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Husqvarna DT22 - page 1
Oper a tor´s manual DT22 Please read these instructions car efully and make sur e you understand them bef ore using the machine. English ...
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Husqvarna DT22 - page 2
2 TABLE OF CONTENTS Operating Instructions for Lawn Dethatcher DT22 with supplement for accessories Introduction .................................................. 2 Congratulations ......................................... 2 Use ............................................................ 2 Insure your machine .................................. 2 ...
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Husqvarna DT22 - page 3
3 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, ser ...
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Husqvarna DT22 - page 4
4 WARNING! Xxxx xxx xxxx xx xxxx x xxxx. 8011-243 SYMBOLS AND DECALS Used in this publication to notify the reader of a risk of personal injury , particularly if the reader should neglect to follow instructions given in the manual. IMPORTANT INFORMATION Xxxx xxx xxxx xx xxxx x xxxx. Used in this publication to notify the reader of a risk of materia ...
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Husqvarna DT22 - page 5
5 SYMBOLS AND DECALS Location of decals 1. Husqvarna logo 2. Model designation DT22 3. Caution list 4. Height adjust 5. Seed Dial 10. Transport/Engaged 6. DANGER Watch your feet 7. Seed application chart 8. Warning for carbon monoxide 9. Open/Close 1 2 3 4 5 6 7 8 9 6 10 DT22RF DT02 DT03 ...
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Husqvarna DT22 - page 6
6 SYMBOLS AND DECALS Decal 3 Important information Read and make sure you understand the Operator’s Manual before use or maintenance. T o 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 ...
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Husqvarna DT22 - page 7
7 SAFETY INSTRUCTIONS Read this manual carefully before starting the machine. 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 v ...
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Husqvarna DT22 - page 8
8 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 t ...
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Husqvarna DT22 - page 9
9 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 object ...
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Husqvarna DT22 - page 10
10 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 drugs or medication that c ...
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Husqvarna DT22 - page 11
11 SAFETY INSTRUCTIONS Children Serious accidents can occur if you fail to be on guard for children in the vicinity of the machine. Never assume that children will stay put where you last saw them. • Keep children away from the machine. • Keep children away from the work area and under close supervision by another adult. • Keep an eye out and ...
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Husqvarna DT22 - page 12
12 SAFETY INSTRUCTIONS Never fill the fuel tank indoors. Fuel system Close the fuel valve. • Only store fuel in containers approved for that purpose. • Never remove the fuel cap and fill the fuel tank when the engine is running. • Always stop the engine when refueling. • Do not smoke when filling the gasoline tank and do not pour gasoline i ...
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Husqvarna DT22 - page 13
13 SAFETY INSTRUCTIONS Disconnect the spark plug cable before repair work. 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 ...
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Husqvarna DT22 - page 14
14 PRESENTATION Presentation Congratulations on your choice of an exceptionally high quality product. This operator ’ s 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 accessor ...
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Husqvarna DT22 - page 15
15 PRESENTATION Main components and operating instruments 1. Engine 2. Depth knob with depth lock 3. Depth lever 4. Knob for collapsible handle 5. Clutch bail 6. Handle DT04 1 2 3 4 5 6 4 ...
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Husqvarna DT22 - page 16
16 PRESENTATION Engine Exterior engine components and operating instruments 1. Throttle control 2. Starter 3. Starter handle 4. Fuel valve 5. Choke 6. Air filter 7. 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 ...
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Husqvarna DT22 - page 17
17 PRESENTATION Starter handle Misuse of the starter handle can damage the 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 t ...
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Husqvarna DT22 - page 18
18 OFF OFF ON ON 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 ...
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Husqvarna DT22 - page 19
19 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 g ...
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Husqvarna DT22 - page 20
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 reco ...
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Husqvarna DT22 - page 21
21 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 thatc ...
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Husqvarna DT22 - page 22
22 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 Open the fuel valve. Turn the lever all the way to the right. Choke When starting the engine warm, the lever should be in the right position; see the illustration. ...
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Husqvarna DT22 - page 23
23 OFF OFF ON ON OPERATION 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. Cutting the e ...
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Husqvarna DT22 - page 24
24 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. 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 ...
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Husqvarna DT22 - page 25
25 Check the engine oil level 34 Replace engine oil 1) 34 Check the air filter 25 Clean the air filter 2) 25 Replace air filter cartridge 2) 25 Clean sludge reservoir for fuel system 26 Check and clean the spark plug 27 Replace the spark plug 27 Check idle speed 26 Check and adjust play in valves 4) - Clean fuel tank 4) - Check, replace fuel lines ...
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Husqvarna DT22 - page 26
26 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). Cleaning/replacement of the air filter is carried out as follows: 1. Undo the wing ...
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Husqvarna DT22 - page 27
27 Cleaning the sludge reservoir 1. Close the fuel valve. Idle adjustment 1. Start the engine and run it until it reaches normal working temperature. 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 wi ...
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Husqvarna DT22 - page 28
28 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 ” . MAINTENANCE IMPORTANT INFORMATION Fitting the wrong spark plug type can damage the engine. 1. Remove the ignition cable shoe and clean around the spark plug. 2. Remo ...
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Husqvarna DT22 - page 29
29 MAINTENANCE Cutting unit Checking the drive belt 1. Allow the engine to cool. 2. Remove the spark plug cable. 3. Remove the belt guard (see illustration) on the left side of the machine. 4. Check that the belt is running in the proper track; the pulleys should guide the belt in a straight line. 5. Check that the belt and pulleys are not oily. If ...
