Husqvarna DT22 User's Manual
Contents
1. Clean tank sludge reservoir and empty carburetor Fill the tank with proper fuel Open choke valve Clean or replace the air filter Contact an authorized service workshop Replace the spark plug Check electrode gap and clean or Contact an authorized service workshop Contact an authorized service workshop 37 STORAGE Winter storage At the end of the season the machine should be readied for storage or if it will not be in use for longer than 30 days Fuel allowed to stand for long periods of time 30 days or more can leave sticky residues that can plug the carburetor and disrupt engine function Fuel stabilizers are an acceptable option to reducing sticky residues during storage If alkylate gasoline Aspen is used stabilizers are unnecessary because this fuel is stable However you should avoid switching between regular and alkylate gasoline as sensitive rubber components can harden Add stabilizer to the fuel in the tank or in the storage container Always use the mixing ratios specified by the manufacturer of the stabilizer Run the engine for at least 10 minutes after adding the stabilizer so that it reaches the carburetor Do not empty the fuel tank and the carburetor if you have added stabilizer yp ARNG Never store an engine with fuel in the tank indoors or in poorly ventilated spaces where fuel vapor can come in contact with open flame sparks or a pilot light such as in a boiler hot2. Starter handle Misuse of the starter handle can damage the starter Do not twist the starter cord around your hand Pull out the handle slowly until the gears mesh Then give a sharp pull on the starter handle Do not pull out the starter cord completely and do not let go of the starter handle when extended Throttle control Adjust the engine speed with the throttle Moving the lever to the left increases throttle and to the right decreases throttle Cutting the engine If the engine has been running full out let it run easily for about 30 seconds to 1 minute at low speed Engine switch Turn the engine switch counterclockwise to OFF Fuel valve Close the fuel valve Turn the lever all the way to the left see illustration H SON La 8011 034 23 OPERATION Before you start Mow the lawn 1 2 shorter than normal Allow the lawn to dry Wet conditions can Cause extensive damage to healthy grass FLAIL BLADES OR SPRING TINES 24 Flail Blades or Spring Tines Set blade or tine depth so that the blades or tines just touch on a flat surface such as a sidewalk or driveway Delta Blades Set blades to penetrate the soil to a depth of 1 8 to 1 4 witha maximum penetration of 1 2 Check your seed bag for the manufacture s recommended depth of application Lawns with deep thatch exceeding 2 cm may be best dethatched in two treatments spring and fall to avoid major s
3. Please state engine serial number and type when ordering replacement engine parts SYMBOLS AND DECALS A IMPORTANT INFORMATION WARNING XXXX XXX XXXX XX XXXX X XXXX XXXX XXX XXXX XX XXXX X XXXX Used in this publication to notify the reader ofa Used in this publication to notify the reader of a risk of personal injury particularly if the risk of material damage particularly if the reader should neglect to follow instructions reader should neglect to follow instructions given in the manual given in the manual Used also when there is a potential for misuse or misassembly Decals and machine bound instructions Depth Cut LAWN PREPARATION Es J lt MOW LAWN TO 1 2 HEIGHT DO NOT WATER PRIOR TO SEEDING POWER RAKE TO DETHATCH LAWN AND REMOVE THETCH IN EXCESS OF 1 2 AERATE LAWN WITH CORE TYPE AERATOR FERTILIZE LAWN WITH BROADCAST SPREADER SEEDING RECOMMENDATIONS FOR BEST RESULTS OVERSEED IN TWO PASSES OF ONE HALF APPLICATION RATE AT RIGHT ANGLES OR IN A CRISS CROSS PATTERN WATER HEAVILY IMMEDIATELY THEN LIGHTLY FOR 10 14 DAYS KEEPING SOIL MOIST Beeeee121 2 ff ST AUGUSTINEGRASS 1 2 2 5 AFTER GERMINATION WATER LESS OFTEN 9 Bane ee 14 1 4 1 00006 1 4 TO PROMOTE ROOT GROWTH SAS A Ke ge h Husqvarna logo 6 DANGER Watch
4. tines are designed to pluck dead grass and thatch out of the lawn without tearing or damaging existing root structure With the flexible tines the lawn is combed only 0 5 cm into the soil so it cannot penetrate the root structure Spring tines provide less aggressive dethatching than flail blades Setting blade height The blades are raised and lowered using a depth lever on the right side of the machine The knob in front of the lever controls the depth Turning the knob counterclockwise increases blade depth 21 OPERATION Starting the engine Check that all daily maintenance as described in the maintenance schedule has been performed Check that there is sufficient fuel in the tank Fuel valve SON Open the fuel valve Turn the lever all the way SC to the right ee M Choke When starting the engine warm the lever should be in the right position see the illustration When starting the engine cold or partially warm turn the lever completely or partly to the left Move the lever back to the right once the engine starts When the engine is cold it may be best to move the lever back in several stages Find the position where the engine runs smoothly Throttle control Set the throttle with about 1 3 of full throttle from idle This means 1 3 of the way from the rightmost end stop SS nae Engine switch Turn the engine switch clockwise to ON 8011 071 OPERATION
5. be started until the problem has i been resolved Close the fuel valve e Check the fuel level before each use and leave space for the fuel to expand because the heat from the engine and the sun can otherwise cause the fuel to expand and overflow e Avoid overfilling If you spill gasoline on the machine wipe up the spill and wait until it has evaporated before starting the engine If you spill gasoline on your clothing change your clothing Fueling always poses an element of risk SAFETY INSTRUCTIONS Maintenance Never make adjustments with the engine running Disengage the drive units shut off the engine and wait until all moving parts come to a complete stop before making adjustments performing maintenance or cleaning the machine Disconnect the spark plug cable before beginning repair work Keep all components in serviceable condition and make sure all nuts bolts etc are tight Replace worn or damaged decals Be careful when checking work tools Use gloves when performing maintenance work Never allow persons not trained in the use of the machine to perform service on it Always park the machine on even ground before performing maintenance or making adjustments Do not disassemble the engine This can invalidate your guarantee Contact your dealer if you have any questions regarding service or guarantee matters Follow all maintenance instructions Do not change the setting of governors and a
6. replace the o ring Idle adjustment A WARNING Risk for carbon monoxide poisoning Perform the adjustment outdoors ears oat TUT 1 Start the engine and run it until it reaches ere normal working temperature E D TN All 2 Adjust the throttle to idle position or so that the engine runs at the lowest possible speed 3 Turn the idle screw 1 so that the engine idles at 1250 1600 RPM 4 Increase the idle speed with the throttle and move it right back to idle position Check engine speed again 21 28 MAINTENANCE Ignition system The engine is equipped with an electronic ignition system Only the spark plug requires maintenance For recommended spark plug see chapter Technical data IMPORTANT INFORMATION Fitting the wrong spark plug type can damage the engine 1 Remove the ignition cable shoe and clean He ii around the spark plug 7 a y 2 Remove the spark plug with a 13 16 21 mm spark plug socket wrench 3 Check the spark plug Replace the spark plug if the electrodes are burned or if the insulation is cracked or damaged Clean the spark plug with a steel brush if it is to be reused 0 028 0 031 in 0 70 0 80 mm 4 Measure the electrode gap with a gapping tool The gap should be 0 7 0 8 mm 0 028 0 031 Adjust as necessary by bending the side electrode 5 Reinsert the spark plug turning by hand to avoid damaging the threads IMPORTANT INFOR
