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21

SERVICE AND ADJUSTMENTS

023

14

IDLER PULLEYS

MANDREL
PULLEYS

FIG. 20

TO REPLACE MOWER BLADE DRIVE BELT 
(See Fig. 20)

The mower blade drive belt may be replaced without tools.  
Park the tractor on level surface.  Engage parking brake.  

BELT REMOVAL -
•      Remove  mower  from  tractor  (See  “TO  REMOVE 

MOW ER” in this section of this manual).

•      Work belt off both mandrel pulleys and idler pulleys.
•      Pull belt away from mower. 

BELT INSTALLATION -
•      Install new belt in reverse order of removal.
•     Make sure belt is in all pulley grooves and in side all 

belt guides.

•     Install mower in reverse order of removal instruc-

tions.

TO CHECK AND ADJUST BRAKE   

 

(See Fig. 21)

Your tractor is equipped with an ad just able brake system 
which is mounted on the right side of the transaxle.

If tractor requires more than fi ve (5) feet to stop at highest 
speed in high est gear on a level, dry concrete or paved 
surface, then brake must be checked and ad just ed.

TO CHECK BRAKE
•      Park tractor on a level, dry concrete or paved surface, 

depress clutch/brake pedal all the way down and en-
gage parking brake.

•      Disengage  transmission  by  placing  freewhel  control 

in “transmission disengaged” position. Pull freewheel 
con trol out and into the slot and release so it is held 
in the disengaged position.

The rear wheels must lock and skid when you try to manually 
push the tractor forward. If the rear wheels rotate, the brake 
needs to be adjusted or the pads need to be replaced.

02537

WITH PARKING BRAKE “ENGAGED”

JAM NUT

DO NOT TOUCH THIS NUT.  IF FURTHER BRAKE AD JUST -
MENT IS NECESSARY CONTACT YOUR NEAR EST AUTHO-
RIZED SERVICE CENTER/DEPARTMENT

OPERATING 
ARM

NUT “A”

1-3/4"

FIG. 21

TO ADJUST BRAKE
•      Depress clutch/brake pedal all the way down and en-

 gage parking brake.

•      Measure distance between brake operating arm and 

nut “A” on brake rod.

•     If distance is other than 1-9/16", loosen jam nut and 

turn nut “A” until distance becomes 1-9/16".  Retighten 
jam nut against nut “A”.

•     Engage transmission by placing freewheel control in 

“trans mis sion engaged” position.

•         Road test tractor for proper stopping distance as stated 

above.  Readjust if nec es sary.  If stopping distance is 
still greater than fi ve (5) feet in high est gear, further 
main te nance is nec es sary.  Replace brake pads or 
contact a qualifi ed service center.

Содержание PB21H42

Страница 1: ...E PROTECTION DURING OPERATION Visit our website www poulan pro com WARNING Read this Manual and follow allWarnings and Safety Instructions Failure to do so can result in serious injury IMPORTANT MANUAL Do Not Throw Away 403687 12 27 05 VB Printed in U S A 02478 ...

Страница 2: ...ass catcher or unclogging the discharge guard Operate machine only in daylight or good artificial light Do not operate the machine while under the influence of alcohol or drugs Watch for traffic when operating near or crossing road ways Use extra care when loading or unloading the machine into a trailer or truck Always wear eye protection when operating ma chine Data indicates that operators age 6...

Страница 3: ...gned for towing Do not attach towed equipment except at the hitch point Follow the manufacturer s recommendation for weight limits for towed equipment and towing on slopes Never allow children or others in or on towed equip ment On slopes the weight of the towed equipment may cause loss of traction and loss of control Travel slowly and allow extra distance to stop V SERVICE SAFE HANDLING OF GASOLI...

Страница 4: ...to assemble and maintain your tractor properly Always observe the SAFETY RULES CUSTOMER RESPONSIBILITIES Read and observe the safety rules Follow a regular schedule in maintaining caring for and using your tractor Follow the instructions under Maintenance and Stor age sections of this owner s manual WARNING This tractor is equipped with an internal com bustion engine and should not be used on or n...

Страница 5: ...17 32 x 1 3 16 x 12 Gauge Seat 2 Hex Bolts 1 4 20 x 3 4 2 Keps Nut 1 4 20 Battery 1 Hex Bolt 5 16 18 x 4 1 5 16 Lock Washer Steering Extension Shaft 4 Washers 3 8 x 3 4 x 14 Ga 4 Wheels 4 Adjusting Bar 4 Retainer Springs double loop 4 Clevis Pins 4 Locknut 3 8 16 2 Keys Slope Sheet Key 1 Oil Drain Tube Guage Wheels 4 Shoulder Bolt ...

