An influx of moisture past the outer seal and into the oil reservoir will change the conductivity of the oil and this condition will cause the relay to energize, and the seal leakage light will energize to indicate a seal leakage.

• 如果有水分穿过外部密封进入油箱，油的导电性就会发生变化，这将导致继电器被激活，密封泄漏指示灯将亮起指示发生密封泄漏。