Proper maintenance is key to ensuring the longevity and performance of APT clay and trench diggers. Regular upkeep before, during, and after use not only maximizes efficiency but also ensures operator safety and minimizes downtime. By following a few straightforward steps, you can keep your tools in top working condition, ready to tackle any project with ease. 
 

Before use: 

1. Fill the reservoir with air tool oil or 10W equivalent. 
2. Tighten nuts on the back head bolts. 
3. Check for play in the front head with a tool steel. Replace hex bushing if worn. 
4. Check all nuts to ensure they are tight on the tool. 
5. Replace retainer if worn. 
6. Clean any water and/or dirt from air hose before connecting it to the tool.  
 

During use: 

1. For your safety and that of others, keep tool against work at all times. 
2. When moving from one work area to another, shut off air supply to tool. 
3. Never run a tool when steel bit is not against the work. 
4. Do not use tool as a wedge or prying instrument. 
5. Refill oil reservoir approximately every 2 hours. 
6. Check all nuts to ensure they are tight on the tool. 
 

After use: 

1. Flush tool with cleaning solvent, then refill with air tool oil or 10W equivalent. 
2. Do not leave tool in water or dirt. 
3. Check all nuts to ensure they are tight on the tool. 
4. Store the tool well oiled. 
 
Consistent maintenance is essential for reliable tool performance. From oiling the reservoir to tightening bolts, these simple practices prevent wear and tear, reduce costly repairs, and extend the life of your equipment. With a well-maintained digger, you can work confidently, knowing your tools are safe, effective, and ready for any task ahead.