7. starter Never twist the starter cord around your hand Pull out the handle slowly until the gears mesh Do not pull out the starter cord completely and do not let go of the starter handle when extended Fuel valve The fuel valve opens and closes the connection between the tank and the carburetor The illustration shows the tank valve closed to open turn the lever completely to the right There is no middle position Turn off the valve when the machine is not in use to avoid flooding the carburetor The fuel valve is combined with a sludge reservoir For cleaning instructions see the chapter Maintenance Cleaning the sludge reservoir Choke The choke opens and closes the choke valve in the carburetor This is only used to start a cold engine The image shows the choke valve open to close turn the lever to the left The midway positions can be used When the engine starts the lever can be turned gradually to the right as long as it continues to run smoothly Forgetting the choke is evident as the engine runs roughly and produces black smoke This also results in increased fuel consumption Air filter The engine air filter is located under the cowling It consists of a foam rubber pre filter and a paper filter cartridge See the chapter Maintenance Air filter replacement for cleaning instructions Running the machine with a dirty air filter will cause the engine to run on partial choke and show the same sy
8. with handle 61 cm 24 without handle 102 cm 40 with handle 45 cm 17 3 4 center to center 3 4 closed flanged cartridge Front 8 x 1 3 4 Back 10 x 2 3 4 catcher bag Back 10 x 1 3 4 seed hopper 39 ASSEMBLY INSTRUCTIONS Assembly delivery service 1 Rotate the handle and tighten it in place 2 Fill the engine with the manufacturer recommended oil See section Lubrication Engine oil 3 Test the clutch Make sure that the clutch expansion spring disengages easily 4 The engine RPM is preset by the manufacturer Idle speed is 1250 1400 RPM Maximum engine speed is 3600 RPM See the engine manual for instructions on adjusting the regulator and carburetor if the engine speed is not within these limits Handle Oil refill engine Clutch cable Clutch bail oe 40 BAGGER ASSEMBLY Assembly directions catcher bag Part No 539106667 7 Rn DO NOT use or start the engine until the catcher bag is in place y rene Machines equipped with a catcher MUST not be used with defective catcher bags or without the catcher bag They pose a risk of thrown stones eye in jury and inhalation of pollution Ree DO NOT attempt to unblock bagger chute while engine is running Stop engine be fore removing grass and debris 1 Remove rear cover it is not used with the bagger attachment 2 Disconnect cable on handle remove clutch bail from handle 3 Remove handle from unit saving
9. your feet 2 Model designation DT22 7 Seed application chart 3 Caution list 8 Warning for carbon monoxide 4 Height setting 9 Open Close 5 Dial 10 Transport Engaged SYMBOLS AND DECALS Location of decals 1 Husqvarna logo 6 DANGER Watch your feet 2 Model designation DT22 7 Seed application chart 3 Caution list 8 Warning for carbon monoxide 4 Height adjust 9 Open Close 5 Seed Dial 10 Transport Engaged SYMBOLS AND DECALS Translation of instructions Decal 7 Seed application chart Values are approximate quantities of seed depend on the speed at which the machine is run Faster running speed results in sparser sowing Preparing the lawn Cut the grass to approximately 1 1 5 cm 1 2 shorter than normal Do not water before sowing Remove the layer of old grass cuttings thatch Aerate the lawn with a ground aerator of the coring type Fertilize the lawn Seed application recommendations For best results sow in two directions with a 45 angle between Water generously immediately afterward and continue watering moderately for 10 14 days to keep the soil moist After germination water sporadically to encourage root growth Decal 8 Warning Engine exhaust some of its constituents and certain vehicle components contain or emit chemicals considered by the State of California to cause cancer birth defects or other reproductive harm The engine emits carbon monoxide which is a c
10. 6 SlOra gE soisin aE aai eee 37 Winter storage nesenesnesenennerrnrnrerrnenene 37 SENICE aa E EERS 37 Technical data cccccccseseecesseeeseeseneeeenees 39 Assembly instructions sssasssnsnnsnnnnnnnnnnnnnn 40 Assembly delivery service 00008 40 Assembly directions catcher bag srenesancassinoaecceteonnenusnceomtaceuess 41 Assembly directions seed hopper 42 Supplement cceceeeeeeseeseenseeeeenseeseeneeeees 44 Instructions for the catcher bag 44 Instructions for the Seeder 00000 46 Service journal cccececeeseeeeeeeneeeseeenees 50 Delivery service s ssssssssssrserrsrrserrerrnen 50 After the first 20 hours cccceeeeeeeeees 50 2002 Husqvarna All Rights Reserved Beatrice NE Printed in U S A INTRODUCTION Congratulations Thank you for purchasing a Husqvarna lawn care product Through your confidence in us you have chosen an exceptionally high quality product This manual is a valuable document It describes your new Husqvarna machine Read the manual carefully before attempting to use the machine Following the instructions use service maintenance etc can considerably increase the lifespan of your machine and even increase its resale value Please contact your dealer for more information If you sell your Husqvarna machine make sure to give the operators manual to the new owner Use The dethatch
11. Lubrication Engine oil Oil drainage The drainage screw for the crankcase oil reservoir is located on the front of the engine IMPORTANT INFORMATION Used engine oil is a health hazard and legislation prohibits disposal on the ground or in nature it should always be disposed of at a workshop or appropriate disposal location Avoid skin contact wash with soap and water in case of spills Engine switch The engine switch stops the engine The illustration shows the switch in the OFF position short circuited electrical system To start the engine the switch must be first set to the ON position 18 8011 020 PRESENTATION Fuel tank Underneath the tank there is a fuel filter combined with the fuel valve The tank can be filled with 3 6 liters 0 95 US Gal for the DT22 Fueling Read the safety instructions before fueling Keep the fuel and fuel tank clean Avoid filling the machine with dirty fuel Make sure the fuel cap is properly tightened and the gasket is not damaged particularly before washing the machine A WARNING Use unleaded gasoline with minimum 86 octane rating Never use gasoline mixed with two cycle oil For ethanol and methanol fuel the following applies Gasoline is highly flammable Observe caution and fill the tank outdoors See the safety instructions Maximum allowable ethanol 10 volume Maximum allowable methanol 5 volume Maximum allowable MTBE Methyl Tertiar
12. MATION Inadequately tightened spark plugs can cause overheating and damage the engine Tightening the spark plug too much can damage the threads in the cylinder head 5 After the spark plug is seated tighten it using a spark plug wrench so that the washer is compressed A used spark plug should be turned 1 8 1 4 of a turn from the seated position A new spark plug should be turned 1 2 a turn from the seated position 6 Replace the ignition cable shoe MAINTENANCE Cutting unit Checking the drive belt 1 2 3 8 Allow the engine to cool Remove the spark plug cable Remove the belt guard see illustration on the left side of the machine Check that the belt is running in the proper track the pulleys should guide the belt in a straight line Check that the belt and pulleys are not oily If they are first try to clean them with spirits If they are heavily coated take the machine to an authorized service workshop to fix the oil leakage and replace the belt Check the belt for cracks heat damage or worn edges If these symptoms appear replace the drive belt see Replacing the drive belt Check that guide and tensioning equipment for the belt is not loose and is properly set see Replacing the drive belt Refit the belt guard Replacing the drive belt Replace the drive belt as follows lle o oS o N Allow the engine to cool Remove the spark plug cable Remove the belt guard R
