Husqvarna CT20 Tiller User Manual
Contents
1. IMPORTANT This unit is equipped with an internal combustion engine and must not be used on or near any unimproved forest covered brush covered or grass covered land unless the engine s exhaust system is equipped with a spark arrester meeting applicable local or state laws if any If a spark arrester is used it must be maintained in effective working order by the operator In the State of California the above is required by law Section 4442 of the California Public Resources Code Other states may have similar laws Federal laws apply on federal lands A spark arrester for the muffler is available through your nearest engine authorized service dealer MS 3615MA 4 OWNER S INFORMATION This instruction book is written for a person with some mechanical ability Like most service books not all the steps are described Steps on how to loosen or tighten fasteners are steps anyone can follow with some mechanical ability Read and follow these instructions before you use the unit Know your product If you understand the unit and how the unit operates you will get the best performance As you read this manual compare the illustrations to the unit Learn the location and the function of the controls To help prevent an accident follow the operating instructions and the safety rules Keep this manual for future reference IMPORTANT Many units are not assembled and are sold in cartons It is the responsibility of the owner to make sure2. See How To Set The Depth Stake or Depth Rod rotating tines Rotating tines unit forward to begin the tilling action WARNING Keep away from the the ground hold back on the handles so MS 3615MA 13 can cause injury OPERATION BEFORE STARTING THE ENGINE How To Prepare The Engine WARNING Always use a safety A fuel container Do not smoke when adding the fuel mixture to the engine When inside an enclosure do not fill the fuel tank Before you add the fuel mixture stop the engine Let the engine cool for several minutes How To Mix The Fuel Mixture The two cycle engine used on this cultivator reguires a mixture of gasoline and oil for lu brication of the bearings and other moving parts The correct fuel mixture ratio is 24 1 5 3 oz per one gallon of gas see the Fuel Mixture Chart Gasoline and oil must be pre mixed in a clean gasoline container Always use fresh clean unleaded gasoline Mix gasoline and oil as follows 1 Pour one 1 U S guart of fresh clean unleaded automotive gasoline into a one gallon size gasoline container 2 Add 5 3 ounces of clean high guality two cycle oil to the gasoline container IMPORTANT Do not use outboard mo tor oil or multi viscosity oils such as 10W 30 or 10W 40 3 Install the fuel cap onto the gasoline con tainer Vigorously shake the gasoline container to mix the oil with the gasoline 4 Add an additional three 3 U S quarts of
3. called gasohol ethanol or methanol can attract moisture which leads to separation and formation of acids during storage Acidic gas can damage the fuel system of an engine while in storage To avoid engine prob lems the fuel system should be emptied before storage for 30 days or longer Drain the gas tank start the engine and let it run until the fuel lines and carbure tor are empty Use fresh fuel next season See Storage Instructions for additional information Never use engine or carbure tor cleaner products in the fuel tank or permanent damage can occur To prevent engine damage when the cultiva tor is in storage for 30 days or more follow the steps below e Let the engine run until it is out of gaso line e Slowly pull the starter handle until you feel resistance due to compression in the cylinder then stop e Slowly release the starter rope This position will close both the intake and the exhaust ports and help prevent corrosion of the piston and cylinder TROUBLE SHOOTING CHART TROUBLE CAUSE CORRECTION Engine difficult to start Stale fuel mixture Drain fuel tank Fill with fresh fuel mixture Too much oil in fuel mixture Check fuel mixture chart and mix fresh fuel A Dirt in fuel tank or out of fuel Clean fuel tank Engine runs erratically Carburetor out of adjustment See Carburetor Adjustment section Fouled spark plug Clean and set spark plug gap Engine will not run at full speed Dirty ai
4. gasoline to the gallon container Again shake the gasoline container 5 This completes the gasoline mixing pro cedure The gasoline can now be added to the fuel tank FUEL MIXTURE CHART mixture 24 1 as see Tor eas Tor sox ates faert ates amt ea area jaotis 2 51 CAUTION Gasoline is flam A mable and caution must be used when handling or storing it Do not fill fuel tank while cultivator is run ning hot or when cultivator is in an en closed area Keep away from open flame electrical spark and do not smoke while mixing fuel or filling the fuel tank Never fill fuel tank completely but fill the tank to within 1 2 inch from the top to provide space for expansion of fuel Always fill fuel tank outdoors and use a funnel or spout to prevent spilling Make sure to wipe up any Spilled fuel before starting engine CAUTION Experience indicates that alco hol blended fuels called gasohol ethanol or methanol can attract moisture which leads to separation and formation of acids during storage Acidic gas can damage the fuel system of an engine while in storage To avoid engine prob lems the fuel system should be emptied before storage for 30 days or longer Drain the gas tank start the engine and let it run until the fuel lines and carbure tor are empty Use fresh fuel next season See Storage Instructions for additional information Never use engine or carbure tor cleaner produ
