© The Fulton Companies 2016
3-16
OPERATION VTG-IOM-2016-1214 SECTION 3
Operating Temperatures and Fuel Selection
Use Table 9 to determine minimum return water temperature requirements:
TABLE 9 MINIMUM RETURN WATER TEMPERATURES
Fuel Minimum Return Water Temperature
Natural Gas No minimum return water temperature
Propane No minimum return water temperature
#2 Fuel Oil 140°F (60°C)
B100 Bio-Diesel 100°F (38°C)
#2 Fuel Oil with guaranteed <15
ppm Sulfur (ultra-low sulfur)
100°F (38°C)
Digester Gas/Alternative Fuels Consult Factory
! WARNING
All information in this manual is for
reference and guidance purposes,
and does not substitute for required
professional training, conduct,
and strict adherence to applicable
jurisdictional/professional codes and
regulations.