13. Operator s manual DT22 Q Please read these instructions carefully and make sure you understand them before using the machine English TABLE OF CONTENTS Operating Instructions for Lawn Dethatcher DT22 with supplement for accessories Introduction iceerececnsteca ct iewcereeriwiereesiecceanencees 2 Congratulations ccccccseeeeceeeeseeeeeeeaeees 2 LSS E E E A E 2 Insure your machine ccccecseseeseeeeneees 2 Good Service sin sececerdcceseaniseabeosrtequsseneneeeiunes 2 Serial MUMDEL ccccceeeeeeeeeseeeeeeeeeeseeees 2 Symbols and AeCAIS ccccecseecsessseeseeeseeees 3 Decals and machine bound instructions 3 Location Of decals cccceeeeceeeeeeeeeeenees 4 Translation of instructions cccceees 5 Safety instructions ccccceeeeeeeeeeeeeeeeeneeees 6 General USE saiicisskstesaiiencwlomctetachioctnmeheadonss 6 Preparations cccccececeeeceseseeeseseceeeseeees 8 Operating ag caries pecs eeccee a icen sce enencenaeeeseaess 9 Movement Transport cccccseeeeeeeeeeees 10 HOMAGE pence se bonesdecesticenes ls EAR 10 OMITEN serrare EE Eri 10 Fuel system sss cccsscossuciweateensiaatcssaetniaeasies 11 Maintenance cccsccceeeceeeeeeeceeeeseeeees 12 Presentation cccccseseesseseesesseseeneeeenseeseneees 13 Presentation cccsccsseceseeeecseeseeeeseeeenes 13 Main components and operating INStrUMEN S nannannannannenennnennnnnnn
14. Wear Replacing delta blades Over time and due to wear the blades will diminish in length Once the blades have worn down by about 19 mm 8 4 the overall length of the blade at the longest point of the blade will be about 64 mm 2 1 2 and it will be necessary to replace the blades Wear Replacing spring tines Over time and due to wear the tines will diminish in length When the tines can no longer be adjusted to comb 6 mm 1 4 into the soil the tines must be replaced Spring tines can be replaced without removing It is possible to replace delta blades without removing the rotor shaft Remove the delta blade by removing the two screws with nuts holding the blade in place Turn the new blade until it is properly aligned see illustration Washers Ae van Blade ia the rotor shaft by using a 1 2 socket wrench Remove the screw and replace the spring tine using the wrench Fit the new spring tine before removing the tine on the opposite side MAINTENANCE Two minute rule The machine may be tipped forward to facilitate access for cleaning or service but no longer than 2 minutes If the machine is held in this position for too long the engine can be damaged by gasoline draining into the crankcase Should this happen perform an extra oil change on the engine Remove the spark plug and turn the engine over a few revolutions with the starter handle before starting the engine again Cleaning and wash
15. as described in the lubrication schedule Fill the fuel tank and start the engine Check all operating instruments Check decals and information attached to the unit Check the engine speed RPM see Technical Data Check for leakage Inform the customer about The need and advantages of following the service schedule The need and advantages of leaving the machine for service every 300 hours The effects of service and maintaining a service journal on the machine s resale value Fill in the sales papers etc After the first 20 hours 1 2 Change engine oil Check that belts are properly adjusted 3 Tighten screws and nuts Date stamp signature O O O Ho o u uuudO UO OO O Delivery service has been carried out No remaining notes Certified OLLI Sound Model 968999132 Lwa 102 Sound Test Sound test conducted was in accordance with 2000 14 EC and was performed on 07 October 2002 under the conditions listed General Condidtion Clear Temperature 66 F Wind Speed Less than 8 mph Test Report R092502 01 Vibration Model 968999132 Vibraton Level Vibration level at the operators handles were measured in the vertical lateral and longitudinal directions using calibrated vibration test equipment Tests were performed on 07 October 2002 under the conditions listed General Condidtion Clear Temperature 66 F Wind Speed Less than 8 mph Tes
16. der Rotate handle back to original position stretching spring re install the 3 8 bolt into the lower handle Repeat on other side See Figure 8 43 BAGGER ASSEMBLY 22 Wire tie the cable to the handle See Figure10 25 Fit catcher bag to the bag frame as follows e Affix the bag s plastic rails to the frame e Install the upper portion of the bag be tween the two struts on the upper portion of the frame and affix the bag to the front edge of the frame e Press on the snaps one on each side See Figure 11 FIGURE 10 23 Check adjustment of clutch cable If cable needs adjusting the adjusting should be done at the lower end with the spring Adjust as follows Pull the clutch bail tightly against the handle The spring stretch should be 3 8 1 2 If this range is not met the adjustment should be FIGURE 11 done closest to the spring 26 Attach bag to unit 24 Replace belt cover Ree DO NOT use or start the engine until the catcher bag is in place y ER Machines equipped with a catcher MUST not be used with defective catcher bags or without the catcher bag in place They pose a risk of thrown stones eye in jury and inhalation of dust FIGURE 12 44 BAGGER ASSEMBLY Instructions for the catcher bag 7 RR Machines equipped with a catcher MUST not be used with defective catcher bags or without the catcher bag They pose a risk of thrown stones eye in jury and inhalation o
17. e Allow the exhaust system to cool before performing service Risk for burns Cleaning replacement of the air filter is carried out as follows 1 Undo the wing nut and lift off the air filter cowling 2 Remove the foam rubber pre filter and clean using a mild detergent Squeeze it dry with a clean cloth Soak it with new engine oil Wind the filter in an absorbent cloth and squeeze out excess oil 3 Remove the wing nut in the air filter and remove the paper filter Tap the paper filter against a fixed surface to remove dust If the paper filter is still dirty or damaged it must be replaced 8011 031 IMPORTANT INFORMATION Do not use compressed air over 2 bar 30 PSI to clean the air filter Do not wash the paper filter Do not oil the paper filter 4 Refitthe air filter as follows Mount the paper filter in the air filter housing and tighten the wing nut Replace the pre filter on the paper filter Replace the cowling over the air filter housing 8011 032 MAINTENANCE Cleaning the sludge reservoir 1 Close the fuel valve 2 Unscrew the sludge reservoir 2 Make sure not to misplace the o ring 1 3 Clean the reservoir and the o ring in e g white spirit and dry carefully 4 Put the o ring in place in its track and replace the sludge reservoir Tighten it moderately to avoid damaging the threads 5 Turn the fuel valve to ON and check for leaks If it leaks
18. e air filter cartridge Clean sludge reservoir for fuel system Check and clean the spark plug Replace the spark plug Check idle speed Check and adjust play in valves Clean fuel tank Check replace fuel lines as necessary Check clutch and clutch cable Check flail blade lock washers Check decals and warning signs Check the seed holes for the seeder Check wear and tension on the belts Check blade wear and condition Check the chassis bolts and set screws Check the seed control lever for the seeder Check the wire mountings on the seeder Lubrication see the Lubrication schedule D First change after 20 hours In dusty conditions maintenance is required at shorter intervals With daily use the machine shall be lubricated twice weekly Performed by authorized service workshop Performed every second year Described in this manual O Not described in this manual A WARNING No service operations may be performed on the engine or unit unless e The engine is stopped e The ignition cable has been removed from the spark plug e The machine is securely parked where it will not tip or begin rolling 20 26 MAINTENANCE Replacing the air filter If the engine seems weak produces black smoke or runs unevenly the air filter may be clogged For this reason it is important to clean and replace the air filter regularly see the maintenance schedule for the proper service interval warnin
19. e spark plug Gasoline or oil on the spark plug Faulty engine switch cable or ignition Serious interior engine damage or faulty valves Engine is under powered or runs unevenly e Air filter e Fuel system Blue exhaust Voluminous blue white exhaust Black exhaust e Ignition system Short circuit e Low compression possible blue Clogged air filter Machine stored without observ ing proper procedure from chapter Storage Winter storage Tank filled with 2 cycle mixed oil Tank filled with diesel Choke left on Clogged air filter Carburetor problems Wrong spark plug type Build up on electrodes replace spark plug Faulty ignition unit Serious interior engine damage or faulty valve exhaust Action Open the fuel valve Close the choke with cold Turn the engine switch to ON Fill with fuel Clean tank sludge reservoir and empty carburetor Fill the tank with fresh fuel Clean tank sludge reservoir fuel lines and carburetor Fill the tank with fresh fuel Contact an authorized service workshop Replace the spark plug Check electrode gap and clean or Clean the spark plug Air the engine out Start with full throttle Contact an authorized service workshop Contact an authorized service workshop Clean or replace the air filter Clean tank sludge reservoir and empty carburetor Fill the tank with fresh fuel Fill the tank with proper fuel
