Poulan 173411 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 15 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 procedure.

HOOD

HEADLIGHT WIRE CONNECTOR

FIG. 31

ENGINE

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.

TO ADJUST CARBURETOR

The carburetor has been preset at the factory and adjust- ment should not be necessary. However, minor adjustment 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.

IMPORTANT: NEVER TAMPER WITH THE ENGINE GOVERNOR, 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, CONTACT YOUR N E A R E S T A U T H O R I Z E D S E R V I C E C E N T E R / DEPARTMENT, WHICH HAS PROPER EQUIPMENT AND E X P E R I E N C E T O M A K E A N Y N E C E S S A R Y ADJUSTMENTS.

CLAMP SCREW

QUARTER

CIRCLE

SWIVEL

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 swivel is against side of quarter circle. If it is not, loosen cable clamp screw and pull cable back until swivel is against quarter circle. Tighten cable clamp screw securely.

TO ADJUST CHOKE CONTROL (See Fig. 33)

The choke 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 choke control (located on dash panel) to full choke position.

Remove air cleaner cover, filter and cartridge plate to

expose carburetor choke (see “AIR FILTER” in the

24

Customer Responsibilities section of this manual).

FIG. 32

CHOKE CLOSED

CHOKE

LEVER

CASING

CLAMP

SCREW

FIG. 33

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Contents PR20H42STA Safety Rules Safety Rules Table of Contents Unassembled Parts Steering Wheel SeatSlope Sheet Assembly Tools Required for AssemblyHOW to SET UP Your Tractor To Remove Tractor from CartonInstall Seat See Fig To SET UP Your Mower for MulchingTo Convert to Bagging or Discharging Check Tire PressureCheck Deck Levelness Check for Proper Position of ALL BeltsOperation Know Your Tractor Motion Control Lever Selects the speedHOW to USE Your Tractor To Adjust Gauge Wheels See Fig To Operate Mower See FigTo Operate on Hills To Transport See FigsBefore Starting the Engine Check Engine OIL Level See FigADD Gasoline To Start Engine See FigMowing Tips Mulching Mowing Tips¿ Lubrication Chart Customer ResponsibilitiesGeneral Recommendations Before Each USETractor Brake OperationTires Operator Presence SystemEngine Clean AIR INTAKE/COOLING Areas CleaningMuffler Spark PlugsService and Adjustments To Install Mower See FigTo Level Mower Housing To Remove Mower See FigRecheck side-to-side adjustment To Adjust Brake See Fig Belt InstallationTo Replace Mower Blade Drive Belt See Fig To Replace Motion Drive Belt See FigTransmission REMOVAL/REPLACEMENT Transaxle Motion Control Lever Neutral Adjustment See FigTo Adjust Steering Wheel Alignment Front Wheel TOE-IN/CAMBERTo Start Engine with a Weak Battery See Fig Replacing Battery SeeTo Replace Headlight Bulb To Attach Jumper CablesTo Adjust Carburetor Interlocks and RelaysTo Replace Fuse Storage OtherFuel System Engine OILTroubleshooting Points OFF Service Notes Schematic Tractor - Model Number PR20H42STAElectrical KEY Part Description Chassis Screw Hex Wshd 8-18 x 7/8 Drive Transaxle Hydro Gear Steering Assembly KEY Part NO. NO.DESCRIPTION Seat Assembly Decals Wheels and TiresEngine Optional Equipment Spark ArresterEngine 141295 Control ThrotMower Deck Repair Parts Mower Lift 159460 Wire Asm Inner/Sprg W/plunger LT Limited Warranty Suggested Guide for Sighting Slopes for Safe Operation Only Ride UP and Down Hill Not Across Hill Degrees MAXParts and Service