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9.16 Description Of Parameters: Factory Settings
DHW Fast Modulation
00 =Standard Modulation - on DHW call for heat 10 seconds stabilization time before
P01
modulation
01 =Fast Modulation- on DHW call for heat 5 seconds stabilization time before modulation
Gas used
P02
00 = Gas A (Natural Gas)
01 = Gas E (LPG Gas)
Hydraulic system
00 = instantaneous appliance
03 = instantaneous appliance with pre-heat function
04 = heating only appliance with DHW thermostat
P03
05 = appliance with external storage indirect tank
08 = heating only appliance
13 = instantaneous appliance with pre-heat function for solar application
P09
Hydraulic Component Setting (1 = Brass)
Heating set-point setting OT / RT (Open Therm / Room Thermostat 120V~)
00 = with Remote Control (RC) connected, temperature request is RC set-point
P10
01 = Temperature Request is highest set point between RC and PCB
02 = Temperature request is RU setpoint. The RT enable the gas boiler operates
P13
Max. heating output (0-100%)
P14
DHW max. output (0-100%)
P15
Min. heating output (0-100%)
Maximum CH set-point (°C)
00 = 176°F (80°C)
P16
01 = 113°F (45°C)
Selectable Range 20-80 = (20°C to 80°C) 68°F to 176°F
P17
Pump overrun time in heating mode (01-240 minutes)
P18
Burner on delay with new call for heat (0-10 minutes)
P20
Pump overrun time in DHW mode (seconds)
Anti-legionellosis function
P21
00 = Disabled -
01 = Enabled
Manufacturer information
P22
(set "22" to access parameters 42 and above)
P23
Maximum DHW set-point temperature 113°-140°F (45°-60°C), Default 49 = 120°F
P24
Manufacturer information
P26..P31
Manufacturer information
P32..P41
Diagnostics
Temperature unit setting
00 = °C
P44
01 = °F
OT/RT (Open Therm / Room Thermostat) selection.
P67
2=OT (open therm STD)
Parameters continued on next page
9 - START UP PROCEDURE
57
FACTORY SETTINGS
75
100,125,165 115,150,205
01
00
08
Default 01
00
73
100
100
00
00
03
03
30
00
00
49
35
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01
02
240013501 REV A [03/15/2022]
00
80
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