Regency L540EB Owners & Installation Manual page 18

L540E / HZI540E
installation
6) Re-attach the Pressure Regulator wire, and re-situate the Gas Valve,
secure the screws that fasten the Gas Valve Mounting Brackets.
7) Remove burner (see burner removal section in manual).
8) Using a 3/8" socket wrench, loosen and remove the main gas orifi ce.
Replace with the LP gas orifi ce. Confi rm the orifi ce size marked on the
Orifi ce with the Rating Label on the appliance
Pilot Orifi ce – PSE Pilot Equipped Systems
9) Loosen the pilot target hex fi tting 1/3 turn with a 7/16 wrench as shown in
fi gure A. Use caution to avoid bending the orifi ce strip by improper place-
ment of end wrench.
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919-061a
10) Push the Orifi ce strip tab all the way against the hex fi tting as shown
on the right.
11) Re-tighten the pilot target hex fi tting until the pilot target aligns with the
fl ame sensing rod.
Important: DO NOT OVERTIGHTEN - this can cause the pilot hood to
miss the fl ame sensor.
12) Ensure the pilot light is in the correct orientation to the Burner.
Reconnect the gas and electrical supply to the appliance. Start the
appliance. (see section on Lighting Instructions) Ensure that pilot and
burner ignition is completed without delay. Check both your inlet and
outlet pressures at full load. With a soapy solution, leak test the entire
system. Verify both the correct fl ame and pilot appearance.
13) See Gas Pipe Pressure Testing in this manual.
14) Adjust aerations settings - see Air Shutter Adjustment section in the
manual.
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L540EB / HZI540EB Direct Vent Gas Insert
07/20/11