Troy-Bilt E686N-Horse Tiller User Manual


 
Single Tine Replacement
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.
5. Use two 9/16" wrenches to remove the
two bolts and nuts securing the tine to the
tine holder plate (Figure 5-32). Use pene-
trating oil on the hardware if it is rusted or
hard to remove.
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.
Removing and Replacing A Tine
Holder Assembly
The 16 Bolo Tines are mounted eight per
side on left-side and right-side tine
holders. Heres how to replace the tines
and holders as
assemblies.
Removing Tine Holder Assembly
1. Follow steps 1-through-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 (Figure 5-33).
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 immo-
bilized 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 front of 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.
Figure 5-33: Tine Holders.
Left-Side
Tine Holder
Tine Shaft
Right-Side
Tine Holder
Section 5: Maintenance
Before inspecting, cleaning or servicing the machine, shut off engine, wait for all moving parts to come
to a complete stop, disconnect spark plug wire and move wire away from spark plug. Remove ignition
key, if so equipped.
Failure to follow these instructions can result in serious personal injury or property damage.
WARNING
Figure 5-32: Removing a single tine
requires taking off two bolts and
two nuts.
The tines or tine hood edges may be
sharp. Wear thick gloves to protect
your hands from cuts or scrapes.
WARNING
The tines or tine hood edges may be
sharp. Wear thick gloves to protect
your hands.
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.
WARNING
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