From d72e73e93db9df54ddcefbada18932cbda6d6399 Mon Sep 17 00:00:00 2001
From: vegano1 <brayan.almonte@gmail.com>
Date: Thu, 22 Aug 2024 13:43:54 -0400
Subject: [PATCH] add comment explaining safety relay

---
 include/hepa-uv/core/uv_task.hpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/include/hepa-uv/core/uv_task.hpp b/include/hepa-uv/core/uv_task.hpp
index 6af2f5826..3d5fcb32a 100644
--- a/include/hepa-uv/core/uv_task.hpp
+++ b/include/hepa-uv/core/uv_task.hpp
@@ -149,6 +149,9 @@ class UVMessageHandler {
             return;
         }
 
+        // The safety relay needs to be active (Door Closed, Reed Switch set, and
+        // Push Button pressed) in order to turn on the UV Light. So Send an
+        // error if the safety relay is not active when trying to turn on the light.
         update_safety_relay_state();
         if (light_on && !safety_relay_active) {
             if (_timer.is_running()) _timer.stop();