Echo CH4400 Owners Manual v.2 - Manual (Page 24)

4 INCH CHIPPER 20
SERVICE & MAINTENANCE
BEFORE INSPECTING OR SERVICING ANY PART OF THIS MACHINE, SHUT OFF POWER SOURCE,
DISCONNECT SPARK PLUG WIRE FROM SPARK PLUG AND MAKE SURE ALL MOVING PARTS HAVE COME TO A COMPLETE STOP.
WARNING
1. Remove the chipper deflector and/or disk cover.
Remove debris, taking care to avoid the chipper blades
which can be extremely sharp.
2. Once debris is removed, replace the chipper deflector
and/or disk cover.
5.12 CLEARING A PLUGGED DISK
5.13 LUBRICATION
Lubricate the machine periodically with a lithium-based
grease. Extreme working conditions will require more
frequent greasing.
Grease the following points every 50-100 hours of
operating time:
IMPORTANT
Polyurea and lithium-based greases are not compatible.
Mixing the two grease types may lead to premature
failure.
NOTE
Do not over grease bearings. Overfilling can lead to
excessive heat and/or unseating of the seals. Add
grease slowly and under light pressure. Whenever
possible, rotate bearing slowly while lubricating.
Engagement Lever
Rear Rotor Bearing
Front Rotor Bearing