Poulan PR25PH48STC 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 PR25PH48STC 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 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 HillsADD Gasoline Before Starting the EngineTowing Carts and Other ATTACH- Ments Check Engine OIL LevelNing Purge TransmissionMowing Tips Automatic Transmission Warm UPGeneral Recommendations MaintenanceLubrication Chart Service DatesTractor 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 Check Brake To Check and Adjust Brake See FigTo Replace Mower Drive Belt To Replace Mower Blade Drive Belt See FigFront Wheel TOE-IN/CAMBER Transmission REMOVAL/REPLACEMENTTo Adjust Steering Wheel Alignment To Replace Motion Drive Belt See FigInterlocks and Relays To Start Engine with a Weak Battery See FigReplacing Battery See Fig To Replace Headlight BulbTo Adjust Carburetor To Remove Hood and Grill Assembly See FigTo Adjust Throttle Control Cable See Fig To Adjust Choke Control See FigEngine OIL StorageOther Fuel SystemProblem Cause Correction Troubleshooting PointsOFF Tractor Model Number PR25PH48STC SchematicElectrical 4152J KEY Part DescriptionChassis and Enclosures 169847X428 28 175289X428 Grille171875 169848X428Drive 72110612 72110614178062 Steering Assembly 180656 Wheel Steering 181654 EngineSpark Arrester 137180 Kit Spark Arrestor Flat Scrn182493 Seat Assembly184315 DecalsWheels & Tires 184314Mower Lift Mower Deck 180806 179479184058 Limited Warranty Suggested Guide for Sighting Slopes for Safe Operation Service Notes Service Notes Parts and Service

PR25PH48STC specifications

The Poulan PR25PH48STC is a versatile and powerful tool designed to handle a variety of outdoor tasks with ease. Equipped with a robust 25cc, 2-cycle engine, this string trimmer provides ample power for tackling tough weeds, grass, and even small bushes in your yard. The engine is designed to efficiently blend fuel and air, maximizing performance while minimizing emissions, making it an efficient option for eco-conscious users.

One of the standout features of the PR25PH48STC is its innovative SureFire starting system. This technology simplifies the starting process, allowing users to start the engine with minimal effort. This feature is particularly beneficial for those who may struggle with traditional starting mechanisms, ensuring that the trimmer is ready for use when you need it most.

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In terms of durability, the PR25PH48STC is built with high-quality materials that can withstand the rigors of outdoor use. Its robust construction ensures that it can handle demanding jobs without compromising performance. Moreover, the trimmer is lightweight, making it easy to transport and maneuver without fatigue.

Overall, the Poulan PR25PH48STC represents an ideal choice for homeowners and garden enthusiasts seeking a reliable and efficient string trimmer. With its powerful engine, user-friendly features, and ergonomic design, this trimmer promises to make yard maintenance a more manageable and enjoyable task. Whether you're maintaining your lawn or tackling overgrown areas, the PR25PH48STC proves itself to be an essential gardening tool.