Craftsman 247 77763 Operators Manual
24777763 24777763 CRAFTSMAN CHIPPER-SHREDDER VACUUM - Manuals and Guides 98110029 View the owners manual for your CRAFTSMAN CHIPPER-SHREDDER VACUUM #24777763. Home:Lawn & Garden Parts:Craftsman Parts:Craftsman CHIPPER-SHREDDER VACUUM Manual
CRAFTSMAN Chipper Shredder/Vacuum, Gas Manual 98110029 CRAFTSMAN Chipper Shredder/Vacuum, Gas Owner's Manual, CRAFTSMAN Chipper Shredder/Vacuum, Gas installation guides
247.77763 98110029
2015-01-05
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Page Count: 10
Owner's Manual
CRRFTSMRN
-6.5 Horse Power
Self-Propelled
CHIPPER-SHREDDER VACUUM
Model No.
247.77763
CAUTION: Before using this product,
read this manual and follow all Safety
Rules and Operating Instructions.
In
H
H
H
p
m
°
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m
Sears, Roebuck and Co., Hoffman Estates, IL 60179, U.S.A.
770-10034
Printed in U.S.A. (8/98)
Content Page Content Page
Warranty Information 2 Service & Adjustment 15
Safe Operation Practices 3 Off-Season Storage 17
Assembly 5 Trouble-Shooting 18
Operation 8 Parts Ust 19
Maintenance 13
One-Year Warranty on Craftsman Chipper-Shredder Vacuum
For one year fromthe date of purchase, when this Craftsman chipper-shreddervacuum is maintained, lubricated,
and tuned up accordingto the operatingand maintenance instructionsinthe owner's manual, Sears willrepair,
free of charge, any defect in material or workmanship.
This warranty excludes blades, chipper blades, flails, air cleaners, spark plugs, catcher bags and tires which are
expendable parts and become worn during normal use.
If this chipper-shredder vacuum is used for commercial or rental purposes, this warranty applies for only 30 days
from the date of purchase.
WARRANTY SERVICE IS AVAILABLE BY CONTACTING THE NEAREST SEARS SERVICE CENTER IN THE
UNITED STATES. THIS WARRANTY APPLIES ONLY WHILE THIS PRODUCT IS IN USE IN THE UNITED
STATES. "
This warranty gives you specific legal rights, and you may also have Other rights-which vary4rem_stateto state.
Sears, Roebuck and Co., D/817WA, Hoffman Estates 160179
These accessories are
available where the unit was
purchased. They are also
available at most Sears retail
outlets, and service centers.
Most Sears stores can order
repair parts for you when you
provide the model number of
your Craftsman chipper-
shredder vacuum.
Air Spark Engine Gas Fuel Tamper 10-foot
Filter Plug Oil Can Stabilizer Plug Hose Kit
PRODUCT SPECIFICATION
Horsepower:
Engine OilType
Engine Oil Capacity
Fuel Capacity:
Spark Plug
Spark Plug Gap
Tire Pressure
6.5 Horse Power
SAE 30
20 Ounces
Approx. 3 Quarts
Champion RN4C
.030"
24 P.S.I.
Model Number .......2..4...7.;.7...7.7..6...3................................
Sedal Number ...........................................................
Date of Purchase ......................................................
Record both serial number and date of purchase and
keep in a safe place forfuture reference.
2
This symbol points out Important safety instructions which, if not followed, could endanger the per-
sonal safety and/or property of yourself and others. Read and follow all instructions in this manual before
attempting to operate your chipper-shredder vacuum. Failure to comply with these instructions may result in
personal injury. When you see this symbol--heed its warning,
l'_" Yourchipper-shreddervacuumwas builtto be operatedaccord ng to the rules fQr safe opera-
DANGER • tion in this manual. As withany type of powerequipment,carelessnessorerroron the part of I
• the operatorcanresultin seriousinjury.If you violate any of these rules, you may cause seri- --"-
ous injury to yourself or others. ]
This unitisequipped withan internalcombustion engine and should not be usedonor nearany unimproved
forest-covered, brush-covered or grass-covered land unless the engine's exhaust system is equipped with a
spark arrester meeting applicable local or state laws (if any). if a spark arrester is used, it should be
maintained in effective working order by the operator.
