Husqvarna 968999131 Operator'S Manual Download Page 1

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MANUAL NO. 539107174 REV. 05 (09/03/03)

Operators Manual

Models:

968999131/DT22H5NRA
968999212/DT22B5NRA

968999213/DT22B5FA

968999243/DT22H5FA
968999244/DT22B5DSA (SD22)

968999247/DT22NEFA

Summary of Contents for 968999131

Page 1: ...MANUAL NO 539107174 REV 05 09 03 03 Operators Manual Models 968999131 DT22H5NRA 968999212 DT22B5NRA 968999213 DT22B5FA 968999243 DT22H5FA 968999244 DT22B5DSA SD22 968999247 DT22NEFA ...

Page 2: ...el system 10 Maintenance 11 Presentation 12 Presentation 12 Controls 13 Main components and operating instruments 13 Engine 14 Cutting unit 14 Blade versatility 15 Setting blade height 15 Maintenance 17 Maintenance schedule 17 Cutting unit 18 Two minute rule 22 Cleaning and washing 22 Lubrication 23 Lubrication schedule 23 General 23 Blades 24 Handle 24 Troubleshooting 25 Storage 26 Winter storage...

Page 3: ...eding 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 Before the machine was delivered it underwent inspection and was adjusted by your dealer When you need spare parts or support in service questions warranty issues etc please consult the following profes...

Page 4: ... of a risk of material damage particularly if the reader DOES NOT follow the instructions given in the manual Used also when there is a potential for misuse or misassembly Decals and machine bound instructions 1 Husqvarna logo 2 Model designation DT22 3 Height adjust 4 Seeder Dial 5 DANGER watch your feet 6 Seed application chart 7 Warning for carbon monoxide 8 Open Close Seedbox 9 Caution graphic...

Page 5: ... 1 Husqvarna logo 2 Model designation DT22 3 Height adjust 4 Seeder Dial 5 DANGER watch your feet 6 Seed application chart 7 Warning for carbon monoxide 8 Open Close Seedbox 9 Caution graphics 10 Warning for bagger 11 Handle folding instructions 12 Height 13 Nascar Decal ...

Page 6: ...e 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 colorless poisonous gas Do not use the machine in enclosed spaces Translation of instructions Decal 6 Seed application chart Values are approximate quantities of seed de...

Page 7: ...d this manual it is the responsibility of the machine owner to explain the contents to the user Follow all safety instructions Failure to do so may result in injury to yourself or others Accident prevention regulations other general safety regulations occupational safety rules and traffic regulations must be followed without fail All users shall be trained in use of the machine The owner is respon...

Page 8: ...e For this reason you should always concentrate 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 Overexposure to vibra...

Page 9: ...d disengage the drive turn off the engine and wait until all moving parts have stopped before leaving the operating position behind the machine SAFETY INSTRUCTIONS WARNING Engine exhaust some of its constituents and certain vehicle components contain or emit chemicals considered to cause cancer birth defects or other reproductive harm The engine emits carbon monoxide which is a colorless poisonous...

Page 10: ...ot be started until the problem has been resolved 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 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 chang...

Page 11: ...ate your engine warranty 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 avoid running the engine with overly high RPM 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 ...

Page 12: ...ed with a 5 5 hp Honda or 5 5 hp Briggs Stratton four cycle engine The 22 dethatcher can be equipped with a catcher It is available as an accessory at your Husqvarna dealer It can be mounted after purchase Alternatively the 22 dethatcher can be equipped with a seeder It is available as an accessory at your Husqvarna dealer It can be mounted after purchase It is not possible to use a catcher and se...

Page 13: ...13 CONTROLS Main components and operating instruments 1 Engine 2 Depth lever 3 Knob for collapsible handle 4 Clutch bail 5 Handle 6 Shaft guard 7 Belt shield 1 2 3 4 5 3 6 7 ...

Page 14: ...belt does not slip CONTROLS CLUTCH LEVER Engine Refer to your engine manual 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 r...

Page 15: ...rasses 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 law...

Page 16: ...Set blade depth so that the blades just touch on a flat surface such as a sidewalk or driveway Lawns with deep thatch exceeding 3 4 may be best dethatched in two treatments spring and fall to avoid major shock to an older lawn Starting Set the transport 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...

Page 17: ...ubrication see the Lubrication schedule MAINTENANCE 3 50 6 100 1 25 Maintenance Daily maint before starting Maintenance interval months hours WARNING No service operations may be performed on the engine or unit unless The engine is stopped The ignition cable has been removed from the spark plug The machine is securely parked where it will not tip or begin rolling Described in this manual Not descr...

Page 18: ...ear replace the drive belt see Replacing the drive belt 7 Check that guide and tensioning equipment for the belt is not loose and is properly set see Replacing the drive belt 8 Refit the belt guard Replacing the drive belt Replace the drive belt as follows 1 Allow the engine to cool 2 Remove the spark plug cable 3 Remove the belt guard 4 Remove the old belt 5 Check for wear on the pulleys and repl...

Page 19: ...ion 4 Remove the belt and pulley from the rotor shaft 5 Remove the 6 bearing bolts and allow the rotor shaft to slide out 6 Check the shaft bearing blade length blade e rings and spacers 7 Rotate the shaft end for end 8 Refit the bearing bolts 9 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 b...

Page 20: ...blade shafts and replace if bent or worn 6 Drive the blade shafts out towards the center The blades 4 and the plastic 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 8 Install e rings 9 Repeat this procedure for the remaining three shafts 10 Reattach the spark plug cable IMPORTANT INFOR...

Page 21: ...ades have worn down by about 3 4 the overall length of the blade at the longest point of the blade will be about 2 1 2 and it will be necessary to replace the blades It is possible to replace delta blades without 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 removing the r...

Page 22: ...ith the starter handle before starting the engine again Cleaning and washing 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 ...

Page 23: ...t 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 1 Check engine oil daily change every six months or 100 hours 2 Check and lubricate wheel bearings once a month 3 Lubricate folding handle points once a week 1 2 3 3 ...

Page 24: ...h 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 2 Handle Lubricate the joints at both sides of the handle with an oil can JOINT JOINT ...

Page 25: ...ice checking spark plug or ignition workshop Low compression Serious interior engine Contact an authorized service damage or faulty valves workshop Engine is under powered or runs unevenly Air filter Clogged air filter Clean or replace the air filter Fuel system Machine stored without observ Clean tank sludge reservoir and ing proper procedure from empty carburetor chapter Storage Winter storage F...

Page 26: ...t empty the fuel tank and the carburetor if you have added stabilizer WARNING 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 hot water tank clothing drier etc Handle the fuel with caution It is very flammable and careless use can cause serious damage to person and pr...

Page 27: ... 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 ASSEMBLY INSTRUCTIONS 1 2 3 4 ...

Page 28: ... described in the lubrication schedule 9 Fill the fuel tank and start the engine 10 Check all operating instruments 11 Check decals and information attached to the unit 12 Check the engine speed RPM see Technical Data 13 Check for leakage 14 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...

Page 29: ...29 SERVICE JOURNAL Action Date stamp signature ...

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