set the setpoint boost function temperature
increment
Set the setpoint boost function delay time
Set the CH setpoint night setback temperature
Set the DHW mode
Set the maximum DHW burner power
Set the minimum DHW burner power
Set the DHW tank hysteresis down
Set the DHW tank hysteresis up
Set the DHW tank supply setpoint offset
Set the DHW priority mode
Set the maximum DHW priority time
Set the DHW post-circulation time
Set the DHW setpoint
Set the DHW storage setpoint
Do Not Change Without Factory Approval.
Select the function for programmable input 1
Do Not Change Without Factory Approval.
Select the function for programmable input 2
Do Not Change Without Factory Approval.
Select the function for programmable input 3
Do Not Change Without Factory Approval.
Select the function for programmable input 5
Do Not Change Without Factory Approval.
Select the function for programmable input 6
Unit/Option
F (
C)
O
O
F (
C)
O
O
F (
C)
O
O
F (
C)
O
O
F (
C)
O
O
F (
C)
O
O
min.
F (
C)
O
O
F (
C)
O
O
0: No DHW
1: DHW Store with Sensor
2: DHW Store with Thermostat
%
%
F (
C)
O
O
F (
C)
O
O
F (
C)
O
O
0: Time
1: Off
2: On
min.
sec.
F (
C)
O
O
F (
C)
O
O
# 0-3
0: Disabled
1: Water Pressure Sensor
3: Water Pressure Switch
# 0-4
0: Disabled
1: DHW Flow Sensor
2: DHW Flow Switch
3: CH Flow Sensor
4: CH Flow Switch
# 0-2
0: Disabled
2: Gas Pressure Switch
# 0-1
0: Disabled
1: Return Sensor
# 0-2
0: Disabled
1: Flue Sensor
2: Flue Switch
Default Option
104.0 (40.0)
65.3 (18.5)
68.0 (20.0)
185.0 (85.0)
71.6 (22.0)
0.0 (0.0)
120
9.9 (5.5)
71.6 (22.0)
2: DHW Store with
Thermostat
100
0%
7.2 (4.0)
9.0 (5.0)
54.0 (30.0)
0: Time
30
60
120.2 (49.0)
180.0 (82.5)
3: Water
Pressure Switch
4: CH Flow
Switch
2: Gas Pressure Switch
1: Return Sensor
1: Flue Sensor
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