SCAG STT-31EFI-SS - Manual

1 R Section 1 INTRODUCTION 1.1 Your mower was built to the highest standards in the industr y. However, the prolonged life and maximum efficiency of your mower depends on you following the operating, maintenance and adjustment instructions in this manual. If additional information or service is need...

2 R Section 1 SYMBOLS 1.4 SYMBOL DESCRIPTION SYMBOL DESCRIPTION Choke Transmission Parking Brake 48071S Spinning Blade On/Start Spring Tension on Idler Off/Stop Oil Falling Hazard Thrown Object Hazard Fast Slow Continuously Variable - Linear Cutting Element - Basic Symbol 481039S Pinch Point Cutting...

3 R Section 2 INTRODUCTION 2.1 Your mower is only as safe as the operator. Carelessness or operator error may result in ser ious bodily injur y or death. Hazard control and accident prevention are dependent upon the awareness, concern, prudence, and proper training of the personnel involved in the o...

4 R Section 2 If the operator(s) or mechanic(s) cannot read English 7. or Spanish, it is the owner's responsibility to explain this material to them. DO NOT wear loose fitting clothing. Loose clothing, 8. jewelry or long hair could get tangled in moving parts. Do not operate the machine wearing shor...

6 R Section 2 Any or all parts of the Roll-Over Protection System MUST NOT be removed. Failure to adhere to this guideline could result in injury or death. FOLDABLE ROLL-OvER PROTECTION SYSTEM (IF EqUIPPED) WARNING keep the roll bar in the raised and locked position and the seat belt securely fasten...

7 R Section 2 Remove the hairpin cotter pins and remove the two 2. (2) lock pins. See Figure 2-2. Lower the roll bar to the down position. 3. To raise the roll bar, lift the bar to the upright 4. position. Install the two (2) lock pins through the hole, secure 5. with the two (2) hairpin cotter pins...

8 R Section 2 MAINTENANCE CONSIDERATIONS & 2.6 STORAGE Never make adjustments to the machine with the 1. engine running unless specifically instructed to do so. If the engine is running, keep hands, feet, and clothing away from moving parts. Disengage drives, lower implement, set parking 2. brak...

9 R Section 2 SAFETY AND INSTRUCTIONAL DECALS 2.8 WARNING INSTALL BELT COvER BEFORE OPERATING MACHINE READ OPERATOR'S MANUAL 483402 390S0150G 481568 FORWARD REvERSE F R 482710 483397 483406 483407 483402 483444 483407 483397 483633 483425 483429 483300 483444

10 R Section 3 SPECIFICATIONS ENGINE 3.1 General Type ................................................................................................Heavy Duty Industrial/Commercial GasolineBrand ..........................................................................................................

11 R Section 3 CUTTER DECk 3.4 Type ........................... Floating, Adjustable, Anti-scalping, Hybrid Design Combines Out-front and Belly-mount DesignsConstruction ..........................10-gauge steel reinforced with 7-gauge (3/16") Support Plate. 7-gauge (3/16") deck skirt.True Cu...

12 R Section 4 CAUTION Do not attempt to operate this mower unless you have read this manual. Learn the location and purpose of all controls and instruments before you operate this mower. CONTROLS AND INSTRUMENT 4.1 IDENTIFICATION Before operating the mower, familiarize yourself with all mower and e...

13 R Section 4 Hourmeter (Figure 4-1). 5. Indicates the number of hours the engine has been operated. It only operates when the engine is running. Has preset maintenance reminders for engine and hydraulic system oil changes. Will start flashing scheduled maintenance 2 hours before preset time and co...

14 R Section 4 INITIAL RUN-IN PROCEDURES 4.3 FIRST DAY OF USE OR APPROxIMATELY 10 HOURS Check all belts for proper alignment and wear at 2, 4 1. and 8 hours. Change the engine oil and oil filter after the first 20 2. hours of operation. (See Section 7.4.) Check hydraulic oil level in reservoir. (See...