In the State of California the above is required by law (Section 4442 of the California Public Resources
Code). Other states may have similar taws. Federal laws apply on federal lands. A spark arrester for the
muffler is available through your nearest Sears Authorized Service Center (See the REPAIR PARTS section
of this manual.)
General Operation
Read this owner's guide carefully inits entirety before
attemptingto assemble this machine. Read,
understand, and follow all instructions on the machine
and in the manual(s) before operation. Be completely
familiar with the controls and the proper use of the
machine before operating it. Keep this manual in a
safe place for future and regular reference and for
ordering replacement parts.
Your chipper-shredder vacuum is a powerful tool, not a
plaything. Therefore, exercise extreme caution at all
times. Your unit has been designed to perform two
jobs; to chip and vacuum vegetation found in a normal
yard. Do not use it for any other purpose.
Never allow children under 16 to operate the unit.
Children 16 years and older should only operate under
close parental supervision. Only responsible
individuals who are familiar with these rules of safe
operation should be allowed to use your unit.
Keep the area of operation clear of all persons,
particularly small children and pets. Stop the engine
when they are in the vicinityof the unit.
When feeding matedal into this equipment, be
extremely careful that pieces of metal, rocks, bottles,
cans or other foreign objects are not included.
Personal injury or damage to the machine could result.
Always wear safety glasses or safety goggles, dudng
operation and while performing an adjustment or
repair, to protect eyes from foreign objects that may be
thrown from the machine.
Wear sturdy, rough-soled work shoes and close fitting
slacks and shirt. Shirt and slacks that cover the arms
and legs and steel-toed shoes are recommended. Do
not wear loose fitting clothes or jewelry, and secure
hair above shoulder length. They can be caught in
moving parts. Never operate a unit in bare feet,
sandals or sneakers. Wear gloves when feeding
material in the chipper chute.
Do not operate the unit while under the influence of
alcohol or drugs.
Do not over-reach. Keep proper footing and balance at
all times.
Never place your hands or any part of your body or
clothing near or under rotating parts. Keep clear of the
discharge opening at all times Never insert your
hands or any part of your body or clothing into the
nozzle, chipper chute or discharge opening as the
rotating impeller can cause serious injury.
If it is necessary for any reason to unclog the feed
intake or discharge openings or to inspect or repair any
part of the machine where a moving part can come in
contact with your bodY pr cl_qthing,st_p the machine,
allow it to cool, disconnect the spark plug wire from the
spark plug and move it away from the spark plug
before attempting to unclog, inspect or repair.
Never operate unit without vacuum bag and discharge
chute properly affixed to unit. Large zippered end of
bag must be closed to prevent objects from being
blown out.
Never operate unit without either the inlet nozzle or
optional hose attachment propedy affixed to unit.
These devices shield the operator from accidental
contact with the rotatingimpeller. Never attempt to
convert the unit from nozzle to hose mode or vice versa
with the engine running.
Never attempt to remove or empty vacuum bag when
engine is running. Shut the engine off and wait for the
impeller to come to a complete stop before removing
the bag. The impeller continues to rotate for a few
seconds after the engine isshut off. Never place any
part of the body in the impeller area untilyou are sure
the impeller hasstopped rotating.
Keep all guards and safety devices inplace and
operating propedy.
Do not allow an accumulation of processed matedal
to build upin the discharge area as this willprevent
proper discharge and can resultinkick-beck from the
chipper chute.
•-Keep your face and body backfrom chipperchute to
avoid accidental bounce back of any material.
If the cutting mechanism strikesa foreign object or if
your machine should start making an unusual noise
or vibration, immediately stopthe engine, disconnect
the spark plug wire and move the wire away from the
spark plug. Allow the machine to stop and take the
following steps:
a. Inspectfor damage
b. Repair or replace any damaged pads.
c. •Check for any loose parts and tighten to assure
continued safe operation.
Muffler and engine become hot and cancause a burn.
Do not touch.
Do not allowleaves or other debristo buildup on
engine's muffler. The debris could igniteand cause a
fire.
•Do not operate engine if air cleaner or cover over
carburetor air-intake is removed, except for
adjustment. Removal of such pads couldcreate a fire
hazard.
