Fulton Hopkins (HPN) Horizontal Coil Thermal Fluid (hot oil) Heater - Manual (Page 64)

© The Fulton Companies 2014
MAINTENANCE
HPN-IOM-2014-0416
SECTION 4
4-4
4
CAUTION
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.
All maintenance procedures should
be completed by trained personnel.
Appropriate training and instructions
are available from the Fulton Service
Department at (315) 298-5121 or your
local Fulton Thermal Representative.
In order to meet warranty conditions,
ensure all appropriate maintenance
activities are performed.
FIGURE 18 - PUMP COUPLING
Weekly Maintenance Schedule
1. Check inlet gas pressure at the beginning of the gas train (Figure 17). This
should be accomplished by the installation of an appropriately scaled
gauge.
2. Check manifold gas pressure at high and low fi re and compare to Thermal
Combustion Checklist fi lled out by start up technician. This should be
accomplished by the installation of an appropriately scaled gauge.
Readings should be with .02” w.c. of Thermal Combustion Checklist.
Monthly Maintenance Schedule
1. Clean fuel fi lters.
2. Check burner blower. Clean if necessary.
3. Clean or change air fi lter if applicable.
4. Manually check fl uid level in the expansion tank. Drain ½ gallon of thermal
fl uid from the expansion tank. If water is present, continue to drain ½
gallon until no water is present.
5. Check operation of all safeties. Refer to the instructions at the end of this
section.
6. With the burner running, remove or disconnect the fl ame detection device.
The fl ame programmer should lockout within 3 seconds.
7. Review daily log sheets noting any deviations from the norm.
8. Check the tightness of all couplings, including the fuel oil pump drive (oil-
fi red units), fan impeller, circulating pump, etc. See Figure 18.