Fulton Vertical Coil (FT-C_S) Thermal Fluid (hot oil) Heater - Manual (Page 60)

© The Fulton Companies 2013
3-20
OPERATION
FTCS-IOM-2013-1114
SECTION 3
!
WARNING
Non-Fulton product information is for
reference purposes only. No Fulton
document may substitute for full
review of documentation available
from the component manufacturer.
Do not operate, or allow others
to operate, service or repair this
equipment unless you (they) fully
understand all applicable sections
of this manual and are qualifi ed to
operate/maintain the equipment.
2. Reset motor starter; blower should start and purge cycle will begin.
3. Lockout of LMV will occur.
 Pump Motor Starter
If a pump starter is supplied the pump motor starter will be located in the heater
panel or pump skid. When the pump start button is pushed, the pump motor
starter will engage the pump.
1. While fi ring, actuate the manual trip button on the pump motor starter.
2. Pump and burner will shut down.
3. The blower should continue to run for approximately 30 seconds.
4. Attempt to restart pump by depressing the pump start push button.
5. The pump should not start. Reset starter and start pump.
 Diff erential Pressure Switch
The diff erential pressure switch (Figure 23) is mounted to the heater panel.
Sensing lines connect this switch to both the inlet and outlet manifold of the
heater. This switch is critical and ensures proper fl ow through the heater at all
times.
1. Proper setpoint is 2-3 psi below the published diff erential pressure of the
heater (this will vary by heater model, refer to Product Data Submittals).
2. The heater is dependent on proper fl ow for operation; therefore, a
diff erential pressure switch is used to sense the pressure drop across the
heater. The diff erential pressure switch will shut the unit down in the event
FIGURE 23 - DIFFERENTIAL PRESSURE SWITCH