Children
Tragic accidents can occur ifthe operator is not alertto the
presence of small children. Children are often attracted to
the chippingand vacuuming activity. Never assume that
childrenwillremain where you last saw them.
Keep children out of the work area and under the
watchful eye of a responsibleadult other than the
operator.
Be alert and turn the unit off if a child entersthe area.
Never allow children under the age of 16to operate
the chipper-shreddervacuum.
Service
Check and add fuel before starting the engine. Never
remove gas cap oradd fuel while the engine is
running. Allow engine to cool at least two minutes
before refueling.
Replace gasoline cap securely and wipe offany
spilledgasoline before startingthe engine as it may
cause afire or explosion.
Extinguishallcigarettes, cigars, pipes and other
sourcesof ignition.
Never refuel unit indoorsbecause flaEnmablevapors
willaccumulate in the area.
Never store the machine or fuel container inside
where there is an open flame or spark such asagas
hotwater heater, clothes dryeror furnace.
Never runyour machine in an enclosed area as the
exhaust from the engine contains carbon monoxide,
which is a odorless, tasteless and deadly poisonous
gas.
To reducefire hazard, keep engine and mufflerfree of
leaves, grass, and otherdebris build-up. Clean up
fuel and oilspillage. Allow unit to cool at least 5
minutes before storing.
Before cleaning, repairing, orinspecting, make certain
the impeller and all moving parts have stopped.
Disconnectthe spark plugwire and keep wire away
from spark plugto prevent accidental starting. Do not
use flammable solutionsto clean airfilter.
Keep ell nuts, bolts, and screws tightto be surethe
equipment is insafe workingcondition.
Never tamper withsafety devices. Check their proper
operation regularly.
After striking a foreign object, immediately stop the
engine, disconnectthe spark plug wire from the spark
plug,and thoroughlyinspectthe unitfor any damage.
Repairdamage before starting and operating unit.
Do notalter or tamper withthe engine's governor
setting. The governor controlsthe maximum safe
operating speed of the engine. Over-speeding the
engine is dangerous and wilt cause damage to the
engine and to other moving parts of the machine.
Check the vacuum bag frequently for wear. Replace if
worn or damaged.
Keep vacuum bag free of debris _'..henn_ in use.
Your Responsibility
Use extreme care in handling gasoline and other Ab.
fuels. They are extremely flammable and the vapors
are explosive.
Store fuel and oil inapproved containers, away from
heat and open flame, and out of the reach of children.
Restrictthe use of thispower machine to
persons who read, understand and follow the
warnings and instructionsinthis manual and on
the machine.
SAVE THESE INSTRUCTIONS FOR FUTURE REFERENCE.
Right
Left
Front
Catcher Bag Chipper Chute
with Support Bracket
20-oz. Bottle
of Engine Oil
Figure I
Nozzle
Spark Plug
Wire
IMPORTANT: This unitis shipped without gasoline
or oil in the engine. After assembly, see
OPERATION sectionof this manual for proper fuel
and engine oil flU-up.
NOTE: Todeterminerightand left hand sides of your
_1-- chipper-shreddervacuum, stand beh=indthe unit with
the engine farthestaway fromyou.
Your chipper-shreddervacuumhas been completely
assembled at the factory,except for the nozzle, the
chipper chute with support bracket and the catcher bag.
These parts are shipped loose in the carton. A pair of
safety glasses and a 20-oz. bottle of engine oil are also
includedin the carton.
Removing From Carton
Cut the corners of the carton.
Remove all packinginserts.
Remove aUloose parts. See Figure 1.
Push down on handle to lift front of chipper-
shredder vacuum and roll unit out of the carton.
Make certain all parts and literature have been
removed before the carton is discarded.
Loose Parts
(See Figure 1.)
1. Nozzle
2. Chipper ChutewithSupport Bracket
3. Catcher Bag
4. Safety Glasses (Not Shown in Figure 1 )
5. A 20-oz. Bottle of Engine Oil
Tools Required
t. 1/2" oradjustablewrenches
2. 7/16"oradjustablewrenches
3. Funnel(Recommended)
4. Pliers ...... ; ,b
Disconnecting Spark Plug
(See Figure 2.)
