Inground Lifts
Inground lifts are any lifts where the lifting assemblies are located below ground level in the automotive shop or garage. While inground lifts are not as common as they once were due to environmental issues and cost, many of these lifts remain in the North American marketplace.
The following are common concerns, causes and solutions for maintaining, servicing and repairing inground lifts to function at optimal levels in the shop:
Problem:
1. Auto lift “chatters” or is noisy when lowering
2. Auto lift will not lower completely to floor height
3. Auto lift does not stay in place at height
4. Auto lift “jumps” while raising or lowering
Causes:
1. Bearing wear causes piston “wobble”.
2. Foreign object in equalizer box.
3. Equalizer frame is distorted.
4. Leak in air valve.
5. Low oil levels.
Solutions:
1. Replace bearing/seal assembly.
2. Clean debris from equalization box.
3. Repair or replace equalization frame assembly.
4. Check reservoir for proper oil level and fluid.
5. Replace air and oil valves.