Index: trunk/styles/standard/elemstyles.mapcss
===================================================================
--- trunk/styles/standard/elemstyles.mapcss	(revision 15169)
+++ trunk/styles/standard/elemstyles.mapcss	(revision 15170)
@@ -3037,6 +3037,6 @@
     set icon_z17;
 }
-node[craft=hvac][!is_prop_set(icon-image)] {
-    icon-image: "presets/misc/no_icon.svg";
+node[craft=hvac] {
+    icon-image: "presets/craft/hvac.svg";
     set icon_z17;
 }