5. pins that secure the tine assemblies to the shaft see Figure 14 Remove the tines from one side of the unit Tine Installation 1 Clean and lubricate the tine shaft with a few drops of oil 2 First install the inside tines onto the tine shafts Next install the outside tines onto the tine shafts and secure with the latch pins 3 When the tines are properly installed the cutting tips on the outside tines will all curve toward the inside The letter R will be visible on the outside of the right tine see Figure 14 The letter L will be vis ible on the outside of the left tine NOTE Make sure the tines are installed on the correct side of the unit Figure 14 SERVICE AND ADJUSTMENT HOW TO ADJUST THE CARBURETOR A dirty air cleaner will cause the engine to run improperly or to smoke excessively Be fore adjusting the carburetor make sure the air cleaner is clean Never make unneces sary adjustments to the carburetor The car buretor was set at the factory to operate efficiently under most applications However if adjustments are reguired we recommend you contact an Authorized Service Center If you feel that you are competent to make car buretor adjustment proceed as follows 1 Lower the wheels to the transport posi tion 2 Locate the idle speed adjustment screw see Figure 15 Turn the idle ad justment screw 1 4 turn counterclock wise to the left 3 Start the engine and release the throttle
6. control 4 Tilt the cultivator back on the wheels or stake so that the tines are off the ground In correct adjustment the tines will not rotate when the throttle is released If the tines turn repeat step 2 WARNING The engine gover A nor is set at the factory Do not change the governor setting Over speeding the engine above the fac tory setting can be dangerous If you think the engine governor needs an ad justment contact an Authorized Service Center Carburetor Idle Speed Adjustment Screw Carburetor is located between the fuel tank air filter and the engine Engine Shown With Fuel Tank Removed MS 3615MA Figure 15 SERVICE AND ADJUSTMENT STORAGE WARNING Never store the cul A tivator indoors with fuel in the fuel tank Never store in an en closed poorly ventilated area where fumes could reach an open flame a spark or a pilot light as on a furnace wa ter heater or clothes dryer WARNING Do not remove gas oline while inside a building near a fire or while you smoke Gasoline fumes can cause an explosion or a fire When the cultivator is put in storage for thirty days or more follow the steps below to make sure the cultivator is in good condition the following season Cultivator e Completely clean the cultivator Remove the tines Clean and apply oil to the tine shafts Mount the tines onto the tine shafts See How To Remove And Install The Tines in the Service An
7. for future reference Throttle Control Lever Upper Handle Depth Stake and Transport Wheels Assembly Throttle Control Controls the engine speed and the tine rotation The cultivator is eguipped with a centrifugal clutch that en gages the tine drive system when the engine speed is increased Choke Control Lever Use to assist when starting a cold engine ON OFF Switch The ON position al lows the engine to start The OFF position stops the engine and keeps the engine from starting EYE PROTECTION Always wear safety glasses If you wear eye glasses put a Wide Vision Safety Mask over your eye glasses MS 3615MA ON OFF Recoil Starter Handle Switch Compression Choke Control Release Air Cleaner Fuel Cap Tine Shield Figure 6 Recoil Starter Handle The engine is eguipped with an easy pull recoil starter Compression Release Before each pull of the recoil starter handle push the compression release Depth Stake Mount with the wheels up to adjust the depth of cut Also use to help control the direction and speed of the cultivator Transport Wheels Mount with the wheels down when transporting the cultiva tor WARNING Debris thrown from A the cultivator can result in for eign objects being thrown into the eyes which can cause severe eye damage Always wear safety glasses or eye shields when operating the cultiva tor OPERATION HOW TO USE THE CULTIVATOR How To S
8. out important safety precautions It means Attention Become Alert Your Safety Is Involved Fill fuel tank outdoors with extreme care Do not smoke while refueling Never fill fuel tank indoors Replace fuel tank cap se curely and wipe up spilled fuel If fuel is spilled do not attempt to start the engine but move the machine away from the area of spillage and avoid creating any source of ignition until fuel vapors have dis sipated Never remove the fuel tank cap or add fuel to a running or hot engine Never store fuel or cultivator with fuel in the tank inside a building where fumes may reach an open flame Operating Safety Never allow children or young teenagers to operate the cultivator Keep them away while it is operating Never allow adults to operate the cultivator without proper in struction Do not operate this machine if you are tak ing drugs or other medication which can cause drowsiness or affect your ability to operate this machine Do not use this machine if you are mentally or physically unable to operate this ma chine safely Always wear safety glasses or eye shields during operation or while performing an adjustment or repair to protect your eyes from foreign objects that may be thrown from the cultivator Do not put hands or feet near or under ro tating parts Exercise extreme caution when operating on or crossing gravel drives walks or roads Stay alert for hidden hazards or traf
