diff --git a/scenes/pribor-uyep/spt25_view.gd b/scenes/pribor-uyep/spt25_view.gd
index e3325832..7c8211cb 100644
--- a/scenes/pribor-uyep/spt25_view.gd
+++ b/scenes/pribor-uyep/spt25_view.gd
@@ -10,12 +10,18 @@ enum STATE_VAL
 }
 
 
-func _ready() -> void:
+func _enter_tree() -> void:
     var unit_key = repsettings.get_unit_key(unit_name)
     var unit = repnetwork.units[unit_key]
     unit.connect('data_received', on_data_received.bind(unit))
 
 
+func _exit_tree() -> void:
+    var unit_key = repsettings.get_unit_key(unit_name)
+    var unit = repnetwork.units[unit_key]
+    unit.disconnect('data_received', on_data_received)
+
+
 func on_data_received(data, unit):
     # Неисправность, напряжение на выходе меньше номинального
     $block_output.state0 = STATE_VAL.GOOD if (data[4] & (1 << 0)) == 0 else STATE_VAL.ERROR