diff --git a/automations.yaml b/automations.yaml
index 2629f16..5d61ed9 100644
--- a/automations.yaml
+++ b/automations.yaml
@@ -142,27 +142,33 @@
     - sensor.pfv_tsys3_pch_temperature
     - sensor.pfv_tsys9_pch_temperature
     above: 160
+  # CPU-SoC silicon tier: idle silicon routinely exceeds the
+  # ambient 104F threshold (subopi3 SoC idles at ~117F); 176F = 80C
+  # pre-throttle territory for Pi-Jetson SoCs and server CPUs [#733]
   - trigger: numeric_state
     entity_id:
-    - sensor.pfv_artroom_temperature
-    - sensor.pfv_garage_temperature
-    - sensor.pfv_tsys1_rack_temperature
     - sensor.pfv_tsys3_cpu_temperature
-    - sensor.pfv_tsys4_ambient_temperature
-    - sensor.pfv_tsys5_ambient_temperature
     - sensor.pfv_tsys6_cpu_temperature
     - sensor.pfv_tsys7_cpu_temperature
     - sensor.pfv_tsys9_cpu_temperature
+    - sensor.pfv_tsys7_drac_cpu1
+    - sensor.pfv_tsys7_drac_cpu2
     - sensor.pfv_jetson_temperature
     - sensor.pfv_svrpi_temperature
     - sensor.pfv_subopi3_temperature
     - sensor.pfv_subopi_dev_3_temperature
     - sensor.pfv_subopi_dev_4_temperature
+    above: 176
+  - trigger: numeric_state
+    entity_id:
+    - sensor.pfv_artroom_temperature
+    - sensor.pfv_garage_temperature
+    - sensor.pfv_tsys1_rack_temperature
+    - sensor.pfv_tsys4_ambient_temperature
+    - sensor.pfv_tsys5_ambient_temperature
     - sensor.pfv_tsys6_drac_ambient
     - sensor.pfv_tsys7_drac_inlet
     - sensor.pfv_tsys7_drac_exhaust
-    - sensor.pfv_tsys7_drac_cpu1
-    - sensor.pfv_tsys7_drac_cpu2
     above: 104
   actions:
   - action: notify.send_message