9. the assembly instructions in this manual are exactly followed Other units are purchased in an assembled condition On assembled units it is the responsibility of the owner to make sure the unit is correctly assembled The owner must carefully check the unit according to the instructions in this manual before it is first used RESPONSIBILITY OF THE OWNER The responsibility of the owner is to follow the instructions below 1 Carefully read and follow the rules for safe operation Follow all the assembly and preparation instructions Inspect the unit Make sure that the operator of the unit knows how to correctly use all standard and accessory equipment Operate the unit only with guards shields and other safety items in place and working correctly Correctly adjust the unit Service the unit only with authorized or approved replacement parts 1 7501 Complete all maintenance on the unit A WARNING A Engine Exhaust some of its constituents and certain vehicle components contain or emit chemicals known to the State of California to cause cancer and birth defects or other repro ductive harm Battery posts terminals and related accesso ries contain lead and lead compounds chemi cals known to the State of California to cause cancer and birth defects or other reproductive harm WASH HANDS AFTER HANDLING MS 3615MA 5 A SAFETY RULES Safe Operation Practices for Cultivator WARNING To prevent
10. EY NO 480 481 482 483 490 491 492 493 494 497 FACTORY NO 11054x37NA REF SMISSION TRAN PART NO 601 00 25 01 601 00 1287 601 00 00 18 601 002318 601 00 06 02 531 30 74 52 531 30 74 53 531 30 74 54 531 30 74 55 531 30 74 56 26 DESCRIPTION Shield Tine Screw 1 4 20 5 50 Spacer Flange Nut 1 4 20 Washer Felt Tine Assy Inner LH Tine Assy Outer LH Tine Assy Inner RH Tine Assy Outer RH Pin Latch MODEL CT20 FACTORY NO 11054x37NA REF DEPTH BARASSY 318852G KEY NO DESCRIPTION 650 601001288 Wheel Support Assy 660 601 00 18 60 Clevis Pin 661 601 00 06 04 Hair Pin 662 601 00 2257 8 663 601 00 1291 On Nut MS 3615MA 27 MODEL CT20 FACTORY NO 11054x37NA THROTTLE CONTROL MS 3615MA REF KEY NO 930 932 934 941 942 943 944 945 946 947 948 PART NO 601 00 2262 601 00 2263 601 00 22 64 601 00 12 94 601 00 23 12 601 00 00 19 601 00 06 84 601 00 00 12 601 00 06 18 601 00 12 15 601 00 06 28 319375 DESCRIPTION Upper Handle Lower Handle LH Lower Handle RH Bolt 5 16 18x1 63 Formed Washer Flat washer T Knob Nut 5 16 18 Hand Grip Screw Tie Cable 28 MODEL CT20 KEY NO 823 824 825 826 830 831 MS 3615MA FACTORY NO 11054x37NA TINE SHIELD PART NO 601 00 12 96 601 00 20 96 601 00 22 00 601 00 11 95 601 00 24 67 601 00 25 02 DESCRIPTION Dec
11. FETY RULES INTERNATIONAL SYMBOLS IMPORTANT Many of the following symbols are located on your unit or on literature sup plied with the product Before you operate the unit learn and understand the purpose for each symbol Control And Operating Symbols Choke OFF Half Choke Full Choke Safety Warning Symbols AA WARNING WARNING A Thrown Objects Rotating Parts Stop Engine WARNING Keep Bystanders Away Disconnect Spark Wire Before Making Adjustments IMPORTANT WARNING Read Owner s Manual Wear Eye Protection Before Operating This Machine Contents of Parts Bag 1 10 16 1 1 2 inch Screw 1 Tie Strap G MS 3615MA 8 ASSEMBLY ASSEMBLY PARTS PACKED SEPARATELY IN CARTON 1 Owner s Manual not shown 1 Upper Handle 1 Right Lower Handle 1 Left Lower Handle 1 Parts Bag WARNING Always wear safety glasses or eye shields while as sembling the cultivator Figure 1 shows the cultivator completely as sembled References to the right or left side of the cul tivator are from the viewpoint of the opera tor s position behind the unit HOW TO REMOVE THE CULTIVATOR FROM THE CARTON 1 Remove the parts bag from the carton 2 Remove the handles from the carton 3 Remove the packing material positioned around the unit 4 Lift the cultivator out of the carton and place on a hard level surface 5 Remove the packing material from the Figure 1 t
12. Instruction Book Model CT20 Read and keep this book for future reference This book contains important information on SAFETY ASSEMBLY OPERATION and MAINTENANCE PRODUCT INFORMATION The owner must be certain that all the product information is included with the unit This information includes the INSTRUCTION BOOKS the REPLACEMENT PARTS and the WARRANTIES This information must be included to make sure state laws and other laws are followed MS 3615MA WARRANTY STATEMENT SECTION 1 LIMITED WARRANTY Husqvarna Forest 8 Garden Company Husqvarna warrants Husqvarna product to the original purchaser to be free from defects in material and workmanship from the date of purchase for the Warranty Period of the product as set forth below Lifetime Warranty Parts and Labor All tiller tines and trimmer shafts against breakage Proof of purchase reguired Lifetime Warranty PARTS ONLY after initial warranty expiration Ignition coils and modules on handheld product Proof of purchase reguired WARRANTY SCHEDULE FOR TURF CARE Eguipment Zero Turn Riders New warranty applies to units sold after August 1 2005 Also applies to units factory eguipped with R O P S EZ Zero Turn Riders 3 year consumer warranty or 600 hours of use when used solely at the owner s residence EZ Zero Turn Riders 1 year commercial warranty or 600 hours of use iZ LZ 8 BZ Zero Turn Riders 5 year cons
13. THE PURCHAS ER HUSQVARNA SHALL NOT BE LIABLE FOR ANY INCIDENTAL OR CONSEQUENTIAL DAMAGES FOR BREACH OF ANY EXPRESS OR IMPLIED WARRANTY ON THESE PRODUCTS EXCEPT TO THE EXTENT PROHIBITED BY APPLICABLE LAW ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE ON THESE PROD UCTS IS LIMITED IN DURATION TO THE WARRANTY PERIOD AS DEFINED IN THE LIMITED WARRANTY STATEMENT HUSQVARNA RESERVES THE RIGHT TO CHANGE OR IMPROVE THE DESIGN OF THE PRODUCT WITHOUT NOTICE AND DOES NOT ASSUME OBLIGATION TO UPDATE PREVIOUSLY MANUFACTURED PRODUCTS Some states do not allow the exclusion of incidental or consequential damages or limitations on how long an implied warranty lasts so the above limitations or exclusions may not apply to you This warranty gives you specific legal rights and you may also have other rights which vary from state to state SECTION 5 CUSTOMER RESPONSIBILITIES The product must exhibit reasonable care maintenance operation storage and general upkeep as written in the mainte nance section of the Owner s Operator s manual Should an operational problem or failure occur the product should not be used but delivered as is to an authorized Husqvarna retailer for evaluation Proof of purchase as explained in section 6 rests solely with the customer SECTION 6 PROCEDURE TO OBTAIN WARRANTY CONSIDERATION It is the Owner s and Retailer s responsibility to make certain that the Warranty Registration Card is properly f
