Echo 77412 Owner'S Manual Download Page 34 | Manualshive

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4.5 INCH CHIPPER

32

SERVICE & MAINTENANCE

BEFORE INSpECTING OR SERvICING ANy pART OF THIS mACHINE, SHuT OFF pOWER SOuRCE,

DISCONNECT SpARk pLuG WIRE FROm SpARk pLuG AND mAkE SuRE ALL mOvING pARTS HAvE COmE TO A COmpLETE STOp.

Warning

4.9.2 models 77454, 77454s

.10 oz

(3 GRAMS)

.10 oz

(3 GRAMS)

.10 oz

(3 GRAMS)

.10 oz

(3 GRAMS)

INSIDE SHIELD

INSIDE SHIELD

INSIDE SHIELD

INSIDE SHIELD

4.9 greasiNg beariNgs aNd PivoTs (CoNT.)

Figure 32, greasing Pto models

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Summary of Contents for 77412

Page 1: ...390CC HONDA TOWABLE 77454 540 PTO 77412S 342CC BRIGGS ELECTRIC START 77413S 390CC HONDA TOWABLE 77454S 540 PTO PN 14783 00 R050407 Companion to 14784 00 SN 704381 705024 MADE WITH PRIDE IN THE MADE WITH PRIDE IN THE F MANUEL DU PROPIÉTAIRE EN OWNER S MANUAL ES MANUAL DEL PROPIETARIO ...

Page 2: ...h Street P O Box 849 West Fargo ND 58078 800 247 7335 701 282 5520 Fax 701 282 9522 sales bearcatproducts com service bearcatproducts com Monday Friday 8 am to 5 pm Central Time SERIAL NUMBER mANuFACTuRED By CRARy INDuSTRIES mANuFACTuRED IN u S A xxxxxx WEST FARGO NORTH DAkOTA 58078 u S A SERIAL NumBER 2006 Crary industries all rights reserved produced and printed in the u s a SERIAL NUMBER LOCATI...

Page 3: ...ms including but not limited to bearings belts pulleys filters 2 and chipper knives This warranty does not cover normal maintenance service or adjustments 3 This warranty does not cover depreciation or damage due to misuse negligence accident or improper 4 maintenance This warranty does not cover damage due to improper setup installation or adjustment 5 This warranty does not cover damage due to u...

Page 4: ...s 15 2 7 checking fluids cont 16 2 8 driveline connection pto models 16 CONTROLS OPERATION 17 3 1 engine model controls 17 3 1 engine model controls cont 18 3 2 pto model controls 19 3 3 STARTING 20 3 4 STopping 21 3 5 chipping 21 3 6 attaching unhooking chipper 21 3 6 attaching unhooking cont 22 SERVICE MAINTENANCE 23 4 1 maintenance schedule 23 4 2 installing the disk lock 24 4 3 chipper blades ...

Page 5: ...thout an engine spark arrester in continuous ef fective working order The engine on your power equipment like most outdoor power equipment is an internal combustion engine that burns gasoline a hydrocarbon fuel Therefore your power equipment must be equipped with a spark arrester muffler in continuous effective working order The spark arrester must be attached to the engine exhaust system in such ...

Page 6: ... this machine Avoid wearing loose fitted clothing Never operate this 5 machine wearing clothing with drawstrings that could wrap around or get caught in the machine Do not operate this machine 6 if you are under the influence of alcohol medications or substances that can affect your vision balance or judgement Do not operate if tired or ill You must be in good health to oper ate this machine safel...

Page 7: ...y and make sure all moving parts have come to a complete stop Keep hands feet and 10 clothing away from all PTO drive parts Do not clean lubricate or adjust the PTO shaft when 11 it is running 1 6 BATTERY SAFETY Improper use and care of the battery on electric start mod els can result in serious personal injury or property dam age Always observe the following safety precautions Poison Danger Cause...

Page 8: ... on the chipper 5 If applicable shut off fuel supply when towing 6 1 8 towing safety Before inspecting servicing storing or changing an 1 accessory shut off power source disconnect spark plug wire from spark plug and make sure all moving parts have come to a complete stop Replace any missing or unreadable safety decals Re 2 fer to the parts manual for part numbers when ordering safety decals from ...

Page 9: ... OR SERVICING ANY PART OF THIS MACHINE SHUT OFF POWER SOURCE DISCONNECT SPARK PLUG WIRE FROM SPARK PLUG AND MAKE SURE ALL MOVING PARTS HAVE COME TO A COMPLETE STOP P N 12172 KEEP HANDS AND FEET OUT OF INLET AND DISCHARGE OPENINGS WHILE MACHINE IS OPERATING TO AVOID SERIOUS PERSONAL INJURY STOP AND ALLOW MACHINE TO COME TO A COMPLETE STOP BEFORE CLEARING OBSTRUCTIONS P N 12175 6 P N 12250 7 PN 1216...

