OWNER OPERATORS MANUAL For 6" Chipper Models 74624 24HP Honda 74628 28HP Kubota 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 www.terramarc.com Manual P/N 14295-00 Rev.
Before you Begin DEAR BEAR CAT CUSTOMER, Thank you for purchasing a Crary Bear Cat 6 Inch Chipper. The chipper is designed, tested, and manufactured to give years of dependable performance. To keep your chipper operating at peak efficiency, it is necessary to adjust it correctly and make regular inspections. The following pages will assist you in the operation and maintenance of your machine. Please read and understand this manual before operating the chipper.
SERIAL NUMBER LOCATION Always give your authorized Bear Cat dealer the serial number of your Crary Bear Cat chipper when ordering parts, requesting service or any other information. Please record the serial number in the space provided below and on the warranty and registration card.
Section Description Contents Page SAFETY .................................................................................................................................... 1 1.1 THE SAFETY ALERT SYMBOL............................................................................................................. 1 1.2 BEFORE OPERATING .......................................................................................................................... 1 1.3 BEFORE OPERATING ..........................
Chipper Limited Warranty Crary Bear Cat Chippers are warranted for one year from date of sale for consumer and commercial or rental operations. Within the above stated period, Crary Co. will replace any part(s) found to be defective in material and/or workmanship, after the receipt of the part in our plant. Labor costs to replace these defective parts will be paid at a Crary established labor rate and time allowed (flat rate) for repair.
NOTES
1 Safety Section 1.1 THE SAFETY ALERT SYMBOL This is the safety alert symbol. It is used in this Owner / Operator’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 personal injury, death or property damage DANGER Indicates an imminently hazardous situation that, if not avoided, will result in death or serious injury.
Safety 1.3 BEFORE OPERATING 12. Avoid wearing loose fitting clothing. Never operate this machine wearing clothing with drawstrings that could wrap around or get caught in the machine. 13. Check that all screws, nuts, bolts, and other fasteners are properly secured before starting the machine. Check once in the first two hours and every 10 hours thereafter. 15. Do not transport or move machine while the machine is running. 14.
Safety 1.5 MAINTENANCE AND STORAGE SAFETY 10. Setting up your chipping site so you are not endangering the public is critical for safety. 11. WRONG 12. 13. Rotate the discharge tube to face the opposite direction of the towing vehicle before towing. This prevents the discharge tube from projecting over the trailer wheels and striking foreign objects. Flying debris can cause serious injury or death and property damage. Keep bystanders away from discharge chute. 14.
Safety 1.8 SAFETY DECAL LOCATIONS Familiarize yourself with all of the safety and operational decals on the machine and the associated hazards. Make certain that all safety decals and operational decals on this equipment are kept clean and in good condition. If you need a replacement decal, please refer to the parts catalog. Decals that need replacement must be applied to their original locations. Fig. #3, Safety decal locations Fig.
2 Assembly Section Your Chipper may arrive totally or partially assembled. If your machine arrives partially assembled, you may need to perform the steps in this section. 2.1 ADDING MOTOR OIL TO ENGINE (ALL MODELS) IMPORTANT Motor oil should be checked before the chipper is started. Add if necessary. 1. The machine was shipped with oil in the engine, as it was tested at the factory. 2. To determine which type of oil to use, refer to the engine owners manual included in the owners kit of the chipper.
Assembly 2.3 ADDING COOLANT (DIESEL ONLY) You may need to add coolant before you start the diesel engine. While operating, make sure the fluid is between the full and the low marks, add if necessary. To fill: 1. Remove the top cover. 2. Add a 50/50 mix of water and antifreeze until it reads slightly below the full line. (The antifreeze should drain from the tank into the radiator). 3. Wait 10 minutes and check level again. Refill if necessary. 4.