14. acciden A tal starting when setting up transporting adjusting or mak ing repairs always disconnect spark plug wire and put wire where it cannot contact the spark plug IMPORTANT Safety standards require opera tor presence controls to minimize the risk of in jury Your cultivator is equipped with such controls Do not attempt to defeat the function of the operator presence control under any cir cumstances Before Use Read the owner s manual carefully Be thoroughly familiar with the controls and the proper use of the cultivator Know how to stop the cultivator and disengage the controls quickly Do not operate the cultivator without wear ing adequate outer garments Wear foot wear that will improve footing on slippery surfaces Keep the area of operation clear of all per sons particularly small children and pets Thoroughly inspect the area where the cul tivator is to be used and remove all foreign objects Keep in mind that the operator or user is responsible for accidents or hazards occur ring to other people their property and themselves Disengage all clutches and shift into neu tral before starting the engine motor Fuel Safety Handle fuel with care it is highly flam mable Use an approved container Check fuel supply before each use allow ing space for expansion as the heat of the engine and or sun can cause fuel to ex pand MS 3615MA WARNING Look for this symbol to point
15. al Caution Decal Husgvarna Decal Engine Recoil Decal Hold Grip Decal CT20 Decal Throttle Control 29 MS 3615MA
16. cts in the fuel tank or permanent damage can occur Do not fill the fuel tank with gasoline that does not have oil mixed in it Shake the gasoline container before each filling of the fuel tank Oll 5 3 2 Shake Can 1 f 1 U S Gallon container 5 gt MS 3615MA Add more gas 3 0 5 Auarts OPERATION HOW TO START THE ENGINE and sudden eguipment movement which could result in minor or moder Before you start the engine make sure that ate injury you have read and understand all the in A j j 6 Hold the rope handle with your right hand structions on the preceding pages and pull to start the engine WARNING Do not touch the 7 If the engine does not start do not repeat throttle control while starting steps 5 and 6 more than three times be the engine The cultivator will fore you move the choke off or on engine speed e ad 8 When the engine starts move the choke lever to the HALF CHOKE position When 1 Fill the fuel tank to 1 2 inch below the bot the engine runs smoothly move the tom of the fill neck Reinstall the fuel tank choke lever to the NO CHOKE position cap securely Always use fresh fuel Nev NOTE If the tines do not stop when or a es could be stale from long the throttle control is released adjust POES OL Storage the carburetor idle speed See How 2 Movethe on off switch to the ON position To Adjust The Carburetor in the Ser see Figure 9 vice And Adjustme
17. customer s original purchase for defects in material and workmanship Normal wear tear or abuse is not covered under the warranty Product must be returned to Charlotte with a warranty claim form All care and maintenance instructions must be followed as stated by the manufacturer on the care label The fit of the product apparel boot is not covered under warranty 30 Day Warranty Replacement parts accessories including bars and chains tools and display items Emission control system components necessary to comply with CARB TIER II and EPA regulations except for those components which are part of engine systems manufactured by third part engine manufactures for which the purchaser has received a separate warranty with product at time of purchase SECTION 2 HUSQVARNA S OBLIGATIONS UNDER THE WARRANTY Husqvarna will repair or replace defective components without charge for parts or labor if a component fails because of a defect in material or workmanship during the warranty period MS 3615MA 2 SECTION 3 ITEMS NOT COVERED BY THIS WARRANTY The following items are not covered by this warranty Normal customer maintenance items which become worn through normal regular use including but not limited to belts blades blade adapters bulbs clutches clutch drums filters guide bars lubricants rewind springs saw chain spark plugs starter ropes and tines Natural discoloration of material due to ultraviolet
18. d weed seeds Raising the depth stake will allow it to move faster and till more shal low When cultivating around plants or close areas you may want to remove the out side tines See Tine Replacement in the Service Adjustments section A manual Know location and functions of all controls Keep all safety devices and shields in place Never allow children or uninstructed adults to operate cultivator Shut off en gine before unclogging tines or making repairs Keep bystanders away from ma chine Keep away from rotating parts and tines They can cause injury WARNING Read the Owner s Seed bed preparation 4 to 6 inches depth Use the depth stake Adjust the depth stake downward for deeper cultivation Heavy soil 4 inch depth or greater Remove the depth stake and work the tines down with a back and forth motion to at least a depth of 4 inches Slowly pull the cultivator backward allowing the soil to feed forward over the tines MAINTENANCE CUSTOMER RESPONSIBILITIES SERVICE RECORDS Fill in dates as you complete regular service Before SERVICE Storage DATES Tighten All Screws and ee Lubricate Tine Lubricate Tine Shat Check Check Spark Plug Plug PRODUCT SPECIFICATIONS Model No See Nameplate Date Of Purchase Horse Power 2 Displacement 3 0 cu in 49 2 cc Gasoline Capacity 20 oz Fuel Oil Mix Ratio 24 1 To Gas 5 3 oz oil to 1 gal gas use unleaded re
