![5. Grate Assembly](/images/new-backgrounds/89673/8967313x1.webp)
f.Bleed the gas line to extract any air that may have been trapped inside the pipe. All connections must be tightened and checked for leaks with a commercially available,
g.Reassemble the top pan with the four screws removed earlier, and the burner assembly with the four screws removed earlier.
Note: Be sure when reassembling the burner assembly that the burner neck is properly positioned on the orifice.
Figure 7 - Rock Wool Placement
5. Grate Assembly
The grate assembly should be positioned on top of the top pan and the burner assemblies, centered from left to right and pulled forward as far as possible. See Figure 6.
c. Lava Rock
Place on the hearth refractory of the fireplace, all around the log set. See Figure 8.
Figure 6 - Placing the Grate Assembly
6.Place the Rock Wool, Fire Glow, Lava Rock and Vermiculite
a.Rock Wool
Place approximately 1/2” diameter pieces of rock wool on the top of the burner covering the front 2/3 of the burner. Do not cover the rear row of burner ports. The rock wool should also be placed to the sides of the burner on the top pan and under the front bar of the grate assembly to hide the burner. See Figure 7.
b.Fire Glow (Fire 98)
A flame colorant material that also adds to the realism of the gas appliance flame. After placing the rock wool, sprinkle some of the Fire Glow on the top of the burner assembly and the rock wool.
Figure 8 - Lava Rock
d.Vermiculite
When placing the vermiculite, sprinkle it evenly over the area covered by the lava rock.
e.It is not necessary to use the entire bag of the rock wool, the Fire Glow, the lava rock or the vermiculite. Save the remaining portions for later use.
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