Page 10: ...ontact the engine manufacturer for engine safety instructions and decals Make certain that all safety and operating decals on this machine are kept clean and in good condition Refer to the parts catalog if you need a replacement decal Decals that need replacement must be applied to their original locations 1 10 1 MODELS 77412 77412s S model shown 1 10 safety decal locations Decal 5 12174 is locate...

Page 11: ...hazards See the engine owners manual or contact the engine manufacturer for engine safety instructions and decals Make certain that all safety and operating decals on this machine are kept clean and in good condition Refer to the parts catalog if you need a replacement decal Decals that need replacement must be applied to their original locations 1 10 safety decal locations Decal 5 12174 is locate...

Page 12: ...contact the engine manufacturer for engine safety instructions and decals Make certain that all safety and operating decals on this machine are kept clean and in good condition Refer to the parts catalog if you need a replacement decal Decals that need replacement must be applied to their original locations 1 10 safety decal locations 1 10 3 MODELS 77454 77454s S model shown Decal 5 12174 is locat...

Page 13: ...x 1 carriage bolts 3 8 washers and 3 8 nuts Attach the axles to the axle brackets using two 5 16 U bolts washers and locknuts Attach the hitch pole plate to the front of the hitch 4 pole using two 3 8 x 1 bolts 3 8 washers and 3 8 nuts Figure 1 Standard trailer hitch assembly Models 77412 77412S Figure 2 Standard trailer configuration Models 77412 77412S Figure 3 Optional trailer configuration Mod...

Page 14: ... nuts and 2 tighten to 75 Ft lb Repeat for the other wheel Position the trailer onto the axle using a hoist or 3 jack Standard Configuration Figure 5 6 A Locate the holes on the sides of the trailer farthest from the engine Align these holes with the top holes on the axle support brackets located on the axle Attach with one 3 8 x 1 bolt and one 3 8 x 1 1 4 bolt on each side Figure 4 Disconnecting ...

Page 15: ... pin to the lanyard Attach the jack stand to the hitch pole using one 3 8 5 x 3 bolt 3 8 washer and 3 8 nut Use a hitch pin to secure the jack in the raised position Insert the hitch pole into the hitch channel and attach 6 using one 3 8 x 3 bolt washer and nut Secure with a hitch pin 2 3 1 discharge cap Move the chipper deflector weldment located inside the 1 chipper housing to the down position ...

Page 16: ...the lips of 3 the chipper chute Slide the chute extension tray over the chipper chute Align the four bolt holes in the chute extension tray with the bolt holes in the hinge Insert four 3 8 x 1 carriage bolts through the tray and 4 extension hinge Secure the bolts with 3 8 washers and nuts Connect the hinge latch to the bottom of the extension 5 tray with two 5 16 x 3 4 carriage bolts washers and n...

Page 17: ...5 and 16 show the oil fill locations for both Briggs Stratton and Honda engines Figure 15 Briggs oil fill located on each side of engine Figure 16 Honda oil fill 2 6 battery installation 342CC models warning To avoid sparks and a possible explosion or fire due to a short circuit Do not touch the positive battery terminal with tools jewelry or other metal objects When installing battery cables conn...

Page 18: ...switch Allow the engine and muffler to cool for at least three minutes Clean area around fuel fill cap and remove cap 2 Using a clean funnel fill fuel tank to 1 2 below bottom 3 of filler neck to provide space for any fuel expansion Install fuel fill cap securely and wipe up any spilled gasoline 2 7 checking fluids cont Figure 17 Shortening the driveline Attach chipper to tractor with three point ...

Page 19: ...er chute Chipper engagement lever 7 Pull lever up for start position Push lever down for chipping position 3 1 engine model controls caution Wear safety glasses at all times when operating the machine Do not wear loose fitting clothing The opera tor should always wear heavy boots gloves pants and shirt Use common sense and practice safety to protect yourself from branches sharp objects and other h...

Page 20: ...the opposite way for engine idle Push all the way to the OFF position to shut engine off Refer to engine manual for further engine operating instructions Starter cord 4 To start pull the cord until light resis tance is felt and then pull briskly Engine switch 5 Turn to ON position to start and run engine To stop turn to OFF position Fuel tank 6 Use unleaded gasoline with a pump octane rating of 86...

Page 21: ...te 6 Feed materials to be chipped through the chipper chute Rotor access cover 7 Remove to expose chipper blades Discharge cap 8 Chipped materials exit through the discharge cap A discharge tube is an available alter native caution Wear safety glasses at all times when operating the machine Do not wear loose fitting clothing The opera tor should always wear heavy boots gloves pants and shirt Use c...