19. d Ad justments section e Loosen the knobs that secure the upper handle to the lower handle Carefully fold the upper handle Make sure the throttle cable is not bent Tighten the knobs e cross piece of the upper handle be tween the lower handles can now be used as a carry handle To store the cul tivator up off the floor and out of the way the cross piece can also be hooked over a wall hook e Put the cultivator in a building that has good ventilation e Cover the cultivator with a suitable pro tective cover that does not retain mois ture Do not use plastic IMPORTANT Never cover the cultivator while the engine and exhaust areas are still warm NOTE A yearly checkup or tune up by a Authorized Service Center is a good way MS 3615MA to make sure that your cultivator will pro vide maximum performance for the next season Engine WARNING Store gasoline in a A clean approved container and keep the cap in place on the container Keep gasoline in a cool well ventilated place never in the house Never buy more than a 30 day supply of gasoline to assure volatility Gasoline is intended to be used as a fuel for internal combustion engines therefore do not use gasoline for any other purpose Since many children like the smell of gasoline keep it out of their reach be cause the fumes are dangerous to in hale as well as being explosive CAUTION Experience indicates that alco hol blended fuels
20. ducing use except as herein stated All consumer product use must have been limited to the owner s residence 2 Year or 2 000 Hour amp 1 Year or 1 000 Hour Warranty Husqvarna Utility Vehicles 1 Year Warranty Power cutters stump grinder pole pruners and pole saws for noncommercial nonprofessional noninstitutional or nonincome producing use All 300 series trimmers brushcutters clearing saws hovering trimmers stick edgers backpack blowers handheld blowers hedge trimmers power assist collection systems for commercial institutional professional or income producing purposes or use 1 Year Conditional Component Warranty Chain saw crankshafts for commercial professional use parts and labor Saw must be operated with Husqvarna XP 2 cycle oil 90 Day Commercial Warranty Automatic mower chain saws 100 series trimmers power cutters stump grinders pole saws pole pruners snow throwers model series 580 amp 600 walk behind mowers or any Husqvarna product used for commercial institu tional professional municipality or income producing purposes or use except as otherwise provided herein Batteries 1 year prorated limited warranty with 100 replacement during the first 6 months Rental Warranty 90 days on all applicable professional equipment reference warranty time period charts located in the back of the Retailer Warranty Policy amp Procedure Manual Husqvarna Safety Apparel caries as 90 day warranty from the date of the
21. fic Exercise caution to avoid slipping or falling Never operate the cultivator without proper guards plates or other safety protective devices in place Continued following page SAFETY RULES Safe Storage Use only attachments and accessories ap proved by the manufacturer of the machine such as wheel weights counterweights and the like Never operate the cultivator at high trans port speeds on hard or slippery surfaces Look behind and use care when backing Never allow bystanders near the cultivator Keep children and pets away while operating Never operate the cultivator without good visibility or light Be careful when tilling in hard ground The tines may catch in the ground and propel the tiller forward If this occurs let go ofthe handlebars and do not restrain the ma chine Use extreme care when reversing or pull ing the machine towards you Do not change the engine governor set tings or overspeed the engine Start the engine or switch on the motor carefully according to instructions and with feet well away from the tines Never pick up or carry a machine while the engine is running Do not run the engine indoors The ex haust fumes are dangerous containing CARBON MONOXIDE an ODORLESS and DEADLY GAS Take all possible precautions when leaving the cultivator unattended Stop the engine and if equipped remove the key Do not overload the cultivator capacity by attempting to t
22. ghten the spark plug to a torgue of 15 foot pounds Feeler Gauge Spark Plug Figure 12 Cover the outside of the air filter with oil Use the same type of oil as used to make the fuel mixture Lightly squeeze the air filter to distribute and remove any excess oil Put the clean air filter into the air filter housing Install the air filter cover and secure with the screws as shown Connect the spark plug wire to the spark plug Filter Housing Figure 13 SERVICE AND ADJUSTMENT HOW TO REMOVE AND INSTALL THE TINES References to the right or left side of the cul tivator are from the viewpoint of the opera tor s position behind the unit All four tines are different and cannot be in terchanged The tines must be correctly installed or the cultivator will not function properly To till around plants or in small areas the outside tines can be removed to reduce the tilling width to approximately 7 inches WARNING The tines are self sharpening and will become guite sharp from use Handle carefully The tines will all wear evenly If the tines are being replaced because of wear we recom mend that all four tines be replaced at the same time To replace the tines do the fol lowing Tine Removal 1 Put the on off switch in the OFF tion Inside Tine Outside Tine Latch Pin MS 3615MA 2 Disconnect the spark plug wire from the spark plug 3 While wearing gloves remove the latch
