Husqvarna ST724 Owner'S Manual Download | Manualshive

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1.1996

Spare Parts
Piéces Dètachées

Owner's Manual 601 00 17-36
Reference No. 337209 05/09/95

ST724

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Summary of Contents for ST724

Page 1: ...1 1996 Spare Parts Piéces Dètachées Owner s Manual 601 00 17 36 Reference No 337209 05 09 95 ST724 ...

Page 2: ... spark OPERATING SAFETY Do not put hands or feet near or under rotating parts Keep clear of the discharge opening at all times Never operate the snow thrower without proper guards plates or other safety protective devices in place Never allow children or young teenagers to operate the snow thrower and keep them away while it is operating never allow adults to operate the snow thrower without prope...

Page 3: ...hould start to vibrate abnormally stoptheengine orelectricmotor andcheckimmediately for the cause Vibration is generally a warning of trouble STOP THE ENGINE OR ELECTRIC MOTOR WHENEVERYOULEAVETHEOPERATINGPOSITION BEFORE UNCLOGGING THE AUGER IMPELLER HOUSING OR DISCHARGE GUIDE AND WHEN MAKING ANY REPAIRS ADJUSTMENTS OR INSPECTIONS REMOVE WIRE FROM SPARK PLUG OR DISCONNECT CORD FROM ELECTRIC MOTOR W...

Page 4: ...Knob 18 Drift Cutter Assembly 18 OPERATION 19 21 How To Use Your Snow Thrower 19 Before Starting The Engine 19 20 To Stop Engine 20 To Start Engine 20 Snow Throwing Tips 21 MAINTENANCE 22 23 Lubrication Chart 11 Service Chart 22 General Recommendations 22 Lubrication 22 23 Spark Plug 23 SERVICE AND ADJUSTMENTS 24 27 To Adjust Skids Height 24 To Adjust Scraper Bar 24 To Adjust Clutch Control Cables...

Page 5: ...GINE STOP CHOKE OFF CHOKE ON THROTTLE FAST SLOW NEUTRAL PRIMER BUTTON IGNITION KEY OIL FUEL OIL MIXTURE IGNITION ON IGNITION OFF FUEL DRIVE CLUTCH AUGER CLUTCH TRANSMISSION AUGER COLLECTOR DISCHARGE CHUTE UP POSITION DISCHARGE CHUTE DOWN POSITION KEEP BYSTANDERS AWAY BEWARE OF THROWN OBJECTS HOT SURFACE DISCHARGE CHUTE TURN RIGHT DISCHARGE CHUTE TURN LEFT CAUTION READ OWNER S MANUAL FORWARD REVERS...

Page 6: ...VER LEVIER DE CHANGEMENT DE VITESSE AUGER CLUTCH LEVER LEVIER D EMBRAYAGE DE VIS SANS FIN TRACTION CLUTCH LEVER LEVIER D EMBRAYAGE DE TRACTION 3 CRANK ASSEMBLY MANIVELLE 4 2 1 CLUTCH CABLE CABLE D EMBRAYAGE CHUTE DEFLECTOR DEFLECTEUR DE GOULOTTE 6 7 MOUNTING NUTS ECROUS DE FIXATION 5 8 HEIGHT ADJUST SKID PATIN A HAUTEUR REGLABLE III 3 1 2 3 4 5 6 7 9 9 REMOTE CHUTE DEFLECTOR LEVER LEVIER DU DÉFLEC...

Page 7: ... PO 7 RIGHT HANDLE COTE GAUCHE DU MANCHERON 6 5 4 3 III 4 III 5 1 2 4 5 1 5 CLEVIS PIN GOUPILLE FENDUE UNIVERSAL JOINTJOINT DE CARDAN 2 COTTER PIN GOUPILLE FENDUE 4 3 DRILLED PIN AXE FORE CRANK ROD ASSEMBLY TIGE DE MANIVELLE 3 III 6 1 5 2 3 5 1 2 3 4 4 CONTROL PANEL TABLEAU DE BORD 6 6 CLUTCH CABLE CABLE D EMBRAYAGE 7 7 8 8 SHIFTER LEVER LEVIER DECHANGEMENT DE VITESSE CLUTCH LEVER LEVIER D EMBRAYA...

