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20

3 INCH CHIPPER/SHREDDER

TROUBLESHOOTING

PROBLEM

POSSIBLE CAUSES

REMEDY

Cannot engage belt

Improper belt installation, belt not under belt 

guide

Install belt properly, install belt under belt 

guide

Improper belt tension

Adjust belt tension, Replace belt or belt 

tension spring if needed

Excessive belt wear

Not using correct belt

Contact your nearest authorized dealer to 

order the correct belt for your chipper

Pulley(s) damaged or worn

Replace pulley(s)

Pulley(s) not in alignment

Align pulley(s) to within 1/16" with straight 

edge

Belt(s) tension too loose

Replace belt or belt tension spring

Hard to feed chipper, 

requires excessive 

power to chip

Dull chipper blades

Flip, sharpen, or replace

Obstructed discharge

Use branch or similar object to clear 

discharge tube

Improper blade clearance

Set blade/anvil clearance to recommended 

distance

Excessive vibration 

while running

Dull chipper blades

Flip, sharpen, or replace

Drive system vibration

Check drive belts, bearings, and pulleys for 

bad or worn areas. Check for dull chipper 

blades.

Rotor out of balance

Inspect rotor for damaged or missing 

chipper blades, replace if needed

Chipper blade to anvil clearance is incorrect Set blade/anvil clearance to recommended 

distance

Содержание SC-4213

Страница 1: ...DDER SC 4213 Cancer and Reproductive Harm www P65Warnings ca gov Read and understand all provided literature before use Failure to do so could result in serious injury WARNING WARNING 99922205554 www echo usa com 03 2021 ECHO Incorporated ...

Страница 2: ...www echo usa com or by filling out the product registration sheet included in this manual Registering your product confirms warranty coverage and provides a direct link to ECHO if we find it necessary to contact you ADDITIONAL LITERATURE In addition to finding information online information is available from your Authorized ECHO Service Dealer or by contacting ECHO Inc 400 Oakwood Road Lake Zurich...

Страница 3: ...y does not cover wear to normal items such as but not limited to A Tune ups Air filters gas filters carburetors spark plugs filters oil changes B Wear items Recoil starter rope wheels bearings belts pulleys chipper blades shredder flails or knives C IMPORTANT Some components not covered under t his warranty may still be covered by a separate warranty issued by the engine manufacturer Please see th...

Страница 4: ...ND STOPPING THE CHIPPER ROTOR AND ENGINE 10 5 SERVICE MAINTENANCE 11 5 1 MAINTENANCE SCHEDULE 11 5 2 ROTOR LOCK 12 5 3 CHIPPER BLADES MAINTENANCE 12 5 4 REMOVING THE BLADES 12 5 5 SHARPENING THE BLADES 13 5 6 INSTALLING THE BLADES 13 5 7 SHREDDER KNIVES MAINTENANCE 14 5 8 REMOVING THE SHREDDER KNIVES 14 5 9 ADJUSTING THE CHIPPER ANVIL 14 5 10 CLEARING A PLUGGED ROTOR 15 5 11 CHANGING THE DISCHARGE...

Страница 5: ... in the vicinity of bystanders Keep the area of operation clear of all persons particularly small children It is recommended that bystanders keep at least 50 feet 15 meters away from the area of operation Operation of this equipment may create sparks that can start fires around dry vegetation This unit may be equipped with a spark arrester to prevent discharge of hot particles from the engine The ...

Страница 6: ...8 hours of operation Check blades and rotate or resharpen daily or as required to keep blades sharp Failure to do so may cause poor performance damage or personal injury and will void the machine warranty 8 Do not allow children to operate this equipment 9 Use only in daylight or good artificial light 10 Do not run this equipment in an enclosed area Engine exhaust contains carbon monoxide gas a de...

Страница 7: ...plug wire from spark plug and make sure all moving parts have come to a complete stop Check blade bolts for proper torque after every 8 hours of operation Check blades and rotate or resharpen daily or as required to keep blades sharp Refer to owners manual for instructions Failure to do so may cause poor performance damage or personal injury and will void the machine warranty Lower lever slowly to...

Страница 8: ...CAL LOCATIONS The numbers below correspond to the decals in Section 1 6 Make certain that all safety and operating decals on this machine are kept clean and in good condition Decals that need replacement must be applied to their original locations ...