23. gular Spark Plug Champion RCJ 8Y Spark Plug Gap 0 035 inch Idle RPM 1700 3000 MS 3615MA menmam Clean and Oil Air Cleaner Filter Clean Cylinder Exhaust Ports Drain Fuel a aa 17 GENERAL RECOMMENDATIONS The warranty on this cultivator does not cov er items that have been subjected to opera tor abuse or negligence To receive full value from the warranty the operator must main tain the cultivator as instructed in this manual Some adjustments must be made periodical ly to properly maintain your cultivator All adjustments in the Service and Adjust ments section of this manual must be checked at least once each season MAINTENANCE LUBRICATION Every 25 hours and or at the beginning of each season make sure the gear box is filled with lubricant see Figure 10 Tubes of gear lubricant are available from most auto motive supply stores Use portable tool grease such as Lubriplate 630AA Product No 06787 1 3 4 0z tube or Lubriplate GR 132 Product No 15892 10 0z tube After cleaning and before storage apply oil to the tine shaft see Figure 10 WARNING Allow the transmis sion to cool before filling with grease 1 Remove both left side tines See How To Replace The Tines in the Service and Adjustments section 2 Remove the air vent screw see Figure 10 3 Mounta grease gun onto the grease fit ting Fill the transmission until the grease begins to come out ofthe a
24. ill too deep at too fast a rate MS 3615MA Always refer to the owner s manual instruc tions for important details if the cultivator is to be stored for an extended period Never store the cultivator with fuel in the fuel tank inside a building where ignition sources are present such as water and space heaters clothes dryers and the like Allow the engine to cool before storing in any enclosure Ifthe fuel tank has to be drained do this outdoors Keep the cultivator in safe working condi tion Check all fasteners at freguent inter vals for proper tightness Repair Adjustments Safety After striking a foreign object stop the en gine Remove the wire from the spark plug and keep the wire away from the plug to prevent accidental starting Thoroughly in spect the cultivator for any damage and repair the damage before restarting and operating it If cultivator should start to vibrate abnor mally stop engine and check immediately for the cause Vibration is generally a warn ing of trouble Stop the engine whenever you leave the operating position Also disconnect the spark plug wire before unclogging the tines and when making any repairs adjust ments or inspections When cleaning repairing or inspecting shut off the engine and make certain all moving parts have stopped Never attempt to make any adjustments while the engine is running except when specifically recommended by the manufac turer SA
25. illed out and mailed to Husqvarna Forest amp Garden Company This card should be mailed within ten 10 days from the date of purchase in order to confirm the warranty and to facilitate post sale service Proof of purchase must be presented to the authorized Husqvarna retailer in order to obtain warranty service This proof must include date purchased model number serial number and complete name and address of the selling retailer To obtain the benefit of this warranty the product believed to be defective must be delivered to an authorized Husqvarna retailer in a timely manner no later that thirty 30 days from date of the operational problem or failure The product must be deliv ered at the owner s expense Downtime pick up and delivery charges are not covered by this warranty An authorized Husqvarna retailer can be normally located through the Yellow Pages of the local telephone directory or by calling 1 800 HUSKY62 for a dealer in your area HUSQVARNA 7349 Statesville Road Charlotte NC 28269 MS 3615MA 3 TABLE OF CONTENTS WARRANTY 2 SAFETY RULES 6 INTERNATIONAL SYMBOLS 8 ASSEMBLY 9 OPERATION 12 MAINTENANCE 17 TROUBLE SHOOTING CHART 23 REPAIR PARTS 24 Record the following information about your unit so that you will be able to provide it in case of loss or theft MODEL NUMBER OO OULU PURCHASE DATE CODE NO SERIAL NO DEALER S NAME AND ADDRESS CITY STATE TELEPHONE
26. ines HOW TO ASSEMBLE THE HANDLE Spacers Shield Spacers The lower handles have a short bend at the bottom and have been flattened at the top 1 Unwind the throttle control from around the engine Straighten the throttle cable Make sure that you do not bend or kink the cable 2 Remove the locknuts spacers and screws from the tine shield see Figure 2 Figure 2 MS 3615MA 9 10 11 12 ASSEMBLY Insert the right lower handle into the mounting channel see Figure 3 Make sure the flat end at the top of the handle is facing inward Mount a spacer on each screw Push the screws through the tine shield the lower handle and half way through the engine casing see Figure 4 Insert the left lower handle into the mounting channel see Figure 3 Make sure the flat end at the top of the handle is facing inward Push the screws through the engine casing the lower handle and the tine shield Secure with spacers and lock nuts as shown in Figure 4 Do not tight en at this time Remove the fasteners from the upper handle see Figure 5 Assemble the upper handle to the lower handles with the fasteners removed in step 7 Tighten the knobs NOTE To tighten the knobs hold the curved carriage bolt head against the outside of the lower handle as you tighten the knobs Tighten the locknuts that hold the ends of the lower handles see Figure 4 Tighten only enough to firmly hold