15 R Section 4 - IMPORTANT - Do not travel forward over a curb. The mower will hang up on the curb. Raise the deck and travel backwards over the curb at a 45 degree angle. (See Section 4.1, items 12 - 14, on page 14 for cutter deck raising descriptions.) REvERSE TRAvEL CAUTION Disengage power to the...

16 R Section 4 HILLSIDE OPERATION 4.7 WARNING DO NOT operate on steep slopes. To check a slope, attempt to back up it (with the cutter deck down). If the machine can back up the slope without the wheels slipping, reduce speed and use extreme caution. Under no circumstances should the machine be oper...

17 R Section 4 MOvING MOWER WITH ENGINE 4.11 STOPPED To “free-wheel” or move the mower around without the engine running, rotate the dump valve levers counter-clockwise. See Figure 4-4. Disengage the parking brake and move the mower by hand. When the machine is in the desired position, engage the pa...

18 R Section 4 Insert the lanyard pin into the cutting height index at 3. the desired cutting height. Push forward on the deck lift foot lever, hold in place and pull back on the deck release lever. See Figure 4-6. Slowly release the foot pedal. A deck height decal is located on the cutting height i...

19 R Section 4 TOWING (OPTIONAL HITCH 4.16 ACCESSORY) NEVER allow children or others in or on towed 1. equipment. Tow only with a machine that has a hitch designed 2. for towing. Do not attach towed equipment except at the hitch point. Follow manufacturer's recommendations for weight 3. limit for to...

20 R Section 5 CONDITION CAUSE CURE STRINGERS - OCCASIONAL BLADES OF UNCUT GRASS Width of Deck SGB020 Low engine RPM Run engine at full RPM Ground speed too fast Slow speed to adjust for conditions Wet grass Cut grass after it has dried out Dull blades, incorrect sharpening Sharpen blades Deck plugg...

23 R Section 6 PARkING BRAkE ADJUSTMENT 6.1 WARNING Do not operate the mower if the parking brake is not operable. Possible severe injury could result. The parking brake linkage should be adjusted whenever the parking brake lever is placed in the “ENGAGE” position and the parking brake will allow th...

24 R Section 6 TRAvEL ADJUSTMENTS 6.2 Neutral or tracking adjustments will need to be made if: A. The steering control levers are in the neutral position and the machine creeps forward or backward. (Neutral Adjustment). B. The steering control levers are in the full forward position and the mower pu...

25 R Section 6 Actuate the steering control levers forward and 6. reverse several times and return them to the neutral position. Check that the drive wheels remained in neutral and 7. readjust if necessary. Check that the steering control levers hit the stop 8. before the pumps reach full stroke. Ad...

26 R Section 6 BELT ALIGNMENT 6.5 Belt alignment is important for proper performance of your Scag mower. If you experience frequent belt wear or breakage, see your authorized Scag service center for belt adjustment. CUTTER DECk ADJUSTMENTS 6.6 Cutter deck level, pitch and height are set at the facto...

27 R Section 6 - NOTe - To prevent the cutter deck from teetering, all four (4) cutter deck hanging chains must have tension on them. If all four chains do not have tension on them and the deck teeters, you must readjust the cutter deck as outlined in the procedures above. CUTTER DECk HEIGHT The cut...

28 R Section 6 CUSTOM-CUT BAFFLE ADJUSTMENT 6.7 The Custom-Cut Baffle is designed to deliver optimum airflow and superior cutting performance in any type of grass. The Custom-Cut Baffle can be raised or lowered to precisely tailor the deck's performance for the type of grass being cut. The baffle ca...

30 R Section 6 ELECTRIC CLUTCH ADJUSTMENT 6.8 The electric clutch serves two functions in the operation of the mower. In addition to starting and stopping the power flow to the cutter blades, the clutch also acts as a brake to assist in stopping blade rotation when the PTO is switched off or the ope...

31 R Section 7 MAINTENANCE CHART - RECOMMENDED SERvICE INTERvALS 7.1 HOURS PROCEDURE COMMENTS BREAk-IN (FIRST 10) 8 40 100 200 500 X Check all hardware for tightness X Check hydraulic oil level See paragraph 7.3 X C h e c k a l l b e l t s f o r p r o p e r alignment See paragraph 7.8 X Change engin...

