Echo 7812086 Owners Manual v.3 - Manual (Page 21)

12 INCH CHIPPER 17
SERVICE & MAINTENANCE
BEFORE INSpECTINg OR SERvICINg ANY pART OF ThIS MAChINE, ShuT OFF pOwER SOuRCE, REMOvE kEY,
DISCONNECT ThE BATTERY CABLES AND MAkE SuRE ALL MOvINg pARTS hAvE COME TO A COMpLETE STOp.
WarninG
Check the drive belt every 25 hours of operation and
replace if cracked, worn, frayed, or stretched. To replace
the drive belt:
Release engagement handle to loosen the belts.
Remove the four 3/8" x 1" bolts, washers and nuts
securing the pTO shield to the chipper housing and
remove the shield.
Remove the four 7/16" x 1-1/2" bolts and washers
attaching the pTO shaft to the drive shaft adapter;
remove the adapter from the lower belt sheave.
1.
2.
3.
5.7..replaCinG.the.Drive.belt
Remove
bolt and
pulley
Remove the 7/16" x 1-1/2" bolt, washer, nut and spac-
ers securing the idler pulley to the belt idler weldment;
remove the pulley.
Remove the drive belt and install the new belt.
Reattach the idler pulley.
Slide the drive shaft adapter onto the lower belt
sheave and reattach the pTO shaft to the adapter.
Attach the pTO shield to the chipper housing.
4.
5.
6.
7.
8.
Remove these
four bolts
Refer to the engine owners manuals included with your
machine for specific instructions on replacing and cleaning
the air filter.
5.8..replaCe/Clean.the.air.filter