Troy-Bilt Horse Tiller Operation Manual - Page 40
Replacing a Single Tine, Replacing A Tine Holder Assembly, Replacing Tines Holder Assembly
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If badly worn, they lose the ability to till deeply. Worn tines leave 5. Use two 9⁄16" wrenches to remove the two bolts and nuts an ever-increasing gap in the middle of a tilled row. The normal securing the tine to the tine holder plate. See Fig. 7-9. Use gap is 3" between the tine tips - replace the tines when the gap penetrating oil on the hardware if it is rusted or hard to widens to 5". See Fig. 7-8. The tines can be replaced individually remove. or as a complete set. Tines Tine Shaft Nut 12 3 4 5 6 7 8 Bolt Left-Side Tine Holder Right-Side Tine Holder Figure 7-8 Replacing a Single Tine WARNING! The tines or tine hooded edges may be sharp . Wear thick gloves to protect your hands from cuts or scrapes. WARNING! Wear safety goggles to protect your eyes . When loosening hardware, do not hit a wrench with a metal tool. This could shatter the tool or wrench sending metal particles into your eyes. 1. Move the Wheels/Tines/PTO Drive Lever to NEUTRAL, the Wheel Speed Lever to either FAST or SLOW position, and the Tines/PTO Clutch Lever to ENGAGE. 2. Gently tilt the tiller forward until the engine rests on the ground. 3. Raise the hood flap at the back of the tiller and tie it up with string. 4. Before removing a tine, note in which direction the bent tip points. The new tine must be installed in the same direction. Figure 7-9 6. Mount the new tine exactly the way the old tine was positioned. (The sharp edge of the tine, which enters the soil first, must face forward when above the tine shaft.) Replace the bolts and nuts and tighten them securely. Replacing A Tine Holder Assembly The 16 Bolo Tines are mounted eight per side on left-side and right-side tine holders. Here's how to replace the tines and holders as assemblies. 1. Follow steps 1-3 in Single Tine Replacement above. 2. Identify the tine holders as left-side and right-side holders - they must be replaced on the same side from which they were removed. Use a piece of chalk or a grease pencil to mark them L and R. 3. Remove the two bolts and nuts securing each holder. See Fig. 7-9. 4. Use a soft mallet to drive the holder off the tine shaft. Use a heavy hammer and block of wood to knock off the immobilized tine holder. 5. When the holder is off, clean all dirt and debris from the shaft and the holder. Apply fresh grease to the tine shaft. Replacing Tines Holder Assembly 1. Replace the holder so the sharp tine edges face forward (toward the front of the tiller). Tap tine holder back on the tine shaft. 2. Grease the threads on the mounting bolt(s). Install and tighten the bolt(s) securely. 40 Section 7- Service