Husqvarna ST724 manuale d’uso

1.1996 Spare P ar ts Piéces Dètachées Owner's Manual 601 00 17-36 Reference No. 337209 05/09/95 ST724[...]

2 SAFETY RULES BEFORE USE ● Read the Owner’s Manual carefully . Be thoroughly familiar with the controls and the proper use of the snow thrower. Know how to stop the snow thrower and disengage the controls quickly. ● Do not operate the snow thrower without wearing adequate winter outer garments. Wear footwear that will improve footing on slip[...]

3 LOOK FOR THIS SYMBOL TO POINT OUT IMPORTANT SAFETY PRECAUTIONS. IT MEANS-- ATTENTION!!! BECOME ALERT!!! YOUR SAFETY IS INVOLVED. SAFETY RULES SAFE STORAGE ● Always refer to Owner’s Manual instructions for important details if the snow thrower is to be stored for an extended period. ● Disengage power to the auger/impeller when snow thrower i[...]

4 Record the following information about your unit so that you will be able to provide it in case of loss or theft. CITY: STATE: TELEPHONE: PURCHASE DATE: MODEL NUMBER: / / SERIAL NO.: CODE NO.: (Enter complete 8 digit number from model plate on unit) DEALER'S NAME AND ADDRESS: T ABLE OF CONTENTS SAFETY RULES ..................................[...]

5 INTERNA TIONAL SYMBOLS ENGINE START ENGINE RUN OFF ELECTRIC START STOP IGNITION KEY INSERT TO RUN PULL OUT TO STOP KEEP HANDS, FEET, AND CLOTHING AWAY! DO NOT USE HANDS TO UN- CLOG DISCHARGE CHUTE. ON ENGINE STOP CHOKE OFF CHOKE ON THROTTLE FAST SLOW NEUTRAL PRIMER BUTTON IGNITION KEY OIL FUEL OIL MIXTURE IGNITION ON IGNITION OFF FUEL DRIVE CLUTC[...]

6 1 "Z" FITTING/RACCORD EN Z III.1 1 2 3 4 1 2 UPPER HANDLE ASSEMBLY/ELEMENT SUPERIEUR DE MANCHERON 3 4 CLUTCH CABLE/CABLE D'EMBRAYAGE LOWER HANDLE/ELEMENT INFERIEUR DE MANCHERON CRANK ASSEMBLY/MANIVELLE III. 2 1 SHIFTER LEVER/LEVIER DE CHANGEMENT DE VITESSE AUGER CLUTCH LEVER/LEVIER D'EMBRAYAGE DE VIS SANS FIN TRACTION CLUTCH L[...]

7 3/8 INCH NYLON LOCKNUT/RONDELLE GROWER 3/8 PO. 1 4 5 6 8 3 2 9 7 11 10 1 LEFT HANDLE/COTE DROIT DU MANCHERON 2 CRANK/MANIVELLE EYE BOLT/BOULON A OEIL 3/8 INCH FLATWASHERS/RONDELLE PLATE 3/8 PO. 11 3/8 INCH LOCKWASHER/RONDELLE GROWER 3/8 PO 10 3/8 INCH NUT/ECROU 3/8 PO 9 3/8 X 2 INCH BOLT/BOULON 3/8 X 2 PO 8 3/8 INCH FLATWASHER/RONDELLE PLATE 3/8 [...]

8 1 2 SHIFT ROD/TIGE DE CHANGEMENT DE VITESSE TRUNION NUT/ECROU A PIVOT SPEED ROD/TIGE DE SELECTION DE VITESSE WASHER/RONDELLE COTTER PIN/GOUPILLE 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 [...]

9 READ THIS OWNER’S MANUAL AND SAFETY RULES BEFORE OPERATING YOUR SNOW THROWER. Compare the illustrations with your snow thrower to familiarize yourself with the location of various controls and adjustments. Save this manual for future reference./ FAMILIARISATION AVEC LE CHASSE-NEIGE A TURBINE. LISEZ LE PRESENT MANUEL D'UTILISATION ET LES RE[...]

10 1 2 3 4 5 1 PRIMER BUTTON/BOUTON DE TITILLATEUR 2 IGNITION KEY/CLE DE CONTACT CHOKE CONTROL/COMMANDE DE STARTER 4 5 RECOIL STARTER HANDLE/POIGNEE DE DEMARREUR-LANCEUR THROTTLE CONTROL/COMMANDE DES GAZ III.11 OFF/ARRET 1 2 RIGHT HAND/COTE DROIT OFF/ARRET ON/MARCHE ON/MARCHE LEFT HAND/ COTE GAUCHE 1 TRACTION CLUTCH LEVER OFF/LEVIER D'EMBRAYAG[...]

