diff --git a/web/feeder/js/units.js b/web/feeder/js/units.js
index 103757e..0ffb5dd 100644
--- a/web/feeder/js/units.js
+++ b/web/feeder/js/units.js
@@ -172,37 +172,6 @@ function buildUnitCard(unit, mode) {
     actions.append(selectEquipBtn);
   }
 
-  const isAutoOn = runtime?.auto_enabled;
-  const startBlocked = !isAutoOn && (runtime?.fault_locked || runtime?.manual_ack_required || runtime?.rem_local);
-  const autoBtn = document.createElement("button");
-  autoBtn.className = isAutoOn ? "danger" : "secondary";
-  autoBtn.textContent = isAutoOn ? "Stop Auto" : "Start Auto";
-  autoBtn.disabled = startBlocked;
-  autoBtn.title = startBlocked
-    ? (runtime?.fault_locked ? "设备故障中，无法启动自动控制"
-       : runtime?.rem_local ? "设备处于本地模式(REM关)，无法启动自动控制"
-       : "需人工确认故障后才可启动自动控制")
-    : (isAutoOn ? "停止自动控制" : "启动自动控制");
-  autoBtn.addEventListener("click", (e) => {
-    e.stopPropagation();
-    const url = `/api/control/unit/${unit.id}/${isAutoOn ? "stop-auto" : "start-auto"}`;
-    apiFetch(url, { method: "POST" }).then(() => loadUnits()).catch(() => {});
-  });
-  actions.append(autoBtn);
-
-  if (runtime?.manual_ack_required) {
-    const ackBtn = document.createElement("button");
-    ackBtn.className = "danger";
-    ackBtn.textContent = "Ack Fault";
-    ackBtn.title = "人工确认解除故障锁定";
-    ackBtn.addEventListener("click", (e) => {
-      e.stopPropagation();
-      apiFetch(`/api/control/unit/${unit.id}/ack-fault`, { method: "POST" })
-        .then(() => loadUnits()).catch(() => {});
-    });
-    actions.append(ackBtn);
-  }
-
   return card;
 }