Page 22: ...he CHIPPING posi tion 3 3 2 STARTING recoil MODELS Move the machine to a clear level area outdoors before starting Do not operate in the vicinity of bystanders Make sure the cutting chamber is empty before starting Check engine oil level before starting 1 Turn the fuel cut off switch to the ON position 2 Turn the engine switch to the ON position 3 Place the throttle control midway between the SLOW...

Page 23: ...tch until the coupler is above the 2 height of the hitch ball on the towing vehicle Lower the trailer hitch until the coupler fully engages 3 the hitch ball Close the coupler latch securing the coupler to the 4 hitch ball Install the hitch pin through the coupler latch 5 Cross the safety chains under the hitch and connect 6 to towing vehicle 3 4 STopping warning Allow the machine to come to comple...

Page 24: ...est the trailer lights to ensure they are functioning properly UNHOOKING Unhook the safety chains Figure 22 from the towing 1 vehicle Latch safety chains to the hitch to prevent them from interfering with chipping Remove the hitch pin from the coupler latch 2 Unlatch the coupler and disconnect the hitch coupler 3 from the hitch ball Move the hitch of the chipper away from the hitch ball 4 and lowe...

Page 25: ...EL TANK FILL AIR CLEANER CHECK CLEAN 1 AIR INTAKE CLEAN 1 NUTS BOLTS CHECK CHIPPER BLADES CHECK SHARPEN IF NEEDED 3 BELT TENSIONER PIVOT GREASE PTO CROSS JOURNALS GREASE PTO INNER TUBES GREASE PTO SHIELD BEARINGS GREASE PRE CLEANER ELEMENT CLEAN 1 BELT PULLEY ALIGNMENT CHECK BELT CONDITION CHECK TIRE PRESSURE CHECK ENTIRE MACHINE CLEAN ROTOR BEARING GREASE SAFETY SWITCH CHECK ENGINE OIL CHANGE 1 C...

Page 26: ...r disk and the two 1 2 x 1 3 4 flat head screws holding the blade to the disk Repeat for the remaining blade Inspect blades to see if cracks or nicks are visible 4 If cracks are present replace the blades Replace the blade if nicks cannot be removed by sharpening Tighten screws to 120 ft lbs Figure 24 Causes for replacement When working on the disk assembly use the lock mechanism at all times Figu...

Page 27: ...e of the chipping blade to 45 degrees see Figure 25 Grind the blades on a slow speed wet grinder if possible or have them sharpened by a professional If you use a bench grinder be careful when grinding so that the blade material does not get too hot and change color this will remove the blade s special heat treated properties Use short grinding times and cool with water Try to remove an equal amou...

Page 28: ...e engine plate to the trailer 5e Tighten both 5 16 flange nuts to ensure the proper deflection is maintained To loosen tension on the belt do the following 6 6a Loosen the four carriage bolts attaching the engine plate to the trailer 6b Loosen both 5 16 flange nuts 6c Loosen both 5 16 x 3 adjustment bolts equally and push the engine plate against the bolts Loosen bolts until the belt deflection is...

Page 29: ... the RELEASE posi 1 tion Disengage PTO and shut off tractor engine 2 Remove the PTO shaft from the tractor and disconnect 3 from the 3 point hitch Remove the four 5 16 x 5 8 hex bolts and four 5 16 4 x 3 4 hex bolts securing the front belt shield to the chipper housing Remove the shield and set aside Remove the front bearing snap pin Then remove the 5 1 2 x 1 1 2 bolts that connect the front beari...

Page 30: ...the START position 2 Shut engine off 3 Disconnect battery cables electric start models 4 Remove the belt guard by removing the 5 16 bolts 5 Remove the idler pulley 6 Place the chipper engagement lever in the CHIPPING position 7 For models 77412 and 77412S the belt guide will have to be removed To do this remove the 1 2 bolt attaching the belt guide to the rotor bearing and the 5 16 bolt attaching ...

Page 31: ...nt by removing 5 four 3 8 nylock nuts Remove the front bearing snap rings and loosen the 6 bearing set screw 4 6 replacing bearings cont Slide the front bearing off the rotor shaft 7 Remove the 3 8 x 3 3 4 hex bolt washers and nylock 8 nut securing the idler pulley to the idler bracket Re move the idler pulley Remove the drive belt from the pulleys 9 Using the push bolts from the bushing remove th...

Page 32: ...troduced in small increments and under light pressure Whenever possible the bearing should be rotated slowly while grease is being added to ensure equal distribution throughout the raceways Check wheel bolt torque every 8 hours of towing 1 use Check air pressure in tire every 8 hours Fill to the 2 recommended PSI located on the tire sidewall Check and repack wheel bearings with grease every 3 year...