20. emove the old belt Check for wear on the pulleys and replace as necessary Check the pulley setting against the rotor pulley and adjust as necessary The belt should run in the track Check the tensioning pulley The bearings should rotate freely and evenly The rocking lever on the tensioning pulley should be free with a lateral play of not more than 6 5 mm 0 25 see illustration Replace as necessary Fit a new belt by first pulling it over the lower pulley and then the engine pulley Check that the tensioning pulley and belt guides end up outside the belt loop Adjust the belt guides as necessary and refit the belt guard 8011 245 29 30 MAINTENANCE Wear Rotation Replacing flail blades After you have used your dethatcher for some time the blades will begin to wear on the striking edge When this happens their dethatching performance will diminish A new combing edge may be obtained by rotating the entire rotor shaft assembly laterally end to end This procedure can be repeated until the blades reach their wear limit see illustration Rotate the rotor shaft as follows IMPORTANT INFORMATION Only the flail blade rotor shaft can be rotated to achieve even wear Rotating the rotor shaft 1 Allow the engine to cool 2 Disconnect the spark plug Remove the belt guard see illustration Remove the belt guard and pulley from the rotor shaft see illustration 5 Remove the 6 bearing bo
21. entrate and focus on the task at hand Never leave the machine unsupervised with the engine running Make sure that other people are nearby when you are using the machine so that you can call for help should an emergency arise The machine is tested and approved only with the equipment originally provided or recommended by the manufacturer AA VARNING The engine can become very hot To avoid being burned you must turn off the engine and wait until all parts have cooled before touching the engine AA rere Overexposure to vibration may lead to circulatory or nerve damage particularly in people who have impaired circulation Contact your doctor if you experience symptoms that could have been caused by overexposure to vibration Examples of common symptoms include numbness pain muscle weakness change of skin color or an uncomfortable feeling of tingling These symptoms appear most frequently in the fingers hands or wrists SAFETY INSTRUCTIONS Preparations Make sure that you always have first aid equipment at hand when using the machine Make sure nobody else is in the vicinity of the machine when you start the engine engage the drive or run the machine Make sure animals and people maintain a safe distance from the machine Clear the area of objects such as stones toys steel wire etc that could become caught in moving machine parts and thrown out Find and locate all fixed objects in the ground
22. er is used to remove the layer of thatch and surface treat lawns i e power raking de mossing and collecting thatch in the form of old grass or moss With an attachment it can even be used for seeding both in initial sowing or overseeding Insure your machine Contact your insurance company to check on insurance coverage for your new machine You should have all inclusive insurance for liability fire damage and theft Good service Husqvarna s products are sold all over the world and only in specialized retail trade with complete service This ensures that you as a customer get only the best support and service Before the machine was delivered it underwent inspection and was adjusted by your dealer When you need spare parts or support in service questions guarantee issues etc please consult the following professional This Operators Manual belongs to machine Engine with serial number number Serial number The machine s serial number can be found on the printed plate attached to the rear side panel of the machine The plate includes the following information e The machine s type designation MODEL e The machine s serial number S N Please state the type designation and serial number when ordering spare parts The engine s serial number is punched in the crankcase above the oil drainage screw The engine type is specified on the crankcase under the air filter but also appears on the decal on the starter
23. f pollution Catcher bag Insert the catcher bag into the underside of the handle and open the safety door place bag on the catcher chute See Assembly instructions Assembly directions collector bag Correct height setting The thatch collected will be thrown into the catcher by the force arising from the flail blades combing through the grass The blades may not strike the soil If the blades come in contact with the soil they will claw which results in ineffective dethatching Collection conditions One achieves best results if the lawn is short and dry Wet lawns make collection less effective If the grass is long one may end up pulling and tearing at the lawn If the layer of thatch is thick Husqvarna mt N recommends going over the lawn first in one JU direction and then again in a perpendicular direction A thick layer of thatch may have formed over several 2 A lo years and the lawn may need combing 2 3 times FIGURE 14 before it is removed completely Do not attempt to remedy a major problem by combing the lawn just once Maintenance Check prior to use that the catcher is properly assembled and that the bag is not damaged See Assembly instructions Assembly directions collector bag Clean the equipment after use 45 SEEDER ASSEMBLY y penne DO NOT use or start the engine until the seeder is in place 1 Remove rear cover it is not used with the seeder attachment 2 P
24. fications to the design of the machine may absolve the manufacturer from liability for any resulting personal injury or property damage Modifying the machine without written approval from the manufacturer may void the guarantee Read this manual carefully before starting the machine SAFETY INSTRUCTIONS Husqvarna original spare parts are designed and specified to maintain high quality and correct fit for optimal durability and lifespan From a safety point of view you should only use Husqvarna original spare parts Check that all safety decals are in place See the chapter Symbols and decals Learn how to use the machine and its controls safely and learn to recognize the safety decals Only use the machine for sowing and dethatching lawns It is not intended for any other use Check that the machine is in serviceable condition prior to use see the chapter Maintenance Maintenance schedule Only use the machine in daylight or in other well lit conditions Keep the machine a safe distance from holes or other irregularities in the ground Pay attention to other possible risks Only allow the machine to be used by adults who are familiar with its use Never allow children or persons not trained in the use of the machine to use or service it Local laws may regulate the age of the user People and animals can distract you causing you to lose control of the machine For this reason you should always conc
25. ging the oil Warm oil flows out faster and leaves a smaller quantity of old oil inside the engine 1 Place a suitable vessel underneath the oil drainage screw Remove the oil dipstick 1 A and the oil drainage screw 4 WARNING Engine oil can be very hot if it is drained directly after stopping the machine Allow the engine to cool somewhat Tip Make a channel using a piece of cardboard to lead the oil directly into the vessel and avoid soiling the machine chassis 2 Allow the engine oil to drain into the vessel then replace the drainage screw Tighten it moderately IMPORTANT INFORMATION Used engine oil is a health hazard and legislation prohibits disposal on the ground or in nature it should always be disposed of at a workshop or appropriate disposal location Avoid skin contact wash with soap and water in case of spills 8011 045 3 Make sure the machine is parked on even ground Fill the new oil using the appropriate viscosity according to the diagram API Service SF SG to the upper level mark on the dipstick threads on the oil dipstick The engine takes 0 6 liters 0 63 US qt of oil When checking the oil level the dipstick should not be screwed in 4 Check that the rubber gasket is in position and screw the dipstick back into place Do not tighten it askew or too hard or you may damage the threads 5 Wipe up any spilled oil Checking the engine s oil level Make sure that t
