重慶貨梯http://www.qiangwuditan.com/在控制箱的正面都有一個手動泄壓閥裝置，手動泄壓閥是溫州貨梯上重要的安全裝置，利用重慶貨梯進行高空作業時會面臨各種突然事件，例如停電、升降失靈，按鈕損壞等狀況，在這種情況下，手動泄壓閥派上了用場。手動泄壓閥處于控制系統上，目的就是為了防止突發事件的來臨，保障作業人員的安全，在工作前應當把手動泄壓閥擰緊，因為手動泄壓閥松動會導致溫州貨梯不升降或者升降無力現象。
Wenzhou goods ladder in the front of the control box has a manual pressure relief valve device, manual vent valve is Wenzhou goods ladder safety device, high-altitude operations by Wenzhou goods ladder will be facing sudden events and conditions such as power outages, lift failure, damage to the button and so on. In this kind of situation, manual vent valve come in handy. Manual pressure relief valve in the control system, the purpose is to in order to prevent the advent of emergencies, guarantee the safety of operating personnel, in front of the work should make manual pressure relief valve tightening because manual vent valve loose will lead to Wenzhou goods ladder not lifting or lifting weak phenomenon. 

重慶貨梯http://www.qiangwuditan.com/手動泄壓閥使用過后需要歸為到出廠設置，不然在以后使用的過程中，會出現不升降和升降慢的現象。
Wenzhou cargo ladder manual pressure relief valve is required to be returned to the factory settings, or in the future use of the process, there will be no lift and slow down the phenomenon.