Assembly 2.5 ATTACH THE TRAILER WHEELS 2.6 ATTACHING THE DISCHARGE CHUTE 2.7 ATTACHING THE HITCH 1. Remove the chipper from its shipping crate. Place the unit on a level surface before attempting to assemble it. See the torque chart in the back of the manual for tightening torque of bolts and screws. 1. The chute rotator is connected to the chipper frame first with two 3/8 bolts from the owners kit. Install but do not tighten.
Assembly 2.8 INSTALLING THE REAR STABILIZER 2.9 ATTACHING THE BATTERY The rear stabilizer is installed by sliding the stabilizer into the corresponding slot on the rear of the chipper frame. The stabilizer is secured and adjusted with the provided snap pin. The chipper is shipped with a battery. The battery is connected to the battery cables using the two 1/4” bolts and nuts found in the parts kit. To connect: 1.
3 Features and Controls Section FEATURES AND CONTROLS IDENTIFICATION Learn the location of the features and controls on your machine before operating. Fig. #11, features and controls Fig. #12, features and controls DESCRIPTION OF OPERATION The chipper pulls in wood with the feed roller, chips the wood, and blows the chips out through the adjustable discharge chute.
Features & Controls 3.1 USE OF CONTROLS WARNING To prevent personal injury or property damage: Shut off engine, disconnect spark plug wire, and make sure that all moving parts have come to a complete stop, before servicing, adjusting or repairing. 1. Key: The key is located on the control panel on both the diesel and gas engines. Turn the key to the right to activate the electric start. On diesel models turning the key to the left activates the glow plug. DO NOT START THE MACHINE WITH THE CHIPPER ENGAGED.
4 Operation Section WARNING Before operating your machine, be sure you read and understand all safety, controls and operation instructions in this Owner/Operators manual and on your machine. Failure to follow these instructions can result in serious injury or property damage. As with any other piece of outdoor power equipment, getting the “feel” for how your machine operates and getting to know the best techniques for particular jobs are important to overall good performance.
Operation 4.1 FILLING THE TANK DANGER Gasoline is highly flammable and its vapors are explosive. To prevent personal injury or property damage: Store gasoline only in approved containers, in well ventilated, unoccupied buildings, away from sparks or flames. Do not fill the fuel tank while the engine is hot or running, since spilled fuel could ignite if it comes in contact with hot parts or sparks from ignition. Do not start the engine near spilled fuel. Never use gasoline as a cleaning agent. 4.
Operation 4.3 STARTING THE DIESEL CHIPPER WARNING Allow the machine to come to complete stop before inspection or servicing. WARNING Handle fuel with care. It is highly flammable. Always use an approved container and fill tank outdoors. CAUTION Move machine to a clear, level area. Do not operate in the vicinity of bystanders. 6. Push in and hold the Murphy switch push-button. Continue to hold Murphy switch in when cranking engine until engine is running. 7. Activate the starter.
Operation 4.5 CHIPPING WARNING Obtain and wear safety glasses at all times when operating the machine. Do not wear loose fitting clothing. Use common sense and practice safety to protect yourself from branches, sharp objects and other harmful objects. 6. Never push brush into the chute with your feet. 7. Engage the hydraulic feed by moving the control arm. Pull the arm toward you to engage the hydraulic feed.
Operation 4.6 DIRECTING CHIPPER CHUTE 4.7 FEED ROLLER BOTTLE JACK 4.8 STOPPING STRUCTIONS IN- WARNING Allow the machine to come to complete stop before inspection or servicing. 1. Move throttle to slowest position. Fig. #19, Bottle jack The feed roller bottle jack is used to raise the feed roller if chipping material becomes wedged in the feed roller. The jack will raise the feed roller and remove the tension on the chipped material. Fig.
5 Service & Maintenance Section WARNING See engine owners manual for further maintenance and troubleshooting information. To prevent personal injury or property damage: Shut off engine, disconnect spark plug wire and make sure that all moving parts have come to a complete stop before, servicing, adjusting or repairing. 5.1 MAINTENANCE SCHEDULE The following items listed in the service and maintenance schedule are to be checked and if necessary, corrective action should be taken.