27. ir vent screw hole 4 Reinstall the air vent screw 5 Check the condition of the felt washer see Figure 10 Replace the felt wash HOW TO CLEAN THE TINES Always remove dirt and debris from the culti vator after each use Remove any string wire or vegetation that may become lodged in the mechanism and stop the tines from rotating 1 Release the throttle control and move the on off switch to the OFF position Disconnect the spark plug wire from the spark plug 2 While wearing gloves remove the latch pins that secure the tine assemblies to the shaft see Figure 11 Remove the tines from the shaft 3 Remove any lodged debris from the shaft and tines Clean and lubricate the tine shaft with a few drops of oil 4 Reassemble the tines on the shaft and secure with the latch pins 5 Connect the spark plug wire to the spark plug MS 3615MA er ifitis damaged see the Repair Parts section in this manual 6 Clean and lubricate the tine shaft with a few drops of oil 7 Reinstall the left side tines Remove the right side tines Check the felt washer for damage Clean and oil the tine shaft Reinstall the right side tines Air Vent Screw Grease Fitting Figure 10 Figure 11 Latch Pin MAINTENA SPARK PLUG 3 Check the spark plug every 25 hours Re place the spark plug if the electrodes are pitted or burned or if the porcelain is cracked 1 Make sure the spark plug is clean Clean the
28. l at the end of the growing season to further condition the soil e Avoid tilling soil that is too dry as it will pulverize and produce a dust that will not hold water Also tilling soil that is too wet will be hard on the machine and produce unsatisfactory clods e Better growth will be obtained if an area is tilled properly and used soon after till ing to preserve the moisture content depth stake the back of the culti vator serves a dual purpose It helps regulate the depth of the cut and also acts as a brake to help the operator con trol the speed of the cultivator e Lowering the depth stake will slow the cultivator and make it till deeper Raising the depth stake will allow it to move fast er and till more shallow HINTS FOR DEPTH STAKE OR WHEEL ADJUSTMENT Light cultivation about 1 to 2 inches depth with moderate growth Adjust the wheels upward to their highest or next to their highest position Make sure the handles are at a comfortable height for oper ating the cultivator MS 3615MA 16 e Ifthe cultivator stops forward motion and tries to dig deeper than necessary move the handles from side to side to start for ward motion e Cultivating is loosening or digging around growing plants which allows the plants to flourish When using the cultivator to remove weeds it is best to cultivate no deeper than 1 1 2 inches Cultivating deeper will only pull to the surface ungerminate
29. light Engine and drive systems not manufactured by Husqvarna these items are covered by the respective manufacturer s warranty as provided in writing with the product information supplied at the time of purchase all claims must be sent to the appropriate manufacturer Lawn and garden attachments are covered by a third party which gives a warranty all claims for warranty should be sent to the manufacturer Commercial or consumer mowing decks with sand abrasion damage Emission Control System components necessary to comply with CARB TIER Ill and EPA regulations which are manufactured by third party engine manufacturer SECTION 4 EXCEPTIONS AND LIMITATIONS This warranty shall be inapplicable to defects resulting from the following Accident abuse misuse negligence and neglect including stale fuel dirt abrasives moisture rust corrosion or any adverse reaction due to incorrect storage or use habits Failure to operate or maintain the unit in accordance with the Owner s Operator s manual or instruction sheet fur nished by Husqvarna Alterations or modifications that change the intended use of the product or affects the product s performance opera tion safety or durability or causes the product to fail to comply with any applicable laws or Additional damage to parts or components due to continued use occurring after any of the above REPAIR OR REPLACEMENT AS PROVIDED UNDER THIS WARRANTY IS THE EXCLUSIVE REMEDY OF
30. nts section 3 If the engine is cold move the choke con 9 stop the engine release the throttle trol to the FULL CHOKE position all the control and move the on off switch to the way down OFF position NOTE Do not choke a hot or warm 10 If the engine becomes flooded remove engine and dry the spark plug See Spark Plug 4 Put the unit firmly on the tines in an open Maintenance in the Maintenance section area away from by standers of this manual Then pull the starter rope 5 Push the compression release and hold wanithie choke lever inthe NOIGHOKE the right handle firmly with your left hand CAUTION DO NOT start the engine without FIRST pushing in the yellow compression relief valve Failure to do so can result in bruised fingers ON OFF Switch position 1 WARNING The muffler and sur rounding areas become hot af ter running the engine Avoid these areas Recoil Starter Handle MS 3615MA Air Cleaner No Choke Half Choke Full Choke Choke Control Compression Release Figure 9 15 OPERATION CULTIVATING TIPS e Tilling is digging in turning over and breaking up packed soil before planting Loose unpacked soil helps root growth Best tilling depth is 4 to 6 inches A tiller will also clear the soil of unwanted vege tation The decomposition of this vegeta tion matter enriches the soil Depending on the climate rainfall and wind it may be advisable to till the soi
31. r filter Clean and oil air filter Engine speed does not Debris interfering with throttle Clean dirt and debris off top increase properly linkage of carburetor Engine smokes Plugged air filter Clean and oil air filter excessively Too much oil in fuel mixture Check fuel mix chart and mix fresh fuel Tines continue to rotate Carburetor out of adjustment Adjust carburetor idle speed when throttle control is See How To Adjust The released Carburetor in the Maintenance section Tines will not turn Debris lodged in tine Remove debris See How To Clean The Tines in the Maintenance section Unit does not till properly Incorrect tine installation Check the tines for proper installation See How To Remove And Install The Tines in the Service And Adjustments section MS 3615MA 23 MODEL CT20 FACTORY NO 11054x37NA REF THROTTLE MOUNT SCREW REF UPPER HANDLES LOWER TINE TA 13 KEY KEY NO PART NO DESCRIPTION NO PART NO DESCRIPTION 10 Engine 2 0 HP 14 601001283 Screw 11 601000617 Flat washer 17 601 00 12 84 Cable Throttle 12 601001950 Rotor MS 3615MA Instruction Manual 13 601 0000 14 Washer MS 3615MA 24 MODEL CT20 FACTORY NO 11054x37NA 300 NO DESCRIPTION 300 601002464 Transmission 310 601002006 Bracket Depth Rod 311 601 000069 Screw 1 4 20 1 25 312 601002318 Nut 1 4 20 5 3615 25 MODEL CT20 MS 3615MA K
