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Benchmark 750-3000 Boiler Installation & Startup Manual
SECTION 4 – INITIAL START-UP
4.6.1 Switchover from NATURAL GAS to PROPANE
Switchover from NATURAL GAS to PROPANE Instructions
1. Set the ON/OFF switch on the C-More Controller to the OFF position.
2. Close the external Natural Gas supply valves.
3. Open the external Propane gas supply valves.
4. Refer to Figure 4-5 and locate the Fuel Selector Switch on the unit, behind the front door.
5. Set the Fuel Selector Switch to the PROPANE position. A GAS PRESSURE FAULT
message will be displayed on the C-More Controller.
6. Clear the Gas Pressure Fault by pressing the CLEAR key.
7. Set the ON/OFF switch on the C-More Controller to the ON position.
8. Press the MENU key once. SETUP MENU will be displayed.
9. Press the ▲ arrow key once. PASSWORD will be displayed.
10. Press the CHANGE key. PASSWORD will begin to flash.
11. Using the ▲ arrow key, increment the display and stop at 159.
12. Press the ENTER key to store the displayed password.
13. PASSWORD 1 will be displayed, indicating that the valid Level 1 password has been
stored.
14. Next, access the Configuration menu by pressing the MENU key once.
15. Using the ▲ and ▼ arrow keys, scroll through the Configuration
Type.
16. Press the CHANGE key. FUEL TYPE will begin to flash.
17. Press the ▲ arrow key. PROPANE will be displayed.
18. Press the ENTER key to store the Propane Fuel type.
19. Replace the front door panel previously removed from the boiler.
This completes the switchover from NATURAL GAS to PROPANE.
OMM-0121_D • GF-205 • 5/9/2019
Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST
menu
and stop at Fuel
Page 72 of 122
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