代碼 P3: Malfunction of thermistor in switch box
問題描述與安全警告
Daikin SM-TS3 HVAC Self-Diagnosis 觸發了嚴重的 Malfunction of thermistor in switch box 警報。需要由合格的操作員或維修技師立即處理，以防止在製造週期中對設備造成二次損壞或導致零件報廢。在接觸電氣控制箱之前，請務必確保遵循標準安全和停機掛牌 (LOTO) 程序。
官方故障排除步驟
Unit area: Outdoor Unit Product scope: RA, SkyAir, VRV, Package, Heat reclaim ventilator, Chiller, Fan Coil Chart object marker: kkkkk Supposed causes: - Defective connection of thermistor - Defective reactor thermistor - Defective inverter PCB
Source: Daikin SM-TS3 Simple Self-Diagnosis by Malfunction Code chart
Last reviewed: 2026-07-01 · Verified against the manufacturer’s official documentation.
關於 Daikin SM-TS3 HVAC Self-Diagnosis 警報
由 Daikin 製造的工業控制器具有廣泛的診斷系統，用於保護內部電路和機械連桿。當 SM-TS3 HVAC Self-Diagnosis 出現類似 P3 的錯誤代碼時，通常表示指令值與實際感測器回饋之間存在不匹配。
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