3
INSTALLATION AND OPERATING INSTRUCTIONS
SFC BOILER / WATER HEATERS - SFC 199
SPECIFICATION SFC 199
CSA Input (Natural Gas or Propane) – MBH 28.3 - 125
CSA Input (Natural Gas or Propane) – KW 8.29 - 36.6
CSA Output – MBH 27.1 - 111
CSA Output - KW 7.94 - 32.5
DHW - CSA Input (Natural Gas or Propane) - MBH 28.3 - 199
DHW - CSA Input (Natural Gas or Propane) - KW 8.29 - 58.3
A.F.U.E 95%
Min Gas Pressure (Nat. Gas or Propane) – inch w.c. 4
Max Gas Pressure (Nat. Gas or Propane) – inch w.c. 14
Power (120Vac/60Hz) - Watts @ full re with internal pump 120
Weight (empty) – lbs/Kg 84 / 38
Pressure Vessel water content – USG/Liters 0.19 / 0.72
Max boiler ow rate - USgpm 12
Min boiler ow rate - USgpm 2
Max Operating Pressure – Space Heating Coil - psig † 43.5
Max Operating Pressure – Domestic Hot Water Coil - psig 150
Minimum water pressure - psig 8
Approved installation altitude - ASL 10,000 ft
Ambient Temperature – Low (°F/°C) 32/0
Ambient Temperature – High (°F/°C) 122/50
Max relative humidity (non-condensing) 90%
Min water Temperature - Space Heating (°F/°C) 50/10
Max water Temperature – Space Heating (°F/°C) 194/90
Min water Temperature – Domestic Hot Water (°F/°C) 104/40
Max water Temperature – Domestic Hot Water (°F/°C) 149/65
Min ow rate to activate DHW heating - USgpm 0.5
Max ow rate DHW heating - USgpm 7
Max equivalent vent length 3" (each side) 120'
Max equivalent vent length 2" (each side) 35’
* Natural Gas units require a Propane conversion kit included with unit (see page #3-2, Table 11). Propane (LP) units require a Natural Gas conversion kit (see page
#3-2, Table 11) to be ordered separately if converting a Propane unit to Natural Gas.
† units are shipped with 30 psig pressure relief valve
SPECIFICATIONS
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