OPERATOR’S MANUAL
7
AME INTERNATIONAL WWW.AMEINTL.NET
AME 50/25/10TON MULTI-STAGES AIR TROLLEY JACKS
Trouble Shooting
CAUSE
1. Control valve in wrong position.
2. Low/no oil in reservoir.
3. Air-locked system.
4. Load is above capacity of jack.
5. Delivery valve and/or bypass valve
not woking correctly.
6. Seals worn out or defective.
1. Too much or not enough oil.
1. Pump not working correctly.
2. Leaking seals.
1. Cylinder packing is leaking.
2. Valve not working correctly
(suction, delivery, release, bypass).
3. Air-locked system.
1. Worn or damaged seals.
1. Control valve in wrong position.
1. Cylinder damaged internally.
SOLUTION
1. Move control valve to UP position.
2. Fill with oil and bleed system.
3. Bleed system.
4. Use correct equipment.
5. Clean to remove dirt or foreign
matter. Replace oil.
6. Install appropriate seal kit.
1. Check oil level.
1. Install appropriate seal kit.
2. Install appropriate seal kit.
1. Replace with seal kit.
2. Inspect valves.
Clean and repair seal surfaces.
3. Bleed system.
1. Replace with deal kit.
1. Move control valve to DOWN position.
1. Send jack to service center.
TROUBLE
Jack does not lift
Jack lifts only partially
Jack advances slowly
Jack lifts load, but
doesn’t hold
Jack leaks oil
Jack will not retreat
Jack retracts slowly
AME INTERNATIONAL
2324 Circuit Way, Brooksville, Florida USA 34604
Phone: (+1) 352.799.1111 • Toll Free: (+1) 877.755.4AME (4263)