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CONCERN, PRUDENCE, AND PROPER TRAINING OF THE PERSONNEL INvOLvED IN THE OPERATION, TRANSPORT, MAINTENANCE, AND STORAGE OF THE EqUIPMENT. This manual covers the operating instructions and illustrated parts list for: STC48v-26BS with a serial number of D6500001 to D6599999 STC52v-23Bv...
Table of Contents TABLE OF CONTENTS SECTION 1 - GENERAL INFORMATION ...................1 1.1 INTRODUCTION ............................1 1.2 DIRECTION REFERENCE ...........................1 1.3 SERvICING THE ENGINE AND DRIvE TRAIN COMPONENTS ..............1 1.4 SYMBOLS ..............................2 SECTION 2 - SAFETY INFORMATION ..................3 2.1 INTRODUCTION ............................3 2.2 SIGNAL WORDS ............................3 2.3 BEFORE OPERATION CONSIDERATIONS ....................3 2.4 OPERATION CONSIDERATIONS ........................4...
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Table of Contents SECTION 6 - ADJUSTMENTS ....................22 6.1 PARkING BRAkE ADJUSTMENT ......................22 6.2 TRAvEL ADJUSTMENTS ..........................22 6.3 THROTTLE CONTROL AND CHOkE ADJUSTMENTS ................24 6.4 BELT ADJUSTMENT ..........................24 6.5 BELT ALIGNMENT .............................24 6.6 CUTTER DECk ADJUSTMENTS ......................24 6.7 CUSTOM-CUT BAFFLE ADJUSTMENT ....................26 SECTION 7 - MAINTENANCE ....................28...
Scag service parts. All information is based upon product information available - IMPORTANT - at the time of approval for printing. Scag Power Equipment The replacement of any part on this product reserves the right to make changes at any time without by other than the manufacturer's authorized notice and without incurring any obligation.
Section 1 SYMBOLS SYMBOL DESCRIPTION SYMBOL DESCRIPTION Choke Transmission Parking Brake Spinning Blade 48071S On/Start Spring Tension on Idler Off/Stop Falling Hazard Thrown Object Hazard Fast Slow Continuously Variable - Linear Cutting Element - Basic Symbol Pinch Point Cutting Element - Engage 481039S Hour meter/Elapsed Operating Hours Cutting Element - Disengage...
Section 2 SAFETY INFORMATION INTRODUCTION DANGER Your mower is only as safe as the operator. Carelessness or operator error may result in serious bodily injury The signal word “DANGER” denotes that an extremely or death. Hazard control and accident prevention are hazardous situation exists on or near the machine that dependent upon the awareness, concern, prudence, and could result in high probability of death or irreparable injury...
Section 2 If the operator(s) or mechanic(s) cannot read English DO NOT add fuel to a running or hot engine. Allow or Spanish, it is the owner's responsibility to explain the engine to cool for several minutes before adding this material to them. fuel.
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Section 2 To prevent tipping or loss of control, start and stop The machine and attachments should be stopped smoothly, avoid unnecessary turns and travel at and inspected for damage after striking a foreign reduced speed. object, and damage should be repaired before restarting and operating the machine.
Section 2 Any or all parts of the Roll-Over Protection System MUST ROLL-OvER PROTECTION SYSTEM NOT be removed. Failure to adhere to this guideline could result in injury or death. WARNING FOLDABLE ROLL-OvER PROTECTION SYSTEM (IF EqUIPPED) Reduce speed when turning, operating on slopes, slick or wet surfaces.
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Section 2 Remove the hairpin cotter pins and remove the two WARNING (2) lock pins. See Figure 2-2. Lower the roll bar to the down position. Failure to properly inspect and maintain the seat To raise the roll bar, lift the bar to the upright belt can cause serious injury or loss of life.
Section 2 MAINTENANCE CONSIDERATIONS & WARNING STORAGE Never make adjustments to the machine with the Hydraulic fluid is under high pressure. keep engine running unless specifically instructed to do body and hands away from pinholes or nozzles so. If the engine is running, keep hands, feet, and clothing away from moving parts.
Section 2 SAFETY AND INSTRUCTIONAL DECALS WARNING INSTALL BELT COvER BEFORE OPERATING MACHINE READ OPERATOR'S MANUAL 483402 483407 FORWARD REvERSE 481568 CAUTION Avoid injury from burns. 483406 Shut off engine before removing fuel tank cap. CAUTION 483397 Avoid injury from burns. Shut off engine before removing fuel tank cap.
(Scag Model STC52V-25CV, STC61V-25CV) ..............25 HP (Spec# CV730-3112) (Scag Model STC52V-25CV-FR, STC61V-25CV-FR) ............25 HP (Spec# CV730-3112) (Scag Model STC48V-26BS) ..................26 HP (Spec.# 44P7770115E1) Type ......................4 Cycle Gasoline, Twin Cylinder, Vertical Shaft Cylinders ............................. 2 with Cast Iron Sleeves Governor ................Mechanical Type with Variable Speed Control Set At 3600 RPM...
