Temco Tool 33TDVDSN - Manual (Page 27)

27
TDVDSN Series Direct Vent Gas Fireplace
20007890
Kit Number
Conversion Parts Included with Kit 20007864 20007891 20007903
Main Burner Orifice - LP 76776 20007908 20007907
Label, Conversion 10002876 10002876 10002876
Gas Supply Pressure (inches w.c.)
Minimum Normal Maximum
LP (Propane) 10.8 11.0 14.0
Manifold Pressure (inches w.c.)
Normal
LP (Propane) 10.0”
Valve Conversion
1. Remove plastic cap from regulator fitting. (Fig. 44
) Unscrew fitting using a 7/16” wrench. Turn fitting
over so end of fitting marked “LPG” (red) screws into
valve. Tighten fitting (snug only). Replace plastic
cap.
2. Loosen screw and attach a manometer or pressure
gauge to the outlet pressure test port of the control
valve.
3. Turn on the gas supply. Turn on the electrical sup-
ply to the appliance. Check for gas leaks using soap
and water solution or leak detection solution. Bub-
bles indicate a leak that MUST be corrected. Do not
use an open flame to test for gas leaks.
4. Relight the main burners and verify proper burner
ignition and operation.
5. Check the air shutter opening for the corresponding
gas used.
6. With the main burner burning, read the pressure on
the manometer or pressure gauge. The pressure on
the gauge should read between 9.8” and 10.2” w.c.
7. Turn off the gas supply. Turn off the electrical supply
to the appliance.
8. Remove the manometer or pressure gauge. Tighten
the screw in the pressure tap.
9. Turn on the gas supply. Turn on the electrical supply
to the appliance.
10. Immediately test all gas line connections and the
control valve for gas leaks using a soap and water
solution or other gas detection solution. Bubbles
indicate a leak that MUST be corrected. Do not use
an open flame to test for gas leaks.
11. Using a ball point pen, fill out the conversion label
that is supplied with the conversion kit. Place the
conversion label adjacent to the rating plate.
Max. Input
33TDVDSP 18,000
36TDVDSP 20,000
39TDVDSP 22,000
1
2
3 4
T210
White-rodgers
gas control valve
1/04 djt
T210
Regulator
Fitting
Fig. 44 White-Rodgers 25M18A-706PI gas control.