32 R Section 7 MAINTENANCE CHART - RECOMMENDED SERvICE INTERvALS (CONT'D) HOURS PROCEDURE COMMENTS BREAk-IN (FIRST 10) 8 40 100 200 500 X Apply grease to fittings See paragraph 7.2 X Check hardware for tightness X Change engine oil filter See paragraph 7.4 X Check hydraulic oil level See paragraph 7...

34 R Section 7 - IMPORTANT - The hydraulic oil should be changed if you notice the presence of water or a rancid odor to the hydraulic oil. Park the mower on a level surface and stop the 1. engine. Place a suitable container under the hydraulic oil 2. filter. Remove the fill cap from the reservoir a...

35 R Section 7 STT99CEC ENGINE OIL FILTER DRAINPLUG Drain Plug and Oil Filter Location Figure 7-5. C. CHANGING ENGINE OIL FILTER After the first 20 hours of operation, replace the engine oil filter. Thereafter, replace the oil filter after every 200 hours of operation or every month, whichever occur...

36 R Section 7 Extinguish all cigarettes, cigars, pipes and other 1. sources of ignition. Use only an approved gasoline container. 2. Never remove the gas cap or add fuel with the 3. engine running. Allow the engine to completely cool before fueling. Never fuel the machine indoors or in an enclosed ...

37 R Section 7 BATTERY 7.7 WARNING Lead-acid batteries produce flammable and explosive gases. To avoid personal injury when checking, testing or charging batteries, DO NOT use smoking materials near batteries. keep arcs, sparks and flames away from batteries. Provide proper ventilation and wear safe...

38 R Section 7 DRIvE BELTS 7.8 All drive belts are spring-loaded and self-tensioning, however after the first 2, 4, 8 and 10 hours of operation, the belts should be checked for proper alignment and wear. Thereafter, check the belts after every 40 hours of operation or weekly, whichever occurs first....

39 R Section 7 - NOTe - The front of the machine will have to be raised slightly to remove the blade bolt from the cutter spindle. To install the new cutter blade, put the flat washer 4. onto the blade bolt and slide the bolt into the hole in the cutter blade. WASHER HEX HEAD BOLT CUTTER BLADE SPIND...

40 R Section 7 B. CHANGING LUBRICANT The lubr icant in the cutter deck gearbox should be changed after ever y 500 hours of operation or yearly, whichever occurs first. Place a suitable container beneath the cutter deck 1. gearbox and locate the gearbox drain plug. Remove the drain plug, drain the lu...

41 R Section 7 C. CHECkING THE FAN BELT TENSION Periodically check the fan belt tension. The belt should deflect 1/2" with 10 pounds of pressure. See your Scag dealer if the belt is in need of adjustment or replacement. BODY, DECk, AND UPHOLSTERY 7.13 CAUTION Do not wash any portion of the equip...

42 R Section 8 SCAG APPROvED ATTACHMENTS AND ACCESSORIES 8.1 Attachments and accessories manufactured by companies other than Scag Power Equipment are not approved for use on this machine. Scag approved attachments and accessories: GC-STT-61V (p/n 9060) • GC-STT-CS61V(p/n 9064) • Mulch Plate (p/n 92...

46 R Section 8 CUTTER DECk CONTROLS STT2006CDC 21 19 37 42 4 6 14 10 42 5 2 3 35 23 41 38 32 34 30 7 27 33 40 41 28 28 24 26 41 40 CUTTER DECK 13 40 39 31 41 40 39 43 9 8 45 20 18 36 16 44 17 41 40 26 11 29 22 40 41 15 22 41 1 40 24 12 26 29 41 25

48 R Section 8 SHEET METAL COMPONENTS STT 2008 SMC 46 47 48 15 50 26 30 25 12 15 19 9 1 23 24 3132 33 34 29 33 36 37 40 39 38 41 42 43 55 35 44 45 15 27 22 54 20 28 15 14 13 12 11 10 16 17 A 20 5 3 4 8 7 18 18 56 57 58 54 Suspension Seat 59 60 49 51 52 53 B B 6 61 4 62 8 A