Страница 9: ... 11 so the head of the bolt is located on the inside of the chute Install both bolts through handle before fastening with 5 16 flange nuts This handle is to be attached only to the bottom of part 10 2 1 3 ATTACH SHREDDER HOPPER HANDLE To attach handle 12 to shredder hopper 13 install four 5 16 1 hex bolts 14 so the head of the bolt is located on the inside of the hopper Secure bolts with 5 16 flan...

Страница 10: ...ed fuel Never use fuel as a cleaning agent DO NOT MIX OIL WITH FUEL WARNING Use only those types of fuels that are recommended in your engine owner s manual To add fuel 1 Stop engine wait for all parts to stop moving and disconnect spark plug wire Remove key from key switch Allow the engine and muffler to cool for at least three minutes 2 Clean area around fuel fill cap and remove cap 3 Using a cl...

Страница 11: ...le by moving the lever to the FAST position To decrease the throttle move the lever to the SLOW position 4 ENGAGEMENT HANDLE During engine start up the engagement handle must be in the disengaged UP position With the engine at 1 4 throttle carefully engage the rotor by slowly pushing the engagement handle down allowing the rotor to speed up gradually Engaging the chipper too quickly with the engin...

Страница 12: ...NDLE IS IN THE START POSITION NEVER ATTEMPT TO START MACHINE WITH THE DRIVE BELT ENGAGED 1 Check engine oil level before starting 2 Place the throttle control midway between the SLOW and FAST positions Place the choke control into the CHOKE position 3 Place the chipper engagement lever in the START position 4 Use key switch recoil to start the engine 5 Move the clutch to the RUN position For a col...

Страница 13: ...tep aside to avoid being hit by the brush moving into the chipper 10 ALWAYS place limb butt end first into the chipper chute until it contacts the chipper blades The actual feed rate of the limb into the chipper will depend on the type of material fed and sharpness of the cutting blades 11 NEVER use the belt engagement to clear a plugged rotor This may cause belt damage Refer to the instructions f...

Страница 14: ...ROTOR AND ENGINE 1 With the belt still engaged slowly move the throttle to the SLOW position 2 Allow the engine to run at slow idle for 30 60 seconds 3 Stop the engine by moving the throttle to the STOP position or turning off the ignition switch 4 Allow rotor to come to a complete stop 5 Once the engine is off and the rotor has completely stopped the belt can be disengaged by moving the belt enga...

Страница 15: ... EVERY 50 HOURS EVERY YEAR Engine oil Change 1 Fuel filter Replace Spark plug Check condition and gap Engine oil Check fill Fuel tank Check fill All internal and external nuts and bolts Check tightness Chipper blades Check sharpness and re torque to 25 ft lbs 2 Shredder knives Check condition Spark arrestor Clean Entire machine Clean Drive belt Check Belt tension Check Belt pulley alignment Check ...

Страница 16: ...een 4 to the bottom of the frame Pull discharge screen out from the bottom and rotate the top downward to remove 4 Remove the two bolts that hold the blade to the rotor The hardware can be reused Repeat for the remaining blade 5 The blades have two edges and can be reversed one time before sharpening Chipping blades are sharp Use caution when working on machine to avoid injury WARNING 5 2 ROTOR LO...

Страница 17: ...Place a blade 6 on the rotor and attach with two 5 16 18 5 8 bolts 5 Torque to 25 ft lb Repeat for the second blade 3 Reinstall the shredder screen 4 in the machine with 5 16 x 7 8 carriage bolt and flange nut 3 4 Lower the discharge door shield 1 into the normal operating position 5 Remove rotor lock Make sure the top flange of the discharge screen is properly and completely installed into upper ...

Страница 18: ...5 8 hole in rear of frame and the small hole in front of frame by the chipper chute 4 Using a small punch or rod push the shaft out the 5 8 hole in rear of frame 5 To assemble insert shaft through the 5 8 hole in rear of frame and slide knives and spacers in their proper order onto the shaft Install a new 10 24 1 3 8 bolt and nut 6 Repeat steps 3 through 6 to assemble the other three shafts 7 When...

Страница 19: ...come to a complete stop 2 Remove the 5 16 x 7 8 carriage bolt and flange nut securing the discharge screen to the frame and remove the shredder screen 3 Clean the debris away from the chipper rotor Turn the rotor by hand to be sure it is free to rotate Be careful to avoid the chipper blades when cleaning out the debris 4 Install discharge screen and retaining hardware 5 10 CLEARING A PLUGGED ROTOR...

Страница 20: ...re 5 9 Belt Shield Removal 3 Engage the clutch with the belt 3 in place and check idler engagement See Figure 5 11 The idler pulley should impact the belt in the center of the pulley All pulleys must be in perfect alignment Torque pulley set screws to 160 in lbs 4 If idler pulley will not remain in alignment with engine and rotor pulleys it may be necessary to replace the idler bracket bushings 5 ...