Page 8: ...OUPILLE FENDUE KNOB POMMEAU EN PLASTIQUE POINTANT VERS L AVANT 2 3 4 5 1 2 III 7 3 LEVER LEVIER DE VITESSE HEX NUT ÉCROU HEXAGONAL 1 2 3 4 5 1 5 SPRING BRACKETS SUPPORT DU RESSORT CHUTE EXTENSION GOULOTTE 1 1 DRIFT CUTTERS COUTEAUX VERTICAUX III 8 1 2 3 III 8 A III 8 B 1 2 3 4 3 NUT ECROU 4 FLATWASHER RONDELLE PLATE 5 CARRIAGE BOLTS BOULON ...

Page 9: ...EJECTION Change la direction dans laquelle la neige est projetée HEIGHT ADJUST SKIDS Adjusts the ground clearance of the auger housing PATINS A HAUTEUR REGLABLE Règlent la garde au sol du carter de vis sans fin IGNITION KEY Must be inserted to start the engine CLE DE CONTACT Elle doit être enfoncée pour faire démarrer le moteur RECOIL STARTER HANDLE Starts the engine manually POIGNEE DE DEMARREUR ...

Page 10: ... MARCHE LEFT HAND COTE GAUCHE 1 TRACTION CLUTCH LEVER OFF LEVIER D EMBRAYAGE DE TRACTION EN POSITION D ARRET 2 AUGER CLUTCH LEVER OFF LEVIER D EMBRAYAGE DE VIS SANS FIN 1 1 LOCKED POSITION VERROUILLEE 2 WHEEL DRIVE TRACTION A 2 ROUES MOTRICES KLICK PIN GOUPILLE KLICK III 13 III 12 1 SINGLE WHEEL DRIVE TRACTION A 1 ROUE MOTRICE III 14 1 KLICK PIN GOUPILLE KLICK UNLOCKED POSITION POSITION DEVERROUIL...

Page 11: ...ADD MARK REMARQUE LE NIVEAU D HUILE DOIT SE TROUVER ENTRE LES REPERES FULL PLEIN ET ADD REMPLIR 1 III 16 LUBRICATION CHART TABLEAU DE GRAISSAGE 1 Lubricate the Auger Shaft Coat with a clinging type grease such as Lubriplate Graissez l arbre de vis sans fin Appliquez une couche de graisse de type adhésif telle que la graisse Lubriplate III 17 ...

Page 12: ... 5 6 7 7 BEARING ASSEMBLY ROULEMENT 8 8 Point at which grease should be visible Point auquel la graisse doit être visible III 20 1 1 2 III 21 1 2 TRACTION DRIVE LEVER LEVIER DE COMMANDE DE VIS SANS FIN 1 2 3 3 PLASTIC BUMPER PLASTIQUE BUMPER Z FITTING RACCORD Z CONTROL LEVER MUST BE IN FULL FORWARD POSITION Just Contacting Plastic Bumper WHEN CHECKING LE LEVIER DE COMMANDE DROIT ETRE POUSSE A FOND...

Page 13: ...1 2 PO 4 IMPELLER PULLEY POULIE DE ROTOR 1 3 III 23 4 1 4 5 1 2 3 4 5 6 TRACTION DRIVE BELT COURROIE DE COMMANDE DE TRACTION 2 AUGER DRIVE BELT POULIE DE COMMANDE DE TRACTION 3 BELT GUIDE Left Hand GUIDE DE COURROIE Côté gauche BELT GUIDE Right Hand GUIDE DE COURROIE Côté droit TRACTION DRIVE IDLER PULLEY POULIE D ENTRAINEMENT DE VIS SANS FIN 6 AUGER IDLER PULLEY GALET TENDEUR DE COMMANDE DE VIS S...

Page 14: ...IN ENCLENCHE 3 32 INCH 3 32 PO III 27 2 4 4 3 Bottom View 1 2 3 1 FRICTION WHEEL ROUE A FRICTION III 28 III 29 1 2 1 2 3 3 4 5 4 5 TRUNION NUT ECROU A PIVOT SHIFT ROD TIGE DE CHANGEMENT DE VITESSE SPEED ROD TIGE DE SELECTION DE VITESSE COTTER PIN GOUPILLE FENDUE WASHER RONDELLE 1 3 4 2 1 REMOVE TOP BOLTS Each side RETIRER LES BOULONS LOOSEN BOTTOM BOLTS Each side DESSERRER LE BOULONS AUGER HOUSING...

Page 15: ...STENERS screws lockwashers nuts ATTACHE Vis rondelle grower ecrous 4 BEARING PLATES PLAQUE D APPUI III 32 1 2 3 1 3 2 SHEAR BOLT SPACER RONDELLE D ECARTEMENT POUR BOULON DE SURETE A CISAILLER LOCKNUT CONTRE ECROU SHEAR BOLT BOULON DE SURETE A CISAILLER 1 III 34 3 4 1 2 1 CARBURETOR CARBURATEUR 2 IDLE ADJUSTING SCREW Close finger tight only VIS DE REGLAGE DE RALENTI La serrer à la main seulement 3 ...

