SERVICE AND ADJUSTMENTS

TO REPLACE MOWER BLADE DRIVE BELT (See Fig. 25)

Park the tractor on level surface. Engage parking brake.

Remove mower drive belt (See “TO REPLACE MOWER DRIVE BELT” in this section of this manual).

Remove mower (See “TO REMOVE MOWER” in this section of this manual).

Remove screws from L.H. mandrel cover and remove cover.

Carefully roll belt off L.H. mandrel pulley.

Remove belt from center mandrel pulley, idler pulley, and R.H. mandrel pulley.

Remove any dirt or grass which may have accumulated around mandrels and entire upper deck surface.

Check secondary idler arm and idler pulley to see that they rotate freely.

Be sure spring is hooked in secondary idler arm and secondary spring arm.

Install new belt in lower groove of R.H. mandrel pulley, idler pulley, and center mandrel pulley as shown.

Carefully roll belt over L.H. mandrel pulley. Make sure belt is in all grooves properly.

Reinstall L.H. mandrel cover.

Reinstall mower to tractor (See “INSTALL MOWER AND DRIVE BELT” in the Assembly section of this manual).

Reassemble mower drive belt (See “TO REPLACE MOWER DRIVE BELT” in this section of this manual).

SECONDARY

IDLER

SECONDARY

IDLER ARM

PULLEY

SPRING ARM

L.H.

 

SPRING

 

MANDREL

 

 

 

CENTER

 

 

MANDREL

 

 

R.H.

 

 

MANDREL

 

 

COVER

FIG. 25

TO ADJUST BRAKE (See Fig. 26)

Your tractor is equipped with an adjustable brake system which is mounted on the side of the transaxle.

If tractor requires more than six (6) feet stopping distance at high speed in highest gear on a level dry concrete or paved surface, then brake must be adjusted.

Depress clutch/brake pedal and engage parking brake.

Measure distance between brake operating arm and nut “A” on brake rod.

If distance is other than 1-3/4", loosen jam nut and turn nut “A” until distance becomes 1-3/4". Retighten jam nut against nut “A”.

Road test tractor for proper stopping distance as stated above. Readjust if necessary. If stopping distance is still greater than six (6) feet in highest gear, further maintenance is necessary. Contact your nearest au- thorized service center/department.

WITH PARKING BRAKE “ENGAGED”

1-3/4"

NUT “A”

JAM NUT

OPERATING

ARM

DO NOT TOUCH THIS NUT. IF FURTHER BRAKE ADJUSTMENT IS NECESSARY CONTACT YOUR NEAR- EST AUTHORIZED SERVICE CENTER/DEPARTMENT

FIG. 26

TO REPLACE MOTION DRIVE BELT (See Fig. 27)

Park the tractor on level surface. Engage parking brake. For assistance, there is a belt installation guide decal on bottom side of left footrest.

Remove mower (See “TO REMOVE MOWER” in this section of this manual.)

Disconnect clutch wire harness.

Remove clutch locator.

Remove belt from stationary idler and clutching idler.

Pull belt slack toward rear of tractor. Carefully remove belt upwards from transmission input pulley and over cooling fan blades.

Pull belt toward front of tractor and remove downwards from around electric clutch.

Install new belt by reversing above procedure.

ELECTRIC

CLUTCH LOCATOR

CLUTCH

 

CLUTCHING

IDLER

STATIONARY

IDLER

TRANSMISSION

INPUT PULLEYCLUTCH WIRE HARNESS

FIG. 27

23

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Poulan DPR22H48STB owner manual To Replace Mower Blade Drive Belt See Fig, To Adjust Brake See Fig

DPR22H48STB specifications

The Poulan DPR22H48STB is a robust riding mower designed to tackle the diverse mowing needs of homeowners with larger lawns. With its exceptional performance and user-friendly features, it stands out in the market for those seeking efficiency and reliability.

At the heart of the DPR22H48STB is a reliable 22 HP Briggs & Stratton engine, known for its power and durability. This engine provides the necessary strength to handle tall grass and uneven terrain, making mowing a seamless task. Coupled with an easy-start system, users can quickly get the mower running without the hassle often associated with pull-start engines.

The mower features a 48-inch cutting deck, which is perfect for navigating tighter areas while still covering a significant amount of ground with each pass. The cutting height can be easily adjusted to six different positions, allowing users to customize their cut based on the grass type and weather conditions. This flexibility ensures that every user can maintain their yard with precision and care.

One of the standout features of the Poulan DPR22H48STB is its hydrostatic transmission, which provides smooth and effortless motion. This technology allows for seamless speed adjustments without the need for gear shifting, making it easier to maneuver around obstacles and maintain control on inclines. As a result, users experience less fatigue during longer mowing sessions.

Durability is another key characteristic of this model. The steel deck construction ensures that the mower withstands the elements and heavy use without compromising performance. Additionally, the mower’s wide rear tires enhance traction and stability, making it an ideal choice for uneven surfaces.

Further enhancing the mowing experience is the comfortable, adjustable seat, which allows users to find their ideal position for extended periods of use. The steering wheel is ergonomically designed, ensuring ease of use even in tight turns or challenging terrains.

In summary, the Poulan DPR22H48STB combines power, efficiency, and comfort. It is equipped with a potent Briggs & Stratton engine, a versatile cutting deck, and an innovative hydrostatic transmission, making it a reliable choice for homeowners looking to maintain their lawn effortlessly. With its solid build and thoughtful features, this riding mower simplifies yard care, allowing users to enjoy their outdoor spaces to the fullest.