4 Regency ® P36D-1 Zero Clearance Direct Vent Gas FireplaceTABLE OF CONTENTSHorizontal Termination .................................................26Venting Arrangements Vertical Termination .................27Horizontal Venting with Two (2) 90 o Elbows ................29Horizontal Venting with Three (3) 90 o Elbows .............29Vertical Venting with Two (2) 90 o Elbows.....................30Vertical Venting with Three (3) 90 o Elbows ..................30Vertical Termination With Co-linear Flex System.........31Venting Arrangement - Vertical Terminations ..............32Unit installation with Horizontal termination .................33Unit installation with Vertical Termination ....................34Direct Vent System (Flex)Installation Procedures ................................................35P36D-NG1 System Data ............................................36P36D-LP1 System Data .............................................36High Elevation .............................................................36Gas Line Installation ....................................................36Pilot Adjustment ...........................................................36Gas Pipe Pressure Testing ..........................................36S.I.T. Valve Description................................................36Conversion from NG to LP ..........................................37Optional Brick Panels ..................................................40Log Set Installation ......................................................42Standard Flush Door ...................................................45Remote Control (Optional)...........................................46Wall Switch (Optional) .................................................46Wall Thermostat (Optional) .........................................46Wiring Diagrams .........................................................47Optional Fan Installation ..............................................49Optional Fan Removal .................................................49SAFETY LABELCopy of Safety Decal for P36D-1 ..................................6REQUIREMENTSMA Code - CO Detector.................................................7Unit Dimensions ............................................................8Hampton Faceplate Dimensions ...................................8Before You Start ............................................................9Important Message .....................................................10General Safety Information..........................................10Installation Checklist ...................................................10Locating YourGas Fireplace .............................................................. 11Manufactured Mobile Home Additional Requirements 11Heatwave Duct System (Optional) ............................. 11Heat Release kit (Optional) ........................................ 11Clearances ..................................................................12Regency ® Clearances ..........................................13Tripoli Arch Door Clearances ...............................13Hampton ® Clearances .........................................13Regency ® Combustible Mantel Clearances ................14Hampton ® Combustible Mantel Clearances ...............16Regency ® Mantel Leg Clearances ...............................17Hampton ® TrimMantel Leg Clearances................................................17Framing And Finishing .................................................18tripoli Arch Door Framing Note ....................................19Unit Assembly Prior To Installation ..............................20Top Standoff Assembly ........................................20Top Facing Support &Side Nailing Strips ...............................................20Venting Introduction .....................................................20Exterior Vent Termination Locations ............................21Venting.........................................................................22Direct Vent System (Flex) ..................................224” x 6-5/8” Rigid Pipe Cross Reference Chart .............23Rigid Pipe Venting Systems.................................25Venting ArrangementsNOTE: All installation instructions apply toRegency ® & Hampton ® Series unless otherwise specified.