Husqvarna DT22 manual Replacing the air filter

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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).

WARNING!

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.

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. Refit the air filter as follows:

Mount the paper filter in the air filter housing and tighten the wing nut.

5.Replace the pre-filter on the paper filter.

6.Replace the cowling over the air filter housing.

8011-028

8011-030

8011-031

8011-032

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Contents DT22 Table of Contents Introduction Symbols and Decals Decals and machine-bound instructionsLocation of decals Decal Seed application chart Translation of instructionsSafety Instructions General useSafety Instructions Preparations Running Children Movement/TransportStorage Fuel system Maintenance Presentation PresentationMain components and operating instruments Engine Throttle controlFuel valve StarterStarter handle ChokeOil dipstick Spark plugMuffler Oil drainageFuel tank FuelingDepth lock Cutting unit Depth leverDepth knob ClutchFlail blade Setting blade heightBlade versatility Delta bladeOperation Starting the engineCutting the engine Finishing Before you startStarting Maintenance Maintenance scheduleReplacing the air filter Cleaning the sludge reservoir Idle adjustmentIgnition system Fitting the wrong spark plug type can damage the engineReplacing the drive belt Cutting unitChecking the drive belt Wear/Rotation/Replacing flail blades When tipping the machine forward observe the Two minute rule Replacing worn flail bladesNuts Wear/Replacing spring tines Wear/Replacing delta bladesScrews Delta Blade Spring Tine ScrewCleaning and washing Two minute ruleGeneral LubricationLubrication schedule Engine oil Checking the engine’s oil levelDepth lever Depth knob with depth lockBlades HandleTroubleshooting Symptom Cause Engine will not startWinter storage ServiceStorage Technical Data Specifications DT22Assembly Instructions Assembly delivery serviceBagger Assembly Assembly directions, catcher bagAttach the chute to the mainframe Extender Wire tie the cable to the handle. See Collection conditions Correct height settingInstructions for the catcher bag Seeder Assembly Do not use or start the engine until the seeder is in placeRe-attach rubber flap rod with push nut to Seed Gate Cable Clamp Adjusting the seed hopper Instructions for the seederAfter the first 20 hours Service JournalDelivery service Sound Test Vibraton LevelPage Page ´z+H3J¶6T¨ Page 114 01 2003W10