Filter
Top Products
11
XPak 85 XPak 120
Boiler flue gas connection in 2 3/8 2 3/8
mm 60 60
Combustion air connection outer dia. in 4 4
mm 100 100
Free fan unit feed pressure in w. c. 0.26 0.18
Pa 65 45
Flue gas mass flow rate at rated full load (A) lbs/hr 90.39 123.17
kg/hr 41 55.87
Flue gas mass flow rate at rated full load (E) lbs/hr 88.89 121.18
kg/hr 40.32 54.97
Flue gas mass flow rate at rated partial load (A) lbs/hr 26.58 28.48
kg/hr 12.06 12.92
Flue gas mass flow rate at rated partial load (E) lbs/hr 25.08 27.99
kg/hr 11.88 12.70
Condensate flow rate (A) at max - 122/86 °F (50/30°C)USG/hr 0.37 0.41
ltr/hr 1.41 1.56
Condensate flow rate (A) at min. - 122/86 °F (50/30°C) USG/hr 0.13 0.16
ltr/hr 0.48 0.6
Flue temperature at boiler return temp. 86°F/30°C °F 186.0 170.0
at full load (A) °C 86.0 77.0
Flue temperature at boiler return temp. 86°F/30°C °F 163.0 165.0
at partial load (A) °C 73.0 74.0
Flue temperature at boiler return temp. 140°F/60°C °F 194.0 186.0
at full load (A) °C 90.0 86.0
Max flues length de-rate less 2%
Max length horizontal coaxial 60/100 mm ft 6.5 6.5
m2 2
Max total length 2 pipe 3” (80 mm) (air + flues) ft 40+40 16+16
m 12+12 5+5
Max flues length de-rate less 5%
Max length horizontal coaxial 60/100 mm ft 26 26
m 7.8 7.8
Max total length 2 pipe 3” (80 mm) - (air + flues) ft 130+130 115+115
m 40+40 35+35
Minimum Clearances To Combustibles
Top - front - rear in 0 - 0 - 0
mm 0 - 0 - 0
Left - right - vent pipe in 0 - 0 - 0
mm 0 - 0 - 0
Recommended Minimum Service Clearances
Top - front - rear in 12 - 24 - 0
mm 300 - 600 - 0
Left - right in 1 - 1
mm 25 - 25
Pipe Connections
Gas supply connection (shut off valve) in 3/4 NPT - female
Boiler in connection in 3/4 NPT - male
Boiler out connection in 3/4 NPT - male
Pressure relief valve in 3/4 NPT - female
Condensate connection diameter (rubber flexible) in 0.825 female
mm 21 female
Boiler drain valve - open-ended wrench dimension in 7/16
mm 11
Boiler Dimensions And Weight
Height x Width x Dept in 30.7 x 15.75 x 14.1 30.7 x 17.7 x 14.1
mm 780 x 400 x 358 780 x 450 x 358
Weight net lbs 73 80
kg 33 36
Components
Burner Stainless Steel
Main heat exchanger ASME approved extruded aluminum
Gas valve SIT 848
Pump Groundfos UPM 15-52 Groundfos UPM 15-62
Pressure relief valve Watts M350 - M2 ASME approved
Fan MVL RG 128
3-way valve for DHW tank (field supply) Honeywell VC6011 + VCZMK6000
Injector Natural Gas (A) Ø 0.20 inch (5.1 mm) 0.26 inch (6.7 mm)
Injector LPG (E) - black coated Ø 0.15 inch (3.9 mm) 0.19 inch (5.0 mm)
notes
*See jumpers configurations for heating temperature range setting
**If the gas supply pressure exceeds the maximum gas supply pressure value, a separate gas pressure regulator must be installed
upstream of the heating system.