64 R Section 8 REPLACEMENT DECALS AND INFORMATION PLATES 1 2 3 5 8 6 4 9 13 14 7 48404 STT-EFI 2009 Decals 1 WARNING INSTALL BELT COvER BEFORE OPERATING MACHINE READ OPERATOR'S MANUAL 481568 FORWARD REvERSE F R 11 482508 PULL OUT TO ENGAGE ON START PUSH IN TO DISENGAGE OFF MOWER DECk Heavy-Duty Comm...

LIMITED WARRANTY - COMMERCIAL EqUIPMENT Any part of the Scag commercial mower manufactured by Scag Power Equipment and found, in the reasonable judgment of Scag, to be defective in materials or workmanship, will be repaired or replaced by an Authorized Scag Service Dealer without charge for parts an...

GARANTÍA LIMITADA - EQUIPO COMERCIAL Toda pieza del cortacésped comercial Scag fabricada por Scag Power Equipment que, según criterio razonable de Scag, presentemateriales o mano de obra defectuosos será reparada o reemplazada por un distribuidor autorizado Scag sin cargo por las piezas ni manode ob...

40 R Sección 7 Llenar hasta el fondo del cuello del llenador 030467-13 SP Nivel de refrigerante Figura 7-10. Coloque la tapa del radiador. Presione la tapa hacia 3. abajo y gírela en el sentido del reloj hasta que se detenga. - NOT A - El sis tem a r efr ige rac ión d ebe s er pur gad o y e l ref ri...

39 R Sección 7 caja de cambio S de la 7.11 Pla Ta Forma de cor Te a. v eriFicaci Ón del nivel de l Ubrican Te PrecaU ciÓ n la caj a d e c am bio s d e l a p lat afo rm a d e c ort e puede alcanzar altas temperaturas de operación. Permita que la caja de cambios de la plataforma de corte se enfríe ant...

38 R Sección 7 Revise el balance de la cuchilla. Si las cuchillas 2. están desbalanceadas, puede producirse vibración y desgaste prematuro. Consulte con su distribuidor autorizado Scag para balancear la cuchilla o si necesita herramientas especiales si prefiere balancear sus cuchillas usted mismo. c...

37 R Sección 7 adver Tencia la S b aTe ría S P ro dU cen Ga SeS eX Plo Siv oS. car gue la ba ter ía en un esp aci o b ien ve ntil ado de mod o q ue se pue da dis ipa r lo s g ase s p rod uci dos durante la carga. Las tasa s de ca rga entre 3 y 50 amp erio s so n s atisfa ctoria s si n o p rov oca n ...

36 R Sección 7 espuma como recomienda el fabricante del motor. Vuelva a colocar la tapa del filtro de aire y 4. asegúrese de cerrar bien los seguros. ba Tería 7.7 adver Tencia la s b ate ría s p lo mo -á cid o p ro du ce n g as es infl am abl es y e xpl osi vos . P ara e vita r l esi one s personale...

35 R Sección 7 tenga mucho cuidado al manipular gasolina. La gasoli na es extremadamente inflamable y los vapores son explosivos. Apague todos los cigarrillos, puros, pipas y otras 1. fuentes de ignición. Use solamente un recipiente aprobado para gasolina. 2. Nunca retire la tapa de la gasolina ni a...

34 R Sección 7 cortacésped para instrucciones. Vea la Figura 7-5. STT99CEC SP RELLENADOR DE ACEITE DEL MOTOR TAPÓN DE DRENAJE Ubicación del filtro de aceite y Figura 7-5. purga c. c ambio de Fil Tro de acei Te del mo Tor Después de las primeras 20 horas de operación, reemplace el fi ltro de ace ite ...

33 R Sección 7 Un col or neg ro y/o un ol or ran cio in dic an gen era lm ent e un posible recalentamiento del aceite, y un color lechoso indica habitualmente la presencia de agua. - IMPORT ANTE - El aceite hidráulico se debe cambiar si se nota la presencia de agua o se percibe un olor rancio. Estac...