26. grease nipples joints and shafts as described in the chapter Lubrication Lubrication schedule Store the machine in a clean dry place and cover it for extra protection Specifications Engine Cylinder volume Power Torque Spark plug Fuel volume Primary drive Dethatching breadth Clutch control Clutch mechanism Seeding breadth Depth setting Flail blade reel Delta blade reel Spring tine reel Handle Catcher bag Seed hopper Weight Width Length Height Distance between axles Bearings Wheels TECHNICAL DATA DT22 Honda GX160 163 cm 9 9 cu in 5 5 hp 4 kW at 3600 RPM 10 8 Nm at 2500 RPM NGK BPR6ES DENSO W20EPR U 3 6 liters 0 95 US Gal One V belt 55 8 cm 22 Handle mounted with automatic safety declutching Belt tightener with spring return and idling pulley 55 8 cm 22 Adjustable depth control with lever mechanism with lock and stop 52 case hardened steel blades with 1 6 cm 5 8 spacers 0 3 x 2 5 x 8 9 cm 1 8 x 1 x 3 1 2 20 austempered 12 gauge steel blades with 5 cm 2 spacers Not applicable Fixed ergonomic design with upholstery 0 23 m 8 ft synthetic material on frame with wheels 22 3 1 358 inch or approx 13 6 kg 30 lbs seed Self propelled stirring Inspection window Dethatcher 65 3 kg 144 Ibs with seed hopper 74 8 kg 165 Ibs with catcher bag 71 2 kg 157 Ibs 71 cm 28 68 cm 26 3 4 without handle 127 cm 50
27. gure 3 Some units us cotter pins FIGURE 5 15 Center agitators in seed box and tighten bear FIGURE 3 ing locking collars Use punch to tighten the collar then tighten the set screw Repeat for 11 Using two 2 wire ties attach cable to the frame the other side See Figure 4 16 Slide wheel on and apply two 2 retaining rings Some units use cotter pins instead of retaining rings NOTE The teeth on the retaining rings should point away from the wheel 17 Tighten the bearing bolts 18 Attach the control cable to the inside of the upper handle in the holes provided FIGURE 4 CONTROL LEVER 12 Place agitators in the seed box with screw holes toward the center 13 Make sure locking collar is on the axle then thread the axle though the side of the box and through the agitators in seed box CLOSED 14 Rotate axle to line up the holes with the agita tors holes Using the self tapping screws at tach the agitators to the rear axle See Figure 5 FIGURE 6 47 SEEDER ASSEMBLY 20 Attach the cable with a wire tie farther up the handle 21 Check adjustment of the cable by tipping unit forward confirming that when the control le ver is in the closed position the seedgate is fully closed If the seedgate needs adjusting loosen the screw and nut holding the cable clamp Move the cable back or forward in the clamp until the seedgate is fully closed when the control lever is in the closed p
28. hardware 4 Place a stable support under the rear frame to support the unit when the rear wheels are re moved 5 Remove the two 2 retaining rings on the rear wheel they are not reusable new rings are provided in the kit Remove wheel from rear axle Some units have cotter pins instead of retaining rings 6 Loosen one 1 set screw on the locking col lar Using a punch loosen the locking collar on the rear axle Repeat on the other side of unit i Remove rear axle from unit The wheel that is pinned to the axle can remain on the axle NOTE If axle is rusty remove rust with fine sandpa per NOTE Rubber flapper does not have to be removed 8 9 Remove bearings from the frame retain hard ware Install tray matching screw holes in main frame See Figure 1 ATTACH TRAY TO FRAME BEARING TRAY FIGURE 1 10 Apply bearings on the inside of the tray DO 11 NOT tighten hardware just snug it See Figure 1 LOCKING COLLAR FIGURE 2 Add locking collar to shaft install shaft through bearings and tray Place the other locking col lar on the shaft See Figure 2 Using a punch tighten the locking collars then tighten the set screw Repeat for the other side 41 BAGGER ASSEMBLY 12 Slide wheel on and apply two 2 retaining rings Some units use a cotter pin instead Xe PULLEY NOTE The teeth on the
29. he machine is parked on even ground with the engine stopped when checking T the oil level s 1 Unscrew the dipstick and wipe it using paper towel or a lint free rag 2 Replace the dipstick without screwing it in Remove and check the level on the dipstick 3 Fill oil as necessary to the lip of the dipstick hole Oil type see above 35 36 LUBRICATION 2 Depth knob with depth lock Lubricate the threads regularly with grease to avoid binding or locking It is particularly important to lubricate the threads after cleaning 3 Blades Cover the blades with a thin coat of oil to avoid rust This is particularly important prior to winter storage or if the machine will not be used for a period of longer than 30 days 4 Depth lever It is important to lubricate all links and joints so that they do not bind Use 30W engine oil 5 Handle Lubricate the joints at both sides of the handle with an oil can Symptom The engine will not start e User error e Fuel system e Spark plug Short circuit e No spark after checking spark plug e Low compression TROUBLESHOOTING Cause Fuel valve closed Choke valve open engine Engine switch in OFF position Fuel tank empty Machine stored without observing proper procedure from chapter Storage Winter storage Contamination water or ice in fuel system Carburetor problems Wrong spark plug type Build up on electrodes replac
30. hock to an older lawn Starting Set the depth lever in working position To engage the clutch in heavy thatch bear down on the handle and raise the front wheels slightly Hold the clutch engaged against the handle and carefully lower the machine into the turf Do a small test area at a slow walking pace If the engine speed drops excessively the depth setting is too deep Turn the depth knob clockwise If the machine pulls forward and bucks roughly the depth setting is too deep Check for stones or fixed objects in the lawn Then turn the depth knob clockwise Lock the depth knob with the depth lock after adjusting settings Finishing Remove all extracted thatch from the grass and compost dispose of properly Other methods for improving your lawn may include aeration and fertilization IMPORTANT INFORMATION Clear the lawn of any debris Clearly mark rocks and other fixed objects Be especially sure to check for hidden electrical cables or similar in the surface of the lawn MAINTENANCE Maintenance schedule The following is a list of maintenance procedures that must be performed on the machine For those points not described in this manual visit an authorized service workshop Daily Maintenance interval months hours Maintenance maint before 1 25 3 50 6 100 12 300 starting Check the engine oil level Replace engine oil Check the air filter Clean the air filter 2 Replac
31. ing Regular cleaning and washing will increase the machine s lifespan Make it a habit to clean the machine directly after use before the dirt sticks Check before rinsing that the fuel tank lid is properly in place to avoid getting water in the tank Use caution when using high pressure spray because warning decals instruction signs and the engine can be damaged Do not exceed 70 bar 1000 PSI water pressure when cleaning Lubricate the machine after cleaning This is particularly important if the machine is to be stored 33 LUBRICATION Lubrication schedule 12 12 1 12 1 52 1 365 DT22 25h 50h 100h 300h 1 Y T 2 Y ih W W General Stop the engine and remove the ignition cable before attempting to lubricate the machine Unless otherwise specified when lubricating with grease use Husqvarna s Universal Grease no 5310038 01 or Husqvarna s Lubrication Grease UL 21 no 5310060 74 Wipe away excessive grease after lubrication It is important to avoid getting lubricant on the belt or the drive surfaces on the belt pulleys Should this happen attempt to clean them with spirits If the belt continues to slip after cleaning it must be replaced 34 LUBRICATION 1 Engine oil 4 Check that the rubber gasket is in position and screw the dipstick back into place Do not tighten it askew or too hard or you may damage the threads The engine should be warm but not hot when chan
