Husqvarna HU775H / 961450007 Troubleshooting Points, Problem, Cause, Correction, Does not start

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TROUBLESHOOTING POINTS

TROUBLESHOOTING POINTS

PROBLEM

 

CAUSE

 

CORRECTION

 

 

 

 

 

Does not start

1.

Dirty air filter.

1.

Clean/replace air filter.

 

2.

Out of fuel.

2.

Fill fuel tank.

 

3.

Stale fuel.

3.

Empty fuel tank and refill tank with fresh,

 

 

 

 

clean gasoline.

 

4.

Water in fuel.

4.

Empty fuel tank and refill tank with fresh,

 

 

 

 

clean gasoline.

 

5.

Spark plug wire is disconnected.

5.

Connect wire to plug.

 

6.

Bad spark plug.

6.

Replace spark plug.

 

7.

Loose blade or broken blade adapter.

7.

Tighten blade bolt or replace blade adapter.

 

8.

Control bar in released position.

8.

Depress control bar to handle.

 

9.

Control bar defective.

9.

Replace control bar.

 

10.

Fuel valve lever (if equipped) in OFF position.

10.

Turn fuel valve lever to the ON position.

 

11.

Weak battery (if equipped).

11.

Charge battery.

 

12.

Disconnected battery connector (if equipped).

12.

Connect battery to engine.

 

13.

Blown fuse (if equipped).

13.

Replace Fuse.

 

 

 

 

 

Loss of power

1.

Rear of lawn mower housing or cutting

1.

Raise cutting height.

 

 

blade dragging in heavy grass.

 

 

 

2.

Cutting too much grass.

2.

Raise cutting height.

 

3.

Dirty air filter.

3.

Clean/replace air filter.

 

4.

Buildup of grass, leaves and trash under

4.

Clean underside of mower housing.

 

 

mower.

 

 

 

5.

Too much oil in engine.

5.

Check oil level.

 

6.

Walking speed too fast.

6.

Cut at slower walking speed.

 

 

 

 

 

Poor cut –

1.

Worn, bent or loose blade.

1.

Replace blade. Tighten blade bolt.

uneven

2.

Wheel heights uneven.

2.

Set all wheels at same height.

 

3.

Buildup of grass, leaves and trash under

3.

Clean underside of mower housing.

 

 

mower.

 

 

 

 

 

 

 

Excessive

1.

Worn, bent or loose blade.

1.

Replace blade. Tighten blade bolt.

vibration

2.

Bent engine crankshaft.

2.

Contact a qualified service center.

 

 

 

 

 

Starter rope

1.

Engine flywheel brake is on when control

1.

Depress control bar to upper handle before

hard to pull

 

bar is released.

 

pulling starter rope.

 

2.

Bent engine crankshaft.

2.

Contact a qualified service center.

 

3.

Blade adapter broken.

3.

Replace blade adapter.

 

4.

Blade dragging in grass.

4.

Move lawn mower to cut grass or other

 

 

 

 

hard surface before starting.

 

 

 

 

 

Grass catcher

1.

Cutting height too low.

1.

Raise cutting height.

not filling

2.

Lift on blade worn off.

2.

Replace blade.

(if so equipped)

3.

Catcher not venting air.

3.

Clean grass catcher.

 

 

 

 

 

Hard to push

1.

Grass is too high or wheel height is too low.

1.

Raise cutting height.

 

2.

Rear of lawn mower housing or cutting

2.

Raise rear of lawn mower housing one (1)

 

 

blade dragging in heavy grass.

 

setting higher.

 

3.

Grass catcher too full.

3.

Empty grass catcher.

 

4.

Handle height position not right for you.

4.

Adjust handle height to suit.

 

 

 

 

 

Loss of drive

1.

Belt wear.

1.

Check/replace drive belt.

(or slowing of

2.

Belt off of pulley.

2.

Check/reinstall drive belt.

drive speed)

3.

Drive cable worn or broken.

3.

Put belt on pulleys/replace belts if broken.

 

4.

“Loose” drive control system.

4.

Adjust drive control.

 

 

 

 

 

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Contents 532 Operator’s Manual Manuel de L’OpérateurHU775H I. GENERAL OPERATION MEETS CPSC SAFETY REQUIREMENTSBECOME ALERT!!! YOUR SAFETY IS INVOLVED II. SLOPE OPERATIONCUSTOMER RESPONSIBILITIES PRODUCT SPECIFICATIONSV. GENERAL SERVICE III. CHILDRENSERVICE AND ADJUSTMENTS TABLE OF CONTENTSASSEMBLY KNOW YOUR LAWN MOWERTO REMOVE LAWN MOWER FROM CARTON HOW TO SET UP YOUR LAWN MOWERTO INSTALL ATTACHMENTS TO UNFOLD HANDLEPRODUCT OVERVIEW OPERATION DRIVE CONTROL ADJUSTMENTWARNING The blade turns when the engine is running OPERATIONTO ADJUST CUTTING HEIGHT TO CONVERT MOWERSIMPLE STEPS TO REMEMBER WHEN CONVERTING YOUR LAWN MOWER ADD GASOLINE BEFORE STARTING ENGINEADD OIL TO STOP ENGINETO EMPTY GRASS CATCHER TO START ENGINEMOWING TIPS MULCHING MOWING TIPS MAX 1/3GENERAL RECOMMENDATIONS MAINTENANCELUBRICATION CHART BEFORE EACH USEDRIVE WHEELS LAWN MOWERTIRES BLADE CAREGRASS CATCHER ENGINEGEAR CASE TO CHANGE ENGINE OIL AIR FILTERMUFFLER CLEANINGWATER WASHOUT FEATURE SPARK PLUGREAR DEFLECTOR SERVICE AND ADJUSTMENTSDisconnect spark plug wire from spark plug TO REMOVE DRIVE BELTTO ADJUST HANDLE CARBURETORSTORAGE HANDLEENGINE OIL OTHERFUEL SYSTEM CYLINDERLoss of power TROUBLESHOOTING POINTSPROBLEM CAUSECONSUMER WHEELED PRODUCTS - LIMITED WARRANTY LIMITATIONS AND EXCLUSIONS9335 Harris Corners Parkway, Charlotte, NC HOW TO OBTAIN SERVICE575 49 43-01 R3 Product/Component EZ - One 1 Year Commercial warranty, parts & labor, with HusqvarnaExhibit A Rental