AC Hydraulic A/S Home About us Products Sales and technical literature Contact AC Hydraulic A/S » Sales and technical literature » Service and repair Service and repair To make it even easier for you to service AC jacks and to back the world's longest warranty, we have made a series of videos that will help your service team with quick troubleshooting and repair. We can guarantee delivery of spare parts 15 years after production stop. DISCLAIMER & SAFETY INSTRUCTIONS The links below the videos will allow you to go directly to specific repair instructions. Hydraulic Jacks Troubleshooting your hydraulic jack Hydraulic Jacks How to repair your hydraulic jack Changing the seals in the hydraulic pump Repairing the pump unit Reassembling the jack Reinstalling the hydraulic unit Air hydraulic jacks Troubleshooting your air hydraulic jack Air hydraulic jacks How to repair your air hydraulic jack Repairing the cylinders Fixing the air pump, complete Reassembling the jack Changing the oil 65 t Air hydraulic jack Troubleshooting your 65 t air hydraulic jack 65 t Air hydraulic jack How to repair your 65 t air hydraulic jack Repairing the cylinders Fixing the air pump, complete Reassembling the jack Changing the oil 40-4 Air hydraulic jack How to repair your 40-4 air hydraulic jack Disassembling the jack Changing cylinder seals Hose guide and seals in the oil reservoir Reassembling the jack Refilling oil and bleeding Portable air hydraulic jack Troubleshooting your portable air hydraulic jack Portable air hydraulic jack How to repair your portable air hydraulic jack Emptying the oil reservoir Repairing the cylinders Filling the oil reservoir Fixing the air pump, complete Replacing the air motor Reassembling the jack Heavy Duty jacks How to repair your Heavy Duty jacks Disassembling the jack Changing cylinder seals Reassembling the jack Air hydraulic jacking beam Troubleshooting your air hydraulic jacking beam Air hydraulic jacking beam How to repair your air hydraulic jacking beam Changing the air pump Refitting the air pump Repairing the cylinder Reassembling the jacking beam Automatic air hydraulic jacking beam Troubleshooting your automatic air hydraulic jacking beams Automatic air hydraulic jacking beam How to repair your automatic air hydraulic jacking beam Adjusting the release handle and release valve Changing the air cylinder in the top beam Changing the air pump Repairing the air motor Refitting the air pump Repairing the cylinder Reassembling the jacking beam Testing the air valve for lowering Hydraulic transmission jack VL Troubleshooting your hydraulic transmission jacks VL Hydraulic transmission jack VL Reparer din hydrauliske gearkasseløfter VL Adjusting the release handle Disassembling the jack Repairing the cylinder Reassembling the jack Oil refill Hydraulic telescopic transmission jack VLT6 How to repair your transmission jack with pneumatically controlled high speed VLT6 Adjusting the release valve Disassembling the jack Repairing the cylinder Reassembling the jack Oil refill Hydraulic telescopic transmission jack VLT12 Troubleshooting your hydraulic telescopic transmission jack VLT12 Hydraulic telescopic transmission jack VLT12 How to repair your hydraulic telescopic transmission jack VLT12 Adjusting the release handle Disassembling the jack Repairing the cylinder Reassembling the jack Oil refill Air hydraulic single ram pit jack Troubleshooting your air hydraulic single ram pit jack Air hydraulic single ram pit jack How to repair your air hydraulic single ram pit jack Changing the air pump Repairing the air motor Refitting the air pump Repairing the cylinder Air hydraulic twin ram pit jack Troubleshooting your Air hydraulic twin ram pit jack Air hydraulic twin ram pit jack How to repair your Air hydraulic twin ram pit jack Changing the air pump Repairing the air motor Refitting the air pump Repairing the cylinders Oil refill Air hydraulic single ram jacking beam Troubleshooting your air hydraulic single ram jacking beam Air hydraulic single ram jacking beam How to repair your air hydraulic single ram jacking beam Changing the air pump Repairing the air motor Refitting the air pump Repairing the cylinder Air hydraulic twin ram jacking beam Troubleshooting your Air hydraulic twin ram jacking beam Air hydraulic twin ram jacking beam How to repair your air hydraulic twin ram jacking beam Changing the air pump Repairing the air motor Refitting the air pump Repairing the cylinders Oil refill Air hydraulic floor pit jack Troubleshooting your air hydraulic floor pit jack Air hydraulic floor pit jack How to repair your air hydraulic floor pit jack Disassembling the pit jack Changing the seals in the cylinder Changing seals on the cylinder base Oil refill Changing the air pump Repairing the air motor Refitting the air pump Reassembling the jack Adjusting the valves Hydraulic wheel trolley for agricultural and construction machinery Troubleshooting your hydraulic wheel trolley DISCLAIMER & SAFETY INSTRUCTIONS Please note that repair work during the warranty period should normally only be carried out in agreement with AC Hydraulic A/S. Otherwise, it may affect your warranty coverage. Repair must always be carried out by qualified personnel. Pay attention to your own safety and the safety of others. Observe current safety regulations, including the warnings in the manual. Correct performance of this product depends on original AC parts. All special tools used in our service videos are available on request. Copyright AC Hydraulic A/S Dansk English Français Deutsch Español US English Русский