11 III.15 1 1 OIL FILL CAP/DIPSTICK/BOUCHON DE REMPLISSAGE/JAUGE DE NIVEAU D'HUILE /NIVEAU ADMISSIBLE NOTE: OIL LEVEL MUST BE BETWEEN FULL AND 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 clingin[...]

12 III.18 1 1 1 AXLE/ESSIEU III.19 1 2 1 HEX SHAFT AND GEARS/ARBRE HEXAGONAL ET ENGRENAGES 2 FRICTION WHEEL/ROUE A FRICTION 3 3 GEARS (REQUIRE NO LUBRICATION)/ENGRENAGES (N'EXIGEN AUCUN GRAISSAGE 4 5 DISC DRIVE PLATE/DISQUE D'ENTRAINEMENT 4 GREASE ZERK/GRAISSEUR A PRESSION 5 2 GAP BETWEEN FRICTION WHEEL AND DISC DRIVE PLATE/ ESPACE ENTRE [...]

13 1 1 2 2 3 AUGER DRIVE SPRING/RESSORT DE COMMANDE DE VIS SANS FIN TRACTION DRIVE SPRING/RESSORT DE TRACTION 3 SPRING/RESSORT 4 4 THREADED END/EXTREMITE FILETEE 5 5 LOCKNUT/CONTR-ECROU III.22 III.24 1 2 3 DRIVE PULLEY/POULIE D'ENTRAINEMENT 2 AUGER IDLER PULLEY ENGAGED/GALET-TENDEUR DE COMMANDE DE VIS SANS FIN ENCLENCHE 1/2 INCH DEFLECTION/FLE[...]

14 III.26 1 AUGER DRIVE PULLEY/POULIE D'ENTRAINEMENT DE VIS SANS FIN 1 2 3 4 5 6 2 BELT GUIDE (Right Hand)/GUIDE DE COURROIE (Côté droit) BELT GUIDE (Left Hand)/GUIDE DE COURROIE (Côté gauche) 3 4 3 5 6 IMPELLER PULLEY/POULIE DE ROTOR AUGER IDLER PULLEY ENGAGED/GALET-TENDEUR DE COMMANDE DE VIS SANS FIN ENCLENCHE 3/32 INCH/3/32 PO III.27 2 [...]

15 1 2 3 4 5 6 III.30 1 2 3 4 4 5 6 3 1 LOCKWASHER/RONDELLE GROWER FRICTION WHEEL/ROUE A FRICTION BOLT/BOULON NUT/ECROU HEX SHAFT/ARBRE HEXAGONAL HUB/MOYEU 1 2 3 4 5 6 (UNIT STANDING ON AUGER HOUSING END) MACHINE REPOSANT SUR L'EXTREMITE DU CARTER DE VIS SANS FIN III.31 1 2 3 5 6 FRICTION WHEEL/ROUE A FRICTION HUB/MOYEU HEX SHAFT/ARBRE HEXAGON[...]

16 ASSEMBL Y 1 - Shift Lever Knob 2 - Spare Shear Bolt Spacers 2 - 3/8 Inch Flat Washers 1 - 3/8-16 x 2 Inch Hex Hd Screw 2 - 1/4 - 20 x 1-3/4 Shear Bolts 2 - Spare 1/4-20 Locknuts 1 - 3/8 - 16 Hex Nut 1 - 3/8 Inch Lockwasher CONTENTS OF SHIPPING CAR TON 1 - Snow thrower completely assembled except for the crank assembly, shift rod assembly and kno[...]

17 ASSEMBL Y TO INSTALL THE CRANK ASSEMBLY ● On the right side of the handle, install the following ( found in parts box ) in the lower hole as shown in III.4 : 1 - 3/8 x 2 inch bolt 2 - 3/8 inch flatwashers 1 - 3/8 inch lockwasher 1 - 3/8 inch nut ● Remove one 3/8" nylon locknut and flatwasher from the “eye” bolt assembly ( on the chu[...]

18 ASSEMBL Y TO INSTALL THE SHIFTER ROD ● Attach shift rod set aside earlier to the shifter lever with one ( 1 ) flatwasher and ( 1 ) cotter pin ( See III.6 ). ● Place shift lever into sixth gear position. Rotate speed rod on rear of motor frame counterclockwise down until it stops. ● Align trunion nut on end of shift rod with the hole in the[...]

19 OPERA TION HOW TO USE YOUR SNOW THROWER TO CONTROL SNOW DISCHARGE ● Turn the crank assembly to set the direction of the snow throwing. ● Loosen the wing knob on the chute deflector and move the deflector to set the distance . Move the deflector UP for more distance, DOWN for less distance. Then tighten the wing knob ( See III 10 ). TO STOP Y[...]