Section 3 Travel Speed: Forward ................................0-10 MPH Reverse ................................0-5 MPH -NOTE- The machine will travel at 10 mph for transport purposes. For best cutting performance the forward travel speed should be adjusted depending upon the cutting conditions. CUTTER DECk Type ......Floating, Adjustable, Anti-scalping, Hybrid Design Combines Out-front and Belly-mount Designs Construction ..........................
Section 4 OPERATING INSTRUCTIONS Mower Deck Switch (Figure 4-1). Used to engage CAUTION and disengage the mower drive system. Pulling up on the switch will engage the deck drive. Pushing down on the switch will disengage the deck drive. Do not attempt to operate this mower unless you Engine Choke Control (Figure 4-1).
Section 4 Fuse Holders (Figure 4-1). Two 20-amp fuses Deck Release Lever (Figure 4-1). Used to lock the protect the mower’s electrical system. To replace cutter deck in the transport position. Push the foot fuses, pull fuse out of the socket and install a new pedal forward and pull back on the release lever to fuse.
Section 4 STARTING THE ENGINE Learn to feather the steering controls to obtain a smooth operating action. Practice operating the mower until you are CAUTION comfortable with the controls before proceeding to mow. DO NOT USE STARTING FLUIDS. Use of starting FORWARD TRAvEL fluids in the air intake system may be potentially explosive or cause a “runaway”...
Section 4 REvERSE TRAvEL ENGAGING THE DECk DRIvE (CUTTER BLADES) Set the throttle at about 3/4 speed. Do not attempt to CAUTION engage the deck drive at high speed as this shortens the electric clutch life — use only moderate engine speed when engaging the deck drive.
Section 4 HILLSIDE OPERATION AFTER OPERATION Wash the entire mower after each use. Do not use high pressure spray or direct the spray onto WARNING electrical components. - IMPORTANT - DO NOT operate on steep slopes. To check a slope, Do not wash a hot or running engine.
Section 4 4.11 MOvING MOWER WITH ENGINE Keep mower and discharge chute clean. STOPPED When mowing wet or tall grass, mow the grass twice. Raise the mower to the highest setting for the first pass and then make a second pass to the desired To “free-wheel”...
Section 4 Insert the lanyard pin into the cutting height index at 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.
Section 5 TROUBLESHOOTING CUTTING CONDITIONS CONDITION CAUSE CURE STRINGERS - OCCASIONAL Low engine RPM Run engine at full RPM BLADES OF UNCUT GRASS 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 plugged, grass accumulation...
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Section 5 TROUBLESHOOTING CUTTING CONDITIONS (CONT'D) CONDITION CAUSE CURE U N E v E N C U T O N F L AT Lift worn from blade Replace blade GROUND - WAvY HIGH-LOW APPEARANCE, SCALLOPED Blade upside down Mount with cutting edge toward ground CUT, OR ROUGH CONTOUR Deck plugged, grass accumulation Clean underside of deck...
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Section 5 TROUBLESHOOTING CUTTING CONDITIONS (CONT'D) CONDITION CAUSE CURE SCALPING - BLADES HITTING Low tire pressures Check and adjust pressures DIRT OR CUTTING vERY CLOSE TO THE GROUND Ground speed too fast Slow speed to adjust for conditions May need to reduce ground speed, raise Cutting too low cutting height, change direction of cut, and/or change pitch and level...
Section 6 ADJUSTMENTS PARkING BRAkE ADJUSTMENT STC2002BA WARNING Do not operate the mower if the parking brake LOOSEN HERE BRAKE is not operable. Possible severe injury could HANDLE 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 the mower to move.
Section 6 NEUTRAL ADJUSTMENT TRACkING ADJUSTMENT Be sure the dump valve levers are in the run position and the steering control levers are in the neutral lock CAUTION position. With an operator in the seat, start the engine and Stop the engine and remove the key from the disengage the parking brake.
Section 6 A. Stop the machine and place the steering control CUTTER DECk ADJUSTMENTS levers in the neutral position. Loosen the lock nuts securing the ball joints at each end of the RH steering Cutter deck level, pitch and height are set at the factory. control rod.
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Section 6 CUTTER DECk PITCH CUTTER DECk HEIGHT The pitch of the cutter deck should be equal between The cutter deck height adjustment is made to ensure that the front and rear of the cutter deck for proper cutting the cutter deck is cutting at the height indicated on the performance.
Section 6 Check the cutter deck cutting height by placing the To adjust the Custom-Cut Baffle height: lanyard pin in the 3" position on the cutting height Place the cutter deck in the transport position. index. Release the deck from the transport position and allow the deck to move to the 3"...
Section 7 MAINTENANCE MAINTENANCE CHART - RECOMMENDED SERvICE INTERvALS HOURS PROCEDURE COMMENTS BREAk-IN 100 200 500 (FIRST 10) Check all hardware for tightness Check hydraulic oil level See paragraph 7.3 C h e c k a l l b e l t s f o r p r o p e r See paragraph 7.8 alignment Check hydraulic hoses for leaks...