Страница 6: ...hole in pan Push down on seat to engage shoulder bolt in slot and pull seat towards rear of tractor Pivot seat and pan forward and assemble adjustment knob and flat washer loosely Do not tighten Lower seat into operating position and sit on seat Slide seat until a comfortable position is reached which allows you to press clutch brake pedal all the way down Get off seat without moving its adjusted ...

Страница 7: ...ngthedeflectorshieldupagainst tractor CONNECT BATTERY See Fig 3 CAUTION Do not short battery termi nals by allowing a wrench or any other object to contact both terminals at the same time Before connecting battery remove metal bracelets wristwatch bands rings etc Positive terminal must be connected firsttopreventsparkingfromaccidental grounding Lift hood to raised position Remove terminal protecti...

Страница 8: ...n regular unleaded gasoline Become familiar with all controls their location and function Operate them before you start the engine Be sure brake system is in safe operating condition Be sure Operator Presence System and Reverse Op eration System ROS are working properly See the Operation and Maintenance sections in this manual It is important to purge the transmission before oper ating your tracto...

Страница 9: ...entify safety inform ation about hazards which can result in death serious injury and or property damage DANGER indicates a hazard which if not avoided will result in death or serious injury WARNING indicates a hazard which if not avoided could result in death or serious injury CAUTION indicates a hazard which if not avoided might result in minor or moderate injury CAUTION when used without the al...

Страница 10: ...CONTROL Disengages transmission for pushing or slowly towing the tractor with the engine off FORWARD DRIVE PEDAL Used for forward movement of tractor IGNITION SWITCH Used for starting and stopping the engine LIFT LEVER PLUNGER Used to release attachment lift lever when changing its position LIGHT SWITCH Turns the headlights on and off PARKING BRAKE Locks clutch brake pedal into the brake position ...

Страница 11: ...ES To stop mower blades push attachment clutch lever in to disengaged position GROUND DRIVE To stop ground drive depress brake pedal all the way down IMPORTANT FORWARD AND REVERSE DRIVE PEDALS RETURN TO NEUTRAL POSITION WHEN NOT DEPRESSED ENGINE Move throttle control between half and full speed fast position NOTE Failure to move throttle control between half and full speed fast position before sto...

Страница 12: ...n to start movement When use of the ROS is no longer needed turn the ignition key clockwise to engine ON position 02828 ROS ON POSITION ENGINE ON POSITION NORMAL OPERATING TO ADJUST GAUGE WHEELS See Fig 7 Gauge wheels are properly adjusted when they are slightly off the ground when mower is at the desired cutting height in operating position Gauge wheels then keep the deck in proper position to he...

Страница 13: ...e Fig 5 When starting the engine for the first time or if the engine has run out of fuel it will take extra cranking time to move fuel from the tank to the engine Besurefreewheelcontrolisinthetransmissionengaged position Sit on seat in operating position depress brake pedal and set parking brake Move attachment clutch to DISENGAGED position Move throttle control to fast position Pull choke control...

Страница 14: ...eeling position See TOTRANSPORT in this section of manual Sitting in the tractor seat start engine After the en gine is running move throttle control to slow position Disengage parking brake CAUTION At any time during step 4 there may be movement of the drive wheels Depress forward drive pedal to full forward position hold for five 5 seconds and release pedal Depress reverse drive pedal to full re...

Страница 15: ...aint_sch tractore ROS e BEFORE EACH USE EVERY 8 HOURS EVERY 25 HOURS EVERY 50 HOURS EVERY 100 HOURS EVERY SEASON BEFORE STORAGE Lubrication Chart Check Brake Operation Check Battery Level Check Tire Pressure Clean Battery and Terminals MAINTENANCE SCHEDULE Check for Loose Fasteners Check Replace Mower Blades Check Operator Presence ROS Systems Check Transaxle Cooling Check V Belts Check Mower Leve...

Страница 16: ...parking brake should shut off the engine When the engine is running and the attachment clutch is engaged any attempt by the operator to leave the seat should shut off the engine The attachment clutch should never operate unless the operator is in the seat CHECK REVERSE OPERATION ROS SYSTEM When the engine is running with the ignition switch in the engine ON position and the attachment clutch engag...

