"NON-EXPANSION VALVE" SUPERHEAT CHART Return Air WB Outdoor Air DB Temp 55 60 65 70 75 80 85 90 95 100 105 110 115 76 45 43 41 39 37 33 31 29 27 27 26 25 23 74 42 40 38 36 34 30 27 25 23 ...

Orifice Sizing Chart Orifice BTU No. Size Nat. LP 67 .0320 2600 7153 66 .0330 2765 7607 65 .0350 650 1788 64 .0360 3291 9053 63 .0370 3476 9563 62 .0380 3666 10087 61 .0390 3862 10625 60...

Gas Furnace Re: Check Flame Sensor If furnace is running, de-energize the call for heat and allow the furnace to cool. Turn off power to the furnace. Remove the wire that plugs into the top of the flame sensor. On some models the flame sensor lead is hard-wired to the flame sensor,...

Pipe Size GPM 1/2" Up to 1.5 3/4' 2 - 3.5 1" 4 - 7 1 1/4" 8 - 14 1 1/2" 15 - 22 2" 23 - 40 2 1/2" 41 - 70 3" 71 - 120 4" 121 - 250 5" 251 - 450 6" 451 - 700 8" 701 - 1200