Poulan PR25PH48STB owner manual Troubleshooting Points, Problem Cause Correction

Page 27

TROUBLESHOOTING POINTS

PROBLEM

CAUSE

CORRECTION

 

 

 

 

 

Will not start

1.

Out of fuel.

1.

Fill fuel tank.

 

2.

Engine not “CHOKED” properly.

2.

See “TO START ENGINE” in Operation section.

 

3.

Engine flooded.

3.

Wait several minutes before attempting to start.

 

4.

Bad spark plug.

4.

Replace spark plug.

 

5.

Dirty air filter.

5.

Clean/replace air filter.

 

6.

Dirty fuel filter.

6.

Replace fuel filter.

 

7.

Water in fuel.

7.

Drain fuel tank and carburetor, refill tank with fresh

 

 

 

 

gasoline and replace fuel filter.

 

8.

Loose or damaged wiring.

8.

Check all wiring.

 

9.

Carburetor out of adjustment.

9.

See “To Adjust Carburetor” in Service Adjustments

 

 

 

 

section.

 

10.

Engine valves out of adjustment.

10.

Contact an authorized service center/department.

 

 

 

 

 

Hard to start

1.

Dirty air filter.

1.

Clean/replace air filter.

 

2.

Bad spark plug.

2.

Replace spark plug.

 

3.

Weak or dead battery.

3.

Recharge or replace battery.

 

4.

Dirty fuel filter.

4.

Replace fuel filter.

 

5.

Stale or dirty fuel.

5.

Drain fuel tank and refill with fresh gasoline.

 

6.

Loose or damaged wiring.

6.

Check all wiring.

 

7.

Carburetor out of adjustment.

7.

See “To Adjust Carburetor” in Service Adjustments

 

 

 

 

section.

 

8.

Engine valves out of adjustment.

8.

Contact an authorized service center/department.

 

 

 

 

 

Engine will not turn over

1.

Brake pedal not depressed.

1.

Depress brake pedal.

 

2.

Attachment clutch is engaged.

2.

Disengage attachment clutch.

 

3.

Weak or dead battery.

3.

Recharge or replace battery.

 

4.

Blown fuse.

4.

Replace fuse.

 

5.

Corroded battery terminals.

5.

Clean battery terminals.

 

6.

Loose or damaged wiring.

6.

Check all wiring.

 

7.

Faulty ignition switch.

7.

Check/replace ignition switch.

 

8.

Faulty solenoid or starter.

8.

Check/replace solenoid or starter.

 

9.

Faulty operator presence switch(es).

9.

Contact an authorized service center/department.

 

 

 

 

 

Engine clicks but will not

1.

Weak or dead battery.

1.

Recharge or replace battery.

start

2.

Corroded battery terminals.

2.

Clean battery terminals.

 

3.

Loose or damaged wiring.

3.

Check all wiring.

 

4.

Faulty solenoid or starter.

4.

Check/replace solenoid or starter.

 

 

 

 

 

Loss of power

1.

Cutting too much grass/too fast.

1.

Set in “Higher Cut” position/reduce speed.

 

2.

Throttle in “CHOKE” position.

2.

Adjust throttle control.

 

3.

Build-up of grass, leaves and trash under mower.

3.

Clean underside of mower housing.

 

4.

Dirty air filter.

4.

Clean/replace air filter.

 

5.

Low oil level/dirty oil.

5.

Check oil level/change oil.

 

6.

Faulty spark plug.

6.

Clean and regap or change spark plug.

 

7.

Dirty fuel filter.

7.

Replace fuel filter.

 

8.

Stale or dirty fuel.

8.

Drain fuel tank and refill with fresh gasoline.

 

9.

Water in fuel.

9.

Drain fuel tank and carburetor, refill tank with fresh

 

 

 

 

gasoline and replace fuel filter.

 

10.

Spark plug wire loose.

10.

Connect and tighten spark plug wire.

 

11.

Dirty engine air screen/fins.

11.

Clean engine air screen/fins.

 

12.

Dirty/clogged muffler.

12.

Clean/replace muffler.

 

13.

Loose or damaged wiring.

13.

Check all wiring.

 

14.

Carburetor out of adjustment.

14.

See “To Adjust Carburetor” in Service Adjustments

 

 

 

 

section.

 

15.

Engine valves out of adjustment.

15.

Contact an authorized service center/department.

 

 

 

 

 

Excessive vibration

1.

Worn, bent or loose blade.

1.