Страница 17: ...als and battery cable ends with wire brush until bright Coat terminals with grease or petroleum jelly Reinstall battery See CONNECT BATTERY in the Assembly section of this manual 02463 CLOSED AND LOCKED POSITION YELLOW CAP DRAIN TUBE OIL DRAIN VALVE FIG 13 ENGINE LUBRICATION Only use high quality detergent oil rated with API service classification SG SL Select the oil s SAE viscosity grade accordi...

Страница 18: ...uel line leaks and clamps are properly positioned Immediately wipe up any spilled gasoline 00667 CLAMP FUEL FILTER CLAMP FIG 14 CLEAN AIR SCREEN Air screen must be kept free of dirt and chaff to prevent engine damage from overheating Clean with a wire brush or compressed air to remove dirt and stubborn dried gum fibers CLEAN AIR INTAKE COOLING AREAS To insure proper cooling make sure the grass scr...

Страница 19: ...ctor shield to right side of tractor Lower lift lever to its lowest position Connect front links to mower deck and secure with retainer springs Connect suspension arms to rear deck brackets and secure with retainer springs Connect anti swaybar to chassis bracket and secure with retainer spring Push clutch cable housing guide into bracket slide col lar onto guide and secure with large retainer spri...

Страница 20: ... trunnion on both front links Tighten nut E on both front links an equal number of turns The two front links must remain equal in length Whendistance D is1 8 to1 2 loweratfrontthanrear tighten nut F against trunnion on both front links Recheck side to side adjustment GROUND LINE BOTTOM EDGE OF MOWER TO GROUND FIG 16 01553 SUSPENSION ARM LIFT LINK ADJUSTMENT NUT FIG 17 01268 D D MANDREL FIG 18 BOTT...

Страница 21: ...l the way down and en gage parking brake Disengage transmission by placing freewhel control in transmission disengaged position Pull freewheel control out and into the slot and release so it is held in the disengaged position Therearwheelsmustlockandskidwhenyoutrytomanually push the tractor forward If the rear wheels rotate the brake needs to be adjusted or the pads need to be replaced 02537 WITH ...

Страница 22: ...ver 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 FIG 22 TO REPLACE MOTION DRIVE BELT See Fig 22 Park the tractor on level surface Engage parking brake For assistance there is a belt installation guide decal on bottom side of left footrest BELT REMOVAL Remove mowe...

Страница 23: ... starting follow this procedure IMPORTANT YOURTRACTOR IS EQUIPPEDWITH A 12VOLT SYSTEM THE OTHER VEHICLE MUST ALSO BE A 12 VOLT SYSTEM DO NOT USEYOUR TRACTOR BATTERY TO START OTHER VEHICLES TO ATTACH JUMPER CABLES Connect one end of the RED cable to the POSITIVE terminal of each battery A B taking care not to short against tractor chassis ConnectoneendoftheBLACKcabletotheNEGATIVE terminal C of full...

Страница 24: ...FUEL SYSTEM PARTS SUCH AS CARBURETOR FUEL FILTER FUEL HOSE OR TANK DURING STORAGE ALSO EXPERIENCE INDICATES THAT ALCOHOL BLENDED FUELS CALLED GASOHOL OR USING ETHANOLORMETHANOL CANATTRACTMOISTUREWHICH LEADSTOSEPARATIONANDFORMATIONOFACIDSDURING STORAGE ACIDIC GAS CAN DAMAGE THE FUEL SYSTEM OF AN ENGINE WHILE IN STORAGE Empty the fuel tank by starting the engine and let it run until the fuel lines a...

Страница 25: ...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 solen...

Страница 26: ...e Tighten blade bolt 7 Buildup of grass leaves and trash under mower 7 Clean underside of mower housing 8 Mower drive belt worn 8 Replace mower drive belt 9 Blades improperly installed 9 Reinstall blades sharp edge down 10 Improper blades used 10 Replace with blades listed in this manual 11 Clogged mower deck vent holes from buildup of 11 Clean around mandrels to open vent holes grass leaves and t...

Страница 27: ...the face Do not mow slopes greater than 15 degrees Make turns gradually to prevent tipping or loss of control Exercise extreme caution when changing direction on slopes 1 Fold this page along dotted line indicated above 2 Hold page before you so that its left edge is vertically parallel to a tree trunk or other upright structure 3 Sight across the fold in the direction of hill slope you want to me...

Страница 28: ......

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