Clearing A Plugged Rotor; Drive Belts - Echo CH8540 Owner's Manual

SERVICE & MAINTENANCE
BEFORE INSPECTING OR SERVICING ANY PART OF THIS MACHINE, SHUT OFF POWER SOURCE,
2. Loosen the three 1/2 inch bolts that hold the chipper
anvil to the frame. See Figure 5.4 for anvil location.
ROTOR HOUSING
Figure 5.4, Chipping Anvil Location
3. Adjust anvil inward or outward to the correct clearance.
Check to make sure all blades clear the anvil.
4. Tighten bolts on chipping anvil to 75 ft-lbs. and close
access cover.
If the chipping anvil edge is damaged or worn unevenly,
remove the three bolts holding the anvil and use one of
the other three edges. Adjust for correct measurement.
1/16-1/8"
Figure 5.5, Chipper Blade/Anvil Clearance
16
AND MAKE SURE ALL MOVING PARTS HAVE COME TO A COMPLETE STOP.
CHIPPING ANVIL
SPACER
ROTOR
CHIPPER
BLADE
ANVIL
ANVIL
SPACER
1/2" BOLT
WARNING

5.9 CLEARING A PLUGGED ROTOR

Feeding too large or too much material at once may plug
the chipper. To clear a plugged rotor, proceed as follows:
1. Turn off tractor. Allow all moving parts to come to a
complete stop.
2. Open access cover (see Section 5.3).
3. Clean the debris away from the chipper rotor. Turn
the rotor by hand to be sure it is free to rotate. Be
careful to avoid the chipper blades when cleaning out
the debris.
4. Close access cover and secure (see Section 5.3).
5. Follow start up procedures in Section 4.1.
If the machine becomes plugged, lift the engagement
handle, shut off the engine, disconnect the spark plug
wire and allow the machine to come to a complete stop
before clearing debris. Do not operate the machine
without proper guards and shields in place.

5.10 DRIVE BELTS

Check the condition of the drive belt annually or after
every 25 hours of operation, whichever comes first. If the
belt is cracked, worn, frayed, or stretched, replace it.
To replace the belt:
1. Disengage PTO and shut off tractor engine.
2. Remove PTO shaft from tractor; disconnect machine
from 3 pt. hitch.
3. Remove round shield connected to belt guard that
covers PTO shaft by removing two 5/16" nuts.
4. Remove belt guard covering pulleys and belts.
5. Remove spring loaded idler pulley off belts and
remove belt.
6. Install new belt and reverse above instructions to
complete belt replacement.
8 INCH CHIPPER
WARNING