20 OPERA TION FILL GAS: Fill the fuel tank with clean, fresh, unleaded grade auto- motive gasoline. Be sure that the container you pour the gasoline from is clean and free from rust or other foreign particles. Never use gasoline that may be stale from long periods of storage in the container. NOTE: S.A.E. 5W-30 motor oil may be used to make startin[...]

21 OPERA TION NEVER RUN ENGINE INDOORS OR IN EN- CLOSED, POORLY VENTILATED AREAS. ENGINE EXHAUST CONTAINS CARBON MONOXIDE, AN ODORLESS AND DEADLY GAS. KEEP HANDS, FEET, HAIR AND LOOSE CLOTHING AWAY FROM ANY MOVING PARTS ON ENGINE AND SNOW THROWER. WARNING: TEMPERATURE OF MUFFLER AND NEARBY AREAS MAY EXCEED 150 ° F. AVOID THESE AREAS. DO NOT ALLOW [...]

22 S ERVICE RECORDS SCHEDULE SERVICE DA TES Fill in dates as you complete regular service MAINTENANCE LUBRICATION - EVERY TEN HOURS ● Auger Shaft - Using a hand grease gun, lubricate the auger shaft zerk fittings ( See III.17 ) every ten ( 10 ) ● See Lubrication Chart diagram for lubrication points and type of lubricant. LUBRICATION - EVERY 25 [...]

24 SER VICE AND ADJUSTMENTS TO ADJUST SKID HEIGHT This snow thrower is equipped with two height adjust- ment skids, located on the outside of the auger housing ( See III.20 ). These skids elevate the front of the snow thrower. For normal hard surfaces, such as a paved driveway or walk, adjust the skids as follows: ● Check both tires for equal inf[...]

25 SER VICE AND ADJUSTMENTS ● Reinstall the belt cover. ● Check the clutch control cable adjustment ( See To Adjust The Clutch Contrl Cables in this section ). ● Reconnect the spark plug wire. TRACTION DRIVE BELT (See III.24) If your snow thrower will not move forward, check the traction drive belt for wear. ( Check other causes also in the T[...]

26 SER VICE AND ADJUSTMENTS ● Reinstall the belt cover. ● Reconnect the spark plug wire. TO ADJUST THE FRICTION WHEEL If the snow thrower will not move forward, you need to check the traction drive cable or the friction wheel. If the friction wheel is worn or damaged, it will need to be replaced. See To Replace Friction Wheel paragraph in this [...]

27 SER VICE AND ADJUSTMENTS TO ADJUST OR REPLACE THE SPARK PLUG If you have difficulty starting your snow thrower, you may need to adjust or replace the spark plug. Follow the instructions below. Replace the spark plug if the electrodes are pitted or burned or if the porcelain is cracked. TO ADJUST: ● Clean the spark plug by carefully scraping th[...]

28 CAUTION: DRAIN FUEL INTO APPROVED CONTAINER OUTDOORS, AWAY FROM OPEN FLAME. STORAGE CAUTION: NEVER STORE THE ENGINE WITH FUEL IN THE TANK INDOORS OR IN AN ENCLOSED, POORLY VENTI- LATED AREA WHERE FUEL FUMES MAY REACH AN OPEN FLAME, SPARK OR PILOT LIGHT AS ON A FURNACE, WA- TER HEATER, CLOTHES DRYER, ETC. ● Start the engine and run at SLOW ( id[...]

29 Defective spark plug. Water or dirt in fuel system. Blocked fuel line or empty gas tank or stale gasoline. Unit running on CHOKE. Water or dirt in fuel system. Carburetor out of adjustment. Loose parts; damaged impeller. Drive belt loose or damaged. Incorrect adjustment of traction drive cable. Worn or damaged friction wheel. Auger drive belt lo[...]

30 REF. NO PART NO. PART NAME 10 ENGINE 7HP TEC (SEE ENGINE MANUAL) 12 601 00 00-73 SCREW, 5/16-18 X .75 13 601 00 00-23 WASHER, HVSPTLK .328X.60X.09 31 601 00 14-32 GUIDE, ROD BELT RH 33 601 00 00-23 WASHER, HVSPTLK .328X.60X.09 34 601 00 14-33 SCREW 5/16-24X.625 41 601 00 14-32 GUIDE, ROD BELT LH 43 601 00 00-23 WASHER, HVSPTLK .328X.60X.09 44 60[...]

31 FRAME REPAIR PARTS 24" SNO W THR O WER MODEL ST 724 REF. NO PART NO. PART NAME 121 601 00 15-99 BEARING SLEV .520IDX.70ODX.65 122 601 00 14-52 NUT 1/2 PUSH ON 125 601 00 16-05 BRACKET, BRAKE ARM 126 601 00 16-02 BOLT, BRAKE ARM 9/16-18 127 601 00 16-01 NUT 9/16-18 JAM CTRLK 128 601 00 16-04 BOLT-BRAKE ARM ADJ 129 601 00 14-73 FLATWASHER .50[...]

