Regency P121-NG Owners & Installation Manual

Regency ® P121/P121LC/P121RC/P131 Zero Clearance Room Sealed Gas Fireplace 3312) Lift the entire assembly out.8) Remove the Side Base Brick Panels andfinally the Long Base Brick Panels.MAINTENANCERemove Left & Right Side BaseBrick PanelsRemove the 2 Long Base Brick Panels9) Disconnect the inlet gas line.10) Disconnect the 2 TP wires and the 2 THwires from the valve.11) Remove the 16 Phillips head screws securingthe valve tray.13) Undo the pilot tube from the valve with a7/16" spanner.14) Undo the quick drop out thermocouple nuton the valve with a 9mm (metric) spanner.15) Remove the Piezo igniter wire and pushbutton assembly.16) Undo the "gas out" flare nut with a 13/16"spanner.17) Undo the "gas out" flare fitting with an11/16" spanner.18) Remove the 6 Phillips head screws fromthe sides of the valve bracket and removevalve.Hint: If you are using black pipe, ensurethat there is a union by the valve,otherwise removal will be almostimpossible.INSTALLING VALVE1) Attach the valve to the valve bracket withthe 6 (m5x8 metric) screws provided.2) Reconnect the "gas out" flare fitting with an11/16" spanner.3) Reconnect the "gas out" flare nut with a13/16" spanner.4) Install piezo ignitor push button assemblyand reconnect wire.5) Reconnect the quick drop out thermocouplenut with a 9mm spanner.6) Reconnect the pilot tube nut with a 7/16"spanner.7) Scrape off the old gasket from the floor of thefirebox and from the valve tray assembly.8) Install a new gasket and reinstall the valvetray assembly.Note: Failure to install a new gasket mayseverely affect the appliance performance.9) Reinstall the 16 hold down screws.10) Hook up the 2 TP and 2 TH wires to theappropriate connections on the valve.11) Reinstall the Burner Assembly.13) Hook up the gas line and check for gasleaks with a soap and water solution or agas leak detector. (Do not use open flamefor leak testing.)14) Fire up the unit temporarily15) Check the manifold pressure.16) Reinstall the logs, grate and brick panelsas needed.17) Reinstall the glass doors.18) Fire up the unit again and check for properflame appearance.