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Husqvarna DT22 - page 30
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 repeat ...
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Husqvarna DT22 - page 31
31 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 ” . 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 ...
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Husqvarna DT22 - page 32
32 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 MAINTENANCE Wear/Replacing delta blades Over time and due to wear, the blades will diminish in length. ...
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Husqvarna DT22 - page 33
33 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 an ...
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Husqvarna DT22 - page 34
34 LUBRICATION Lubrication schedule 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. I ...
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Husqvarna DT22 - page 35
35 LUBRICATION 1. Engine oil The engine should be warm (but not hot) when changing 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) and the oil drainage screw (4). Tip: Make a channel using a piece of cardboard to ...
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Husqvarna DT22 - page 36
36 LUBRICATION 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 ...
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Husqvarna DT22 - page 37
37 TROUBLESHOOTING Symptom Cause Action The engine will not start • User error Fuel valve closed. Open the fuel valve. Choke valve open. Close the choke with cold engine. Engine switch in OFF position. Turn the engine switch to ON. • Fuel system Fuel tank empty. Fill with fuel. Machine stored without Clean tank, sludge reservoir and observing p ...
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Husqvarna DT22 - page 38
38 STORAGE To ready the machine for storage, follow these steps: 1. Clean the machine carefully, particularly the chassis and working equipment. Mend damage to the paint to prevent rust. 2. Inspect the machine for worn or damaged parts and tighten any nuts or bolts that may have become loose. 3. Change the engine oil; dispose of properly. 4. Open t ...
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Husqvarna DT22 - page 39
39 Specifications DT22 Engine Honda GX160 Cylinder volume 163 cm 3 (9.9 cu in) Power 5.5 hp (4 kW) at 3600 RPM Torque 10.8 Nm at 2500 RPM Spark plug NGK BPR6ES DENSO W20EPR-U Fuel volume 3.6 liters/0.95 US Gal Primary drive One V-belt Dethatching breadth 55.8 cm (22") Clutch control Handle-mounted with automatic safety declutching Clutch Belt ...
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Husqvarna DT22 - page 40
40 ASSEMBL Y INSTR UCTIONS 1 . Handle 2. Oil refill engine 3. Clutch cable 4. Clutch bail 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. T est the clutch. Make sure that the clutch e xpansion spring disengages easil ...
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Husqvarna DT22 - page 41
41 B A GGER ASSEMBL Y Assembly directions, catcher bag (Part No. 539106667) W ARNING! DO NOT use or start the engine until the catcher bag is in place. W ARNING! 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. 1. Re ...
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Husqvarna DT22 - page 42
42 B A GGER ASSEMBL Y 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. 17. Install two extenders on the outside of the lower handle assembly . Attach the lanyards with pins to the extenders as shown in Figure ...
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Husqvarna DT22 - page 43
43 B A GGER ASSEMBL Y FIGURE 8 EXTENDER LANY ARD PIN FIGURE 6 18 . Place door in position and set the hinge bolts. DO NOT tighten the bolts, leave at least 1/16" space. Thread nut on to the bolt. See Figure FIGURE 7 19 . Remove upper bolt from lower handle and rotate handle toward the ground. Using the hardware provided install the spring to t ...
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Husqvarna DT22 - page 44
44 B A GGER ASSEMBL Y 25. Fit catcher bag to the bag frame as follows: • Af fix the bag ’ s plastic rails to the frame. • 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. • Press on the snaps, one on each side. See Figure 1 1. 8011-283 8011-284 ...
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Husqvarna DT22 - page 45
45 B A GGER ASSEMBL Y Instructions for the catcher bag 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 instructionsAssembly directions, collector bag ” . Correct height setting The thatch collected will be thrown into the catcher by the force arising fr ...
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Husqvarna DT22 - page 46
46 SEEDER ASSEMBL Y W ARNING! 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. Place a stable support under the rear frame to support the unit when the rear wheels are re- moved. 3. Remove the two (2) retaining rings on the rear wheel (they are not reusable, new rings ...
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Husqvarna DT22 - page 47
47 12 . Place agitators in the seed box with screw holes toward the center . 15 . Center agitators in seed box and tighten bear- ing locking collars. Use punch to tighten the collar then tighten the set screw . Repeat for the other side. FIGURE 5 16 . Slide wheel on and apply two (2) retaining rings. (Some units use cotter pins instead of retaining ...
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Husqvarna DT22 - page 48
48 23 . Make sure the cable moves freely . NEVER kink the cable. 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 un ...
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Husqvarna DT22 - page 49
49 8011-119 Instructions for the seeder 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. IMPOR T ANT INFORMA TION The equipment is only intended to sow grass seeds ...
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Husqvarna DT22 - page 50
50 Action Date, stamp, signature SERVICE JOURNAL Delivery service 1. Break the packaging and make sure the machine has not been damaged in transport. 2. Where applicable, assembly accompanying components. 3. Check that the machine design corresponds to the customer order . 4. Check that the right amount of oil is in the engine and transmission. 5. ...
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Husqvarna DT22 - page 51
51 Sound - Model 968999132 L WA Sound T est Sound test conducted was in accordance with 2000/14/EC and was performed on 07 October 2002 under the conditions listed. General Condidtion: T emperature: Wind Speed: T est Report: Vibration - Model 968999132 Vibraton Level Vibration level at the operators handles were measured in the vertical, lateral, a ...
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Husqvarna DT22 - page 52
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Husqvarna DT22 - page 53
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Husqvarna DT22 - page 54
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Husqvarna DT22 - page 55
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Husqvarna DT22 - page 56
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