Kubota RT105M, Operator'S Manual, Page: 106 / 183

RT105M Operator’s Manual
Drill - 105
Operate
Drill
1. If necessary, have helper use drill string guide to align drill string as it enters the soil. See “Start Bore
with Drill String Guide” on page 106.
2. Start engine and set to low throttle.
3. Operate drilling attachment controls to start clockwise rotation.
4. Slowly move machine forward while maintaining rotation. See “Drive” on page 75.
• When length of bore is more than 5’ (1.5 m), you may carefully and slowly increase speed.
• Always use lowest speed necessary.
5. Carefully monitor progress of bore:
• If rod section starts to bow, stop forward movement of machine and back machine slightly until rod
straightens.
• If drill string becomes blocked, rotate drill string counterclockwise.
6. When drill bit enters target trench, stop rotation immediately.
Rotating shaft will cause death or serious injury. Stay
away.
To help avoid injury:
• Keep everyone at least 10’ (3 m) away from drill string and machine.
• Wear close-fitting clothing and personal protective equipment.
NOTICE:
Incorrect drilling will damage drilling equipment.
• Do not drill too quickly. Drilling bit will drift off course and rod sections may bow or break.
• Do not drill with bent rod section.
IMPORTANT: After initial bore is complete, backream to enlarge bore or pull drill string to install
product.
• See “Backream” on page 108.
• See “Install Product” on page 109.