Crary 71620 Page 1 Owner'S/Operator'S Manual Download

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Manual P/N 13987-00

Rev. 02/03

Companion to 13988-00

Crary Company

A Division of TerraMarc Industries

237 12th St. NW P.O. Box 849

West Fargo, ND 58078-0849

(701)282-5520 FAX: (701)282-9522

www.bearcatproducts.com

OWNER

OPERATORS

MANUAL

6" and 8"

Chipper

Models

74824

8" 24 HP Chipper with

Hydraulic Feed

72620

6" 20 HP Chipper with

Hydraulic Feed

71620

6" 20 HP Chipper

www.terramarc.com

Summary of Contents for 71620

Page 1: ...Industries 237 12th St NW P O Box 849 West Fargo ND 58078 0849 701 282 5520 FAX 701 282 9522 www bearcatproducts com OWNER OPERATOR S MANUAL 6 and 8 Chipper Models 74824 8 24 HP Chipper with Hydrauli...

Page 2: ...THER STATES OPERATING OUTDOOR POWER EQUIPMENT Under California Law and under the laws of several other states you are not permitted to operate an internal combustion engine using hydrocarbon fuels on...

Page 3: ...misuse accidents or lack of proper maintenance This includes belts pulleys and chipper blades Regular routine maintenance of the unit to keep it in proper operating condition is the responsibility of...

Page 4: ...LOCATIONS MODELS 72620 74824 9 SERVICE MAINTENANCE 10 5 1 SHARPENING CHIPPER BLADES 10 5 2 SETTING CHIPPER BLADE CLEARANCE 11 5 3ADJUSTING DRIVE BELTS 11 5 4 REPLACING DRIVE BELTS 12 5 5 CLEARING PLUG...

Page 5: ...perator s Manual and on your machine to alert you to potential hazards Whenever you see this symbol read and obey the safety message that follows it Failure to obey the safety message could result in...

Page 6: ...chine 8 Set up your work site so you are notendangeringtrafficandthepub lic Take great care to provide ad equate warnings 9 Ensure debris does not blow into traffic parked cars or pedestrians 10 Check...

Page 7: ...ly when towing 1 7 BATTERY SAFETY 1 Improper use and care of the bat tery on electric start models can result in serious personal injury or property damage Always observe the following safety precauti...

Page 8: ...m 6 Attach the blower discharge tube to the mounting flange on the chipper frame Half of the mounting clamp is already attached to the tube Slide the tube into the flange and tighten the bolts to secu...

Page 9: ...urs Temperature under 60 F 3 amperes for 6 Hours 7 Place charged battery in battery box on chipper shred der 8 Remove key from engine ignition 9 Install the positive battery cable to the positive batt...

Page 10: ...ve Belts and Shield Never remove shields when in use 5 Chipper Chute Feed materials to be chipped through the chute CAUTION The chipper rotor may continue to rotate even with the engine stopped Do not...

Page 11: ...ear heavy boots gloves pants and shirt Use common sense and practice safety to protect yourself from branches sharp objects and other harmful objects 3 Depress foot clutch pedal down this will disenga...

Page 12: ...SLOW position 2 Depress foot clutch pedal NOTE The heavy rotor will continue to turn for some time after the engine has been shut off You can tell that the rotor has stopped when no noise or machine v...

Page 13: ...on 4 6 CONTROL ARM OPERATION MODELS 72620 74824 4 7 HYDRAULIC FEED COMPONENT LOCATIONS MODELS 72620 74824 WARNING Please read and follow all safety instructions in this manual Failure to operate the c...

Page 14: ...n working on the rotor assembly use the lock mechanism at all times Remove plastic bearing cover under chipper chute There is a hole in the rotor jack shaft and a matching hole in the bracket mounted...

Page 15: ...the anvil and use one of the other three edges Adjust for correct measurement Service and Maintenance 5 3 SETTING CHIPPER BLADE CLEARANCE 5 3 ADJUSTING DRIVE BELTS Check the condition of the drive bel...

Page 16: ...needed Service and Maintenance 5 4 REPLACING DRIVE BELTS 5 5 CLEARING PLUGGED ROTOR Feeding too large or too much chipable material at once may plug the chipper To clear plugged rotor proceed as foll...

Page 17: ...REPLACING RO TOR BEARINGS WARNING The rotor assembly has a lock mechanism When work ing on the rotor assembly use the lock mechanism at all times To use remove plastic bearing cover under the chipper...

Page 18: ...e crossover relief valve is factory set at 1750 PSI Follow this start up procedure when starting a new installation or when restarting an installation in which the hydrostatic pump has been removed fr...

Page 19: ...harge pump must be filled before start up Loosen the fitting at the pump on the inlet line until oil bleeds out 4 Start the engine and run at the lowest possible RPM 5 Loosen the motor fittings until...

Page 20: ...redder more evenly Green material will not discharge Alternately feed dry material or allow material to dry Plugged rotor Clear rotor Loose or worn belts Adjust belt tension or replace belts if needed...

Page 21: ...air splined coupling etc Pump low on fluid Refill reservoir Purge air from transmission Loose belt between engine and pump Tension drive belt replace if necessary Pump low on fluid Refill reservoir Pu...

Page 22: ...eel 4 Reversible Tool Steel Rotor Speed 1500 RPM 1500 RPM 1500 RPM Rotor Size 30 Dia X 1 25 30 Dia x 1 25 30 Dia X 1 25 Rotor Weight 275 lbs 275 lbs 275 lbs Rotor Shaft Diameter 1 75 1 75 1 75 Dischar...

Page 23: ...are with the same strength bolt Torque figures indicated above are valid for non greased or non oiled threads and heads unless otherwise specified Therefore do not grease or oil bolts or capscrews unl...

Page 24: ...he United States of America by Crary Company Crary Company A Division of TerraMarc Industries 237 12th St NW P O Box 849 West Fargo ND 58078 0849 701 282 5520 FAX 701 282 9522 www bearcatproducts com...

Page 25: ...tters Kawasaki Strimmers Lawn Mowers Scarifiers Lawn Tractors Leaf Blowers Leaf Vacuums Petrol Chainsaws Petrol Hedge Cutters Ride on lawn mowers Ride on mowers Rotary Mowers Rotavators Ryobi Strimmer...

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