Section 7 - IMPORTANT - HYDRAULIC SYSTEM The hydraulic oil should be changed if you notice the presence of water or a rancid odor to the A. CHECkING HYDRAULIC OIL LEvEL hydraulic oil. The hydraulic oil level should be checked after the first 10 Park the mower on a level surface and stop the hours of operation.
Section 7 C. CHANGING HYDRAULIC OIL FILTER A. CHECkING ENGINE CRANkCASE OIL LEvEL ELEMENT The engine oil level should be checked after every 8 hours of operation or daily as instructed in the Engine Operator’s The hydraulic oil filter should be changed after every 500 Manual furnished with this mower.
Section 7 Use only an approved gasoline container. FUEL FILTER Never remove the gas cap or add fuel with the engine running. Allow the engine to completely cool before fueling. Never fuel the machine indoors or in an enclosed trailer. Never store the machine or fuel container where there is an open flame, spark or pilot light such as on a water heater or other appliances.
Section 7 A. CHARGING THE BATTERY BATTERY Refer to the battery charger’s manual for specific instructions. WARNING Under normal conditions the engine’s alternator will have no problem keeping a charge on the battery. If the battery Lead-acid batteries produce flammable and has been completely discharged for a long period of time, explosive gases.
Section 7 B. BLADE SHARPENING DRIvE BELTS All drive belts are spring-loaded and self-tensioning, - NOTe - however after the first 2, 4, 8 and 10 hours of operation, If possible, use a file to sharpen the blade. Using the belts should be checked for proper alignment and wear. a wheel grinder may burn the blade.
Section 7 - NOTe - 7.10 TIRES The front of the machine will have to be raised slightly to remove the blade bolt from the cutter Check the tire pressures after every 8 hours of operation spindle. or daily. Caster Wheels 25 PSI To install the new cutter blade, put the flat washer Drive Wheels...
Section 8 ILLUSTRATED PARTS LIST SCAG APPROvED ATTACHMENTS AND ACCESSORIES. 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-STC-V, GC-STWC-61V (p/n 9057, p/n 9058) •...
Section 8 SHEET METAL COMPONENTS 18 19 7 8 20 Seat Assy. With Black Arm Rest STC 2008 BSMC...
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Section 8 SHEET METAL COMPONENTS Ref. Ref. Part No. Description Part No. Description 461918 Main Frame Assembly w/decals 424112 Bracket, Hour Meter 04001-73 Bolt, Hex Head 5/16-18 x 3-3/4” 482622 Seal 482632 Cushion, Back 04001-32 Bolt, Hex Head 3/8-16 x 1-1/4” 04019-04 Nut, Serr.
Section 8 STC FOLDABLE ROLL-OvER PROTECTION SYSTEM Seat Assy. With Black Arm Rest STC 2008 FOLDING ROPS...
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Section 8 STC FOLDABLE ROLL-OvER PROTECTION SYSTEM Ref. Part No. Description 9512 STC Foldable ROPS Accessory (incl. all items listed) 04001-145 Bolt, Hex Head 1/2-13 x 3-1/2” 04021-19 Nut, Center Lock 1/2-13 483412 Retractable Seat Belt 04040-13 Flatwasher, 1/2-.562 x 1.375 x .109" 481625-03 Thumb Screw, 5/16-18 NC x 3/4”...
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Section 8 STEERING COMPONENTS Ref. Part No. Description 482340 Grip, Control Lever 461386 Handle Bar (Includes item 1) 04001-32 Bolt, Hex Head 3/8-16 x 1-1/4” 04030-04 Lockwasher, 3/8” 04041-07 Flatwasher, 3/8-.391 x .938 x .105" 04040-15 Flatwasher, 5/16-.375 x .875 x .083" 04060-01 Roll Pin, Spring 5/32 x 3/4”...
Section 8 REPLACEMENT DECALS AND INFORMATION PLATES MANUFACTURED UNDER ONE OR MORE 48404 OF THE FOLLOWING PATENTS: 4,487,006 4,885,903 4,920,733 4,967,543 4,991,382 4,998,948 5,042,239 5,117,617 5,133,176 5,826,416 5,832,708 5,865,018 6,192,666 6,766,633 6,892,519 6,996,962 7,065,946 7,197,863 PATENTS PENDING FORWARD Hea vy- Duty REvERSE Comm e rcial 482100...
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Section 8 REPLACEMENT DECALS AND INFORMATION PLATES Ref. Part No. Description 483407 Decal, Danger-Spinning Blades 483406 Decal, Warning-Rotating Blades 483199 Decal, 48V 483200 Decal, 52V 483201 Decal, 61V 483158 Decal, ROPS 483044 Decal, Patents 482100 Decal, Traction Control 481971 Decal, Heavy Duty Commercial 48404 Decal, Metalcraft - Made in USA 483402...
Cutter decks are warranted against cracking for a period of three (3) years. (Parts and labor 1st and 2nd year; Parts only 3rd year.) The repair or replacement of the cutter deck will be at the option of Scag Power Equipment.
(Piezas y mano de obra) (La garantía de dos años no incluye las conexiones, mangueras, las correas de transmisión). La reparación o el reemplazo de la bomba hidráulica o el motor hidráulico estarán sujetos a discreción de Scag Power Equipment.