diff --git a/Aircraft/Generic/aar.nas b/Aircraft/Generic/aar.nas
index 59a04df2c..5870b3fd6 100644
--- a/Aircraft/Generic/aar.nas
+++ b/Aircraft/Generic/aar.nas
@@ -88,7 +88,6 @@ update_loop = func {
 		total -= received;
 	}
 
-	var tanks = props.globals.getNode("consumables/fuel", 1).getChildren("tank");
 
 	# make list of selected tanks
 	var selected_tanks = [];
@@ -189,7 +188,7 @@ update_loop = func {
 
 
 initialize = func {
-	fuel.updateFuel = func {}
+	fuel.updateFuel = func {}	# kill $FG_ROOT/Nasal/fuel.nas' loop
 
 	refuelingN = props.globals.getNode("/systems/refuel/contact", 1);
 	refuelingN.setBoolValue(0);
@@ -213,7 +212,6 @@ initialize = func {
 
 	setlistener("sim/freeze/fuel", func { fuel_freeze = cmdarg().getBoolValue() }, 1);
 	setlistener("sim/ai/enabled", func { ai_enabled = cmdarg().getBoolValue() }, 1);
-	update_loop();
 }
 
 
@@ -221,6 +219,7 @@ initialize = func {
 wait_for_fdm = func {
 	if (getprop("/position/altitude-agl-ft")) { # is there a better indicator?
 		initialize();
+		update_loop();
 	} else {
 		settimer(wait_for_fdm, 1);
 	}