Echo 73711S Instruction v.1 User Manual
Instructions, Warning
INSTRUCTION SHEET
Instructions
PN 76907-00
Rev. 092010
SUBJECT : 12 BLADE CUTTER UPGRADE
KIT # 76906-00
FITS MODELS : STUMP GRINDERS
SERIAL # 100410 - CURRENT
Before inspecting or servicing any part of this machine,
shut off power source and make sure all moving parts
have come to a complete stop.
WARNING
THIS KIT IS DESIGNED TO UPGRADE ANY
EXISTING STUMP GRINDERS OR 12 BLADE
KITS THAT WERE BUILT WITH THE 6 BOLT
COVER PLATE AND SINGLE SPACER PLATE
SYSTEM. IF YOU HAVE A 4 BLADE CUTTING
SYSTEM AND WANT TO UPGRADE, IT WILL BE
NECESSARY TO ORDER KIT, 12 BLADE RETRO
FIT, PN 76903-00..
NOTE
12 BLADE CUTTER UPGRADE KIT, PN 76906-00
PART #
DESCRIPTION
QTY
15059
BOLT, 3/8 X 1 3/4" CRG
12
15388
NUT, 3/8 NYLOCK
12
76898-12
PLATE, COVER STUMP GRINDER
HEAD
1
76899-12
PLATE, SPACER STUMP GRINDER
HEAD
2
76900-12
PLATE, DISK STUMP GRINDER
HEAD
1
76907-00
INSTRUCTIONS, SG340 CUTTER
UPGRADE
1
DISASEMBLING THE EXISTING 6 BOLT /12
BLADE CUTING SYSTEM
1. Position and secure the machine to best access the
cutter assembly.
2. Loosen and remove the existing 1/2 X 3/4" bolt and
washer from spindle located at the bottom of the cutter
assembly.
3. Remove the plates and blades assembly from the
spindle.
4. Loosen and remove the existing 6 bolts, nuts and
washers in the cutter assembly.
5. Separate the plates, remove the 12 cutting blades and
set blades aside.
6. Discard the three plates
TUBE, SPACER, 1-3/4" X 2.770"
SPINDLE, 12 BLADE RETRO
NUT, 3/8" NYLOCK
PLATE, HEAD DISK
PLATE, HEAD SPACER
PLATE, HEAD COVER
WASHER, 1/2" SAE FLAT
BOLT, 1/2" X 3/4" NF
BOLT, 3/8" X 1-3/4" CRG
TOOTH, STRAIGHT
TOOTH, CURVED