TROUBLESHOOTING POINTS

PROBLEM

 

CAUSE

 

CORRECTION

 

 

 

 

 

Does not start

1.

Dirty air fi lter.

1.

Clean/replace air fi lter.

 

2.

Out of fuel.

2.

Fill fuel tank.

 

3.

Stale fuel.

3.

Empty fuel tank and refi ll tank with fresh,

 

 

 

 

clean gasoline.

 

4.

Water in fuel.

4.

Empty fuel tank and refi ll 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.

 

 

 

 

 

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 fi lter.

3.

Clean/replace air fi lter.

 

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 Husqvarna service center.

 

 

 

 

 

Starter rope

1.

Engine fl ywheel 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 Husqvarna 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.

 

 

 

 

 

17

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Husqvarna 7021RES owner manual Troubleshooting Points, Problem Cause Correction
Page 16 Page 18

7021RES specifications

The Husqvarna 7021RES is a standout among self-propelled lawn mowers, designed to deliver exceptional performance and efficiency for homeowners looking to maintain their lawns with ease. This powerful gas-powered model is equipped with a range of features and technologies that enhance its functionality and user experience.

At the heart of the Husqvarna 7021RES is a robust 160cc Honda engine. This reliable engine provides ample power to tackle various grass types and terrains, ensuring a clean and precise cut every time. The engine's design promotes fuel efficiency, allowing homeowners to mow their lawns on less fuel, which is both environmentally friendly and cost-effective.

One of the main features of the 7021RES is its intuitive self-propelled system. This technology allows users to navigate their mower smoothly without exerting excessive effort. The adjustable speed control means that users can set the pace according to their comfort and the lawn's specifics, making it easier to mow even in tight spots or around obstacles.

The mower comes with a 21-inch cutting deck, which strikes a perfect balance between maneuverability and cutting efficiency. With its durable construction, the cutting deck ensures longevity while producing a consistent mowing performance. The 7021RES offers three cutting options: mulching, rear discharge, and bagging. This versatility allows homeowners to choose the best method for their lawn care needs. The mulching capability finely chops grass clippings, returning valuable nutrients to the soil without the need for bagging.

Ergonomics play a significant role in the design of the Husqvarna 7021RES. The adjustable handle provides comfort during use while minimizing arm and back strain. Additionally, the foldable handle makes storage easier and more space-efficient, a valuable feature for those with limited storage options.

Another notable characteristic is the easy-start functionality. The Honda engine is known for its reliable starting mechanism, ensuring the mower is ready to go right away, eliminating the frustration associated with starting older models.

Overall, the Husqvarna 7021RES is a reliable and user-friendly lawn mower that combines power, efficiency, and comfort. With its self-propelled design, versatile cutting options, and ergonomic features, it is an excellent choice for homeowners who want to keep their lawns looking pristine with minimal effort. Its advanced technology and robust build make it a worthwhile investment for anyone serious about lawn care.
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