diff --git a/frontend/src/views/machine/controlSource/components/controlSourceDetail.vue b/frontend/src/views/machine/controlSource/components/controlSourceDetail.vue
index 79f8150..f4bc554 100644
--- a/frontend/src/views/machine/controlSource/components/controlSourceDetail.vue
+++ b/frontend/src/views/machine/controlSource/components/controlSourceDetail.vue
@@ -479,6 +479,7 @@ const startTimeCount = () => {
   hour.value = 0
   minute.value = 0
   second.value = 0
+  timeCount.value = 0
   if (!timer) {
     timer = setInterval(() => {
       timeCount.value = timeCount.value + 1