Vermont Castings TP-250 - Manual (Page 4)

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Table 3 DVT38S2 Injector Orifice Size Matrix
Conversion to LP
KiT # Burner
20012368 Burner Housing/ Burner Burner Input (BTU/hr)
Model Housing Part # Pilot Part # Tube Part # Tube Part # Min. Max.
DVT38S2IP #55 30000333 #54 20000130 #57 20004587 #57 20004587 45,000 56,000
(.052”) (.055”) (.043”) (.043”)
Conversion to Natural Gas
KiT # Burner
20013196 Burner Housing/ Burner Burner Input (BTU/hr)
Model Housing Part # Pilot Part # Tube Part # Tube Part # Min. Max.
DVT38S2IN #38 20009310 #38 20009310 #45 20010169 #45 20010169 38,000 56,000
(.101”) (.101”) (.082”) (.082”)
Conversion to LP
Burner Orifice Input (BTU/hr)
Kit # Model Front Part # Middle Part # Rear Part # Minimum Maximum
20011992 DVT38IP #66 20009182 #59 20000664 #50 30000337 36,000 46,000
(.033”) (.041”) (.070”)
20012367 DVT44IP #63 20006251 #57 20004587 #49 20006252 45,000 60,000
(.037”) (.043”) (.073”)
Conversion to Natural Gas
Burner Orifice Input (BTU/hr)
Kit # Model Front Part # Middle Part # Rear Part # Minimum Maximum
20013200 DVT38IN #54 20000130 #54 20000130 #30 20009175 32,000 46,000
(.059”) (.055”) (.128”)
20013199 DVT44IN #53 20007347 #40 20004263 #23 20009044 37,000 60,000
(.059”) (.098”) (.154”)
Table 1 Injector Orifice Size Matrix
Conversion to LP or Natural Gas
Burner Tube Burner Housing
Model Air Shutter Setting Air Shutter Setting
DVT38IP Fully open n/a
DVT44IP Fully open Fully open
Table 2 Air Shutter Settings
Table 4 Valve Minimum Rate Screw
Model Drill Size Part # ID Stamp
DVT38IP #31 (.120”) 20012364 31
DVT44IP No Shank 20012264 00
DVT38S2IP Screw
DVT38IN
DVT44IN No Shank 20013198 0
DVT38S2IN Screw
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