Fulton Vertical Electric (FT-N) Thermal Fluid (hot oil) Heater - Manual (Page 64)

Fulton Thermal Corp.*Electric Thermal Fluid Heaters Manual* Version 2010-0423
Page 64
Monthly
a) Manually check fluid level in the expansion tank. Drain ½ gallon of thermal fluid from the
expansion tank. If water is present, continue to drain ½ gallon until no water is present.
b) Check operation of all safeties. Refer to the instructions at the end of this section.
c) Review daily log sheets noting any deviations from the norm.
d) Check the tightness of all couplings, including the fuel oil pump drive (oil-fired units), fan
impeller, circulating pump, etc.