Страница 21: ...ys as this may cause cord breakage 6 Reinstall the idler pulley ensuring that the belt is on the outside edge of the idler pulley 7 Check all pulleys to make sure they are properly aligned 8 Replace all shields guides and guards 1 Remove discharge door shield discharge screen and rotor shaft end cap on chute side of the machine 2 Loosen the set screws on the lock collar securing the chute side bea...

Страница 22: ...to excessive heat and or unseating of the seals Add grease slowly and under light pressure Whenever possible rotate bearing slowly while lubricating NOTE Lubricate the machine periodically with a lithium based grease Extreme working conditions will require more frequent greasing Grease the following points every 50 100 hours of operating time Engine side bearing Chute side bearing Figure 5 13 Chut...

Страница 23: ...r or engine block Improper coolant level Fill engine to correct coolant level Refer to the engine owner s manual Engine stalls or belt squeals when engaging belt Engaging belt too fast Reduce engagement speed Belt tension too loose Adjust tensioner Replace belt if needed Engine runs but dies or does not accelerate properly Air filter dirty Clean or replace Fuel filter dirty Replace Fuel vent plugg...

Страница 24: ...16 with straight edge Belt s tension too loose Replace belt or belt tension spring Hard to feed chipper requires excessive power to chip Dull chipper blades Flip sharpen or replace Obstructed discharge Use branch or similar object to clear discharge tube Improper blade clearance Set blade anvil clearance to recommended distance Excessive vibration while running Dull chipper blades Flip sharpen or ...

Страница 25: ...e Type Belt HAH29 1 Tires 410 350 4 foam filled 410 350 10 2 cm foam filled Engine Briggs Stratton XR Professional Series 420cc Fuel Tank Capacity 3 2 quarts 0 8 gallons Starter Recoil Spark Arrester Equipped No SPECIAL TORQUE REQUIREMENTS LOCATION HARDWARE TORQUE UNIFIED INCH TORQUE METRIC A On rotor plate blade mounting bolts 5 16 1 hex grade 8 bolts 25 ft lbs 34 Nm B On rotor knife shafts 10 24...

Страница 26: ...pecified in this manual When using locking elements increase torque values by 5 BOLT DIAMETER A BOLT TORQUE SAE 2 SAE 5 SAE 8 NM FT LB NM FT LB NM FT LB 1 4 7 5 5 5 11 8 16 12 5 16 15 11 23 17 34 25 3 8 27 20 41 30 61 45 7 16 41 30 68 50 95 70 1 2 68 50 102 75 149 110 9 16 97 70 149 110 203 150 5 8 122 90 203 150 312 230 3 4 217 160 353 260 515 380 7 8 230 170 542 400 814 600 1 298 220 786 580 122...

Страница 27: ...OLES 99944300001 SCREEN MEDIUM DISCHARGE 3 4 DIAMETER HOLES 99944300002 SCREEN COARSE DISCHARGE 1 3 8 DIAMETER SLOTS 99944300003 SCREEN WET DEBRIS 99944300008 ALL WEATHER COVER 99944300009 LEAF TAMPER 99944300010 KIT TWO WHEEL TOW 99944300011 KIT 3 DISCHARGE DEBRIS BAG 99944300012 BLOWER WITH 2 BLADE RADIAL FAN 99944300013 KIT CHIPPER BLADE 99944300014 KIT SHREDDER KNIVES ENGLISH ...

Страница 28: ...24 3 INCH CHIPPER SHREDDER OPTIONS All Weather Cover 99944300008 Leaf Tamper 99944300009 Two Wheel Tow Kit 99944300010 Discharge Screens See Chart for Part Number Details Shredder Knife Kit 99944300014 ...

Страница 29: ... NOTE your information will never be sold or misused by ECHO Inc Registering your purchase enables us to contact you in the unlikely event of a service update or product recall and verifies your ownership for warranty consideration If you do not have access to the Internet you can complete the form below and mail to ECHO Incorporated Product Registration PO Box 1139 Lake Zurich IL 60047 9 PRODUCT ...

Страница 30: ...26 3 INCH CHIPPER SHREDDER ...

Страница 31: ......

Страница 32: ...ECHO INCORPORATED 400 Oakwood Road Lake Zurich IL 60047 www echo usa com 78773 00 Serial Range 220SCB000001 to 220SCB999999 ...

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