Fulton Hopkins (HPN) Horizontal Coil Thermal Fluid (hot oil) Heater - Manual (Page 47)

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SECTION 3
HPN-IOM-2014-0416
OPERATION
3-15
!
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.
4
CAUTION
Do NOT leave unit unattended in
Manual Operation, in this mode the
LMV51 will ignore its internal Set Point.
13. Increase the set point. Under operation-Heater set point go to setpoint
W1 using the arrow key then press Enter. Change the set point under new,
using the arrows and press Enter. The new set point should appear under
actual and displayed in degrees.
14. After several seconds the burner control will start its pre-ignition phase
and the blower will start.
15. You can observe the status of the burner by going to the main menu (by
pressing Escape) then selecting Operational Stat > Normal Operation.
16. The unit will purge then drive to the ignition position and the pilot should
light.
17. The burner control will stay at this pilot hold stage so you can inspect and
adjust the pilot as needed.
18. The pilot gas pressure should match the test fi re sheet.
19. The fl ame signal should be greater than 90% when viewed from the top
menu of the Siemens AZL display.
20. Once the pilot is adjusted properly and you are ready to light the main
burner, press Escape to the main menu.
 SETTING MAIN BURNER IGNITION
1. Under Params&Display >RatioControl >ProgramStop, change the
Program Stop to 52 Interv2. This is the main burner ignition position.
Press Enter and confi rm that 52 Interv2 is acknowledged in the current
fi eld. This change moves the control to the main burner ignition point in
the burner sequence.
2. This will allow the main burner to ignite. Should the burner not light, the
gas and air servo motors are not synchronized to produce a combustible
mix.
3. Turn the ON/OFF switch on the panel box to OFF.
4. To reset the alarm: Press Escape on the AZL once. Press Enter on the AZL
to reset the control. The red light should go out.
5. To change the setting, return to the front menu by pressing Escape until
you are to the main menu. Then select Params&Display >RatioControl
>GasSettings >SpecialPositions > IgnitionPos, adjust the gas servo
position by using the arrow key to move down to Gas servo if needed.
Press Enter to select the servo. Move the gas servo to its new position with
the arrow keys. Press Enter to confi rm the new value. Use the down arrow
to move to the air servo setting if needed. Press Enter to select the servo,
use the arrow keys to set the new value. Press Enter to confi rm this.
6. Switch the ON/OFF switch back to ON. The heater will re-start.
7. The light off point for main fl ame can be set at a higher input than low
fi re.