Poulan PD20PH48STB owner manual Interlocks and Relays, To Replace Fuse, To Adjust Carburetor

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SERVICE AND ADJUSTMENTS

INTERLOCKS AND RELAYS

Loose or damaged wiring may cause your tractor to run poorly, stop running, or prevent it from starting.

Check wiring. See electrical wiring diagram in the Repair Parts section.

TO REPLACE FUSE

Replace with 20 amp automotive-type plug-in fuse. The fuse holder is located behind the dash.

TO REMOVE HOOD AND GRILL ASSEMBLY (See Fig. 31)

Raise hood.

Unsnap headlight wire connector.

Stand in front of tractor. Grasp hood at sides, tilt toward engine and lift off of tractor.

To replace, reverse above procedures.

 

HEADLIGHT

 

WIRE

HOOD

CONNECTOR

 

 

02141

IDLE FUEL ADJUSTING

NEEDLEIDLE SPEED ADJUSTING

SCREW

THROTTLE

CONTROL

CABLE

STOP

CHOKE

CONTROL

SCREW

CABLE

 

01678

 

CLAMP SCREW

 

FIG. 32

Remove air cleaner cover, filter and cartridge plate to expose carburetor choke (See “AIR FILTER” in the Maintenance section of this manual).

Choke should be closed.If it is not, loosen casing clamp screw and move choke cable until choke is completely closed. Tighten casing clamp screw securely.

Reassemble air cleaner.

FIG. 31

ENGINE

TO ADJUST THROTTLE CONTROL CABLE (See Fig. 32)

The throttle control has been preset at the factory and adjustment should not be necessary. Check adjustment as described below before loosening cable. If adjustment is necessary, proceed as follows:

With engine not running, move throttle control lever to fast position.

Check that speed control lever is against stop screw. If it is not, loosen casing clamp screw and pull throttle cable until lever is against screw. Tighten clamp screw securely.

TO ADJUST CHOKE CONTROL (See Figs. 32 and 33)

The choke control has been preset at the factory and ad- justment should not be necessary. check adjustment as described below before loosening cable. If adjustment is necessary, proceed as follows:

With engine not running, move choke control (located on dash panel) to full choke position.

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TO ADJUST CARBURETOR

The carburetor has been present at the factory and ad- justment should not be necessary. However, minor ad- justment may be required to compensate for differences in fuel, temperature, altitude or load. If the carburetor does need adjustment, see engine manual.

High speed stop is factory adjusted. Do not adjust-damage may result.

CLOSED FOR

FULL CHOKE

01679

FIG. 33

IMPORTANT:NEVERTAMPERWITHTHEENGINEGOVERNOR, WHICH IS FACTORY SET FOR PROPER ENGINE SPEED. OVERSPEEDING THE ENGINE ABOVE THE FACTORY HIGH SPEED SETTING CAN BE DANGEROUS. IF YOU THINK THE ENGINE-GOVERNED HIGH SPEED NEEDS ADJUSTING, CONTACTYOUR NEAREST AUTHORIZED SERVICE CENTER/ DEPARTMENT, WHICH HAS PROPER EQUIPMENT AND EXPERIENCE TO MAKE ANY NECESSARY ADJUSTMENTS.

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Contents PD20PH48STB Safety Rules Safety Rules Table of Contents Steering Wheel Gauge Wheels Unassembled PartsTools Required for Assembly AssemblyHOW to SET UP Your Tractor To Remove Tractor from CartonAssemble Gauge Wheels to Mower Deck See Fig Install Seat See FigTo Attach Nose Roller See Fig Install Mower and Drive Belt See FigsCheck Mower Levelness Check Tire PressureCheck for Proper Position of ALL Belts Check Brake SystemOperation Know Your Tractor HOW to USE Your Tractor To Adjust Gauge Wheels See Fig To Adjust Mower Cutting Height See FigTo Operate Mower See Fig To Operate on HillsTowing Carts and Other ATTACH- Ments Before Starting the EngineCheck Engine OIL Level ADD GasolineMowing Tips Purge TransmissionAutomatic Transmission Warm UP Lubrication Chart MaintenanceGeneral Recommendations Before Each USETractor Engine Clean AIR INTAKE/COOLING Areas CleaningMuffler Spark PlugsTo Install Mower Service and AdjustmentsTo Remove Mower See Fig To Replace Mower Drive Belt To Level Mower HousingTo Replace Mower Blade Secondary Drive Belt See Fig To Check and Adjust Brake See FigTo Adjust Steering Wheel ALIGN- Ment Transmission REMOVAL/REPLACEMENTTo Replace Motion Drive Belt See Fig Front Wheel TOE-IN/CAMBERTo Start Engine with a Weak Battery See Fig Replacing Battery See FigTo Remove Wheel for Repairs See Fig To Replace Headlight BulbInterlocks and Relays To Adjust CarburetorTo Replace Fuse Other StorageFuel System Engine OILProblem Cause Correction Troubleshooting PointsWith attachment clutch Tractor Model Number PD20PH48STB, Product Number 954 56 SchematicElectrical KEY Part Description Chassis and Enclosures Repair Parts Tractor Model Number PD20PH48STB, Product Number 954 56 KEY Part NO. NO. Description DriveSteering Assembly 180656 Wheel Steering Engine Stem Tank Fuel Seat Assembly Wheels & Tires DecalsMower Lift KEY Part NO. NO. Description Mower Deck 175820 Pulley Idler Flat Limited Warranty Suggested Guide for Sighting Slopes for Safe Operation Parts and Service