diff --git a/broker/JFJochStateMachine.cpp b/broker/JFJochStateMachine.cpp
index ccadf4949..ddc009829 100644
--- a/broker/JFJochStateMachine.cpp
+++ b/broker/JFJochStateMachine.cpp
@@ -329,6 +329,18 @@ void JFJochStateMachine::Initialize() {
     ResetError(); // Clear error, we don't care what was it
     start_exception = nullptr; // Re-initialising discards a pending start failure
 
+    // A fresh start: no images from before, and no live rugnux analysis or model left over from the
+    // previous user.
+    services.ClearImageBuffer();
+    {
+        std::unique_lock ul2(rugnux_mutex);
+        RugnuxLiveSettings s = services.GetRugnuxLive();
+        s.enable = false;
+        s.model = nullptr;
+        s.model_size_bytes = 0;
+        services.SetRugnuxLive(s);
+    }
+
     logger.Info("Initialize");
     SetState(JFJochState::Busy, "Configuring indexing threads", BrokerStatus::MessageSeverity::Info);
     try {
diff --git a/broker/jfjoch_api.yaml b/broker/jfjoch_api.yaml
index d142b8ede..4e9768dae 100644
--- a/broker/jfjoch_api.yaml
+++ b/broker/jfjoch_api.yaml
@@ -2917,6 +2917,7 @@ paths:
         This operation will reconfigure network interface of the detector. 
         During operation of the detector it is recommended to use the `POST /pedestal` operation instead.
         If storage cells are used, the execution time might be few minutes.
+        It also clears the image buffer, disables live rugnux analysis and removes the rugnux model.
         
         This is async function - one needs to use `POST /wait_till_done` to ensure operation is done.
       responses:
diff --git a/frontend/src/client/@tanstack/react-query.gen.ts b/frontend/src/client/@tanstack/react-query.gen.ts
index db804e38d..04691c492 100644
--- a/frontend/src/client/@tanstack/react-query.gen.ts
+++ b/frontend/src/client/@tanstack/react-query.gen.ts
@@ -16,6 +16,7 @@ import type { deleteConfigRugnuxModelData, deleteConfigRugnuxModelError, getConf
  * This operation will reconfigure network interface of the detector.
  * During operation of the detector it is recommended to use the `POST /pedestal` operation instead.
  * If storage cells are used, the execution time might be few minutes.
+ * It also clears the image buffer, disables live rugnux analysis and removes the rugnux model.
  *
  * This is async function - one needs to use `POST /wait_till_done` to ensure operation is done.
  *
diff --git a/frontend/src/client/sdk.gen.ts b/frontend/src/client/sdk.gen.ts
index 9e0922bea..1da0a08e2 100644
--- a/frontend/src/client/sdk.gen.ts
+++ b/frontend/src/client/sdk.gen.ts
@@ -28,6 +28,7 @@ export type Options<TData extends TDataShape = TDataShape, ThrowOnError extends
  * This operation will reconfigure network interface of the detector.
  * During operation of the detector it is recommended to use the `POST /pedestal` operation instead.
  * If storage cells are used, the execution time might be few minutes.
+ * It also clears the image buffer, disables live rugnux analysis and removes the rugnux model.
  *
  * This is async function - one needs to use `POST /wait_till_done` to ensure operation is done.
  *
diff --git a/frontend/src/components/RugnuxStatus.tsx b/frontend/src/components/RugnuxStatus.tsx
index bac6497db..4f38fa0cd 100644
--- a/frontend/src/components/RugnuxStatus.tsx
+++ b/frontend/src/components/RugnuxStatus.tsx
@@ -14,9 +14,10 @@ const KEY_ROW = /space group|unit cell|resolution|completeness|signal/i;
 // Live rugnux processing of the last collection, as a full-width dashboard row: the timeline, the
 // step it is on and the steps behind it, and once it is over the verdict with the key results.
 // Nothing while rugnux has not run, and nothing - not even the status polling - while the mode is off
-// (the settings are read once, on mount). Renders its own grid item, so an idle card leaves no gap.
+// (the settings are polled, as initialize turns the mode off). Renders its own grid item, so an idle
+// card leaves no gap.
 function RugnuxStatus() {
-    const {data: settings} = useQuery(getConfigRugnuxOptions());
+    const {data: settings} = useQuery({...getConfigRugnuxOptions(), refetchInterval: 2000});
     const enabled = settings?.enable === true;
     const {data: s, isError} = useQuery({
         ...getRugnuxStatusOptions(),
diff --git a/tests/JFJochStateMachineTest.cpp b/tests/JFJochStateMachineTest.cpp
index 8e94f966e..10297ec5a 100644
--- a/tests/JFJochStateMachineTest.cpp
+++ b/tests/JFJochStateMachineTest.cpp
@@ -30,6 +30,25 @@ TEST_CASE("JFJochStateMachine_States") {
     REQUIRE(state_machine.GetStatus().state == JFJochState::Inactive);
 }
 
+TEST_CASE("JFJochStateMachine_Initialize_DisablesRugnux") {
+    Logger logger("JFJochStateMachine_Initialize_DisablesRugnux");
+    JFJochServices services(logger);
+    DiffractionExperiment experiment;
+    JFJochStateMachine state_machine(experiment, services, logger);
+    state_machine.AddDetectorSetup(DetJF4M());
+
+    state_machine.SetRugnuxLive(true, 4, 30.0);
+    REQUIRE(state_machine.GetRugnuxLive().enable);
+
+    REQUIRE_NOTHROW(state_machine.Initialize());
+    REQUIRE_NOTHROW(state_machine.WaitTillMeasurementDone());
+
+    const auto s = state_machine.GetRugnuxLive();
+    CHECK(!s.enable);
+    CHECK(s.model == nullptr);
+    CHECK(s.model_size_bytes == 0);
+}
+
 TEST_CASE("JFJochStateMachine_State_Pedestal") {
     Logger logger("JFJochStateMachine_State_Pedestal");
     JFJochServices services(logger);