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. 17–20)

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 and remove drive cover from lawn mower housing (See Fig. 17).

SCREWS

LAWN

MOWER

HOUSING

DRIVE

COVER

FIG. 17

3.Remove drive cable from anchor, then detach it and return spring from idler arm assembly (See Fig. 18).

 

 

 

DRIVE CABLE

HOUSING

 

 

 

ANCHOR

HOLE

 

 

 

 

IDLER ARM

DRIVE

DRIVE

RETURN

 

ASSEMBLY

 

 

PULLEY

BELT

SPRING

PIVOT

 

 

 

 

 

FIG. 18

4.Pivot idler arm assembly to slacken drive belt, then remove drive belt from drive pulley and idler arm.

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

carburetor are up.

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6.Remove screw securing debris shield. Note that the debris shield has a tab which fi ts into a gap in the housing (See Fig. 19).

 

CRANKSHAFT

TAB

 

HOUSING

 

 

 

HOLE

 

 

BLADE

 

 

 

 

 

 

ADAPTER

 

 

 

HARDENED

 

 

 

WASHER

 

 

DEBRIS

BLADE

 

 

SHIELD

BOLT

SCREW

TRAILING EDGE

 

LOCK-WASHER

FIG. 19

7.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.

8.Remove blade bolt.

9.Remove blade, attaching hardware (bolt, lock washer, hardened washer), blade adapter and debris shield as one assembly.

10.Remove drive belt from blade adapter and debris shield; discard old belt.

TO REPLACE DRIVE BELT (See Figs. 17–20)

1.Place new drive belt in the belt retainer of the debris shield. Be sure to route belt between belt keepers and through slot as shown (See Fig. 20).

BELT RETAINER

TAB

BELT

KEEPERS

DRIVE

BELT

DEBRIS

SLOT SHIELD

FIG. 20

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Image 14
Husqvarna 87521HVE To Adjust Cutting Height, Rear Deflector, To Remove Drive Belt See Figs, To Replace Drive Belt See Figs

87521HVE specifications

The Husqvarna 87521HVE is an advanced lawn mower designed for homeowners looking for a reliable and efficient solution for maintaining their lawns. This model combines robust engineering with innovative features, making it an excellent choice for both small and medium-sized lawns.

One of the standout features of the Husqvarna 87521HVE is its powerful engine. Equipped with a reliable 160cc Honda engine, the mower delivers consistent performance, ensuring that it can tackle various grass types and terrains. The engine is not only powerful but also designed to be fuel-efficient, which helps reduce operating costs over time.

The Husqvarna 87521HVE features a 21-inch cutting deck that allows for a wide cutting path, which can significantly reduce mowing time. The cutting deck is made from high-quality steel, ensuring durability and longevity. Additionally, the mower's cutting height is adjustable, offering seven different positions ranging from 1 inch to 4 inches. This versatility allows users to customize the cut according to the specific needs of their lawn.

Another innovative technology featured in the Husqvarna 87521HVE is the AutoWalk™ assists. This self-propelling technology allows users to control the mower's speed with ease, offering a comfortable mowing experience without the need for excessive physical effort. The mower adjusts its pace according to the user's walking speed, making it particularly user-friendly.

The ergonomic handlebar design ensures that users can maneuver the mower effortlessly while also reducing fatigue during extended use. The handlebar can be quickly folded for easy storage, an essential feature for those with limited garage space.

For convenience, the Husqvarna 87521HVE comes with a large 2.6-bushel grass catcher that can be easily detached for quick emptying. This feature means users can spend less time stopping to empty the collector, allowing them to focus more on mowing the lawn.

In terms of maintenance, the Husqvarna 87521HVE is designed with user-friendly access points for easy oil changes and spark plug replacements. This makes routine maintenance more manageable and extends the life of the mower.

In summary, the Husqvarna 87521HVE is a high-performance lawn mower that combines power, efficiency, and user-friendly features. Its advanced technology, durable construction, and ergonomic design make it an excellent investment for anyone serious about lawn care. Whether you're tackling a small yard or a more extensive property, this mower is equipped to deliver outstanding results.