Echo shindaiwa 402s Operator'S Manual Download Page 56

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TROUBLESHOOTING

402S

X7503256304

Fuel vapors are extremely flammable and can cause fire and/or
explosion. Never test for ignition spark by grounding spark plug
near cylinder plug hole, otherwise serious personal injury can
result.

Engine
runs, but
dies

Engine
does not
accelerate
properly

Spark plug Plug dirty or

worn

Normal wear

Clean and adjust

or replace

Carburetor Improper

adjustment

Vibration

Adjust

Cooling

system

Cooling

system dirty

or plugged

Extended

operation in

dirty or dusty

locations

Clean

Spark

arrester

screen

Spark

arrester

screen

plugged

Normal wear

Replace

Engine

does not

crank

N/A

Internal engine

problem

See your dealer

ENGINE PROBLEM TROUBLESHOOTING CHART

Problem

Check

Status

Cause

Remedy

Summary of Contents for shindaiwa 402s

Page 1: ...ust from this product contains chemicals known to the State of California to cause cancer birth defects or other reproductive harm Read and understand all provided literature before use Failure to do...

Page 2: ...22 Preparation for Use 22 Operation 27 Fuel 27 Chain Lubricant 30 Winter Operation 31 Starting Cold Engine 32 Starting Warm Engine 34 Running 35 Stopping 36 Checking Chain Tension 36 Chain Lubrication...

Page 3: ...for safety operation maintenance storage and assembly specific to this product Scan QR codes for more information For additional literature including safety manuals where applicable or questions regar...

Page 4: ...the Shindaiwa Consumer Product Support Department at 1 877 986 7783 from 8 00 am to 5 00 pm Central Standard Time Monday through Friday Before calling please know the model and serial number of your u...

Page 5: ...injury or death if not avoided The safety alert symbol accompanied by the word WARNING calls attention to an act or condition which CAN lead to serious personal injury or death if not avoided The safe...

Page 6: ...Mixture Wear Eye Ear and Head Protection Carburetor Adjustment Idle Speed Tip contact may cause the guide bar to move suddenly upward and backward which may cause serious injury Carburetor Adjustment...

Page 7: ...bols will appear on your unit Chain Brake Operation Chain Oiler Adjustment Choke Control COLD START Position Choke Closed Choke Control RUN Position Choke Open Purge Bulb Decompression Device STOP Mom...

Page 8: ...mproperly and or safety precautions are not followed Proper clothing and safety gear must be worn when operating unit Physical Condition Your judgment and physical dexterity may not be good If you are...

Page 9: ...plant matter such as pollen Make sure the mask does not impair your vision and replace the mask as needed to prevent air restrictions Proper Clothing Wear snug fitting durable clothing Pants should ha...

Page 10: ...believed that a condition called Raynaud s Phenomenon which affects the fingers of certain individuals may be brought about by exposure to vibration and cold Exposure to vibration and cold may cause...

Page 11: ...nstead try to maintain a straight wrist position Also when grasping use your whole hand not just the thumb and index finger Take periodic breaks to minimize repetition and rest your hands Reduce the s...

Page 12: ...h could result in serious personal injury The optional Kick GuardTM device is not installed on the guide bar when you purchase your chainsaw The optional Kick Guard can be used in a majority of cuttin...

Page 13: ...anch or any other obstruction which could be hit while you are operating the saw 4 Cut at high engine speeds 5 Do not overreach or cut above shoulder height 6 Follow manufacturer s sharpening and main...

Page 14: ...ke Confirm that the brake works properly before each use If the chain brake is clogged with wood chips function of the brake may deteriorate Always keep the device clean Do not increase engine RPM whi...

Page 15: ...3 Automatic Chain Brake Kickback produced from the tip of the guide bar will trip the automatic chain brake To make sure that the automatic chain brake operates properly follow these steps 1 Stop the...

Page 16: ...have a clear work area secure footing and a planned retreat path from the falling tree 7 Keep all parts of your body away from the saw chain when the engine is running 8 Before you start the engine ma...

Page 17: ...ur fellow workers 22 Follow instructions in your operator s manual for starting the chainsaw 23 Never adjust the guide bar or saw chain with the engine operating 24 When boring with the chainsaw the i...

Page 18: ...be visible through openings Using improper replacement components or removing safety devices may result in serious or fatal injury Unit includes safety devices that reduce the likelihood of kickback...

Page 19: ...line emission control system is EVAP evaporative emissions Evaporative emissions for California models are only applicable to fuel tanks and fuel feed lines An Emission Control Label is located on the...

