diff --git a/lua/metrostroi/systems/sys_81_714_electric.lua b/lua/metrostroi/systems/sys_81_714_electric.lua
index 6723fc7..b597ac3 100644
--- a/lua/metrostroi/systems/sys_81_714_electric.lua
+++ b/lua/metrostroi/systems/sys_81_714_electric.lua
@@ -78,6 +78,7 @@ function TRAIN_SYSTEM:SolveAllInternalCircuits(Train,dT,firstIter)
     if isMVM then
         Train:WriteTrainWire(71,S["33D"]*Train.OtklBV.Value)
     end
+	Train.RPvozvrat.VozRpPressed = T[17]~=0
     --Вагонная часть
     S["10A"] = BO*Train.A30.Value
     S["ZR"] = (1-Train.RRP.Value)+(B*Train.A39.Value*(1-Train.RPvozvrat.Value)*Train.RRP.Value)*-1
diff --git a/lua/metrostroi/systems/sys_81_717_electric.lua b/lua/metrostroi/systems/sys_81_717_electric.lua
index 7f0eafb..83b4202 100644
--- a/lua/metrostroi/systems/sys_81_717_electric.lua
+++ b/lua/metrostroi/systems/sys_81_717_electric.lua
@@ -88,7 +88,11 @@ function TRAIN_SYSTEM:SolveAllInternalCircuits(Train,dT,firstIter)
     S["F7"] = S["F"]*KV["F-F7"]+S["14b"]*KRU["11/3-FR1"]
 
     Train:WriteTrainWire(5,S["10AK"]*KV["10AK-5"] + KRU["5/3-ZM31"]*-10)
-    Train:WriteTrainWire(4,S["10AK"]*KV["10AK-4"] + --[[max(0,min(1,T[4])*KV["4-0"]*-10)]]KV["4-0"]*-10)
+    Train:WriteTrainWire(4,S["10AK"]*KV["10AK-4"])  --[[max(0,min(1,T[4])*KV["4-0"]*-10)KV["4-0"]*-10]]
+	if T[4]*KV["4-0"] ~= 0 then
+		Train.A54:TriggerInput("Set",0)
+		Train:WriteTrainWire(5,0)
+	end
     --Train:WriteTrainWire(4,S["10AK"]*KV["10AK-4"]*(1-T[4]*KV["4-0"]*-10))
 
     Panel.LST = T[6]*Train.A40.Value
@@ -451,6 +455,7 @@ function TRAIN_SYSTEM:SolveAllInternalCircuits(Train,dT,firstIter)
             Panel.L1 = T[57]
         end
         Panel.M8 = S["V2"]*Train.PVK.Value
+		Train.RPvozvrat.VozRpPressed = T[17]~=0
 
         local ASNP_VV = Train.ASNP_VV
         ASNP_VV.Power = BO*Train.AS1.Value*Train.R_ASNPOn.Value
diff --git a/lua/metrostroi/systems/sys_yar_13b.lua b/lua/metrostroi/systems/sys_yar_13b.lua
index d209f6e..82da9b9 100644
--- a/lua/metrostroi/systems/sys_yar_13b.lua
+++ b/lua/metrostroi/systems/sys_yar_13b.lua
@@ -30,6 +30,7 @@ function TRAIN_SYSTEM:Initialize()
         latched = true,             -- RPvozvrat latches into place
         power_open = "None",        -- Power source for the open signal
         power_close = "Mechanical", -- Power source for the close signal
+		VozRpPressed = false,		-- Added to override the blocking action of the energized RP relays on RPVozvrat
     })
 
     -- Реле времени РВ1
@@ -93,13 +94,13 @@ function TRAIN_SYSTEM:Think()
     end
     --self.RUTTarget = 250 + 150*self.Train.Pneumatic.WeightLoadRatio
     -- RPvozvrat operation
-    Train.RPvozvrat:TriggerInput("Close",
-        (Train.DR1.Value == 1.0) or
+    Train.RPvozvrat:TriggerInput("Close", not Train.RPvozvrat.VozRpPressed and
+        ((Train.DR1.Value == 1.0) or
         (Train.DR2.Value == 1.0) or
         (Train.RPL.Value == 1.0) or
         (Train.RP1_3.Value == 1.0) or
         (Train.RP2_4.Value == 1.0) or
         (Train.RZ_1.Value == 1.0) or
         (Train.RZ_2.Value == 1.0) or
-        (Train.RZ_3.Value == 1.0))
+        (Train.RZ_3.Value == 1.0)))
 end