Replace blade. Tighten blade bolt.

 

2.

Bent blade mandrel.

2.

Replace blade mandrel.

 

3.

Loose/damaged part(s).

3.

Tighten loose part(s). Replace damaged parts.

 

 

 

 

 

 

 

 

 

 

27

Image 27
Contents PR25PH48STB Safe Operation Practices for Ride-On Mowers Safety RulesSafety Rules Table of Contents Unassembled Parts To Remove Tractor from Carton AssemblyTools Required for Assembly HOW to SET UP Your TractorAssemble Gauge Wheels to Mower Deck See Fig Install Seat See FigTo Attach Nose Roller See Fig Install Mower and Drive Belt See FigsCheck Brake System Check Tire PressureCheck Mower Levelness Check for Proper Position of ALL BeltsOperation Battery Reverse Forward FastKnow Your Tractor HOW to USE Your Tractor To Transport See Figs To Adjust Gauge Wheels See FigTo Operate Mower See Fig To Operate on HillsTo Start Engine See Fig Before Starting the EngineCheck Engine OIL Level ADD GasolineMowing Tips Purge TransmissionGeneral Recommendations Lubrication ChartService Dates Customer ResponsibilitiesTractor Engine Engine OIL Filter CleaningMuffler Spark PlugsService and Adjustments To Install MowerTo Remove Mower See Fig FRONT-TO-BACK Adjustment See Figs To Level Mower HousingTo Adjust Brake See Fig To Replace Mower Drive BeltTo Replace Mower Blade Drive Belt See Fig Transmission REMOVAL/REPLACEMENT To Adjust Steering Wheel AlignmentFront Wheel TOE-IN/CAMBER Interlocks and Relays Replacing Battery See FigTo Remove Hood and Grill Assembly See Fig To Replace Headlight BulbTo Adjust Throttle Control Cable See Fig To Adjust Choke Control See FigTo Adjust Carburetor Engine OIL StorageOther Fuel SystemProblem Cause Correction Troubleshooting PointsOFF Schematic Tractor Model Number PR25PH48STBNON-REMOVABLE Removable Connections Connections Electrical KEY Part Description Chassis and Enclosures Bracket Fender Drive Repair PartsTransaxle Order parts from Steering Assembly 180657 Engine Seat Assembly Wheels & Tires DecalsMower Lift Mower Deck Washer, Spacer Mower Vented Limited Warranty Suggested Guide for Sighting Slopes for Safe Operation Service Notes Service Notes Parts and Service

PR25PH48STB specifications

The Poulan PR25PH48STB is a versatile and powerful tool designed to tackle various yard maintenance tasks with ease. Ideal for both homeowners and professional landscapers, this string trimmer combines user-friendly features and advanced technology to ensure efficient performance.

Equipped with a robust 25cc 2-stroke engine, the PR25PH48STB delivers ample power for clearing through tough grasses and weeds. This lightweight engine contributes to the overall maneuverability of the trimmer, allowing users to navigate around obstacles without fatigue during extended use. The high-performance engine is not only powerful but also designed to be fuel-efficient, helping users to save on fuel costs while minimizing their environmental impact.

One of the standout features of the Poulan PR25PH48STB is its pivoting head, which allows for easy transitions between trimming and edging tasks. This unique feature facilitates a smooth operation, making it simple to achieve a clean and professional finish around gardens, driveways, and patios. Additionally, the adjustable handle provides comfort and control, enabling users to change their grip position to suit their height and working style.

The dual-line capability of the PR25PH48STB enhances its cutting efficiency. By using two lines simultaneously, the trimmer can cover a larger area and reduce the time required to complete the job. The Easy Reload string head makes it simple to replace the cutting line, minimizing downtime and keeping users focused on the task at hand.

The trimmer also incorporates anti-vibration technology, which significantly reduces fatigue during prolonged use. This makes it an excellent choice for those who need to tackle large areas or complete challenging tasks without experiencing discomfort. Additionally, the lightweight design contributes to the ease of use and overall user experience.

For enhanced convenience, the PR25PH48STB features a straight shaft design, which provides better reach under bushes and around trees, ensuring gardeners can maintain their yards more effectively. This design also reduces the chance of the user having to bend or strain their back while working.

Overall, the Poulan PR25PH48STB stands out as a reliable and efficient trimmer that combines power, versatility, and user-friendly features. With its advanced technologies and robust design, it’s an ideal solution for anyone looking to maintain a pristine outdoor space effortlessly.