Page 16: ...the folded down position 1 Crank Assembly 1 Spring for Remote Chute Return 1 Owner s Manual Not Shown 1 Parts Box Containing 1 Container of 5W30 Oil 1 Electric Starter Cord 9 5 Ft if equipped with electric start 1 Chute Assembly may be assembled 1 Bag of Assembly parts containing TOOLS REQUIRED FOR ASSEMBLY 1 Knife to cut carton and plastic ties 2 1 2 inch Wrenches or adjustable wrenches 2 9 16 in...

Page 17: ...hipping position III 3 shows the snow thrower completely assembled Reference to the right and left hand side of the snow thrower is from the operator s position at the handle TO REMOVE SNOW THROWER FROM CARTON See III 1 Remove top pallet from carton Locate and remove parts box Cut all four corners of the carton from top to bottom and lay the panels flat Cut the cable ties attached to the auger Cut...

Page 18: ...to To Adjust the Clutch Control Cables in the Service and Adjustment section on checking or ad justing the control cables TO INSTALL CHUTE ASSEMBLY TO CHUTE FLANGE III 8 Remove three carriage bolts flatwashers lockwashers and nuts from snow chute flange Position snow chute on snow chute flange and align the three holes in the snow chute with tabs on snow chute flange Replace the carriage bolts fro...

Page 19: ...operating the snow thrower We recommend standard safety glasses or Wide Vision Safety Mask for over your glasses To move the snow thrower backward move the speed shifter lever into first or second reverse and engage the traction clutch lever left hand IMPORTANT DO NOT MOVE THE SPEED SHIFT LEVER WHILE THE TRACTION LEVER IS DOWN TO THROW SNOW Push down the auger clutch lever See III 12 right hand Re...

Page 20: ...ed 120 volt A C receptacle Press the primer button two or three times while keeping your finger over the vent hole on the primer button Additional priming may be necessary for the first start if the temperature is below 15 F Push down on the starter button until the engine starts Do not crank for more than 10 seconds at a time This electric starter is thermally protected If overheated it will stop...

Page 21: ...emoving snow adjust ground speed NEVER the throttle Go slower in deep freezing or wet snow If the unit slips reduce forward speed The engine is designed to deliver maximum performance at full throttle and should be run at this power setting at all times Most efficient snow blowing is accomplished when the snow is removed immediately after it falls For complete snow removal slightly overlap each pa...

Page 22: ...een subjected to operator abuse or negli gence To receive full value from the warranty operator must maintain snow thrower as instructed in this manual Some adjustments will need to be made periodically to properly maintain your snow thrower All adjustments in the Service and Adjustments section of this manual should be checked at least once each season AFTER EACH USE Check for any loose or damage...

Page 23: ...YS DISCONNECT THE SPARK PLUGWIREANDTIEBACKAWAYFROM THE PLUG BEFORE MAKING ANY ADJUSTMENTS OR REPAIRS BE CERTAIN TO MAINTAIN PROPER GROUND CLEARANCE FOR YOUR PAR TICULAR AREA TO BE CLEARED OB JECTS SUCH AS GRAVEL ROCKS OR OTHER DEBRIS IF STRUCK BY THE IMPELLER MAYBETHROWNWITHSUF FICIENT FORCE TO CAUSE PERSONAL INJURY PROPERTY DAMAGE OR DAMAGE TO THE SNOW THROWER TO ADJUST THE CLUTCH CONTROL CABLES ...

Page 24: ...just the auger drive belt See To Adjust Auger Drive Belt paragraph in this section Adjust the belt guides See To Adjust The Belt Guides paragraph in this section Replace top two bolts Re tighten bottom two bolts Disconnect the spark plug wire Remove the belt cover See III 25 Loosen belt guides and pull guides away from the engine drive pulley See III 24 Loosen nut on auger idler and pull auger idl...

Page 25: ... nuts securing the friction wheel to hub See III 30 and set fasteners aside NOTE Note position of special washers and retaining ring on the hex shaft and sprocket assembly Remove the four bolts securing the bearing plates both sides Remove right side bearing plate Leave hex shaft in original position and carefully raise hex shaft just until the friction wheel clears the frame enough to be removed ...

