woodmizer LT70 Series Manuel utilisateur
Debarker Option
Safety, Installation, Operation,
Maintenance & Parts Manual
LT70 Debarker rev. A.1
Safety is our #1 concern! Read and understand
all safety information and instructions before oper-
ating, setting up or maintaining this machine.
Form #558
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2 98DBdoc031319 Table of Contents
Table of Contents Section-Page
SECTION 1 SAFETY & GENERAL INFORMATION 1-1
1.1 Installation and Maintenance..................................................................................... 1-1
1.2 Operation and Towing............................................................................................... 1-2
SECTION 2 DEBARKER INSTALLATION 2-1
2.1 Debarker Frame Mounting Holes.............................................................................. 2-1
2.2 Debarker Installation ................................................................................................. 2-2
2.3 Wiring Instructions.................................................................................................... 2-5
2.4 Control Component Installation ................................................................................ 2-6
2.5 Alignment .................................................................................................................. 2-9
SECTION 3 OPERATION AND MAINTENANCE 3-1
3.1 Locking Pin Operation .............................................................................................. 3-1
3.2 Operation ...................................................................................................................3-2
3.3 Maintenance .............................................................................................................. 3-3
3.4 Troubleshooting......................................................................................................... 3-8
SECTION 4 DEBARKER PARTS 4-1
4.1 How To Use The Parts List ....................................................................................... 4-1
4.2 Sample Assembly ...................................................................................................... 4-1
4.3 Blade Motor Assembly, LT70AC ............................................................................. 4-2
4.4 Blade Motor Assembly, LT70DC ............................................................................. 4-4
4.5 In/Out Motor Drive Assembly................................................................................... 4-6
4.6 Wider Debarker Assembly ..................................................................................... 4-8
4.7 AC Debarker Blade Drive .................................................................................... 4-11
4.8 DC Debarker Blade Drive ..................................................................................... 4-13
Safety & General Information
Installation and Maintenance
Safety & General Information DBdoc031319 1-1
1
SECTION 1 SAFETY & GENERAL INFORMATION
This symbol calls your attention to instructions concerning your personal safety. Be sure
to observe and follow these instructions. This symbol accompanies a signal word. The
word DANGER indicates an imminently hazardous situation which, if not avoided, will
result in death or serious injury. WARNING suggests a potentially hazardous situation
which, if not avoided, could result in death or serious injury. CAUTION refers to potentially
hazardous situations which, if not avoided, may result in minor or moderate injury to per-
sons or equipment. Read all safety instructions before operating this equipment and
observe all safety warnings!
1.1 Installation and Maintenance
DANGER! On electric mills, hazardous voltage inside the
disconnect box, starter box, and at the electric motor can
cause shock, burns, or death. Disconnect and lock out
power supply before performing debarker installation! Fol-
low all applicable electrical codes.
DANGER! On gas/diesel mills, before performing any ser-
vice to this equipment, turn the key to the OFF position,
remove the key, and disconnect the sawmill battery ground
terminal. Failure to do so will result in serious injury or
death.
DANGER! Make sure all electrical installation, service
and/or maintenance work is performed by a qualified elec-
trician and is in accordance with applicable electrical codes.
Failure to do so will result in serious injury or death.
WARNING! Before replacing the debarker blade, move the
sawmill blade guide arm in front of the sawmill blade to
cover the blade teeth. Failure to do so may result in serious
injury or death.
Safety & General Information
Operation and Towing
1
1-2 DBdoc031319 Safety & General Information
1.2 Operation and Towing
DANGER! Make sure all guards and covers are in place
and secured before operating the debarker option. Failure
to do so may result in serious injury.
DANGER! Keep all persons out of the path of moving
equipment when operating the debarker. Failure to do so
will result in serious injury.
DANGER! Always remove the key from the control panel
before preparing the debarker for towing. Failure to do so
may result in serious injury.
WARNING! If the debarker continues to run with the key
switch in the OFF position, remove the negative battery ter-
minal from the battery post.
DO NOT continue to operate the mill if the main key switch
does not control debarker operation. Doing so could result
in serious injury. Call Wood-Mizer customer service for
more information.
Safety & General Information
Operation and Towing
Safety & General Information DBdoc031319 1-3
1
See Table 1-1. Pictogram decals used to warn and inform the user about danger in the
LT15/20 Debarker.
TABLE 1-1
Decal View W-M No. Description
101216 CAUTION! Read thoroughly the manual
before operating the machine. Observe all
safety instructions and rules when
operating the sawmill.
101217 CAUTION! Keep away from debarker
blade!
101218 CAUTION! Disconnect power supply
before servicing the debarker.
S20097 Debarker Motor Rotation Direction
100582 a. Debarker On/Off (option)
b. Starting motor
c. Debarker In/Out (option)
101216
101217
101218
S20097
100582
I0 I0
abc
Debarker Installation
Debarker Frame Mounting Holes
2
2-1 DBdoc031319 Debarker Installation
SECTION 2 DEBARKER INSTALLATION
DANGER! On electric mills, hazardous voltage inside the
disconnect box, starter box, and at the electric motor can
cause shock, burns, or death. Disconnect and lock out
power supply before performing debarker installation! Fol-
low all applicable electrical codes.
DANGER! Before performing any service to this equip-
ment, turn the key to the OFF (0) position, remove the key,
and disconnect the sawmill battery ground terminal. Failure
to do so will result in serious injury or death.
The Debarker Option may be installed to the LT70 sawmills with production date
01.06.2009 and later.
2.1 Debarker Frame Mounting Holes
IMPORTANT! Sawmills are equipped with pre-drilled Debarker mounting holes. Verify
hole locations before beginning Debarker installation. Proper hole location is
imperative for safe and effective Debarker operation.
Debarker Installation
Debarker Installation
Debarker Installation DBdoc031319 2-2
2
2.2 Debarker Installation
1. Remove the hole plugs from sawmills saw head (1).
FIG. 2-1
Remove the
hole plug
Debarker Installation
Debarker Installation
2
2-3 DBdoc031319 Debarker Installation
2. Assemble the debarker to the sawmill saw head. Align the debarker arm holes and the
holes in the saw head. Insert the bolts through the debarker mounting plate holes and
screw to secure in place. Route the debarker wire harness through the protective conduit
and next through the saw head hole and debarker arm.
FIG. 2-2
Debarker Installation
Debarker Installation
Debarker Installation DBdoc031319 2-4
2
3. Take out the wire harness from the debarker arm. Slide the debarker motor harness
through one of the supplied harness clamps.
See Figure 2-3.
FIG. 2-3
Debarker Installation
Wiring Instructions
2
2-5 DBdoc031319 Debarker Installation
2.3 Wiring Instructions
DANGER! On electric mills, hazardous voltage inside the
disconnect box, starter box, and at the electric motor can
cause shock, burns, or death. Disconnect and lock out
power! Follow all applicable electrical codes.
DANGER! On diesel/gas sawmill, before performing any
service to this equipment, turn the key to the OFF (0) posi-
tion, remove the key, and disconnect the sawmill battery
ground terminal. Failure to do so will result in serious injury
or death.
IMPORTANT! Avoid pinch and pivot points, unnecessary
wire bending and open spaces where the wire could get
caught by a log, etc. If you have any questions, call
Wood-Mizer customer service.
1. The debarker wires are pre-wired for the debarker option. The debarker wires are
pre-routed and stored under a guard which is removed before debarker installation (See
Section 2.2).
IMPORTANT! Make sure that the ring terminals do not
touch the motor body.
!
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