The present invention aims to provide a control method and an automatic excrement processor wash water heated warm from the initial operation of the bidet is provided. In order to achieve this, the present invention provides washing water supply portion 50 is provided with a wash water for bidet Excretion and mounting device 1 for receiving the excrement of the patient, the mounting fixture 1 controller section 2, an automated excrement processing apparatus including a cleaning water supply channel that connects to the mounting member 1 from the washing water supply unit 50, the wash water supply section 50, flush water stored washing water the washing water storage tank 51 the wash water or to operate in the forward direction to be supplied to said mounting fixture 1 side washing water in the washing water storage tank 51, remaining in the wash water supply passage 51 storage tanks positive of the pump 52 and / instantaneous water heater 53 is provided in the cleaning water supply flow path for heating the washing water supplied to the mounting fixture 1 pump 52 which operates in the reverse direction to recover the side controls the pump 52 to operate in the forward direction immediately in the case of controlling the reverse operation, the excrement is sensed in the attachment 1, the pump 52 after the waste management operation is completed and comprising a control unit for controlling so as to recover to the instantaneous water heater 53 before the wash water is operated in the reverse direction by the set time, remaining in the wash water supply passage.本発明は、ビデ洗浄の初期動作時から温かく加熱された洗浄水が供給される自動排泄物処理装置およびその制御方法を提供することを目的とする。これを実現する為に、本発明は、患者の排泄物を受ける為の装着具1、前記装着具1に排泄物とビデ洗浄の為の洗浄水を供給する洗浄水供給部50が備えられた制御装置部2、前記洗浄水供給部50から装着具1に連結する洗浄水供給流路を含む自動排泄物処理装置であって、前記洗浄水供給部50は、洗浄水が貯蔵される洗浄水貯蔵タンク51;前記洗浄水貯蔵タンク51の洗浄水を前記装着具1側に供給する為に正方向に作動したり、前記洗浄水供給流路内に残留する洗浄水を前記洗浄水貯蔵タンク51側に回収する為に逆方向に作動するポンプ52;前記装着具1に供給される洗浄水を加熱する為に前記洗浄水供給流路上に備えられる瞬間温水器53;および前記ポンプ52の正/逆方向作動を制御し、前記装着具1に排泄物が感知された場合には即時に前記ポンプ52