Page 33: ... spark plug and make sure all moving parts have come to a complete stop WARNING 4 9 1 Models 77412 77412S 77413 77413S Engagement Lever 18 oz 5 GRAMS Front and Back Rotor Bearings 10 oz 3 GRAMS Wheel Bearing Models 77413 S 10 oz 3 GRAMS Wheel Bearing Models 77412 S 07 oz 2 GRAMS 4 9 greasing bearings and pivots cont Figure 31 Greasing engine models ...

Page 34: ...e disconnect spark plug wire from spark plug and make sure all moving parts have come to a complete stop WARNING 4 9 2 Models 77454 77454s 10 oz 3 GRAMS 10 oz 3 GRAMS 10 oz 3 GRAMS 10 oz 3 GRAMS INSIDE SHIELD INSIDE SHIELD INSIDE SHIELD INSIDE SHIELD 4 9 greasing bearings and pivots cont Figure 32 Greasing PTO models ...

Page 35: ...discharge Improper blade clearance Adjust clearance between chipper block and chipper blades Shredder requires ex cessive power or stalls Obstructed discharge Use branch or similar object to clear discharge Plugged rotor Clear rotor feed material into shredder more evenly Wet or green material will not discharge Alternately feed dry material or install larger discharge screen Engine stalls or belt...

Page 36: ...er belt installation belt not under belt guide Install belt properly install belt under belt guide Improper belt tension Replace belt or spring 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 with straight edge Belt s tension too loose Repl...

Page 37: ... 77413S Max Chipper Capacity Dia 4 1 2 Chipper Blade Qty 2 reversible 5 X 4 X 3 8 Rotor Size 14 Dia X 1 Rotor Weight w blades 49 lbs 45 lbs w out blades Discharge Size 4 5 x 9 standard 4 5 x 4 5 optional Drive Type Belt Belt Size 2RB61 Weight lbs 450 lbs 77413 498 lbs 77413S Wheel Base 44 Tires 4 80 8 Load Rating B Fuel Tank Capacity gal 1 72 gallons Engine Honda OHV 390CC gasoline Specifications ...

Page 38: ...e values by 5 ENGLISH BOLT DIAMETER BOLT TORQUE SAE 2 SAE 5 SAE 8 1 4 7 5 5 5 9 5 9 17 12 5 5 16 15 11 25 18 35 26 3 8 27 20 44 33 63 46 7 16 44 32 70 52 100 75 1 2 67 50 110 80 150 115 9 16 95 70 155 115 225 160 5 8 135 100 215 160 300 225 3 4 240 175 375 280 550 400 7 8 240 175 625 450 875 650 1 360 270 925 675 1300 975 1 1 8 510 375 1150 850 1850 1350 1 1 4 725 530 1650 1200 2600 1950 METRIC BO...

Page 39: ...nformity Assessment Procedure Annex V Use of harmonized standard EN ISO 3744 2010 Sound Power Level 87 dB LPA Guaranteed Sound Power Level 102 dB LWA 77413 Serial numbers 401231 and up 77413 VIN numbers 5VJAA00137W000006 and up West Fargo ND 58078 0849 June 29 2011 CRARY INDUSTRIES INC The authorized representative in Europe who is authorized to compile the technical file Company Atlantic Bridge L...

Page 40: ...ive 2000 14 EC Conformity Assessment Procedure Annex V Use of harmonized standard EN ISO 3744 2010 Sound Power Level 87 dB LPA Guaranteed Sound Power Level 107 dB LWA 77412E Serial number 701925 and up West Fargo ND 58078 0849 June 29 2011 CRARY INDUSTRIES INC The authorized representative in Europe who is authorized to compile the technical file Company Atlantic Bridge Limited Address Atlantic Ho...

Page 41: ...ctive 2000 14 EC Conformity Assessment Procedure Annex V Use of harmonized standard EN ISO 3744 2010 Sound Power Level 87 dB LPA Guaranteed Sound Power Level 107 dB LWA 77412 Serial number 401131 thru 709864 West Fargo ND 58078 0849 June 29 2011 CRARY INDUSTRIES INC The authorized representative in Europe who is authorized to compile the technical file Company Atlantic Bridge Limited Address Atlan...

Page 42: ...sment Procedure Annex V Use of harmonized standard EN ISO 3744 2010 Sound Power Level 87 dB LPA Guaranteed Sound Power Level 107 dB LWA 77454 Serial number 407125 and up West Fargo ND 58078 0849 June 29 2011 CRARY INDUSTRIES INC The authorized representative in Europe who is authorized to compile the technical file Company Atlantic Bridge Limited Address Atlantic House PO Box 4800 Earley Reading R...

Page 43: ...rary Industries 237 NW 12th Street West Fargo ND 58078 0849 Phone 701 282 5520 Toll Free 800 247 7335 Fax 701 282 9522 E mail service bearcatproducts com sales bearcatproducts com www bearcatproducts com ...

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