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AM Series Boiler & Water Heater User Manual
CHAPTER 7: INSTALLATION – NATURAL GAS
Gas Rating Conversion of Master Burner 1 - Continued
Check for any gas leaks on nut "H" as per Figure 7-2.
16.
17.
Turn the power ON to the unit.
Turn completely counter-clockwise screw "E" in Figure 7-5.
18.
19.
Check the gas supply pressure per Section 8.6. The minimum gas supply pressure must not
be less than 3" W.C. (7.6 mbar) and the maximum gas supply pressure must not be higher
than 13" W.C. (33 mbar).
20.
Verify the CO
rate and its adjustment per Section 8.7.
2
Figure 7-2: Dismantling the Gas Valve
Figure 7-4: Gas Valve Orifice
OMM-0100_E • GF-146 • 11/15/2019
Figure 7-3: Lifting up the Gas Valve
Figure 7-5: Gas Valve Adjustments
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Page 90 of 170
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