The table below illustrates common causes for disruption in performance and is provided to assist the user in minimizing down time and to improve communications with our service personnel in diagnosing a problem.
Table3 Problems and solutions
Symptom | Possible cause | Corrective measure |
Oil leak | Unit was tilted in transit Overfilled reservoir Loose hydraulic fittings Loose lock ring in ram block Worn ram “O” ring seals | Stabilize; clean up spill Remove excess Tighten Tighten |
Loss of pressure | Loss of hydraulic oil Hydraulic oil leak; check fittings and seals to determine source Defective hydraulic pump | Replenish with item 46# Tighten fittings
|
Hydraulic pump inoperative | Disconnected wire/connector Defective relay Defective hydraulic pump | Reconnect |
Ram does not move but pump is operative | Worn ram “O” ring seals | Contact customer support |
Ram travels to maximum height but pump does not disengage | Defective proximity switch | Contact customer support |
Ram travels to maximum down position but pump does not disengage Ram remains stationary in one position with all other functions working properly | Defective proximity switch
Hydraulic oil bypassing ram “O” rings and wiper ring in the lower block assembly | Contact customer support
Contact customer support |
Tel : 010-57374441
Fax : 010-84678366
Mobile : 18500153996
E-mail : info@ruianze.comHR : hr@ruianze.com
Address : E-1801, Yard No.19, Beiyuan East Road, Chaoyang District
