Page 2 - Main components and operating
2 TABLE OF CONTENTS Operating Instructions for Lawn Dethatcher with supplement for accessories Introduction .................................................. 3 Congratulations ......................................... 3Use ............................................................ 3Insure your ma...
Page 3 - INTRODUCTION; Congratulations; The engine’s serial number is printed on the engine.
3 INTRODUCTION Congratulations Thank you for purchasing a Husqvarna lawn care product. Through your confidence in us, you havechosen an exceptionally high quality product. This manual is a valuable document. It describes your new Husqvarna machine. Read the manualcarefully before attempting to use t...
Page 4 - SYMBOLS AND DECALS; IMPORTANT INFORMATION; Xxxx xxx xxxx xx xxxx x xxxx.; Decals and machine-bound instructions
4 ! WARNING! Xxxx xxx xxxx xx xxxx x xxxx. SYMBOLS AND DECALS Used in this publication to notify the reader of arisk of personal injury , particularly if the reader DOES NOT follow the instructions given in the manual. IMPORTANT INFORMATION Xxxx xxx xxxx xx xxxx x xxxx. Used in this publication to n...
Page 5 - Location of decals
5 SYMBOLS AND DECALS Location of decals 1 3 5 7 8 9 10 11 12 13 2 4 6 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....
Page 6 - Do not run the engine in poorly ventilated spaces.; Translation of instructions; Do not water before sowing.
6 SYMBOLS AND DECALS Decal 9 Important information Read and make sure you understand the Operator’sManual before use or maintenance. To obtain a replacement manual, please contactyour dealer. Observe all safety instructions; otherwise you mayinjure yourself or others around you. Make sure that the m...
Page 7 - SAFETY INSTRUCTIONS; General use
7 SAFETY INSTRUCTIONS WARNING! Under no circumstances may the originald e s i g n o f t h e m a c h i n e b e m o d i f i e dw i t h o u t w r i t t e n a p p r o v a l f r o m t h emanufacturer. Such modifications noto n l y a f f e c t t h e p e r f o r m a n c e a n ddurability of the machine but...
Page 8 - Preparations
8 • Make sure nobody else is in the vicinity of themachine when you start the engine, engagethe drive or run the machine. • Make sure animals and people maintain a safedistance from the machine. • Clear the area of objects such as stones, toys,steel wire, etc. that could become caught inmoving machi...
Page 9 - Operating; not; WARNING!
9 Operating • Do not use the machine on grades of more than 20°. We recommend working acrossslopes rather than up and down. This will yielda 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 a...
Page 10 - Fuel system; Always stop the engine when refueling.; Turn off the fuel supply for storage or transport.; Children; Keep children away from the machine.
10 Fuel system Close the fuel valve. • Only store fuel in containers approved for thatpurpose. • Never remove the fuel cap and fill the fuel tankwhen the engine is running. • Always stop the engine when refueling. • Do not smoke when filling the gasoline tankand do not pour gasoline in the vicinity ...
Page 11 - Maintenance; Never use a machine with a defective muffler.
11 SAFETY INSTRUCTIONS Disconnect the spark plug cable before repair work. Maintenance • Never make adjustments with the enginerunning. • Disengage the drive units, shut off the engineand wait until all moving parts come to acomplete stop before making adjustments,p e r f o r m i n g m a i n t e n a...
Page 12 - PRESENTATION; Presentation
12 PRESENTATION Presentation Congratulations on your choice of an exceptionallyhigh quality product. This operator’s manualdescribes the Husqvarna dethatcher. The machineis available in 22" width. The machine is equipped with a 5.5 hp Honda or 5.5hp Briggs & Stratton, four-cycle engine. The ...
Page 13 - CONTROLS; Main components and operating instruments
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 - Cutting unit; Depth lever; Engine; Refer to your engine manual.; Depth knob
14 Cutting unit Depth lever Use the depth lever to raise and lower the bladesbetween working and transport position. When thelever 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". Checkyour seed bag f...
