Kubota L2674 Product manual

CONTENTS
OPERATORS AND PARTS MANUAL FOR L2674
Table Of Contet
Part Number: 7006002784 *700600278400000*

CONTENTS
INTRODUCTION - TO THE PURCHASER
OPERATOR'S AND PARTS MANUAL FOR L2674
SAFETY PRECAUTIONS
DECALS
ASSEMBLY
OPERATION
MAINTENANCE
PARTS
AVAILABLE OPTIONS
TORQUE SPECIFICATION TABLE

TABLE OF CONTENT
OM 0341SB74-A 1
INTRODUCTION -TO THE PURCHASER............................................................................................3
SAFETY PRECAUTIONS.....................................................................................................................4
Before Operation..........................................................................................................................4
Notice...........................................................................................................................................5
The Snowblower ..........................................................................................................................5
Before Operation ...........................................................................................................5
Snowblower Operation...................................................................................................6
Maintenance ................................................................................................................................8
Storage ....................................................................................................................................9
DECALS ............................................................................................................................................10
ASSEMBLY ........................................................................................................................................12
Snowblower Assembly...............................................................................................................12
Skid Shoe Installation ................................................................................................12
Hitch Pins Installation.................................................................................................12
Chute & Manual Rotation...........................................................................................13
Snowblower Installation.............................................................................................17
How to determine Driveline Angles.................................................................18
Determining Driveline Length .........................................................................19
Driveline Installation ..................................................................................................21
Detaching Snowblower from the Tractor.....................................................................21
OPERATION ......................................................................................................................................22
General Preparation ..................................................................................................................22
Operating Controls ....................................................................................................................22
Manual Chute Rotation..............................................................................................22
Raising and Lowering the Snowblower ......................................................................22
Drive Shaft Operation ...............................................................................................22
Work and Travel Speed ............................................................................................22
Adjustments ..............................................................................................................................23
Chain Tension Adjustment ........................................................................................23
Skid Shoe Adjustment................................................................................................23
Manual Deflector Adjustment ....................................................................................23
Snow Removal Methods ...........................................................................................................24

TABLE OF CONTENT
OM 0341SB74-A 2
MAINTENANCE ................................................................................................................................25
Maintenance .............................................................................................................................25
Shear bolts ....................................................................................................................25
Driveline ..................................................................................................................25
Drive shaft...............................................................................................................25
Lubrication.................................................................................................................................26
Driveline Troubleshooting..........................................................................................................27
PARTS ...............................................................................................................................................30
Introduction..................................................................................................................................30
Snowblower Assembly - L2674 ...................................................................................................31
Chute ..........................................................................................................................................33
Gearbox - 70060-04431...............................................................................................................34
Manual Rotation ..........................................................................................................................35
Driveline - 70060-02548...............................................................................................................36
AVAILABLE OPTIONS .......................................................................................................................37
TORQUE SPECIFICATION TABLE ...................................................................................................38

INTRODUCTION
OM 0341SB74-A 3
TO THE PURCHASER
All products are designed to give safe,
dependable service if they are operated and
maintained according to instructions. Read
and understand this manual before
operation.
This manual has been prepared to assist the
owner and operators in the safe operation and
suitable maintenance of the snowblower. The
information is applicable to products at the
time of manufacture and does not include
modifications made afterwards.
Read and understand this operator's manual
before attempting to put snowblower into
service. Familiarize yourself with the operating
instructions and all the safety
recommendations contained in this manual
and those labeled on the snowblower and on
the tractor. Follow the safety
recommendations and make sure that those
with whom you work follow them.
Illustrations
The illustrations may not necessarily
reproduce the full detail and the exact shape of
the parts or depict the actual models, but are
intended for reference only.
Direction Reference
All references to right and left, forward or
rearward, are from the operator's seat, facing
the steering wheel.
To assist your dealer in handling your needs, please record hereafter the model number and serial
number of your snowblower and tractor. It is also advisable to supply them to your insurance
company. It will be helpful in the event that snowblower or tractor is lost or stolen.
TRACTOR SNOWBLOWER
MODEL:
SERIAL NUMBER:
DATE OF PURCHASE:
DEALER NAME:

SAFETY PRECAUTIONS
OM 0341SB74-A 4
SAFETY FIRST
This symbol, the industry's "Safety Alert Symbol", is used throughout this manual and on
labels on the machine itself to warn of the possibility of personal injury. Read these
instructions carefully. It is essential that you read the instructions and safety regulations
before you attempt to assemble or use this snowblower.
DANGER : Indicates an immediate hazardous situation which, if not avoided, will
result in death or serious injury.
WARNING : Indicates a potentially hazardous situation which, if not avoided, could
result in death or serious injury.
CAUTION : Indicates a potentially hazardous situation which, if not avoided, may
result in minor or moderate injury.
IMPORTANT : Indicates that snowblower or property damage could result if instructions
are not followed.
NOTE : Gives helpful information.
All products are designed to give safe, dependable service if they are operated and maintained
according to instructions. Read and understand this manual before operation. It is the owner's
responsibility to be certain anyone operating this product reads this manual, and all other applicable
manuals, to become familiar with this snowblower and all safety precautions. Failure to do so could
result in serious personal injury or snowblower damage. If you have any questions, consult your
dealer.
BEFORE OPERATION
Children
Tragic accidents can occur if the operator is not
alert to the presence of children. Children are
generally attracted to machines and the work
being done. Never assume children will remain
where you last saw them.
1. Keep children out of the operating area and
under the watchful eye of another responsible
adult.
2. Be alert and turn machine off if children enter
the work area.
3. Before and when backing, look behind for
small children.
4. Never carry children while operating the
machine. They may fall off and be seriously
injured or interfere with the safe operation of
the machine.
5. Never allow children to play on the machine
or snowblower even when they are turned off.
6. Never allow children to operate the machine
even under adult supervision.
7. Use extra care when approaching blind
corners, shrubs, trees, or other obstructions
that might hide children from sight.

SAFETY PRECAUTIONS - continued
OM 0341SB74-A 5
NOTICE
A safe operator is the best assurance against accidents. All operators, no matter how experienced
they may be, should read this operator's manual and all other related manuals before attempting to
operate the snowblower. Please read the following section and pay particular attention to all safety
recommendations contained in this manual and those labeled on the snowblower and on the tractor.
SNOWBLOWER
Before Operation
1. Read and understand both the tractor and
this operator's manual before operating the
equipment. Know how to operate all
controls and how to stop the unit and
disengage the controls quickly. Lack of
knowledge could lead to accidents.
2. Never wear loose, torn, or bulky clothing
around the tractor, the snowblower. It may
catch on moving parts or controls, causing
injury.
3. Before and during seasons, thoroughly
inspect the area where the snowblower is
to be used and remove all objects that may
be thrown or cause damage to the
snowblower.
4. Set transmission to neutral and disengage
clutch, if equipped, before starting the
engine.
5. Do not operate snowblower in wintertime
without wearing adequate winter garments.
Always wear protective clothing.
6. Never attempt to make any adjustments
while engine is running. Read this manual
carefully to acquaint yourself with the
snowblower as well as the tractor
operator's manual. Working with unfamiliar
snowblower can lead to accidents. Be
thoroughly familiar with the controls and
proper use of the snowblower.
7. Keep all safety guards in place and verify
hardware for proper tightening.
8. Check for moving parts excessive wear
regularly. Replace worn parts with genuine
parts.
9. Replace all missing, illegible, or damaged
safety and warning decals. See list of
decals in operator's manual.
10. Keep safety decals clean of dirt and grime.
11. Do not modify or alter this snowblower or
any of its components, or any snowblower
function without first consulting your dealer.
12. Make sure the tractor is counterweighted
as recommended by your dealer. Weights
provide the necessary balance to improve
stability, traction and steering.