Before proceedingwith assembly of your new
chipper-shreddervacuum unit,disconnectthe
sparkplugwire fromthe spark plugon the
engine and move it away. This willprevent
accidentalstartingofthe engine in any way.
Figure 2
5
Attaching the Nozzle
(See Figure 3.)
• Remove the three plasticwing nutsfrom the
front of the chipper-shreddervacuum.
• Place the nozzle overthe three weld studs.
•Secure with the plasticwing nutsjust removed.
Nozzle
%
\Tighten
Securely
Figure 3
NOTE: The metal tab inthe nozzle must depress the
safety switchon the frontof the chipper-shredder
vacuum or the engine willnot start. See Figure 4.
Plastic
Wing Nuts
Nozzle
Metal
Tab
Figure 4
Attaching the Chipper Chute
Loosen, but do NOT remove, the two hex bolts.
flat washers, and flange nutswhich are secured
to the support bracket. See Figure 5.
Chipper
Chute"_
Hex Bolts
Washers
Flange=
Nuts
Bracket
Figure 5
•Remove the two flange nuts, hex bolts and
saddle washers which secure the rightside of
the upper handleto the rightside of the lower
handle. See Figure 6.
•Next, remove the three hex nutsand bell
washers from the weld studsfound beside the
openingon the rightside of the chipper-shredder
vacuum. See Figure 6.
6
Flange Nuts
Weld
Hex Nuts &
Hex Bolts & Bell Washers
Saddle Washers
Figure 6
•Place the chipper chuteover the weld studs
keeping the slottedside towards the bottom.
Loosely secure with the three hex nuts and bell •
washers that were removed earlier. Do not fully
tighten the hex nuts at this point in the assembly.
See Figure 7.
Support'_ !Chipper ..
Bracket \\ II 1_ Chute
_Flange
.uts
\ _-_ _" __./_'_ _/_J_l-lexNuts&
"_._ v _lOt / _/ BellWashers
Figure 7
• Align the supportbracket with the holes in the
rightside of the upper and lower handleswhere
the hex boltswere justremoved. Push up
slightlyon the chipper chute in orderto better
alignthe holes inthe supportbracket withthe
holes inthe handles.
•Replace the hex bolts,saddle washers and
flange nuts.toaffixthe support bracketto the
handle assemblies. See Figure 7.
•Follow by tighteningall hardware-se_-urelyfirst
on the chipper chute, then on the support
bracket, and finally on the handle.
Attaching the Catcher Bag
•Place the catcher bag insideof handle
assembly, Slip the opening on the bag over the
discharge chute, making certain it is over the rib
on the dischargechute.
Place the four strapson the top of the bag over
the upper handle, hookingthem on the studs.
Squeeze the clamp on the drawstring and pull
the drawstringtight. Release the clamp. See
Figure 8,
Discharge Studs
Chute Rib
Catcher Bag
/
Drawstring Strap
Figure 8
7
Know Your Chipper-Shredder Vacuum
Read thisowner's manual and safety rules before operatingyour chipper-shreddervacuum. Compare the
illustrationsbelow withyour equipment to familiarize yourselfwiththe locationof various controlsand
nadjustments. Save thismanual forfuture reference.
The operationof any chipper-shreddervacuum can result inforeign objects beingthrown into
"_r_SA_,,_SES_i the eyes, whichcan result insevere eye damage. Always wear safety glasses, providedwith
the Craftsman chipper-shreddervacuum, for operatingthisequipment or while performingany
adjustmentsor repairson it.
_ _ Drive ClutchControl
S_-_ _ HStaar_le_A[ _ Spark Plug Wire_ / /
Chute ___ Nozzle _ ll__ _"
-\ _ _/f_ ! /__ ;I FuelCsp
I _ _'_ \/!Tf_ J/NozzleDoorHeight% I_;/\ _/_ I
CatcherS/ag _-_\\_//////_x_'_-'_/_J_ "_(f I_ AdjustmentLevers!__ _ _Air Filter / /_/_
FrontCasterWheet"/_ _ __J I) I _-J C'ontro/ "J_--'J
hoz] Ie Door -=-_ chipper-shredder va_--J View from rear Cfuum
Figure 9
Operating Controls
Chipper Chute
Allows twigsand small branches upto three inches in
diameter to be fed intothe impeller for shredding.
