Poulan PPR20H42STB Transmission REMOVAL/REPLACEMENT, To Adjust Steering Wheel Alignment

Page 23

SERVICE AND ADJUSTMENTS

ENGINE

PULLEY

CLUTCHING

IDLER

STATION-

ARY IDLER

TRANSMISSION

 

INPUT PULLEY

CENTER SPAN

 

KEEPER

FIG. 25

TRANSMISSION REMOVAL/REPLACEMENT

Should your transmission require removal for service or replacement, it should be purged after reinstallation and before operating the tractor. See “PURGE TRANSMIS- SION” in the Operation section of this manual.

TRANSAXLE MOTION CONTROL LEVER NEUTRAL ADJUSTMENT (See Fig. 26)

The motion control lever has been preset at the factory and adjustment should not be necessary.

•Loosen adjustment bolt in front of the right rear wheel, and lightly tighten.

•Start engine and move motion control lever until tractor does not move forward or backward.

•Hold motion control lever in that position and turn engine off.

•While holding motion control lever in place, loosen the adjustment bolt.

•Move motion control lever to the neutral (N) (lock gate) position.

•Tighten adjustment bolt securely.

NOTE: If additional clearance is needed to get to adjustment bolt, move mower deck height to the lowest position.

After above adjustment is made, if the tractor still creeps forward or backward while motion control lever is in neutral position, follow these steps:

•Loosen the adjustment bolt.

•Move the motion control lever 1/4 to 1/2 inch in the direction it is trying to creep.

•Tighten adjustment bolt securely.

•Start engine and test.

•If tractor still creeps, repeat above steps until satisfied.

MOTION CONTROL

NEUTRAL

LOCK GATE

LEVER

 

 

ADJUSTMENT

 

BOLT

FIG. 26

TO ADJUST STEERING WHEEL ALIGNMENT

If steering wheel crossbars are not horizontal (left to right) when wheels are positioned straight forward, remove steer- ing wheel and reassemble per instructions in the Assembly section of this manual.

FRONT WHEEL TOE-IN/CAMBER

The front wheel toe-in and camber are not adjustable on your tractor. If damage has occurred to affect the front wheel toe- in or camber, contact your nearest authorized service center/department.

TO REMOVE WHEEL FOR REPAIRS (See Fig. 27)

•Block up axle securely.

•Remove axle cover, retaining ring and washers to allow wheel removal (rear wheel contains a square key - Do not lose).

•Repair tire and reassemble.

•On rear wheels only: align grooves in rear wheel hub and axle. Insert square key.

•Replace washers and snap retaining ring securely in axle groove.

•Replace axle cover.

NOTE: To seal tire punctures and prevent flat tires due to slow leaks, tire sealant may be purchased from your local parts dealer. Tire sealant also prevents tire dry rot and corrosion.

WASHERS

RETAINING

RING

AXLE COVER

SQUARE KEY

(REAR WHEEL ONLY)

FIG. 27

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Contents PPR20H42STB II. Slope Operation Safety RulesIV. Service General OperationSafety Rules Table of Contents Slope Sheet Unassembled PartsSteering Wheel Seat To Remove Tractor from Carton AssemblyTools Required for Assembly HOW to SET UP Your TractorInstall Seat See Fig To Convert to Bagging or Discharging To SET UP Your Mower for MulchingCheck Tire Pressure Check Deck LevelnessOperation Know Your Tractor HOW to USE Your Tractor To Transport See Figs To Adjust Gauge Wheels See FigTo Operate Mower See Fig To Operate on HillsCheck Engine OIL Level Before Starting the EngineTowing Carts and Other Attach MentsAutomatic Transmission Warm UP Mowing TipsPurge Transmission Mulching Mowing Tips General Recommendations Lubrication ChartEverybefore Service Dates Customer ResponsibilitiesOperator Presence System TractorBrake Operation TiresEngine Muffler Clean AIR ScreenClean AIR INTAKE/COOLING Areas CleaningTo Remove Mower See Fig Service and AdjustmentsTo Install Mower See Fig FRONT-TO-BACK Adjustment See Figs To Level Mower HousingTo Replace Motion Drive Belt See Fig To Adjust Brake See FigBelt Installation To Replace Mower Blade Drive Belt See FigFront Wheel TOE-IN/CAMBER Transmission REMOVAL/REPLACEMENTTransaxle Motion Control Lever Neutral Adjustment See Fig To Adjust Steering Wheel AlignmentTo Attach Jumper Cables To Start Engine with a Weak Battery See FigReplacing Battery See Figs To Replace Headlight BulbTo Replace Fuse To Adjust CarburetorInterlocks and Relays Engine OIL StorageOther Fuel SystemTroubleshooting Points OFF Tractor - Model Number PPR20H42STB SchematicElectrical KEY Part Description Chassis Screw Hex Wshd 8-18 x 7/8 Drive KEY Steering Assembly KEY Part NO. NO. Description Seat Assembly Wheels and Tires DecalsSpark Arrester EngineOptional Equipment 170771 Control, Throttle Mower Deck Wheel, Gauge Mower Lift 159460 Wire Asm Inner/Sprg W/plunger LT Limited Warranty Only Ride UP and Down Hill Not Across Hill Degrees MAX Suggested Guide for Sighting Slopes for Safe OperationParts and Service

PPR20H42STB specifications

The Poulan PPR20H42STB is a versatile and efficient riding mower that stands out for its performance and user-friendly features. Tailored for residential use, it is perfect for homeowners with medium to large lawns, combining power, durability, and ease of maintenance. This mower is designed to tackle a variety of terrain types, making it a reliable choice for lawn care enthusiasts.

One of the main features of the PPR20H42STB is its robust 20 horsepower Briggs & Stratton engine, which provides ample power to drive the mower efficiently across various landscapes. This engine is designed for reliability and optimal performance, ensuring that users can complete their mowing tasks with ease. The mower is equipped with a hydrostatic transmission, which facilitates smooth and precise speed adjustments without the need for manual gear changes. This feature enhances the overall driving experience, allowing operators to focus on getting the job done.

The cutting deck of the PPR20H42STB measures 42 inches, making it ideal for maneuvering around obstacles while still covering substantial ground in each pass. This size strikes a balance between efficiency and agility, allowing for effective mowing in tighter spaces such as gardens or around trees. The deck is adjustable, enabling users to select the desired cutting height between 1.5 inches and 4 inches. This versatility caters to different grass types and conditions, ensuring an even and pristine cut.

Another notable characteristic of the Poulan PPR20H42STB is its ergonomic design. The comfortable operator's seat and control layout enhance the user experience during extended mowing sessions. The steering wheel is positioned for easy access to controls, and the foot pedal allows for simple operation of the hydrostatic transmission, contributing to a more pleasant mowing experience.

Moreover, the PPR20H42STB features a spacious fuel tank that accommodates more fuel, reducing the frequency of refueling during larger mowing tasks. Its durable construction ensures longevity and reliability, making it a valuable investment for homeowners seeking an efficient lawn care solution.

In summary, the Poulan PPR20H42STB combines powerful performance, user-friendly features, and versatile mowing capabilities. It is an excellent choice for homeowners looking for a reliable riding mower to keep their lawns looking immaculate.
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