32. lace a stable support under the rear frame to support the unit when the rear wheels are re moved FIGURE 1 3 Remove the two 2 retaining rings on the rear wage ned are nol ia UPADE rao a 9 Place seed box on unit replace bearing with ian Le it Remove w sa fo vert eccentric collar to the outside The screws that axle Some units use a cotter pin instead o attach the seedbox to the frame MUST have retaining rings washers inside the seedbox on the screws DO NOT overtighten and deform the plastic snug up ONLY See Figure 2 4 Loosen one 1 set screw on the locking collar J Using a punch loosen the locking collar on the rear axle Repeat on the on the other side of the unit 5 Remove bolts holding the bearings to the frame 6 Remove rear axle from unit The wheel that is pinned to the axle can remain on the axle 7 Remove push nut push nut is not reusable a new one is provided in the kit from the right side of the rubber flap rod Lay the rubber flap away from the right side so the cable can run FIGURE 2 between the flap and frame Some units use cotier pins to hold the flap rod NOTE Do not tighten hardware on the bearings until the axle is installed 8 Route the cable from the seed gate between the bottom of the frame and the top of the rub ber flap See Figure 1 46 SEEDER ASSEMBLY 10 Re attach rubber flap rod with push nut to the frame being sure cable is routed above flap rod See Fi
33. ld the clutch tightly when working so that the belt does not slide PRESENTATION Blade versatility Flail blade Thatch is the dense layer of clippings roots and stems that forms between the soil and the base of the grass As thatch builds up it prevents water air and fertilizer from being absorbed into the soil This causes shallow root development leading to vulnerability to drought and frost Excessive thatch also creates an ideal environment for insects and lawn diseases Power raking with flail blades removes this thatch layer and restores your lawn to good health Flail blades offer the most aggressive dethatching of all the blades offered Delta blade Delta blades were created primarily for overseeding existing lawn They effectively incorporate grass seed into the soil This is an easy reliable method for rejuvenating poor lawns The delta blade is also useful as a vertical mower for cutting running stem grasses and opening up the soil to oxygen water nutrients and other chemicals Delta blades are also beneficial on slopes terraces and in high clay content soils where water runoff is a problem Blades should penetrate the soil to a depth of 1 8 to 1 4 with a maximum penetration of 1 2 Check your seed bag for the manufacture s recommended depth of application Spring tine Ideal for the established lawn that is not in need of a complete renovation but requires dethatching dry spots fungus etc Spring
34. lts and allow the rotor shaft to slide out 6 Check the shaft bearing blade length blade safety clips and spacers Rotate the shaft end for end Refit the bearing bolts Refit the pulley and check that it is aligned with top pulley 10 Refit the drive belt 11 Check the pulley alignment to the engine shaft pulley The drive belt should run smoothly in its track Adjust as necessary Tighten the pulleys 12 Refit the belt guard 13 Reattach the spark plug cable DT22 gt 89mm 3 5 A New blade B Worn blade C After rotation A J MAINTENANCE Replacing worn flail blades 1 Allow the engine to cool 2 Disconnect the spark plug 3 Tip the machine forward see the section Two minute rule IMPORTANT INFORMATION When tipping the machine forward observe the Two minute rule 4 Remove and dispose of the spring clips 1 locking washer type that hold the blade shaft 2 in place see the illustration 5 Inspect the blade shafts and replace if bent or worn 6 Drive the blade shafts out towards the center The blades 4 and the plasitc spacers 3 will fall off 7 Fit the new blades and replace the plastic spacers as necessary Refer to the illustration of the components for blade spacer placement Install new spring clips Repeat this procedure for the remaining three shafts 10 Reattach the spark plug cable 32 MAINTENANCE
35. mptoms as a forgotten choke described above It can also be difficult to start ISS ON TH 17 PRESENTATION Spark plug The engine spark plug is hidden under the ignition cable shoe When performing service it is important that the engine cannot start accidentally For this reason always remove the ignition cable shoe from the spark plug To avoid pulling the cable the cable shoe is equipped with a special handle see the illustration Type of spark plug see chapter Technical data Service instructions see chapter Maintenance Ignition system Muffler The engine muffler is equipped with a heat protective cowling Nonetheless it still becomes hot when the engine is running Avoid touching the muffler when it is warm Risk for burns Oil dipstick The dipstick for the crankcase oil reservoir is located on the front of the engine Refill the engine oil in the hole where the dipstick fits When checking the oil level the dipstick should not be screwed in The machine should be parked on even ground with the engine stopped Never run the engine without the dipstick in place The engine has an electronic oil level guard It stops and cannot be started if the level becomes too low Yet you should not rely entirely on the level guard rather you should check the oil using the dipstick For normal use we recommend SAE 10W 30 weight engine oil service SF SG see also the chapter
36. of the machine Never assume that children will stay put where you last saw them e Keep children away from the machine e Keep children away from the work area and under close supervision by another adult e Keep an eye out and shut off the machine if children enter the work area e Never allow children to operate the machine e Be particularly careful near corners bushes trees or other objects that block your view We recommend having two people to lift the machine Keep children away from the machine Keep children away from the work area 11 SAFETY INSTRUCTIONS Fuel system A WARNING Gasoline and gasoline fumes are poisonous and extremely flammable Be especially careful when handling gasoline as carelessness can result in personal injury or fire e Only store fuel in containers approved for that purpose e Never remove the fuel cap and fill the fuel tank when the engine is running en the e ee g Never fill the fuel tank indoors e Always stop the engine when refueling e Do not smoke when filling the gasoline tank and do not pour gasoline in the vicinity of sparks or open flame e Never fill the fuel tank indoors e Before starting the machine after refueling it should be moved at least 10 feet 3 M from the location where it was filled a e Turn off the fuel supply for storage or transport e If leaks arise in the fuel system the engine w M must not
37. olorless poisonous gas Do not use the machine in enclosed spaces Decal 3 Important information Read and make sure you understand the Operator s Manual before use or maintenance To obtain a replacement manual please contact your dealer Observe all safety instructions otherwise you may injure yourself or others around you Make sure that the machine is in serviceable condition prior to use Make sure that all protective devices are in place when the machine is in use Stop the engine and wait until all machine movement comes to a standstill before service adjustment or cleaning Do not run the engine in poorly ventilated spaces Make sure nobody is in the vicinity of the machine before starting and during use Avoid slopes that are too steep to use the machine safely Clear any debris from the lawn prior to use SAFETY INSTRUCTIONS General use The object of this manual is to help you use your Husqvarna machine more safely and to give you information about how to maintain your machine Please read the manual carefully before attempting to use the machine If after reading the operators manual you are still unsure about the safety risks associated with use of the machine you should not use the machine Please contact your dealer for more information These safety instructions only address the basics for safe use It would be impossible in the safety instructions to describe all possible risk situati
