Manual do usuário Lennox Hearth Merit Series MED-CK-LP TO NG

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HEARTH PRODUCTS
KITS AND ACCESSORIES
775,237M
MEDINA™ GAS CONvErSION INSTruCTIONS LP TO NG
rev. A, 12/2007
CAT. NO. H5465, MODEL MED-CK-LP TO NG
INSTALLATION INSTruCTIONS FOr CONvEr TING FrOM PrOPANE GAS (LP) TO
™
NATur AL GAS (NG). FOr u SE w ITH THE MEDINA™ DIr ECT vENT GAS FIr EPLACE INSEr TS
KIT CONTENTS (See Figure 1):
AvEr TISSEMENT
1 ea. Robertshaw NG Regulator Kit (A)
1 ea. #41 NG main burner orifice (25,000 BTU’s) (B)
Cet équipement de conversion sera installé par une

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rEAD ALL THE STEPS BEFOrE STAr TING THE CONvErSION. INSTALLEr NOTICE: THESE INSTruCTIONS MuST BE LEFT wITH THE APPLIANCE. This kit contains components required to convert this appliance from using Propane Gas to using Natural Gas as the only fuel. All of these components must be replaced in order for the unit to operate safely on Natural Gas. when installing gas components use pipe joint compound or Teflon tape on all pipe fittings before installing (ensure propane Burner resistant compo

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Step 7. Slide the pilot orifice into the NG position by pushing it toward the opposite side of the pilot stem. The top side of the orifice slider should appear silver and read NG. The gas supply is now lined up with the NG orifice. See Figure 6. Burner Orifice Orifice Slider 1/2” End wrench Figure 7 - Replace Burner Orifice Step 10. Install burner and log rack, and make sure air shutter is 1/8” open. Figure 6 - Adjust Orifice Slider to the NG Position Step 8. Tighten the pilot stem by tur

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Step 11. Turn on gas supply and test for gas leaks using a gas leak test solution (see Test Procedure on Page 12 of the Installation and Operation Manual). Step 12. Using a manometer, test the inlet and manifold gas pressure per instructions in the Installation and Operation Manual (Page 12) and as shown in the following 2 tables. Inlet Gas Supply Pressure Fuel # Minimum Maximum Desired Nat. 5" w C/po. C.E 10.5" w C/po. C.E 7" wC/po. C.E Gas (1.24 kPa) (2.61 kPa) (1.74 kPa) Manifold Gas S