Return to Service Checklists for Rock Drills

Find checklists for all APT rock drill models to guide you through safe, thorough inspections before returning tools to service after repair.

Return to Service Checklists

If you're bringing a rock drill back into service after time in the repair shop, it’s critical to make sure it’s been properly inspected and prepped for action. That’s where our “Return to Service” Checklists come in. Designed to ensure safety, performance, and compliance, these checklists provide step-by-step guidance tailored to each tool in the APT rock drill lineup.

From checking throttle response and torque specs to confirming oil levels, hose connections, and general appearance, every item on the list is there to help technicians verify the tool is ready to hit the jobsite without issue. Whether you're working on the M109 or another model, this blog is your home base for finding and downloading the right checklist to confidently return your equipment to service.

Download Below

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M109 Return to Service Checklist

Filename
TDS-1135 Rev D 4-7-2025 (M109).pdf
Size
110 KB
Format
pdf
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M115 Return to Service Checklist

Filename
TDS-1136 Rev D 4-7-2025 (M115).pdf
Size
106 KB
Format
pdf
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M137 Return to Service Checklist

Filename
TDS-1137 Rev D 4-7-2025 (M137).pdf
Size
110 KB
Format
pdf
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M155 Return to Service Checklist

Filename
TDS-1138 Rev D 4-7-2025 (M155).pdf
Size
111 KB
Format
pdf