Husqvarna 7021RES owner manual Service and Adjustments, To Adjust Cutting Height, Rear Deflector

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SERVICE AND ADJUSTMENTS

CAUTION: TO AVOID SERIOUS INJURY, BEFORE PERFORMING ANY SERVICE OR ADJUSTMENTS:

1.Release control bar and stop engine.

2.Make sure the blade and all moving parts have completely stopped.

3.Disconnect spark plug wire from spark plug and place where it cannot come in contact with plug.

LAWN MOWER

TO ADJUST CUTTING HEIGHT

See “TO ADJUST CUTTING HEIGHT” in the Operation section of this manual.

REAR DEFLECTOR

The rear defl ector, attached between the rear wheels of your mower, is provided to minimize the possibility that objects will be thrown out of the rear of the mower into the operator's mowing position. If the defl ector becomes damaged, it should be replaced.

TO REMOVE DRIVE BELT (See Figs. 16 & 17)

1.Disconnect spark plug wire from spark plug and place wire where it cannot come in contact with plug.

2.Remove screws retaining drive cover (not shown); and remove drive cover from lawn mower housing.

3.Remove drive cable from anchor, then detach it and return spring from idler arm assembly.

4.Remove idler arm assembly from housing by removing hex nut; then remove drive belt from drive pulley, belt keepers and idler arm assembly.

5.Turn lawn mower on its side. Make sure air fi lter and carburetor are up.

6.Use a wood block between blade and mower housing to prevent blade from turning when removing blade bolt.

NOTE: Protect your hands with gloves and/or wrap blade with heavy cloth.

7.Remove blade bolt.

8.Remove blade, attaching hardware (bolt, lock washer, hardened washer), blade adapter / pulley and debris shield. Note that the debris shield has a screw which fi ts into the housing.

9.Remove drive belt from engine pulley; discard old belt.

DRIVE PULLEY

 

DRIVE CABLE ANCHOR

 

 

HOUSING

 

 

HOLES

 

 

DRIVE

 

 

BELT

 

 

IDLER ARM

BELT

 

ASSEMBLY

HEX NUT

RETURN SPRING

KEEPERS

CRANKSHAFT

 

 

HOUSING

 

BLADE

 

 

ADAPTER /

 

 

PULLEY

 

 

HARDENED

 

 

WASHER

 

DEBRIS

BLADE

 

BOLT

 

SHIELD

 

 

SCREW

 

 

TRAILING EDGE

 

LOCKWASHER

FIG. 17

TO REPLACE DRIVE BELT (See Figs. 16 & 17)

1.Place new drive belt on engine pulley.

2.Route the other end of the new drive belt through hole in housing.

3.Return mower to upright position.

4.Install new drive belt into idler arm assembly, then around the drive pulley. Be sure belt is inside of belt keepers.

5.Reattach idler arm assembly with hex nut previously removed.

6.Turn lawn mower on its side. Make sure air fi lter and carburetor are up.

7.Reattach debris shield to housing with tab of debris shield in housing hole.

8.Position blade on the blade adapter / pulley aligning the two (2) holes in the blade with the raised lugs on the adapter.

9.Be sure the trailing edge of blade (opposite sharp edge) is up toward the engine as shown.

10.Install the blade bolt with the lock washer and hardened washer into blade adapter / pulley and crankshaft.

11.Use block of wood between blade and lawn mower housing and tighten the blade bolt, turning clockwise.

•The recommended tightening torque is 35-40 ft. lbs.

IMPORTANT: BLADE BOLT IS HEAT TREATED. IFBOLT NEEDS REPLACING, REPLACE ONLYWITHAPPROVED BOLT SHOWN IN THE REPAIR PARTS SECTION OF THIS MANUAL.

12.Return mower to upright position.

13.Reattach drive cable and return spring to the idler arm assembly, then reattach drive cable to anchor.

14.Reattach drive cover with screws previously removed.

FIG. 16

15. Connect spark plug wire to spark plug.

 

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Contents 7021RES General Operation Safe Operation Practices for Walk-Behind MowersII. Slope Operation III. ChildrenTable of Contents To Remove Mower from Carton AssemblyHOW to SET UP Your Mower To Unfold Handle See FigsTo Assemble Grass Catcher See Fig To Prepare Battery See FigTo Install Attachments Know Your Lawn Mower Meets Cpsc Safety RequirementsOperation Engine Speed HOW to USE Your Lawn MowerDrive Control Adjustment Engine Zone ControlTo Convert Mower To Attach Grass Catcher See FigTo Empty Grass Catcher See Fig Before Starting Engine ADD OIL See FigTo Stop Engine Mowing TipsADD Gasoline See Fig To Start EngineGeneral Recommendations MaintenanceLubrication Chart Before Each USELawn Mower Engine CleaningClean Under Drive Cover MufflerRear Deflector Service and AdjustmentsTo Adjust Cutting Height To Remove Drive Belt See FigsCarburetor To Adjust Handle See FigStorage Handle See FigsFuel System BatteryOther Engine OILTroubleshooting Points Problem Cause CorrectionPage KEY Part Description Page KEY Part Description Husqvarna

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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