SAFETY PRECAUTIONS - continued
OM 0341SB74-A 6
Snowblower Operation
1. Before leaving the tractor/snowblower
unattended, take all possible precautions.
Park the tractor/snowblower on level ground,
place the transmission in neutral, set the
parking brake, disengage the PTO, lower the
snowblower to the ground, place all levers
including auxiliary control levers in neutral,
shut off the engine and remove the ignition
key.
2. Before starting the tractor/ snowblower,
remove the ice that might have accumulated
on the auger/fan, inspect and clean every
rotating part.
3. Prior to operation, clear work area of all
objects that can be picked up and thrown.
Mark all curbs, pipes, etc. that cannot be
moved.
4. Be sure the PTO switch/lever is in
OFF/disengaged position before starting
engine.
5. Exercise extreme caution when operating on
or crossing a gravel drive, walks, or roads.
Stay alert for hidden hazards or traffic.
6. Do not carry passengers.
7. Keep clear of all rotating parts. Do not put
hands or feet under, or into snowblower with
engine running. Be especially observant of
the snowblower areas of discharge, intake or
all other mechanical motions.
8. For your safety, do not work under any
hydraulically supported machine elements
that may creep down, suddenly drop or be
accidentally lowered.
9. Park the tractor/snowblower on level ground,
place the transmission in neutral, set the
parking brake, disengage the PTO, lower the
snowblower to the ground, place all control
levers in neutral, shut off the engine, remove
the ignition key and allow the rotating parts
to stop BEFORE unclogging the housing or
the chute and making any repairs,
adjustments or inspections. Use only a 36"
long stick of wood to unclog the snowblower.
10. If the snowblower starts to vibrate
abnormally, disengage the PTO, stop the
engine immediately and check for cause.
Excessive vibration is generally a sign of
trouble.
11. Do not run the engine indoors except when
starting engine and transporting attachment
in or out of building. Carbon monoxide gas is
colorless, odorless and deadly.
12. Do not attempt to operate on steep slopes. If
operating on slopes is necessary, exercise
extreme caution when changing direction.
13. Never operate snowblower without guards,
and other safety protective devices in place.
All tractor and snowblower shields and
covers must be correctly installed at all
times. When necessary to remove these,
they must be reinstalled immediately.
14. Never operate snowblower near glass
enclosures, automobiles, window wells,
embankments, etc., without proper
adjustment of snow discharge angle.
15. Never operate machine at high transport
speeds on a slippery surface.
16. Use extra caution when backing up.
17. Disengage power to auger/fan when
transporting or when not in use.
18. Never operate the snowblower without good
visibility and lighting.
19. Prolonged exposure to loud noise can cause
impairment or loss of hearing. Wear a
suitable hearing protective device such as
earmuffs or earplugs to protect against
objectionable or uncomfortable noises.
20. Never allow anyone near the work area.
21. Never allow anyone to operate the
snowblower until they have read the manual
completely and are thoroughly familiar with
basic tractor and snowblower operation.

SAFETY PRECAUTIONS - continued
OM 0341SB74-A 7
22. Make sure the tractor is counterweighted
as recommended by your dealer. Weights
provide the necessary balance to improve
stability, traction and steering.
23. Always make sure all snowblower
components are properly installed and
securely fastened BEFORE operation.
24. Adjust housing height to clear gravel or
crushed rocks surface.
25. Keep away from chute discharge. This
chute has the capacity to throw debris at
far distances.
26. Never direct chute discharge towards
people or animals. A thrown debris can
cause serious injury.

SAFETY PRECAUTIONS - continued
OM 0341SB74-A 8
MAINTENANCE
ALWAYS USE GENUINE PARTS WHEN
REPLACEMENT PARTS ARE REQUIRED
1. Keep the tractor and snowblower properly
maintained.
2. Park the tractor/snowblower on level
ground, place the transmission in neutral,
set the parking brake, disengage the PTO,
lower the snowblower to the ground, place
all control levers in neutral, shut off the
engine and remove the ignition key and
allow the rotating parts to stop BEFORE
making any snowblower adjustments.
3. To avoid injury, do not adjust, unblock the
driving system, or service the snowblower
with the tractor engine running. Make sure
rotating components have completely
stopped BEFORE leaving the operator’s
seat.
4. Keep the tractor/snowblower clean. Snow ,
dirt or ice build-up can lead to malfunction or
personal injury from thawing and refreezing
in garage.
5. Always wear eye protection when cleaning
or servicing the snowblower.
6. DO NOT service the tractor while the engine
is running or hot, or if the unit is in motion.
Always lower snowblower to the ground. If
necessary to service snowblower in raised
position, securely support with stands or
suitable blocking before working
underneath. Do not rely on hydraulically
supported devices for your safety. They can
settle suddenly, leak down, or be
accidentally lowered.
7. Do not attempt to service machine, clear
obstructions or unclog the snowblower with
the engine running. Always shut off engine
and allow all motion to cease.
8. The manufacturer will not claim
responsibility for fitment of unapproved parts
and/or accessories and any damages as a
result of their use.
9. Make sure all shields and guards are
securely in place following all service,
cleaning, or repair work.
10.Do not modify or alter this snowblower or
any of its components or operating
functions. If you have questions concerning
modifications, consult with your dealer.
11.Do not operate a snowblower that is
defective or has missing parts. Make sure
that all recommended maintenance
procedures are completed before operating
the snowblower.
12.Check all controls regularly and adjust
where necessary. Make sure that the brakes
are evenly adjusted.
13.Periodically check all nuts and bolts for
tightness, especially wheel hub and rim
nuts.
14.To avoid serious personal injury: Escaping
hydraulic/diesel fluid under pressure can
penetrate the skin causing serious injury. Do
not use your hands to check for leaks. Use a
piece of cardboard or paper to search for
leaks. If you are injured by escaping high
pressure fluid, see a medical doctor at once.
15.Stop engine and relieve pressure before
connecting or disconnecting hydraulic
hoses. Tighten all connections before
starting engine or pressurizing hoses.