38. omponents contain or emit chemicals considered to cause cancer birth defects or other reproductive harm The engine emits carbon monoxide which is a colorless poisonous gas Do not use the machine in enclosed spaces SAFETY INSTRUCTIONS Movement Transport e To turn and steer the machine press down on the handle and turn on the back wheels e Turn off the engine and allow it to cool at least 2 minutes before transport e Collapse the handle if the machine is equipped with a collapsible handle e Be careful and use safe lifting and moving techniques when loading unloading the machine e We recommend having two people to lift the machine e Fasten the machine properly in place with approved fasteners such as tension belts chains or rope Always check that you are in compliance with applicable traffic regulations before transporting the machine Storage e Allow the engine to cool before storing the machine Never store the machine near a open flame e Store the machine with the fuel valve closed e Store the machine and fuel in such a way that there is no risk that leaking fuel or fumes can come in contact with flames or sparks from electrical machines electric engines relays switches boilers or similar e Store the machine in a locked space away from children and adults untrained in use of the machine Children Serious accidents can occur if you fail to be on guard for children in the vicinity
39. ons that could arise when using the machine You can however prevent accidents by always using common sense To obtain extra copies of the operator s manual please contact your dealer IMPORTANT INFORMATION Do not use the machine until you have read the operator s manual carefully and understand the instructions given All maintenance work or adjustments not described in this manual must be performed by an authorized Husqvarna service workshop e Read this manual carefully and make sure you understand it before using the machine or performing any maintenance If the user cannot read this manual it is the responsibility of the machine owner to explain the contents to the user e Follow all safety instructions Failure to do so may result in injury to yourself or others e Accident prevention regulations other general safety regulations occupational safety rules and traffic regulations must be followed without fail e All users shall be trained in use of the machine The owner is responsible for training users e Engage an authorized Husqvarna workshop for all service and repairs not described in this manual A WARNING Under no circumstances may the original design of the machine be modified without written approval from the manufacturer Such modifications not only affect the performance and durability of the machine but may even pose a Safety risk for users and those in the vicinity Unauthorized modi
40. ostion DO NOT move the seedgate with your hand use the cable to move the seedgate for a more accurate ad justment 22 To check the seed dial adjustment insert a 1 8 drill bit into one of the holes in the seed gate the seed dial should read 3 1 2 If not adjust the cable by loosening the screw and nut holding the cable clamp Move the cable back or forward in the clamp until the seed dial reads 3 1 2 SEED GATE CABLE CLAMP By FIGURE 7 23 Make sure the cable moves freely NEVER kink the cable 24 Re check the unit to see if it functions properly 48 SEEDER ASSEMBLY Instructions for the seeder IMPORTANT INFORMATION The equipment is only intended to sow grass seeds on lawns All other use such as spreading lime or manure is incorrect and could damage the equipment General information The seed hopper is mounted on the rear of the machine The seeds are released with a lateral Space of approximately 3 8 cm 1 1 2 after the blades have cut the soil Delta blades are recommended for seeding For more uniformed coverage we recommend first sowing in one direction and then sowing at approximately 45 from the first sowing pass With this method the seed flow should be set at half of the recommended quantity for approximately 93 m 1000 ft The seeder does not remove the thatch layer The thatch should be removed before beginning the seeding process The seeds must be covered wi
41. retaining rings should point away from the wheel 13 Tighten wheel bearing hardware on both sides NOTE If you have not installed the flail reel shaft do so now 14 Install rubber flaps between flail blades on the rake shaft See Figure 3 If this shaft is installed you DO NOT have to remove the shaft from the unit to install the the rubber flaps FIGURE 4 16 Attach the chute to the mainframe 0N WY SAL SN l RUBBER FLAP FIGURE 3 FIGURE 5 15 Remove belt guard Remove cable by remov ing the pulley See Figure 4 Attach new cable 17 Install two extenders on the outside of the lower and replace pulley Save the old cable for use handle assembly Attach the lanyards with pins when the bagger is not used to the extenders as shown in Figure 6 42 BAGGER ASSEMBLY SPRING A EXTENDER EXTENDER 3 Yj N FIGURE 6 FIGURE 8 20 Attach upper handle to the extenders 18 Place door in position and set the hinge bolts DO NOT tighten the bolts leave at least 1 16 21 Attach upper end of cable to the handle and space Thread nut on to the bolt See Figure install cable through clutch bail Fit clutch bail into the handle See Figure 9 FIGURE 7 FIGURE 9 19 Remove upper bolt from lower handle and rotate handle toward the ground Using the hardware provided install the spring to the exten
42. rnnennnnnnenee 14 ENIO sie gentte unt oresteSsatevserquscee sine srietsachaudat 15 Cutting unit ce ctceredeaniosceracteesesacineecstamcooseds 19 Blade versatility ccccseccsseeeeseeseeeenes 20 Setting blade height cceeeeeeeeeeees 20 Operation snccncsasvecexsnsneesecnteneentasesecascnestnata 21 Starting the engine cccccssseeeeeeeeeeees 21 Cutting the engine ccceceesseeeeeeeeee ees 22 Before you Start cccccseeecseeeeeseseeeees 23 AAO ees ceeeaese eee EE 23 PSNID e a E 23 Maintenance cccsssecseseseenseesesseeneneenenseens 24 Maintenance schedule ccseceeeeeeeees 24 Replacing the air filter ccccceeeeees 25 Cleaning the sludge reservoir 06 26 Idle adjustment ccceeeceeeceeeeeeeeeeeeees 26 Ignition system sseinsissisenieasiena dine sveeeicntennsinanes 27 C tting Unitas 28 Two minute rule cbeecrcsateoeteeseeceeteanceteenceees 33 Cleaning and washing ccccseeeeeeeees 32 Lubrication ssssssssnnnsnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn 33 Lubrication Schedule cccccseceeseeeees 33 Gena an 33 Engine oil sssnssnnssnsnnnesesrnserrserrernserrennene 34 Depth knob with depth lock 008 35 BUS o E A A E E 35 Bie ga 21 2 gant ae eee renee ene eee 35 Handle nannennonnnnnnnnnnnnnennnnnnnnrnnrnnrrnrenenne 35 Troubleshooting sssssssnssnnnnnnnnnnnnnnnnnnnnnnnnn 3
43. rugs or medication that can affect your vision judgment or co ordination Never use the machine indoors or in spaces lacking proper ventilation Do not use the machine on any surface other than grass Make sure you have a proper foothold when using the machine particularly when backing Walk don t run Never work on wet grass Poor traction may cause you to slip Keep your hands and feet away from moving parts Keep your hands and feet away from the work tools Slow down and be especially careful on slopes Make sure to run the machine in the recommended direction on slopes Be careful when working close to sudden changes in level Smoking open flames or sparks in the vicinity of the machine are strictly forbidden Gasoline is extremely flammable and carelessness in handling can result in personal injury or fire Stop and inspect the equipment if you run over or into anything If necessary make repairs before beginning again Whatever happens you should always park the machine on even ground disengage the drive turn off the engine and wait until all moving parts have stopped before leaving the operating position behind the machine 8011 041 The engine exhaust is poisonous Never run the engine indoors 8011 091 Keep your hands and feet away from moving parts Smoking near the machine is strictly prohibited A warnine Engine exhaust some of its constituents and certain vehicle c
