Fulton Hopkins (HPN) Horizontal Coil Thermal Fluid (hot oil) Heater - Manual (Page 44)

© Fulton Companies 2014
OPERATION
HPN-IOM-2014-0416
SECTION 3
3-12
4
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.
Non-Fulton product information is for
reference purposes only. No Fulton
document may substitute for full
review of documentation available
from the component manufacturer.
13. Reset combustion control and start burner on normal sequence using
meter to observe the signal strength to pilot. When main gas valve opens,
slowly open main shut-off cock.
14. Set combustion at this point.
15. Advance control to start position; recycle the burner several times to full
automatic.
16. Check the gas meter for fi ring rate. Adjust the gas pressure regulator to
proper fi ring rate.
 ON “FULL MODULATION” BURNERS
1. With fuel selector on “gas” (if combination burner) the heater should be
started in the low fi re position.
2. Manually increase fi re rate to midway point. Take CO 2 reading and readjust
if necessary.
NOTE:

Linkage may be manually set by loosening and hand tightening set screws
on linkage rod.
3. Control checks: Allow burner to run until limit control setting has been
reached; the burner should shut down when maximum temperature is
reached.
 POWER FLAME #2 OIL BURNER
Checklist for safe starting
1. Check all oil piping for leaks.
2. Check all linkages, especially for damage incurred in shipment.
3. If not installed, mount oil pressure and temperature gauges.
4. There should be NO shut off valve installed in fuel return line.
5. Check electrode spark gap as specifi ed in burner manual.
6. Once properly authorized service personnel have set burner linkage, it is
advisable to permanently mark the linkage settings for future reference.
 DUAL FUEL BURNER  CHANGING FUEL
The following instructions apply only to certain units supplied with dual fuel
burners. These procedures should be performed only when the fl uid is cold,
unless suffi
cient safeguards are provided to prevent contact with hot fl uid piping
in the vicinity of the burner. If unsure if this applies to your heater, please consult
factory.
1. Set the fuel switch to “Off ” and the heat selector switch to either “Pump” or
“Off .”