32 24" SNO W THR O WER MODEL ST 724 DRIVE COMPONENT REPAIR PARTS REF.  AUGER FRAME  190 191 192 211 210 215 221 217 216 232 222 231 193 196 195 198 257 256 277 223 271 225 227 229 224 228 226 255 250 249 248 246 245 244 276 278 275[...]

33 24" SNO W THR O WER MODEL ST 724 GEAR BOX REPAIR PARTS REF. NO PART NO. PART NAME 300 601 00 14-87 CASE, GEAR RH 301 601 00 14-88 CASE, GEAR LH 303 601 00 14-43 SCREW 5/16-24X1.00 304 601 00 08-23 NUT, 5/16-24 HEXWDFLLK 305 601 00 16-07 SCREW, 5/16-24X1.50 306 601 00 14-90 PIPE PLUG 310 601 00 14-91 SEAL, OIL 311 601 00 14-92 BEARING, SLEEV[...]

34 24" SNO W THR O WER MODEL ST 724 AUGER HOUSING REPAIR PARTS REF. NO PART NO. PART NAME 480 601 00 16-09 PULLEY, V4L 8.40 482 601 00 15-07 KEY, SQUARE .18SQX.88LG 483 601 00 14-46 FLATWASHER, .53X1.00X.063 484 601 00 01-07 NUT, 1/2-20 REGHXCTRLK 485 601 00 16-10 SPACER, SLEV .676X1.00X.53 490 601 00 15-09 RETAINER, BALL 491 601 00 05-65 BRIN[...]

35 REF. NO PART NO. PART NAME 580 601 00 18-36 CHUTE, UPPER 582 601 00 13-91 SCREW, 5/16-18X.75 SLTRMA 584 601 00 14-64 NUT, 5/16-18 HEXNYL 585 601 00 13-91 SCREW, 5/16-18X.75 586 601 00 15-24 WASHER, PLASTIC .315X.75X.064 587 601 00 14-64 NUT, 5/16-18 HEXNYL 590 601 00 08-99 BOLT, 5/16-18X1.00 CARR. 591 601 00 06-54 FLATWASHER .469X.92X.066 593 60[...]

36 24" SNO W THR O WER MODEL ST 724 WHEEL ASSEMBLY REPAIR PARTS REF.  LEFT WHEEL  REF.  RIGHT WHEEL  676 671 655 652 653 675 655 671 673 678 678 656 654 679 675 677 650 REF. NO PART NO. PART NAME 650 601 00 15-33 SHAFT, AXLE WHEEL/MID 652 601 00 15-34 SPROCKET & HUB ASSY 653 60[...]

37 24" SNO W THR O WER MODEL ST 724 HANDLES REPAIR PARTS REF. NO PART NO. PART NAME 720 601 00 15-42 UPPER HANDLE LH 721 601 00 15-43 UPPER HANDLE RH 724 601 00 15-44 SCREW, 3/8-16X3.00 725 601 00 00-20 FLATWASHER .406X.81X.065 726 601 00 00-15 WASHER, RGSPTLK .393X.68X.10 727 601 00 00-60 NUT, 3/8-16 REGHEXTRLK 728 601 00 15-45 STOP, PLASTIC [...]

38 REF. NO PART NO. PART NAME 760 601 00 15-56 PANEL, CONTROL W/LIGHT 761 601 00 15-57 SCREW, 5/16-18X1.75 762 601 00 00-19 FLATWASHER .344X.69X.065 763 601 00 00-23 WASHER HVSPTLK .328X.60X.09 764 601 00 00-12 NUT, 5/16-18 REGHEX 766 601 00 15-58 PLATE, PANEL 770 601 00 15-59 HANDLE ASSY SPEED CONTROL 771 601 00 15-55 SCREW 3/8-16X2.00 772 601 00 [...]

39 24" SNO W THR O WER MODEL ST 724 DECALS 334544C REF. NO PART NO. PART NAME 822 601 00 15-75 DECAL, OVER ADJ OF DISC 824 601 00 15-76 DECAL, DANGER FOOT SYM 825 601 00 15-77 DECAL, DUAL STAGE 826 601 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 [...]

40 24" SNO W THR O WER MODEL ST 724 CHUTE CONTROL ROD REPAIR PARTS 856 REF.  LOWER HANDLE 855 854 855 850 860 861 863 863 864 867 866 873 875 872 874 871 870 REF. NO PART NO. PART NAME 850 601 00 17-49 CRANK ASSY W/YOKE 854 601 00 15-69 KNOB, SLEEVE 855 601 00 00-20 FLATWASHER .406X.8[...]

41 N O T E S[...]