Nozzle
Yard waste such as leaves and pine needles can be
vacuumed up throughthe nozzle,
Catcher Bag
Collects shredded material fed in throughthe chipper
chute or vacuumed in throughthe nozzle.
Front Caster Wheels
Allowsfora choice inthe manueverability of the
chipper-shreddervacuum.
Primer
The primeris usedto assist instartinga cold engine
or restadmg of a engine after a short sl_btdown,
Starter Handle
This is used to start the engine.
Throttle Control
Controlsthe engine speed and stopsthe engine.
Drive Clutch Control
Squeezing the drive clutchcontrolcauses the
chipper-shreddervacuumto self-propel.
Nozzle Door
Nozzle groundclearance can be adjustedwith the
nozzle door.
Stopping the Engine
• Move throttlecontrol lever to STOP position.
•Disconnect spark plug wire and move away from
the spark plug to prevent accidental starting while
the equipment is unattended,
Meets ANSI safety standards
Craftsman chipper-shreddervacuums conformto the safety standard of the American National Standards Institute(At
8
Gas And Oil Fill-up
Oil (one 20-oz. bottle shipped with unit)
Only use highquality detergentoil ratedwith API
service classificationSF, SG or SH. Select the oil's
viscositygrade accordingto the expected operating
temperature. Followthe chart below.
NOTE: Although multi-viscosity oils (5W30, 10W30,
"etc.) improve startingin cold weather, these
multivisoosity oils will result in increased oil
consumption when used above 32°F. Check engine
oil level more frequently to avoid possible engine
WARNING: Never fillthe fuel tank indoors.
Gasoline producesnoxiousfumes. Always
be certain to fillthe fuel tank in a well
ventilatedarea to avoid inhalation of
gasoline fumes.
WARNING: Never smoke while fueling
your chipper-shreddervacuum. Gasoline
producescumbustable fumes which can
igniteand cause personal ir_ry.
WARNING: Do not fill closer than 1/2 inch- ---
from the topof the fuel tank to prevent
spillsand to allow for fuel expansion. If
damage from running low on oil. l
Colder _32°F _Warmer
I disappeared.
SAE 305W30
gasoline is accidently spilled, move
chipper-shredder vacuum away from area
of spill. Avoid creating any source of
ignition until gasoline vapors have
Check the fuel level periodically to avoid running
out of gasoline while operating the chipper-
shredder vacuum. If the unit runs out of gas as it
Oil Viscosity Chart
Remove oil fill dipstick.
With the chipper-shredder vacuumon level
ground, use a funnel to fill engine with oil to
FULL mark on dipstick. Capacity is
approximately 20 oz. Be careful not to overfill.
Overfilling will cause the engine to smoke
is chipping, it may be necessary to unclog the
unit before it can be restarted. Refer to
Removing the Flail Screen on page 15.
Starting The Engine
IMPORTANT: ifyour unitshows any sign of motion
withthe drive clutchcontrolin the disengaged
profusely and will result in poor engine
performance. The oil bottle packaged with your
chipper-shreddervacuumcontains20 oz. of oil.
Tilt chipper-shreddervacuum toward the left,
then re-level. Check the oil level makingcertain
-notto rub the dipstickalong the insidewalls of
the oilfill tube. This wouldresult in a false
dipstickreading. Refill to FULL mark on dipstick,
if necessary. Replace dipstickandtighten.
Check oil level three times priorto starting
engine to be certain you've gotten an accurate
dipstick reading. Running the engine with too
little oil can result in permanant engine damage.
Gasoline
Remove fuel cap from the fuel tank.
Make sure the container from which you will
pour the gasoline is clean and free from rust or
foreign particles. Never use gasoline that may
be stale from long periods of storage in its
container. Gasolinethat has been sitting for any
period longer than four weeks should be
considered stale.
Fill fuel tank with approximately 3 quarts of
clean, fresh, leed-free grade automotive
gasoline. DO NOT use Ethyl or high octane
gasoline. Replace fuel cap.
position, shut the engine off immediately. Readjust
following the instructions on page 16.
