Fixes #6990 (#7013)

code/game/machinery/constructable_frame.dm

@@ -208,6 +208,12 @@
 	name = "machine frame"
 	desc = "An old and dusty machine frame that once housed a machine of some kind."
 	icon_state = "box_0"
-	density = 1
 	anchored = 1
-	state = 2
+	density = 1
+
+/obj/machinery/constructable_frame/temp_deco/attackby(obj/item/P as obj, mob/user as mob)
+	if(P.iswrench())
+		playsound(src.loc, P.usesound, 75, 1)
+		to_chat(user, "<span class='notice'>You dismantle [src]</span>")
+		new /obj/item/stack/material/steel(src.loc, 5)
+		qdel(src)

html/changelogs/190919-bugfix_frames.yml

@@ -0,0 +1,41 @@
+################################
+# Example Changelog File
+#
+# Note: This file, and files beginning with ".", and files that don't end in ".yml" will not be read. If you change this file, you will look really dumb.
+#
+# Your changelog will be merged with a master changelog. (New stuff added only, and only on the date entry for the day it was merged.)
+# When it is, any changes listed below will disappear.
+#
+# Valid Prefixes: 
+#   bugfix
+#   wip (For works in progress)
+#   tweak
+#   soundadd
+#   sounddel
+#   rscadd (general adding of nice things)
+#   rscdel (general deleting of nice things)
+#   imageadd
+#   imagedel
+#   maptweak
+#   spellcheck (typo fixes)
+#   experiment
+#   balance
+#   admin
+#   backend
+#   security
+#   refactor
+#################################
+
+# Your name.  
+author: Ferner
+
+# Optional: Remove this file after generating master changelog.  Useful for PR changelogs that won't get used again.
+delete-after: True
+
+# Any changes you've made.  See valid prefix list above.
+# INDENT WITH TWO SPACES.  NOT TABS.  SPACES.
+# SCREW THIS UP AND IT WON'T WORK.
+# Also, all entries are changed into a single [] after a master changelog generation. Just remove the brackets when you add new entries.
+# Please surround your changes in  double quotes ("), as certain characters otherwise screws up compiling. The quotes will not show up in the changelog.
+changes: 
+  - bugfix: "Old machine frames are now properly deconstructable."