32. spark plug by carefully scrap ing the electrodes do not sand blast or use a wire brush Check the spark plug gap with a feeler gauge See Product Specifications for the correct spark plug gap and replace ment spark plug HOW TO CLEAN THE AIR FILTER The engine uses a foam air filter that can be cleaned and reused Clean and oil the air filter every 25 hours Clean more often in dusty conditions Remove and clean the air filter as follows CAUTION Never run the engine without the air filter installed An air filter clogged with dust can result in loss of engine power and can cause excessive wear or damage to the engine If the air filter is clogged clean or replace immediately 1 Disconnect the spark plug wire from the spark plug Remove the screws from the air filter cover see Figure 13 Remove the air filter cover and the air filter Wipe the cover and the inside of the air filter housing with a clean cloth Clean the air filter in a solution of water and household detergent Rinse thor oughly in clean water Wrap the air filter in a dry clean cloth Squeeze out do not twist all solution until dry CYLINDER EXHAUST PORTS Clean the cylinder exhaust ports after every 75 hours of operation For this procedure we recommend that you take your unit to a Au thorized Service Center MS 3615MA 19 NCE Before installing the spark plug coat the threads lightly with oil for easy re moval Ti
33. the handles CAUTION Over tightening the lock nuts can change the shape of the han dle and damage the engine casing Mount the throttle control on the right side of the upper handle with the screw as shown in Figure 5 Attach the throttle control cable to the lower handle with the cable fastener Make sure the throttle control cable is routed to the outside of the handles MS 3615MA 10 Left Lower Handle Right Lower Handle Spacer Locknut 72 SN 9 ys 2 Tine Shield Figure 4 Upper Handle Flat Washer Cable Fastener Figure 5 ASSEMBLY CHECKLIST For the best performance and satisfaction from this quality product please review the following checklist before you operate the cultivator v All assembly instructions have been completed Check Make sure no loose parts remain in the carton All fasteners have been properly tight ened As you learn how to use the cultivator extra attention to the following important items my Fueltank is filled with a fresh clean oil and fuel mixture ry Become familiar and understand the function of all controls Before you start the engine operate all controls MS 3615MA 11 OPERATION KNOW YOUR CULTIVATOR READ THE OWNER S MANUAL AND ALL SAFETY RULES BEFORE YOU OPERATE the cultivator To familiarize yourself with the location of the controls compare the illustrations with your cultivator Save this manual
34. top The Cultivator 1 Release the throttle control to stop the Depth Stake tines 2 Movethe ON OFF switch on the engine to the OFF position How To Set The Depth Use the depth stake to control the tilling depth and the forward speed Setthe depth stake or the depth rod to the desired tilling position as follows 1 Remove the hairpin and the clevis from the depth stake or depth rod see Figure 7 2 Adjustthe depth stake upward to dig shallower or downward to dig deeper 3 Reinstall the clevis pin and hairpin How To Operate The Cultivator 1 Start the engine See How To Start The 5 Engine 2 Tilt the unit back on the depth stake or depth rod until the tines are off the ground Squeeze the throttle control all the way up against the hand grip The 6 engine is governor controlled and must be run at full throttle while tilling 3 Hold the handle firmly and slowly tilt the 4 As the tines begin to make contact with Clevis Pin Depth Stake Bracket Figure 7 that the tines will dig into the soil and not ride forward over the ground Avoid tilling soil that is too dry as it will pulverize and produce a dust that will not hold water Also tilling soil that is too wet will be hard on the machine and produce unsatisfactory clods Lowering the depth stake will slow the cultivator and make it till deeper Raising the depth bar will allow it to move faster and till more shallow
35. umer warranty or 1 500 hours of use when used solely at the owner s residence iZ LZ 8 BZ Zero Turn Riders 1 year commerical warranty or 1 500 hours of use 3 Year or 1 500 Hour Commercial Use Warranty spindles on zero turn riders hydraulic pumps and wheel motors Warranty Schedule for Turf Care Walk Behind Units W WG amp WH Zero Turn Riders 3 year consumer and commercial war ranty New warranty applies to units sold after August 1 2005 Also applies to units factory equipped with R O P S 2 Year COMMERCIAL and CONSUMER Warranty all Husqvarna ground engaging commercial equipment WARRANTY SCHEDULE FOR CONSUMER TURF CARE EQUIPMENT 2 Year Consumer Warranty Automatic mower all Residential Zero Turn Riders all lawn yard and garden tractors all noncommer cial walk behind mowers tillers chain saws trimmers brushcutters clearing saws snow blowers handheld blowers backpack blowers hedge trimmers electrical products and power assist collection systems for noncommercial nonprofessional noninstitu tional or nonincome producing use except as herein stated All consumer product use must have been limited to the owner s resi dence WARRANTY SCHEDULE FOR CONSUMER FOREST amp GARDEN EQUIPMENT 2 Year Consumer Warranty all consumer chain saws trimmers brushcutters clearing saws handheld blowers backpack blow ers hedge trimmers and electrical products for noncommercial nonprofessional noninstitutional or nonincome pro
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