3.Attach the fan to the rear shroud by engaging the upper flange of the fan skirt under the lower edge of the shroud and secure the skirt with the four screws and one star washer provided. (Fig. 14)
4.The rheostat control switch attaches to the left side of the valve bracket at the front of the stove.
•Remove the plug from the rheostat bracket.
•Insert the switch box shaft through the hole in the back of the right side of the valve bracket, aligning the locator pin with the smaller hole in that bracket.
•Attach the retaining nut to the switch control shaft to secure it to the plate.
•Attach the control knob to the rheostat shaft.
•Use the wire tie to secure the fan and rheostat wire harnesses together.
Upper |
Flange |
ST240 |
Fig. 14 The upper flange of the fan skirt should be located behind the lower edge of the shroud.
| ST241 |
Fig. 15 | Correct position of fan skirt installation. |
Jefferson Direct Vent /Natural Vent Gas Heater
Venting System Assembly - Direct Vent
General Information
The Jefferson is approved for installation only with the vent components listed on Page 13. Follow the vent component instructions exactly.
For U.S. installations: The venting system must con- form with local codes and/or the current National Fuel Gas Code, ANSI Z223.1/NFPA 54.
For Canadian installations: The venting system must
conform to the current CSA B149.1 installation code.
Install the Vent Adapter Pipe
(CFM Corporation Vent Components)
1.Install the Restrictor Plate. Consult the “Vertical Terminations” on Page 9 to determine whether the restrictor plate is needed. If so, put the restrictor plate in place within the inner flue collar as shown in Figure 16. NOTE: The restrictor plate supplied with the vertical termination should be discarded. Install restrictor plate supplied with the stove directly at stove outlet.
ST210
Fig. 16 Install the restrictor plate only if required for the vent- ing configuration. Refer to Page 9.
2.Attach Inner Starter Pipe, (found in with the log- set), to the next section of inner pipe.
•Run a bead of sealant about 1/2” from the upper end of the Inner starter pipe and join the two sec- tions together.
•Drill three pilot holes into the Inner Starter and secure the assembly with three sheet metal screws. (Fig. 17)
3.Dry fit the Inner Pipe assembly to the stove for the purpose of determining the center line of the pipe on the wall.
•Side Wall Terminations: Dry fit the outer elbow with the vertical outer vent and confirm the centerline alignment with the wall thimble opening.
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