Husqvarna DT22 manual Troubleshooting, Symptom Cause Engine will not start

Page 37

TROUBLESHOOTING

Symptom

Cause

The engine will not start

 

• User error

Fuel valve closed.

 

Choke valve open.

 

engine.

 

Engine switch in OFF position.

• Fuel system

Fuel tank empty.

 

Machine stored without

 

observing proper procedure

 

from chapter ”Storage/Winter

 

storage”

 

Contamination, water or ice in

 

fuel system.

 

Carburetor problems.

• Spark plug

Wrong spark plug type.

 

Build-up on electrodes.

Short circuit.

replace spark plug.

 

Gasoline or oil on the spark plug.

• No spark after

Faulty engine switch, cable

checking spark plug

or ignition.

• Low compression

Serious interior engine

 

damage or faulty valves.

Engine is under powered or runs unevenly

• Air filter

Clogged air filter.

• Fuel system

Machine stored without observ-

 

ing proper procedure from

 

chapter ”Storage/Winter storage”

(Blue exhaust)

Tank filled with 2-cycle mixed oil.

(Voluminous blue-white

Tank filled with diesel.

exhaust)

 

(Black exhaust)

Choke left on.

 

Clogged air filter.

 

Carburetor problems.

• Ignition system

Wrong spark plug type.

 

Build-up on electrodes.

Short circuit.

replace spark plug.

 

Faulty ignition unit.

• Low compression

Serious interior engine damage

(possible blue

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.

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

Image 37
Contents DT22 Table of Contents Introduction Decals and machine-bound instructions Symbols and DecalsLocation of decals Translation of instructions Decal Seed application chartGeneral use Safety InstructionsSafety Instructions Preparations Running Storage Movement/TransportChildren Fuel system Maintenance Presentation PresentationMain components and operating instruments Throttle control EngineStarter handle StarterFuel valve ChokeMuffler Spark plugOil dipstick Oil drainageFueling Fuel tankDepth knob Cutting unit Depth leverDepth lock ClutchBlade versatility Setting blade heightFlail blade Delta bladeStarting the engine OperationCutting the engine Starting Before you startFinishing Maintenance schedule MaintenanceReplacing the air filter Idle adjustment Cleaning the sludge reservoirFitting the wrong spark plug type can damage the engine Ignition systemChecking the drive belt Cutting unitReplacing the drive belt Wear/Rotation/Replacing flail blades Replacing worn flail blades When tipping the machine forward observe the Two minute ruleScrews Delta Blade Wear/Replacing delta bladesNuts Wear/Replacing spring tines Spring Tine ScrewTwo minute rule Cleaning and washingLubrication schedule LubricationGeneral Checking the engine’s oil level Engine oilBlades Depth knob with depth lockDepth lever HandleSymptom Cause Engine will not start TroubleshootingStorage ServiceWinter storage Specifications DT22 Technical DataAssembly delivery service Assembly InstructionsAssembly directions, catcher bag Bagger AssemblyAttach the chute to the mainframe Extender Wire tie the cable to the handle. See Instructions for the catcher bag Correct height settingCollection conditions Do not use or start the engine until the seeder is in place Seeder AssemblyRe-attach rubber flap rod with push nut to Seed Gate Cable Clamp Instructions for the seeder Adjusting the seed hopperDelivery service Service JournalAfter the first 20 hours Vibraton Level Sound TestPage Page ´z+H3J¶6T¨ Page 2003W10 114 01