Page 20: ...r unit Make sure they are legible and that you understand and follow the instructions If any cannot be read replacements can be ordered from your Shindaiwa dealer Images shown below are for example on...

Page 21: ...st enough to provide the power needed for cutting 1 Front Handle For the Left Hand 2 Chain Brake Lever Front Hand Guard 3 Spark Arrestor Muffler or Spark Arrestor Muffler With Catalyst 4 Saw Chain 5 G...

Page 22: ...rts ASSEMBLY Preparation for Use Saw chain is sharp Always wear gloves when handling assembly otherwise serious personal injury may result Note The machine may be delivered with guide bar and saw chai...

Page 23: ...ard and through small hole in center of bar nose 2 IMPORTANT Dimple in Kick Guard must engage recess in guide bar 3 Securely tighten nut and bolt Guide Bar and Saw Chain Installation and Removal 1 Ali...

Page 24: ...op of guide bar and facing forward as shown 7 Install sprocket guard cover C over guide bar studs E Make sure chain tension adjuster pin H fits into the guide bar adjuster hole G and brake band J is p...

Page 25: ...uard Do not use saw if chain brake does not function properly Adjusting Chain Tension Always loosen sprocket guard nuts before turning the chain tension adjuster otherwise the sprocket guard and tensi...

Page 26: ...de bar nuts to 20 23 N m 175 200 lbf in DO NOT over tighten nuts Damage to saw may result 5 Pull the chain around the bar by hand Loosen the adjustment if you feel tight spots 6 Assemble components in...

Page 27: ...y butyl ether Gasoline containing methanol wood alcohol is NOT approved Use of ECHO branded fuel is recommended to extend engine life in all air cooled 2 stroke and 2 4 stroke hybrid engines Two Strok...

Page 28: ...NOT allow flames or sparks near fuel Fuel tanks cans may be under pressure Always loosen fuel caps slowly allowing pressure to equalize NEVER refuel a unit when the engine is HOT or RUNNING DO NOT fil...

Page 29: ...remaining gasoline close fuel container and remix Spilled fuel is a leading cause of hydrocarbon emissions Some states may require the use of automatic fuel shut off containers to reduce fuel spillage...

Page 30: ...icated by the following illustrations Use bar and chain oil of high quality for this purpose Do not use used or reclaimed oil to avoid various oiler problems Use high quality bar and chain oil Use bar...

Page 31: ...d with a spark arrester to prevent discharge of hot particles from the engine Metal cutters can also create sparks if the cutter strikes rocks metal or other hard objects Contact local fire authoritie...

Page 32: ...l tank with lubricant Do not over fill 4 Move stop switch A UP to RUN position 5 Push purge pump B 3 to 4 times or until fuel is visible in purge pump 6 Pull choke control knob all the way OUT CLOSED...

Page 33: ...mum possible position Note Do not allow recoil handle to snap back against the casing Note If engine does not start after 5 pulls repeat instructions After starting the engine immediately squeeze and...

Page 34: ...LOCK chain brake before starting 2 Confirm there is fuel and chain oil in the tanks 3 Move stop switch A UP to RUN position 4 Securely hold the chain saw as shown and pull starter handle 5 Choke may...

Page 35: ...retor Adjustment instructions in this manual or see your dealer 1 After engine starts allow it to return to idle and warm up before using 2 Move chain brake lever fully REARWARD to UNLOCK chain brake...

Page 36: ...hoke control knob out fully to stop engine Return the unit to your authorized dealer to check and repair stop switch before starting the engine again Do not operate with a loose chain Checking Chain T...

Page 37: ...upward with considerable force This is known as kickback Avoid it In all circumstances the operation of the chainsaw is a one man job It is difficult at times to take care for your own safety so don...

Page 38: ...nd engine crankcase Never use metal tools for cleaning which can scratch the metal paint and allow corrosion to develop Clean sap accumulation from metal parts with cloth and warm water with soap Rins...

Page 39: ...ing back over the stump Begin the cut on the side to which the tree is to fall Cut a notch about 1 3 of the way into the tree The position of this notch is important since the tree will try to fall in...

Page 40: ...w for the second cut Insert the saw in the first cut very carefully so as not to cause kickback The final cut is made by drawing the saw forward in the cut to reach the hinge Limbing Limbing a fallen...

Page 41: ...e the cut unless the tree is lying on perfectly flat ground or supported as shown If you make the cut with the tree on the ground don t let the saw s chain dig into the earth it is harmful for the saw...

