diff --git a/app_protocols/transmit_disfection_protocol b/app_protocols/transmit_disfection_protocol
index 4aef968..e4de0c8 160000
--- a/app_protocols/transmit_disfection_protocol
+++ b/app_protocols/transmit_disfection_protocol
@@ -1 +1 @@
-Subproject commit 4aef96865307cfad9f2386253496f696c6ed5ecf
+Subproject commit e4de0c8b6fac07853f99ce3b9562e490c8f27923
diff --git a/usrc/app/dmapp.cpp b/usrc/app/dmapp.cpp
index 3200c08..9eafdb4 100644
--- a/usrc/app/dmapp.cpp
+++ b/usrc/app/dmapp.cpp
@@ -140,37 +140,28 @@ void DisinfectionApp::initialize() {
 
   if (PORT::isLiquidCtrlBoard() && (PORT::isPipeDM())) {
     static air_leak_test_mode_t airLeakTestMode = kAirLeakTestMode_disinfection;
-    static ZGPIO                airTightnessTestChGpio;
-    static ZGPIO                eValve0;
-    static ZGPIO                eValve1;
-    airTightnessTestChGpio.initAsOutput(PD14, kxs_gpio_nopull, true, false);
-    eValve0.initAsOutput(PD15, kxs_gpio_nopull, true, false);
-    eValve1.initAsOutput(PC6, kxs_gpio_nopull, true, false);
+
+    static ZGPIO eValve0;
+    static ZGPIO eValve1;
+    static ZGPIO eValve2;
+    eValve0.initAsOutput(PD14, kxs_gpio_nopull, true, false);
+    eValve1.initAsOutput(PD15, kxs_gpio_nopull, true, false);
+    eValve2.initAsOutput(PC6, kxs_gpio_nopull, true, false);  // 空气通道电磁阀
+
     REG_LAMADA_FN(kfn_air_leak_test_set_mode, [&](ProcessContext* cxt) {
       if (GET_PARAM(0) == kAirLeakTestMode_disinfection) {
-        airTightnessTestChGpio.write(0);  // 内管路
-        eValve0.write(0);                 // 联通
-        eValve1.write(0);                 // 联通
+        eValve2.write(0);  // 内管路
+        eValve0.write(0);  // 联通
+        eValve1.write(0);  // 联通
       } else if (GET_PARAM(0) == kAirLeakTestMode_inflation) {
-        airTightnessTestChGpio.write(1);  // 连接空气
-        eValve0.write(0);                 // 联通
-        eValve1.write(0);                 // 联通
+        eValve2.write(1);  // 联通空气
+        eValve0.write(0);  // 联通
+        eValve1.write(0);  // 联通
       } else if (GET_PARAM(0) == kAirLeakTestMode_leakTest) {
-        airTightnessTestChGpio.write(0);  // 内管路
-        eValve0.write(1);                 // 闭合
-        eValve1.write(1);                 // 闭合
-      } else if (GET_PARAM(0) == kAirLeakTestMode_closeAll) {
-        airTightnessTestChGpio.write(0);
-        eValve0.write(0);
-        eValve1.write(0);
-      } else if (GET_PARAM(0) == kAirLeakTestMode_openAll) {
-        airTightnessTestChGpio.write(1);
-        eValve0.write(1);
-        eValve1.write(1);
+        eValve2.write(0);  // 内管路
+        eValve0.write(1);  // 封闭
+        eValve1.write(1);  // 封闭
       }
-
-      // kAirLeakTestMode_closeAll
-      // kAirLeakTestMode_openAll
       airLeakTestMode = (air_leak_test_mode_t)GET_PARAM(0);
       zcanbus_send_ack(cxt->packet, NULL, 0);
     });