Page 15 - Blade versatility; Flail blade; Setting blade height
15 Blade versatility Flail blade Thatch is the dense layer of clippings, roots andstems that forms between the soil and the base ofthe grass. As thatch builds up, it prevents water,air and fertilizer from being absorbed into the soil.This causes shallow root development leading tovulnerability to dr...
Page 16 - OPERATION; Before you start; FLAIL BLADES OR SPRING TINES:; Set blade or; Starting; Set the transport lever in working position.; Finishing
16 IMPORTANT INFORMATION Clear the lawn of any debris. Clearly mark rocks and other fixed objects. Be especially sure to check for hiddenelectrical cables or similar in the surfaceof the lawn. OPERATION Before you start • Mow the lawn 1/2" shorter than normal. • Allow the lawn to dry. Wet condit...
Page 17 - MAINTENANCE; The engine is stopped.; Maintenance schedule
17 Check the engine oil level Replace engine oil 1) Check the air filter Clean the air filter 2) Replace air filter cartridge 2) 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 4) Clean fuel tank 4) Check, ...
Page 18 - Checking the drive belt
18 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 theleft side of the machine. 4. Check that the belt is running in the propertrack; the pulleys should guide the belt in astraight line. 5. C...
Page 19 - Rotating the rotor shaft
19 BELT COVER 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 performancewill diminish. A new combing edge may be obtainedby rotating the entire rotor shaft asse...
Page 20 - Replacing worn flail blades; Allow the engine to cool.
20 1 2 3 4 MAINTENANCE Replacing worn flail blades 1. Allow the engine to cool. 2. Disconnect the spark plug. 3. Tip the machine forward; see the section ”Twominute rule”. 4. Remove e-rings (1) (locking washer type) thathold the blade shaft (2) in place (see theillustration). 5. Inspect the blade sh...
Page 21 - Spring tines can be replaced without removing the; It is possible to replace delta blades without
21 Delta Blade Screws Nuts Washers Wear/Replacing spring tines Over time and due to wear, the tines will diminishin length. When the tines can no longer be adjustedto comb 1/4" into the soil, the tines must bereplaced. Spring tines can be replaced without removing the MAINTENANCE Wear/Replacing ...
Page 22 - Two minute rule; no longer than; Cleaning and washing; water pressure when cleaning
22 MAINTENANCE Two minute rule The machine may be tipped forward to facilitateaccess 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 draininginto the crankcase. Should this happen, performan extra oil ...
Page 23 - LUBRICATION; Lubrication schedule; Wipe away excessive grease after lubrication.
23 LUBRICATION Lubrication schedule General Stop the engine and remove the ignition cable before attempting to lubricate the machine. Wipe away excessive grease after lubrication. It is important to avoid getting lubricant on the belt or the drive surfaces on the belt pulleys. Shouldthis happen, att...
Page 25 - TROUBLESHOOTING; Symptom
25 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 coldengine. Engine switch in OFF position. Turn the engine switch to ON. • Fuel system Fuel tank empty. Fill with fuel. Machine stored without...
Page 26 - STORAGE; Change the engine oil dispose of properly.; Winter storage; Service; Always use genuine Husqvarna spare parts.
26 STORAGE To ready the machine for storage, follow thesesteps: 1. Clean the machine carefully, particularly thechassis and working equipment. Mend damageto the paint to prevent rust. 2. Inspect the machine for worn or damaged partsand tighten any nuts or bolts that may havebecome loose. 3. Change t...
Page 27 - Assembly – delivery service; Rotate the handle and tighten it in place.; ASSEMBLY INSTRUCTIONS
27 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. Test the clutch. Make sure that the clutch expansion spring di...
Page 28 - Action; SERVICE JOURNAL; Delivery service
28 Action Date, stamp, signature SERVICE JOURNAL Delivery service 1. Break the packaging and make sure the machine has not beendamaged in transport. 2. Where applicable, assembly accompanying components. 3. Check that the machine design corresponds to thecustomer order. 4. Check that the right amoun...
