Engine, Removal and Replacement

Maintenance and Service Instructions

1.Remove weights for access.

2.Remove drive guard.

3.Remove V-Belt.

4.Remove engine bolts.

5.Lift engine from unit.

NOTE: Model AR25 aerators equipped with optional Honda engines have 2 pairs of shim plates under the engine.

6.Remove and retain V-pulley and key.

7.Replacement procedure opposite of removal.

8.Adjust drive belt and align V-pulley, see following section.

Figure 13

Drive Belt Replacement and Adjustment

1.Turn off engine and remove the drive guard cover.

2.Remove V-belt.

3.Inspect condition of V-pulleys and replace if necessary.

4.Check V-pulley alignment by looking down the belt with clutch engaged. Be sure both V-pulleys are directly in line with each other. Correct their alignment if they are not.

5.Install new belt over small V-pulley first, then over the large V-pulley. (see Figure 13).

NOTE: Many parts including the drive belt on your Husqvarna Aerator are made specificlly for Husqvarna to give many hours of use. Replace all parts with genuine Husqvarna parts to obtain maximum performance and life.

6.Insure V-belt is inside both keeper arms.

7.Check that the V-belt clears the top belt keeper arm when idler is pulled tight.

Check that the aerator rolls freely (with handle folded on Model AR19), with the belt slack. Adjust the keeper, or clutch cable length if necessary.

8.For clutch adjustments refer to next section (Clutch Cable Removal and Replacement).

9.Replace drive guard.

Figure 14

Clutch Cable Removal and Replacement

1.Turn off engine and remove old clutch cable.

2.Route new cable through the hole at the rear of housing.

3.Attach clutch cable to the bracket on the spring on the idler assembly, then connect opposite end of cable to the S hook.

4.Adjust cable to obtain ¾” to1 ¼” extension of the clutch spring when clutch is engaged.

(see Figure 14).

Throttle Cable Removal and Replacement:

Model AR25 Honda Engine Only

1.Before removing your old cable measure the amount of cable extending past the cable screw.

2.Remove the old throttle cable and route the new cable through the guide hole at the rear of the housing.

3.Insert the new cable through the cable screw to the measurement obtained in step 1 and tighten. This is only an approximate setting, some additional adjustment may be required, see page 12 for

cable adjustment.

4 Attach the new adjuster bracket to the spring on the throttle/clutch lever.

NOTE: As the cable length increases between the cable screw and adjuster nut the engine speed decreases. If engine speed is too low, the engine will stall as the clutch engages. As the cable length decreases between the cable screw and adjuster nut, the engine speed will increase. If engine speed is too high, the controlled start will be lost.

AR19, AR25, TA36 specifications

The Husqvarna TA36, AR19, and AR25 are notable products in the extensive line-up from the renowned manufacturer Husqvarna, known for its high-performance outdoor power equipment. Each model is designed to cater to specific user needs while embodying the brand's commitment to quality, innovation, and efficiency.

The Husqvarna TA36 is a robust and versatile tiller ideal for both home gardeners and professional landscapers. Its powerful engine ensures efficient soil cultivation, while its durable design allows for easy maneuverability in various terrains. The TA36 features adjustable tine depths, allowing users to customize their tilling experience based on the type of soil and desired results. The ergonomically designed handles provide comfort during operation, significantly reducing operator fatigue. Additionally, the quick-release tines enable easy switching and maintenance, making the TA36 a user-friendly option for anyone looking to enhance their gardening experience.

The Husqvarna AR19, on the other hand, stands out as an exceptional backpack battery blower. Designed for maximum ease of use, its lightweight construction allows for extended hours of operation without compromising comfort. The AR19 operates with Husqvarna's advanced battery technology, which provides longer run times and quicker charging times compared to traditional gas-powered blowers. Its high-efficiency brushless motor delivers impressive airflow, making it suitable for both residential and commercial tasks. Furthermore, the AR19 features low noise levels, ensuring a quieter work environment, an important consideration for residential settings and public areas.

Meanwhile, the Husqvarna AR25 represents a step up in power and capability among the battery-powered blowers. Equipped with enhanced airflow dynamics, the AR25 efficiently clears leaves and debris from large areas. Its aerodynamic design not only improves performance but also contributes to energy savings during operation. Like the AR19, the AR25 benefits from Husqvarna's innovative battery technology, allowing for seamless integration with other tools in their battery range. Users can enjoy the convenience of interchangeable batteries, facilitating a more productive work experience. The AR25 comes with intuitive controls, easy handling, and an adjustable nozzle for precise blowing, making it perfect for tackling tough tasks efficiently.

In summary, the Husqvarna TA36, AR19, and AR25 embody the perfect blend of power, efficiency, and user-centric design. Whether it’s cultivating soil with the TA36, managing leaf debris with the AR19, or benefiting from the enhanced performance of the AR25, Husqvarna continues to push the boundaries of outdoor equipment technology, ensuring users get the most effective tools for their gardening and landscaping needs. Each model represents a commitment to durability and performance, making them essential additions to any outdoor toolkit.