44. such as sprinkler systems poles water valves bases for washing lines etc Be certain to check for hidden electrical cables or similar in the surface of the lawn Always run the machine around these objects Never intentionally run the machine over foreign objects Make sure all guard plates and protective cowlings are in place and intact when using the machine Makes sure no clothing long hair or jewelry can catch in moving machine parts Never use the machine when barefoot Always wear protective shoes or protective boots with anti slip and preferably with steel toes Wear approved ear protection when running the machine Ask your dealer about approved ear protection yore Always use approved protective clothing and approved protective equipment when using the machine Protective clothing and protective equipment cannot eliminate the risk of accidents but wearing proper clothing and the correct equipment will reduce the degree of injury should an accident occur Ask your dealer about approved protective clothing and approved protective equipment recommended by Husqvarna 10 SAFETY INSTRUCTIONS Running Do not use the machine on grades of more than 20 We recommend working across slopes rather than up and down This will yield a more even result Do not leave the machine standing on a slope unattended Do not use the machine if you are tired if you have consumed alcohol or if you are taking other d
45. t Report _R092502 01 51 114 01 94 26 L 2003w10
46. th soil to germinate Adjusting the seed hopper A seed application chart is located on the back of the seed hopper The seed dial is also located on the handle bar of the unit Set the seed flow by loosening the wing nut rotating the dial to the correct setting and tightening the wing nut The seed control lever is located on the handle of the seeder When the seed control lever is in the open position the dial controls the degree that the seed gate will be opened The flow of seed can be stopped with the seed control lever when turning and refilling seeds Maintenance Make sure before use that the release holes for the seeds are not plugged with soil or similar Clean the equipment carefully after use Lubricate after cleaning to prevent corrosion Lubricate joints and bearings and unpainted metal surfaces DT22RF Be careful of the muffler when opening the seed hopper lid as it can be very hot and cause burns 49 50 SERVICE JOURNAL Action Delivery service 1 oo N Oo p Break the packaging and make sure the machine has not been damaged in transport Where applicable assembly accompanying components Check that the machine design corresponds to the customer order Check that the right amount of oil is in the engine and transmission Check that the working equipment is properly set Check that the drive pulleys are aligned Check that belts are properly adjusted Lubricate the machine
47. th a seeder It is available as an accessory at your Husqvarna dealer It can be mounted aftermarket see the chapter Assembly instructions Assembly directions seed hopper SD22 It is not possible to use a catcher and seeder simultaneously DT22RF PRESENTATION Main components and operating instruments 1 Engine Depth knob with depth lock Depth lever 4 Knob for collapsible handle 5 Clutch bail 6 Handle 15 PRESENTATION Engine Exterior engine components and operating instruments Throttle control Starter Starter handle Fuel valve Choke Air filter oe BE ee YY FS Spark plug 8 Muffler 11 Oil dipstick engine 12 Oil drainage engine 13 Oil level meter 14 Engine switch 15 Fuel tank 16 Fuel filler cap Throttle control The lever controls engine speed The image shows half throttle Turning the lever to the left increases throttle and to the right decreases throttle Turning the lever completely to the right puts the engine at idle If the engine stalls in idle the idle soeed can be adjusted see the chapter Maintenance Idle adjustment 8011 043 8011 252 Q Sais 8011 034 PRESENTATION Starter The starter is of the magnapull type with spring return To replace the return spring or starter cord contact an authorized service workshop Starter handle Misuse of the starter handle can damage the
48. void running the engine with overly high RPMs If you run the engine too fast you risk damaging the machine components Do not modify safety equipment Check regularly to be sure it works properly The machine must not be run with defective or disassembled safety equipment The muffler is designed to maintain sound levels at an approved level and keep direct exhaust away from the user Exhaust gases from the engine are extremely hot and may contain sparks that can cause fires or burn the user Never use a machine with a defective muffler Reduce the risk of fire by removing grass leaves and other debris that may have caught in the machine Z si H Disconnect the spark plug cable before repair work A WARNING Wait until all moving parts are completely still before performing maintenance on the machine Turn off the engine and remove the spark plug cable Keep the machine clean 13 14 PRESENTATION Presentation Congratulations on your choice of an exceptionally high quality product This operators manual describes the Husqvarna dethatcher The machine is available in one basic design DT22 The machine is equipped with a 5 5 hp Honda four cycle engine DT22 can be equipped with a catcher It is available as an accessory at your Husqvarna dealer It can be mounted aftermarket see the chapter Assembly instructions Assembly directions catcher bag Alternatively DT22 can be equipped wi
49. water tank clothing drier etc Handle the fuel with caution It is very flammable and careless use can cause serious damage to person and property Drain the fuel into an approved container outdoors and far away from open flame Never use gasoline for cleaning Use a degreaser and warm water instead Service When ordering spare parts please specify the purchase year model type and serial number Always use genuine Husqvarna spare parts An annual check up at an authorized service workshop is a good way to ensure that your machine performs its best the following season 38 To ready the machine for storage follow these steps Clean the machine carefully particularly the chassis and working equipment Mend damage to the paint to prevent rust Inspect the machine for worn or damaged parts and tighten any nuts or bolts that may have become loose Change the engine oil dispose of properly Open the fuel valve Empty the fuel tank 1 and the carburetor 2 8011 048 Close the fuel valve Remove the spark plug and pour about a tablespoon of engine oil in the cylinder Turn over the engine so that the oil is evenly distributed and then refit the spark plug Put the engine in the compression phase where the triangle mark on the sleeve of the starter is aligned with the upper hole in the starter Note Compression phase occurs every second revolution ey ANZ ON Q Lin Lubricate all
50. y Butyl Ether 15 volume If the engine bolts at normal load it can be damaged Change the fuel If this does not help contact an authorized service workshop Do not fill the tank completely leave space for the fuel to expand as it warms up 19 20 PRESENTATION Cutting unit Depth lever Use the depth lever to raise and lower the blades between working and transport position When the lever is up the blades are in working position Blades should penetrate the soil to a depth of 1 8 to 1 4 with a maximum penetration of 1 2 Check your seed bag for the manufacture s recommended depth of application Depth knob The knob is used to adjust the cutting depth of the blades Turning the knob counterclockwise increases the working depth A shim has been added at the factory to keep the blades from penetrating the soil too deeply As the blades wear remove the shim and store below the depth lock until new blades are added then replace the shim in the original position Depth lock The screw under the depth knob is used to lock the depth knob to prevent it being changed by machine vibrations Undo the depth lock by turning it counterclockwise before turning the depth knob Secure the depth knob with the depth lock after adjusting settings Clutch The clutch tightens the drive belt and engages the drive for the blades When the clutch lever is pressed against the handle the blades begin to rotate Ho
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