Freestyle 2 Series - High Altitude

Part number 550-142-950/0122
70
FreeStyle
®
series 2 wall mount gas-fired water boiler – boiler manual
30 High Altitude
HIGH ALTITUDE BOILER ADJUSTMENT
(above 2,000’ installations)
1. Press DHW- and DHW+ buttons together for 10 seconds to
enter the parameter setup menu. e standard values for pa-
rameter “b04”, “b05” and “b06”, are shown in the Table below
and the following pages.
2. Roll down the menu by pressing the CH button until the
parameter “b04” is on the screen.
3. Set parameter “b04” to parameter in the Table below and the
following pages.
4. Repeat steps 2 and 3 above to also adjust parameter “b05”
and “b06”, according to the Table below and the following
pages.
5. Press DHW- and DHW+ buttons together for 10 seconds to
leave the menu. e values are automatically saved.
Figure 98 High Altitude Fan Speeds for FS-80 boilers
80KBTU - Natural Gas
ALTITUDE
LOW FIRE HIGH FIRE (CH & DHW)
Blower Speed
(b06)
CO2 (%) CO (PPM)
Blower Speed
(b04 & b05)
CO2 (%) CO (PPM)
0 - 2,000' 35 8.0 - 9.0 <20 155 9.0 - 9.5 <110
2,000' - 4,000' 42 8.0 - 9.0 <20 155 9.0 - 9.5 <110
4,000'-5,000' 43 8.0 - 9.0 <20 155 9.0 - 9.5 <110
5,000'-6,000' 44 8.0 - 9.0 <20 155 9.0 - 9.5 <110
6,000' - 7,000' 45 8.0 - 9.0 <20 155 9.0 - 9.5 <110
7,000' - 8,000' 46 8.0 - 9.0 <20 155 9.0 - 9.5 <110
8,000' - 9,000' 47 8.0 - 9.0 <20 155 9.0 - 9.5 <110
9,000' - 10,000' 48 8.0 - 9.0 <20 155 9.0 - 9.5 <110
80KBTU - LP Gas
ALTITUDE
LOW FIRE HIGH FIRE (CH & DHW)
Blower Speed
(b06)
CO2 (%) CO (PPM)
Blower Speed
(b04 & b05)
CO2 (%) CO (PPM)
0 - 2,000' 35 9.0 - 9.8 <20 145 10.2 - 10.7 <110
2,000' - 4,000' 42 9.0 - 9.8 <20 145 10.2 - 10.7 <110
4,000'-5,000' 43 9.0 - 9.8 <20 145 10.2 - 10.7 <110
5,000'-6,000' 44 9.0 - 9.8 <20 145 10.2 - 10.7 <110
6,000' - 7,000' 45 9.0 - 9.8 <20 145 10.2 - 10.7 <110
7,000' - 8,000' 46 9.0 - 9.8 <20 145 10.2 - 10.7 <150
8,000' - 9,000' 47 9.0 - 9.8 <20 145 10.2 - 10.7 <150
9,000' - 10,000' 48 9.0 - 9.8 <20 145 10.2 - 10.7 <150
e Ignition speeds are the same for Standard and
High Altitude, there’s no need to change.
In USA Input rates are derated 4% for each 1000
. above sea level, beyond 2000 . in accordance
with National Fuel Gas Code, ANSI Z223.1/NFPA
54 - latest edition.
For elevations above 10,000 feet, please contact
Williamson-ermoo at 1-800-736-2378.