32 R Sección 7 CONEXIONES DE GRASA DE LUBRICACIÓN LUBRICANTE / INTERVA LO T GRASA BLANCA DE LITIO MP 2125 (40 HORAS/SEMANALMENTE) GRASA DE CHASIS (100 HORAS/CADA DOS MESES) GRASA DE CHASIS (200 HORAS/MENSUALMENTE) 3 1 5 4 6 2 GRASA DE CHASIS (500 HORAS/ANUALMENTE) STT-EFI Grease P oints 1 7 4 8 2 9 ...

31 R Sección 7 Tabla de man Tenimien To - in Tervalo S de Servicio recomendado S (con Tin Uaci Ón ) Hora S ProcedimienTo ob Servacione S USo in ici al (PrimeroS 10) 8 40 100 200 500 X Aplique grasa a las conexiones Vea el párrafo 7.2 X Ver ifiq ue que la to rni lle ría es té bie n ajustada X Cambie ...

30 R Sección 7 Tabla de manTenimien To - in Tervalo S de Servicio recomendado S 7.1 Hora S ProcedimienTo ob Servacione S USo in ici al (PrimeroS 10) 8 40 100 200 500 X Ver ifiq ue que to da la tor nill ería es té bien ajustada X Verifique el nivel del aceite hidráulico Vea el párrafo 7.3 X Ver ifiq ...

29 R Sección 6 Aju ste d el d efl ect or de co rte personalizado Ranura de montaje Ubicación de accesorios de montaje 1 2 3 A 1 2 3 A Ran ura "A " Orificio1 Orificio 2 Orificio 3 Altura (pulgadas) 3” 3-1/2” 4” Ajuste del deflector de corte personalizado de 3 posiciones Figura 6-9. 12 34 A B ...

27 R Sección 6 390S0174-1 SP CONTRA TUERCA AJUSTE A QUÍ Ajuste del nivel de la plataforma Figura 6-6. de corte Usando una llave en la contratuerca (vea la Figura 2. 6.6) gire las varillas de ajuste hasta que se alcance la inclinación adecuada en los lados derecho e izquierdo de la plataforma de cort...

26 R Sección 6 Tod as las c orr eas d e t ran sm isi ón y l as cor rea s d e l a pla taf orm a d e c orte e stá n c arg ada s p or res orte s y s on aut o-t ens ion ant es. D ebe n r evi sar se per iód ica men te la correcta alineación y el desgaste de los resortes. Aline Ación de lA correA 6.5 La a...

25 R Sección 6 Accione las palancas de control de dirección hacia 6. adelante y en reversa y regréselas a la posición neutral. Compruebe que las ruedas motrices permanezcan 7. en neutral y ajuste de nuevo si es necesario. Compruebe que las palancas de control de dirección 8. golpeen el tope antes qu...

23 R Sección 6 AjuSte del freno de e StA cionAmiento 6.1 Ad Vertenci A no o pe re e l c ort ac és pe d s i e l f re no d e est aci on am ien to n o e stá e n c orr ect o e sta do de fun cio nam ien to. P odr ían c aus ars e l esi one s graves. El aco ple d el fre no de est aci ona mie nto d ebe a ju...

19 R Sección 4 CUTTIN G HEIGH T 6 5.5 5 4.5 4 3.5 3 2.5 2 1.5 1 481 543 390S0140-2 SP UBICACIONES DEL PED AL DE AJUSTE DE LA AL TURA Ubicaciones del pedal de ajuste de Figura 4-8. la altura RE molqUE (ACCES oRI o dE 4.16 ENg ANCHE o PCIo NAl) NUNCA permita niños ni otras personas en el 1. equipo rem...