SAFETY PRECAUTIONS - continued
OM 0341SB74-A 9
STORAGE
Before storing the snowblower, certain
precautions should be taken to protect it
from deterioration.
1. Clean snowblower thoroughly.
2. Make all the necessary repairs.
3. Replace all safety signs that are damaged,
lost, or otherwise become illegible. If a part
to be replaced has a sign on it, obtain a
new safety sign from your dealer and
install it in the same place as on the
removed part.
4. Repaint all parts from which paint has
worn or peeled.
5. Perform maintenance of the snowblower
as instructed under "Maintenance" section.
6. When the snowblower are dry, oil all
moving parts. Apply oil liberally to all
surfaces to protect against rust.
7. Store in a dry place.
8. If snowblower has hydraulic components,
install protective plugs and caps on the
quick couplers.

DECALS
OM 0341SB74-A 10
70060-02232
(2500484)
KUBOTA
70060-02591
(2500545)
L2674
70060-03763
(
660988
)
70060-01211
(657761)
70060-04325
(2500329)
Located on
Driveline
70060-01213
(657763)
70060-01040
(655683)
70060-01212
(657762)
Replace immediately if damaged
(for KUBOTA USA)

DECALS
OM 0341SB74-A 11
70060-01208
(656781)
Situé sur l'arbre
à cardan
70060-01206
(656779)
70060-03764
(660989)
70060-01207
(656780)
70060-02232
(2500484)
KUBOTA
70060-02591
(2500545)
L2674
70060-01041
(655834)
70060-03763
(
660988
)
70060-04326
(2500330)
Replace immediately if damaged
(for KUBOTA Canada)

ASSEMBLY
OM 0341SB74-A 12
SNOWBLOWER ASSEMBLY
The snowblower is assembled at the factory, however, snowblower kit must be assembled. Use the
present manual and lay out all parts for assembly. Separate bolts and nuts into various sizes. After
assembly, torque all the bolts according to the Torque Specification Table enclosed at the end of the
manual.
Skid Shoe Installation (Fig.1)
1. Lift up one snowblower corner and insert a
board under the cutting edge.
2. Slide a skid shoe (item 1) under the
snowblower by placing the larger part of the
flange toward the inside. Align skid shoe
holes with those of the snowblower.
3. Insert two 1/2" NC x 1" carriage bolts in the
skid shoe and attach with two 1/2"
lockwashers and two 1/2" nuts (items 2-3-
4). Tighten firmly.
4. Remove the board.
5. Repeat same steps with the other skid
shoe.
IMPORTANT : Clearance between cutting
edge and surface:
•
Level paved surface : Adjust to upper
holes
•
Uneven or gravel surface: Adjust to lower
holes
Cat.1 Hitch Pins Installation (Fig.2)
1. Remove the nut (item 5) and the
lockwasher (item 4) from the lower hitch
pin (item 2).
2. Place the jam nut (item 3) to reach at
minimum
- 35mm - Cat. 1
- 45mm - Cat. 2
between hole edge of the lower hitch pin
and the jam nut.
3. Insert the lower hitch pin (item 2) in the
lower hitch hole (item 1) and secure with
the lockwasher and nut (items 4-5).
Tighten 440 ft-lb (597 N-M).
4. Repeat same steps on the other lower
hitch with the second lower hitch pin.
Figure 1
Figure 2

ASSEMBLY
OM 0341SB74-A 13
Figure 3
Chute and Manual Rotation (Fig. 3 to 7)
1. FIGURE 3: Place the rotation bushing (item
1) over the chute base (item 2).
2. FIGURE 3: Install the chute over the
rotation bushing and install the two 3-holes
retaining plates (item 6) by placing the large
section toward the rotation plate and put
the 2-holes retaining plate (item 6) following
the others.
3. FIGURE 3: Insert four 1/2" spacers (item 5)
under the retaining plates. Secure using six
1/2" x 1 1/2" carriage bolts and serrated
flange nuts (items 7-8). Tighten securely.
NOTE: For manual rotation only: If it is
difficult to turn the chute manually, it might
be necessary to use the 1/16" spacers
(item 4) to allow chute play adjustment.
NOTE: Apply grease under the retaining plates
where it will come in contact with the base of
the chute and on the outside of the round flat
bar located on the snowblower top (item 2).