Page 42: ...2 ECHO 3246 or on the web at www echo usa com For the name of the Shindaiwa dealer nearest you call 1 877 986 7783 or on the web at www shindaiwa usa com Guide Bar Low kickback Replacement guide bars...

Page 43: ...l injury can result Your unit is designed to provide many hours of trouble free service Regular scheduled maintenance will help your unit achieve that goal If you are unsure or are not equipped with t...

Page 44: ...Or Before Use Air Filter Inspect Clean 1 Automatic Oiler Inspect Adjust 1 Oil Filter Inspect 1 Fuel System Inspect 1 Guide Bar and Sprocket Nose Inspect Clean 1 Saw Chain Inspect Sharpen Replace Tensi...

Page 45: ...ts Engine Break In New engines must be operated a minimum duration of two tanks of fuel break in before carburetor adjustments can be made During the break in period your engine performance will incre...

Page 46: ...d adjustment screw T CW until the saw chain begins to move then turn screw out CCW until the saw chain stops moving Turn screw out CCW an additional 1 4 turn When carburetor adjustment is completed th...

Page 47: ...ver and remove spark plug 2 Correct the spark gap if it is wider or narrower than the standard gap Check Fuel System Check before every use After refueling make sure fuel does not leak from around fue...

Page 48: ...d with a special low permeation fuel supply hose between the carburetor and fuel tank When servicing model year 2012 and later equipment only fuel supply hoses certified by EPA can be used to replace...

Page 49: ...s dirty rinse the tank out with gasoline to clean it Guide Bar 1 Clean before using 2 Clean the groove of the guide bar A with a small screwdriver 3 Clean oil holes B with a wire 4 Invert guide bar pe...

Page 50: ...in the states of Washington Oregon Idaho California Minnesota New Jersey and Maine are required to be equipped with a spark arrester This requirement also applies to all U S Forest Service lands In so...

Page 51: ...eaning the exhaust port Do not allow carbon particles to enter the cylinder 5 Use a wood or plastic scraping tool to clean deposits from cylinder exhaust port 6 Install muffler Tighten muffler mountin...

Page 52: ...ion of chains and premature breakage of the saw chain Drive link serves to remove sawdust from the groove of the guide bar Keep the lower edge of the drive link sharp where indicated Setting the Saw C...

Page 53: ...gauge tool firmly on guide bar so that depth gauge protrudes Then file top of depth gauge with the flat file until flat with top of the depth gauge tool Be sure 1 5th of the file diameter remains abov...

Page 54: ...cient oil to it move the chain slowly to wash away the filings before using again If the chain saw is operated with filings clogged in the groove the saw chain and the guide bar will be damaged premat...

Page 55: ...oo rich OPEN choke Clean or replace air filter Adjust carburetor See your dealer Spark at end of plug wire No spark STOP switch OFF Electrical problem Interlock switch Turn switch to ON See your deale...

Page 56: ...dies or Engine does not accelerate properly Spark plug Plug dirty or worn Normal wear Clean and adjust or replace Carburetor Improper adjustment Vibration Adjust Cooling system Cooling systemdirty or...

Page 57: ...ly Press purge bulb six to seven times to remove remaining fuel from carburetor then drain the tank again Close choke start and run the engine until it stops due to lack of fuel Allow engine to cool R...

Page 58: ...lug NGK BPMR8Y Gap 0 65 mm 0 026 in Fuel tank capacity 410 ml 13 9 US fl oz Fuel 50 1 Gasoline Use 89 octane unleaded Do not use fuel containing methyl alcohol more than 10 ethyl alcohol or 15 MTBE Do...

Page 59: ...Incorporated Chain tensioner Side access system Guide bar 18 16 in Saw chain 91PX 91VG Standard features Front hand guard Rear hand guard Anti vibration device Spiked bumper Throttle control lockout C...

Page 60: ...s FAST and EASY NOTE your information will never be sold or misused by ECHO Incorporated Registering your purchase enables us to contact you in the unlikely event of a service update or product recal...

Page 61: ...402S PRODUCT REGISTRATION X7503256304 61 11 23 ECHO Incorporated...

Page 62: ...NOTES 402S 62 X7503256304 11 23 ECHO Incorporated NOTES...

Page 63: ...402S NOTES X7503256304 63 11 23 ECHO Incorporated...

Page 64: ...ECHO INCORPORATED 400 Oakwood Road Lake Zurich IL 60047 www shindaiwa usa com C69915001001 C69915999999...

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Echo shindaiwa 402s, Operator'S Manual

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