Service & Maintenance 5.2 REMOVING AND SHARPENING THE CHIPPER BLADES WARNING To prevent personal injury or property damage: Shut off engine, remove ignition key and make sure that all moving parts have come to a complete stop, before, servicing, adjusting or repairing. WARNING The chipping blades are sharp!! Use care when working on the machine to avoid injury. To remove the chipping blades for sharpening: 1. Remove the two 3/8 inch retaining bolts holding access cover to main frame assembly. 2.
Service & Maintenance 5.3 REPLACING THE CHIPPER DRIVE BELT Fig. # 23, Removing the belt Fig. # 22, Idler pulley The condition of the drive belt should be checked annually, or after every 25 hours of operation. If the belt is cracked, worn, frayed, or stretched, replace it. Only replace it with the original banded belt type, do not use singe belt types. To replace the belt: 1. Remove idler pulley. The pulley is removed by loosening the 1/2” mounting hardware. 2.
Service & Maintenance 5.4 REPLACING THE HYDRAULIC DRIVE BELT (HONDA ONLY) Fig. # 24, Hydraulic pump The condition of the hydraulic drive belt should be checked annually, or after every 25 hours of operation. Replace the belt if it is cracked, worn, frayed, or stretched. To replace: 1. Loosen the mounting bolts shown in Fig. #20. 2. Loosen the nut (not shown) on the back side of the adjusting bolt to relieve tension on the belt. Make sure that the pump mounting bracket moves and relieves the belt tension.
Service & Maintenance 5.5 GREASING Grease zerks on the Bear Cat 6” Chipper should be greased every 25 hours, depending upon conditions. Fig. # 27, Greasing Fig. # 25, Greasing Fig. # 28, Greasing Fig.
Service & Maintenance 5.6 ADJUSTING CHIPPER ANVIL 5.7 AIR FILTER (DIESEL SHOWN) Fig. # 30, Diesel Air Filter Both the Kubota diesel and the Honda gas engines used on the 6” chipper have air filters. Refer to the Kubota and Honda engine manuals, included with your machine, for specific instructions on replacing and cleaning these filters. 5.8 CHECKING COOLANT (DIESEL) Fig. # 29, Chipper anvil The four chipping blades should clear the chipper anvil by 1/ 16 inch to 1/8 inch.
Service & Maintenance 5.9 HYD RESERVOIR FLUID 5.10 HYD OIL FILTER Fig. # 32, Hydraulic reservoir The chippers are tested before shipping. In order to test the equipment the fluid levels are filled. However, check the fluid levels before initial operation and add if necessary (see the assembly section). Always check levels before each use. To check levels look at the side of the hydraulic oil container and make sure the fluid level falls between the marks. If necessary add oil.
Service & Maintenance 5.12 TROUBLESHOOTING Before performing any of the correction in this troubleshooting chart, refer to the appropriate information contained in this manual for the correct safety precautions and operating or maintenance procedures. Contact your nearest dealer or the factory for service problems with the machine. PROBLEM Chipper does not chip. Poor performance. Unusual vibration or noise. Engine runs poorly. POSSIBLE CAUSE Dull chipping blades. Drive belts loose or worn.
Manual Improvement Program If you have a suggestion on how to improve this manual, send it to us. Participants whose ideas are implemented will receive a free pair of Crary genuine leather gloves. Send your suggestions to: Crary Company C/O Technical Writer 237 NW 12th St.
HEALTH WARNING GASOLINE, DIESEL, AND OTHER PETROLEUM PRODUCTS Harmful or fatal if swallowed. Long-term exposure to vapors has caused cancer in laboratory animals. • Avoid prolonged breathing of vapors. • Keep face away from nozzle and gas tank/container opening. • Never siphon by mouth. Failure to use caution may cause serious injury or illness.