ASSEMBLY
OM 0341SB74-A 14
Figure 5
Figure 4
4. FIGURE 4: Install the rotation bracket (item
1) on the chute base. Secure using three
1/4" x 5/8" bolts and 1/4" serrated flange
nuts (items 6-7). Do not tighten.
5. FIGURE 4: Insert a 1 5/16" plastic bushing
(item 2) in the rotation handle support (item
1), then insert the rotation worm (item 3).
6. FIGURE 4: Insert the 1 11/16" plastic
bushing (item 5) in the rotation worm
support (item 4), then slide on the rotation
worm. Secure with two 1/4" x 5/8" bolts
and 1/4" serrated flange nuts (items 6-7).
Do not tighten.
7. FIGURE 5: Install the bracket (item 1) on
the right side of the snowblower 3 point
hitch using two 3/8’’NC x 1 1/4’’ bolts, 3/8’
lockwashers and 3/8’ nuts (items 2-3-4).
Tighten securely.
8. FIGURE 5: Install handle support bracket
(item 5) on the bracket (item 1) using a
3/4’’NC x 1 1/2’’ bolt, lockwasher and nut
(items 6-7-8) making sure the tube leans
toward the tractor but keeps parallel to the
three-point hitch top.
9. Figure 5: Install the plastic grommet (item
9) in the handle support (item 10).
10. FIGURE 5: Insert handle support (item 10)
inside the handle support bracket (item 5).
Adjust the height of the handle support
according to your needs and shorten if
necessary. Fasten loosely with a 3/8’’ x
1/2’’ set screw (item 11).

ASSEMBLY
OM 0341SB74-A 15
11. FIGURE 6: Install plastic handle (item 5)
over the rotation handle.
12. FIGURE 6: Insert assembled rotation tube
(item 1) inside the rotation worm assembly
(items 2). Align holes and insert a 10-24 x
1’’ allen socket head capscrew (item 3)
making sure the capscrew sinks in the
worm. Secure with a nylon insert locknut
(item 4).
13. FIGURE 6: Insert the rotation handle (item
6) inside the grommet and inside the
rotation tube (item 2). Select desired
length, align nearest holes and secure with
a 4mm x 80mm hairpin (item 8).
14. FIGURE 6A: Align the rotation worm
support with the rotation handle support.
Adjust the rotation worm support to make
firm the rotation worm between the rotation
handle support and the rotation worm
support and rotate freely. Tighten firmly the
two 1/4" NC x 5/8" bolts and the two 1/4"
NC serrated flange nuts (item 2).
15. FIGURE 6A: Adjust the rotation handle
support by moving it toward the chute to
engage the rotation worm between the chute
gear teeth. Tighten slightly the three 1/4" NC
x 5/8" bolts and the three 1/4" NC serrated
flange nuts (item 5).
16. FIGURE 6A: Rotate the chute completely to
the right then to the left using the rotation
handle (item 4).
a.If the chute is too hard to rotate because
the rotation worm is too much engaged
between the gear teeth, remove a little the
rotation worm from the gear teeth and
redo the steps.
b.If the chute rotate with difficulty because
the teeth do not engage or engage
incorrectly, adjust the rotation handle
support toward the chute and redo the
steps.
17. FIGURE 6A: Make sure the worm engages
completely when it reaches the end of the
chute gear. The handle is well adjusted
when the chute rotates easily without
straining. Tighten firmly the three 1/4" NC x
5/8" bolts and the three 1/4" NC serrated
flange nuts (item 5).
18. Lubricate the rotation worm.
NOTE: Adjust rotation handle position and
height to a comfortable and safe operating
position after the snowblower has been
mounted to the tractor.
NOTE: To insure the proper functioning of the
manual rotation, the handle support (fig.5, item
10) must be positioned the closest possible to
the top link mounting point of the three point
hitch while making sure it does not come into
contact with the operator's seat when the
snowblower is fully raised.
CAUTION: To avoid personal
injury, check the full lifting range of the
snowblower, to ensure that the chute
rotation handle is clear of the operator’s
area when the snowblower is in raised
position.
19. FIGURE 7: Install the hose clamp (item 1)
on the left side pf the snowblower 3 point
hitch and secure with a 3/8"NC x 1/2" bolt
and a 3/8" nylon insert locknut (items 2-3).
This hose clamp is provided to attach the
hoses of the hydraulic rotation option.

ASSEMBLY
OM 0341SB74-A 16
Figure 6
Figure 7Figure 6A