Sure Heat 2008 Four Seasons FS38 Natural Gas Conversion Kit - Manual (Page 9)

36. Attach the left side shelf by inserting the four (4) screws
on the left side of the grill head into the holes on the left
shelf. (See Fig. 36)
37. Tighten the screws with wrench. Install the self-tapping
screw removed in step 6 into the bottom front slotted
hole of the shelf. This will permanently lock the shelf in
place. (See Fig. 37)
38. Attach the tee fitting to the manifold as shown. Tighten
with wrench. (See Fig. 38)
NOTE: Make sure to use supplied pipe sealant on
all non-flared fittings.
Fig. 36
Fig. 37
Fig. 35
FS388LP Natural Gas Conversion Kit Instructions
39. Attach the Connector 3/8” NPT x 3/8” UNF to the tee
fitting as shown. Tighten with wrench. (See Fig. 39)
Fig. 38
Fig. 39
35. Connect the two wires coming from the manifold to the
two external terminal tabs on the igniter module and the
other two terminals to the side burenr valve. Insert the
other six igniter wires into the remaining six holes.
Note: The igniter is designed in such a way that it
does not matter which terminal tab is used when
connecting igniter wires.
(See Fig. 35)