Page 26: ...n it 1 1 4 to 1 1 2 turns Close the idle adjusting screw by turning clockwise by hand Do not over tighten Then open it 1 1 4 to 1 1 2 turns Start the engine and let it warm up Set the throttle control toRUN Adjust the high speed adjusting screw in until the engine speed or sound alters Adjust the screw out until the engine speed sound alters Note the difference between the two limits and set the s...

Page 27: ...rs block up the snow thrower to be sure the entire machine is off the ground Cover the snow thrower with a suitable protective cover that does not retain moisture Do not use plastic IMPORTANT NEVER COVER SNOW THROWER WHILE ENGINE AND EXHAUST AREAS ARE STILL WARM NOTE Immediately prepare your snow thrower for stor age at the end of the season or if the unit will not be used for 30 days or more SNOW...

Page 28: ...to RUN position Use carburetor bowl drain to flush and refill with fresh fuel Adjust carburetor Stop engine immediately and disconnect spark plug wire Tighten all bolts and make all necessary repairs If vibration continues have the unit serviced by a competent repairman Replace drive belt Adjust traction drive cable Replace friction wheel Adjust auger drive belt replace if damaged Adjust auger con...

Page 29: ...51 601 00 14 34 WASHER CRANKSHAFT 53 601 00 14 36 PULLEY HALF V3L 2 00X 752ID 54 601 00 14 35 FLATWASHER 752X 91X 02 57 601 00 14 37 BELT V 3L 33 13LG 59 601 00 14 38 FLATWASHER 765X1 12X 06 60 601 00 15 93 PULLEY ENGINE V 4L 63 601 00 17 37 BELT V 4L 36 6LG 67 601 00 14 41 FLATWASHER 68 601 00 00 15 WASHER REGSPTLK 393X 60X 10 69 601 00 05 27 SCREW 3 8 24 X 1 00 NYL 601 00 17 36 OWNER S MANUAL EN...

Page 30: ...ME 80 601 00 17 38 FRAME ASSY ENG MT 85 601 00 14 43 SCREW 5 16 24X1 00 86 601 00 08 23 NUT 5 16 24 HEXWD FLLK 88 601 00 05 19 SCREW 5 16 18X 50 WAHHTAP 90 601 00 17 39 COVER BOTTOM WHEEL DRIVE 91 601 00 14 45 SCREW 1 4 20 X 63 WAHHTAP 100 601 00 10 89 IDLER SPRING 101 601 00 14 46 FLATWASHER 53X1 00X 063 102 601 00 14 47 BEARING FLANGE 103 601 00 15 97 ASSY SHAFT AUG CLUTCH 104 601 00 14 49 LEVER...

Page 31: ...3LG 225 601 00 14 77 PULLEY V3L 6 50X 56 226 601 00 14 78 WASHER WAVE 675X1 00X 020 227 601 00 00 03 FLATWASHER 281X1 00X 063 228 601 00 00 14 WASHER RSPTLK 263X 49X 07 229 601 00 00 68 SCREW 1 4 20X 75 REF NO PART NO PART NAME 230 601 00 14 79 BEARING RETAINER ASSY 231 601 00 05 19 SCREW 5 16 18X 50 WAHHTAP 232 601 00 00 23 WASHER HVSPTLK 328X 60X 09 235 601 00 14 80 WASHER SP 502X 75X 0605 240 6...

Page 32: ...ATWASHER 313 601 00 14 94 SHAFT AUGER OUTPUT 22 314 601 00 14 95 GASKET GEAR BOX 315 601 00 14 96 WORM GEAR 316 601 00 14 97 KEY WOODRUFF 91 320 601 00 14 98 RING QUAD 321 601 00 14 99 BEARING FLANGE 322 601 00 15 00 FLATWASHER 752X1 24X 093 323 601 00 15 01 BEARING ROLL 324 601 00 15 00 FLATWASHER 752X1 24X 093 326 601 00 15 02 KEY HI PRO 606 327 601 00 15 03 WORM GEAR 330 601 00 15 04 BRING SLEV...

Page 33: ...HEX REF NO PART NO PART NAME 520 601 00 18 69 AUGER ASSY LH 22 521 601 00 18 70 AUGER ASSY RH 22 522 601 00 14 56 SCREW 1 4 20X1 75 523 601 00 15 17 SPACER SLEV 250X 47X 20 524 601 00 00 62 NUT 1 4 20 REGHEXCTRLK 525 601 00 15 18 AUGER SHAFT BEARING 526 601 00 15 19 FLATWASHER 1 005X1 31X 035 527 601 00 05 20 SCREW 5 16 18X 75 WAHHTAP 530 601 00 15 21 PLATE AUGER HSNG RH 531 601 00 15 20 PLATE AUG...