18 R Sección 4 CUT TING HEI GHT 6 5.5 5 4.5 4 3.5 3 2.5 2 1.5 1 481 543 390S0140-2 SP PEDAL DE AJUSTE DE AL TURA PIN DE AMARRE Ajuste de la altura de corte Figura 4-5. Inserte el pin de amarre en el indicador de la altura 3. de corte en la altura de corte deseada. Empuje hacia adelante la palanca de...

17 R Sección 4 dESPlA zA mIEN to dEl 4.11 Co RtAC éSPE d C oN El moto R d EtENI do Pa ra “r od ar lib re me nte ” o m ove r e l c ort acé sp ed s in el mo to r e nce nd id o, gir e l as pa la nca s d e l a v álv ula de d es ca rg a e n s en tid o c on tra rio a la s a gu ja s d el re lo j. Ve a l a ...

15 R Sección 4 - IMPORT ANTE - No se desplace hacia adelante sobre el reborde de una acera. El cortacésped se detendrá sobre el reborde. Levante la plataforma y desplácese hacia atrás sobre el reborde en un ángulo de 45 gra dos . (V ea la Sec ció n 4 .1, ar tíc ulo s 1 2 - 14, de la pág ina 14 pa ra...

12 R Sección 4 PRECAUCIÓN No tra te de ope rar es te cor tac ésp ed a m eno s q ue hay a le ído es te man ual . A pre nda la ub ica ció n y el propósito de todos los controles e instrumentos antes de operar este cortacésped. IdEN tIf ICACIÓN d E C oN tR olES E 4.1 INStRU mEN toS An te s d e o pe ra ...

11 R Sección 3 V elocidad de desplazamiento: Adelante .............................................. .......................................................................................0-12 MPH (0-19 Kph) Reversa .............................................. ........................................

10 R Sección 3 ESPECIFICACIONES MO tO r 3.1 Tipo general ...................................................................................... Industrial/Comercial de ser vicio pesado, a gasolina Marca ....................................................................................................

9 R Sección 2 cALco MAní AS In Str uctIv AS y d E SE gurId Ad 2.8 390S0150G 481568 F r 483397 483406 483407 483402 483398 483407 483397 483411 483425 483429 483300 483402 InStALE LA cubIErtA dE LA corrEA AntES dE oPErAr LA MÁquInA LEA EL MAnuAL dEL oPErAdor AdvErtEncIA AdELAntE rEvErSA 482710

7 R Sección 2 Retire los pasadores de chaveta de las horquillas y 2. los dos (2) pines de bloqueo . V ea la Figura 2-2. Ponga la barr a contra vuelco en la posición baja. 3. Par a levantar la barr a contra vuelco , suba la barra 4. hasta la posición ver tical. Instale los dos (2) pines de bloqueo a ...

2 R Sección 1 SíMB oL oS 1.4 SíMB oL o dES crIP cIón SíMB oL o dES crIP cIón Ahogador T ransmisión Freno de estacionamiento Cuchilla girator ia Encendido/Arranque T ensión del resor te en la polea Apagado/Par ada Aceite Riesgo de caída Pelig ro de objetos lanzados Rápido Lento Continuamente v ariab ...

II R Tabla de contenido Id ENtIFICACIÓN dE FALLAS EN LAS CON dICIONES dE COR tE SECCIÓN 5 - ............. 20 Aju StES SECCIÓN 6 - ........................................................................................................... 23 6.1 AjuS tE dEL FRENO dE ES tACIONAMIEN tO ...................

ADVER TENCIA EL INCUMPLIMIENTO DE LAS PRÁCTICAS SEGURAS DE OPERACIÓN PUEDE RESUL T AR EN LESIONES GRA VES O LA MUERTE. Lea este manual completamente así como cualquier otro man ual proporcionado con • su cortacésped. NO opere en pendientes empinadas. P ara probar si puede tr abajar en una cuesta, • ...

PIEZA Nº 03247 IMPRESO 9/ 2008 IMPRESO EN E.E.U.U. © 2008 Scag Power Equipment División de Metalcraft of Mayville, Inc. ¡Felicitaciones por ser el propietario de un cortacésped Scag! Este manual contiene las instrucciones de operación y la información de seguridad para su cortacésped scag. La lectur...