diff --git a/firmware/pump_encoder/pump_encoder.ino b/firmware/pump_encoder/pump_encoder.ino
index de6f14e..1ee7e56 100644
--- a/firmware/pump_encoder/pump_encoder.ino
+++ b/firmware/pump_encoder/pump_encoder.ino
@@ -105,12 +105,12 @@ void loop() {
     if (eb.rightH()) {
       pressure_high = get_constrained_pressure_high(pressure_high+10);
       disp.displayInt(pressure_high);
-      disp.displayByte(0, _H);
+      disp.displayByte(0, _U);
     }
     if (eb.leftH()) {
       pressure_high = get_constrained_pressure_high(pressure_high-10);
       disp.displayInt(pressure_high);
-      disp.displayByte(0, _H);
+      disp.displayByte(0, _U);
     }
     is_on_display = true;
     display_cur_pressure = false;
@@ -145,6 +145,18 @@ void loop() {
       }
   }
 
+  if (millis() - last_time2 > 5000) {
+      display_cur_pressure = true;
+      last_time2 = millis();
+  }
+
+  if (millis() - last_time3 > 30000) {
+      display_cur_pressure = false;
+      last_time3 = millis();
+    is_on_display = false;
+      disp.clear();
+  }
+
   // измерение каждые 1500 мс
   if (millis() - last_time_pressure > 1500) {
     last_time_pressure = millis();