Page 34: ...SHER 344X 69X 065 597 601 00 06 84 KNOB T 2 BLADE W 5 16 18 NUT 24 SNOW THROWER MODEL ST 724 DISCHARGE CHUTE REPAIR PARTS REF NO PART NO PART NAME 598 601 00 00 12 NUT 5 16 18 REGHEX 600 601 00 18 37 CHUTE LOWER 601 601 00 08 99 BOLT 5 16 18X1 00 CARR 602 601 00 00 19 FLATWASHER 344X 69X 065 603 601 00 14 64 NUT 5 16 18 HEXNYL 606 601 00 18 38 COLLAR CHUTE RECT 607 601 00 00 68 SCREW 1 4 20X 75 60...

Page 35: ... 00 15 34 SPROCKET HUB ASSY 653 601 00 15 35 SCREW 1 4 20X2 25 654 601 00 00 62 NUT 1 4 20 REGHEXCTRLK 655 601 00 15 36 BEARING FLANGE 656 601 00 14 86 CHAIN ROLLER 42 X 40P 671 601 00 14 38 FLATWASHER 765X1 12X 06 673 601 00 17 46 BUSHING WHEEL 4 LG 675 601 00 17 47 TIRE RIM 13X5 0X6 676 601 00 15 39 SCREW SHR 1 4 20X1 75 677 601 00 00 62 NUT 1 4 20 REGHEXCTRLK 678 601 00 15 40 RING RETAINING 679...

Page 36: ...50 BUMPER RECT REF NO PART NO PART NAME 741 601 00 15 51 CABLE CLUTCH 743 601 00 15 52 SPRING TENSION 744 601 00 15 53 SPRING AUGER CLUTCH 745 601 00 00 62 NUT 1 4 20 REGHEXCTRLK 750 601 00 15 54 HANDLE LOWER 751 601 00 00 73 SCREW 5 16 18X 75 752 601 00 00 23 WASHER HVSPTLK 328X 60X 09 753 601 00 00 12 NUT 5 16 18 REGHEX 754 601 00 05 20 SCREW 5 16 18X 75 WAHHTAP 920 601 00 15 55 SCREW 3 8 16X2 0...

Page 37: ...D CONTROL 777 601 00 05 20 SCREW 5 16 18X 75 WAHHTAP 780 601 00 00 25 PIN COTTER 090DIAX 75LG 781 601 00 00 19 FLATWASHER 344X 69X 065 784 601 00 15 62 ROD SPEED CONTROL 788 601 00 15 63 NUT TRUNNION 5 16 24 789 601 00 00 19 FLATWASHER 344X 69X 065 790 601 00 00 25 COTTER PIN 090DIAX 73LG 811 601 00 15 64 BEARING FLANGED 812 601 00 15 65 ROD ASSY YOKE PANEL 813 601 00 00 60 NUT 3 8 16 REGHEXCTRLK ...

Page 38: ...6 601 00 18 41 DECAL AUGER HOUSING TOP 830 601 00 15 79 DECAL DANGER FINGER 831 601 00 15 80 DECAL FREE IMPELLER 832 601 00 15 81 DECAL TRACT DR CHUTE ROT 833 601 00 15 82 DECAL SNOW CONDITIONS 834 601 00 15 83 DECAL GEAR SELECT AUGER 835 601 00 18 42 DECAL HANDLE PANEL 838 601 00 15 85 DECAL BELT STRETCH ADJ VIEW FROM REAR VIEW FROM REAR TANK 831 838 825 835 830 824 832 833 834 826 822 ...

Page 39: ...X 065 856 601 00 12 91 NUT PUSH ON 3 8 860 601 00 17 50 EYE BOLT 3 8 16X6 00 861 601 00 14 08 GROMMET EYE BOLT 863 601 00 14 09 NUT 3 8 16 HEXJAM 864 601 00 00 20 FLATWASHER 406X 81X 065 866 601 00 00 20 FLATWASHER 406X 81X 065 867 601 00 06 53 NUT 3 8 16 REGHEX 870 601 00 18 30 BRACKET WORM MOUNTING 871 601 00 18 31 WORM GEAR CHUTE ROTATE 872 601 00 18 32 BLOCK UNIV PIVOT 873 601 00 18 33 PIN CLE...

Page 40: ...41 N O T E S ...

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