&WARNING: Make sure that no one other
than the operator is standing near the
chipper-shreddervacuum unitwhile starting
oroperating.
Do notoperate thisunit unless the nozzle,
discharge chute, and the bag have been
properly installed.
Attach spark plug wire and rubber boot to spark
plug if not already attached.
Place the throttle control lever in FAST position.
Depress the primer three to four times slowly.
Wait about two seconds between each push.
When temperature is at or below 50°F/10°C, it
may be necessary to depress the primer five to
six times. You may have to use the primer to
restart a warm engine after a short shutdown.
Place one foot on the left rear wheelto prevent
the unit from skidding while starting.
Grasp starter handle and pull rope out slowly
until engine reaches start of compression cycle.
The rope will pull slightly harder at this point. Let
the rope rewind slowly.
NOTE: Whiletheengineisreachingthe compression
cycle,you mayhear a "clanking"noise. Thisnoiseis
causedby theimpellerflailspivotingand fallinginto
place andIS normal, Thisnoise will continueuntillthe
impeller reaches full speed.
•Pull the rope witha rapid, continuous,full arm
stroke while keeping a firm grip on the starter
handle.
•- Continuing to keep a firm grip on the starter
handle, let the rope rewind slowly. Do not let the
starter handle snap back against the eye bolt on
the handle. Repeat, if necessary, until engine
starts. Additional priming may be necessary.
• Move throttle controlto IDLE position for a few
minutes to warm up the engine. Move it back to
fast when running.
• ALWAYS keep the throttle control in the Fast
postion when operating the chipper-shredder
vacuum.
NOTE: Engine may run very slowly for the first five to
ten seconds after it has been started until the impeller
gains momentum and allows the engine to reach its
top RPM.
NOTE: To idle smoothly, a new engine may require 3
to5 minutes of running at above the slow idle speed.
The idle speed has been adjusted forproper running
after thisbreak-in period.
Stopping the Engine
• Move throttle control lever to STOP position.
•Disconnect spark plug wire and move away from
the spark plug to prevent accidental starting while
the equipment is unattended.
Adjusting Nozzle Height
•The nozzle doorheight adjustmentlevers have
five positionsettings and are found each side of
the nozzle door. See Figure 10. The nozzle door
heightshould be adjustedaccordingto the
conditions.
•Slide the height adjustmentlever forward or
backward foradjustingthe nozzle door upwards
ordownwards. See Figure 10.
WARNING: Keep your hands, feet and
any loose clothingclear of the nozzle any
time the engine is running,When the
engine is running,a vacuum is being
created in the nozzle which can draw in
loose clothing.
WARNING: Never make any adjustments
on the nozzle while the engine is running.
Height
Position
;lide this lever
to adjust nozzle
door height
Nozzle Door
Figure 10
NOTE: Raise the nozzle height to vacuuma thick
layer of leaves; lower the nozzle height forsmoother
lawns.
Operation of your
Chipper-Shredder Vacuum
Your chipper-shreddervacuum is designed to chip
smalltree branches and twigs,shred leaves and
vacuum foliage and other lawn debris. For
convenience inoperation, your Craftsman chipper-
shredder vacuum is equippedwith a drive clutch
control allowing it to "self-propel."
WARNING: The impeller (chipping/
shredding mechanism) is rotating at all
times when the engine is running.
WARNING: Keep your hands away from
the nozzle openingand NEVER place your
hands or arms insideof the chipperchute
when the engine isrunning.Doing socould
result inseriouspersonal injury.
IMPORTANT: Your chipper-shredder vacuum is
equipped withas_fety switch at the front left portion
of the impeller housing.The met-altab on"_henozzle
must depress this switchfor the engine to start. Be
certain the nozzle is properlyin place before
attemptingto startthe unit.See Figure 4 on page 6.
WARNING: Always surveythe area to be
vacuumed thoroughlybefore operatingthe
chipper-shrsddervacuum. Clear the area
of any obstructionssuch as toys, dog
chains, etc. Running over suchan
obstructioncan result in personal injuryas
well as damage to the chipper-shredder
vacuum.
• Do not vacuum up anythingother than normal
yardwaste such as leaves or pine needles.
10
