Hello Customer (name blocked for privacy),
I was looking at the break down for Your grill and I do not see any fasteners so the all pieces should lift out with out much trouble here is what I was looking at>
Images available only to Customers.
As You can see remove the grate, remove plates, remove flame spreaders, then the burners should lift up slightly and slide back to remove from orifice connection where fuel enters the burner.
Let Me know if You need more help
Dennis
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