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X5100001 to X5199999 STCII-61V-27FX with a serial number of X5200001 to X5299999 STCII-61V-36BV with a serial number of X5300001 to X5399999 Always use the entire serial number listed on the serial number tag when referring to this product.
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 ....................4 2.4 TESTING THE SAFETY INTERLOCK SYSTEM ..................5...
Your mower was built to the highest standards in the Attachments and accessories manufactured by industry. However, the prolonged life and maximum companies other than Scag Power Equipment are not efficiency of your mower depends on you following the approved for use on this machine. See Section 8. Be...
Section 1 1.4 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 2.1 INTRODUCTION 2.2 SIGNAL WORDS Your mower is only as safe as the operator. Carelessness or operator error may result in serious bodily injury or death. Hazard control and accident prevention are dependent upon the awareness, concern, prudence, and proper training of the personnel involved in the operation, transport, maintenance and storage of the equipment.
Section 2 2.3 BEFORE OPERATION WARNING CONSIDERATIONS Always wear hearing protection. Operating this WARNING machine over prolonged periods of time can cause loss of hearing. Check all hydraulic connections for tightness. Inspect all hydraulic hoses and / or lines to insure 10.
If the safety interlock system caution. See Figure 2-5, Page 11 to determine does not operate as described below, contact your local Authorized Scag Power Equipment Dealer immediately to approximate slope or use a flat surface and an have the safety interlock system repaired.
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Section 2 7. Before attempting to start the engine, with the CAUTION operator in the seat, disengage power to the cutter deck, place the steering control levers in the neutral position and engage the parking brake. 8. If the mower discharge ever plugs, shut off the Do not touch the engine or the muffler while the engine, remove the ignition key, and wait for all engine is running or immediately after stopping.
Section 2 2.6 ROLL-OVER PROTECTION Lower the roll bar only when absolutely necessary. STRUCTURE 1. To lower the roll bar, remove the hairpin cotter pins and remove the two (2) lock pins. See Figure 2-3. WARNING 2. Lower the roll bar to the down position. 3.
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Section 2 WARNING WARNING Reduce speed when turning, operating on slopes, Failure to properly inspect and maintain the seat slick or wet surfaces. Allow extra distance to stop. belt can cause serious injury or loss of life. Stay off of slopes too steep for safe operation. 1.
Section 2 2.7 MAINTENANCE CONSIDERATIONS WARNING AND STORAGE 1. Never make adjustments to the machine with the Hydraulic fluid is under high pressure and can engine running unless specifically instructed to do penetrate skin causing injury. If hydraulic fluid so. If the engine is running, keep hands, feet, and is injected into the skin, it must be surgically clothing away from moving parts.
Section 2 2.10 SAFETY AND INSTRUCTIONAL DECALS WARNING INSTALL BELT COVER BEFORE OPERATING MACHINE READ OPERATOR'S MANUAL 483402 FORWARD 483407 REVERSE WARNING WARNING Operation of this equipment may create sparks that can start fires around dry vegetation. A spark arrestor may be required. 483633 The operator should contact local fire agencies for laws...
Section 3 3.3 MOWER Drive System ....Hydraulic Drive with Two Variable Displacement Pumps and Two Cast-iron High-Torque Motors Hydraulic Pumps ........ Two Hydro-Gear™ 12 cc/rev. Pumps with Fans and Dump Valves for movement without running the engine Drive Wheel Motors ..................Two Parker Cast-Iron High-Torque Motors Steering/Travel Control ...................Twin Lever Fingertip Steering Control with Individual Control to Each Wheel with Gas Spring Dampers Parking Brake ............
Section 4 OPERATING INSTRUCTIONS 5. Voltmeter Indicator (Figure 4-1). Indicates the CAUTION condition of the charging system. When the engine is running, in normal operating conditions, the bar graph should be in the 12 to 14 volt range. Do not attempt to operate this mower unless you 6.
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Section 4 SERVICE AIR OIL PRESSURE FILTER INDICATOR INDICATOR WATER TEMPERATURE GLOW PLUG SERVICE ENGINE INDICATOR INDICATOR INDICATOR PARKING BRAKE VOLTMETER INDICATOR INDICATOR SEAT INDICATOR NEUTRAL INDICATOR INDICATOR HOUR METER INDICATOR Figure 4-1. Tiger Eye Advanced Monitoring System...
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Section 4 SUSPENSION SEAT CONTROL KNOB DECK LIFT CUTTING HEIGHT BRAKE ADJUSTMENT PEDAL LEFT STEERING EFI ONLY CONTROL RIGHT STEERING CONTROL CUTTER DECK PARKING BRAKE RELEASE LEVER LOCK LATCH CHECK ENGINE FUEL LIGHT GAUGE FUEL IGNITION GAUGE SWITCH MOWER DECK SEAT BELT SWITCH ENGINE THROTTLE...
Section 4 4.2 CONTROLS IDENTIFICATION 1. Ignition Switch (Figure 4-2). The ignition switch is used to start the engine and has three positions; OFF, ON, and START. PUSH BRAKE PEDAL 2. Mower Deck Switch (Figure 4-2). Use to engage FORWARD THEN RELEASE and disengage the mower drive system.
If the safety interlock system release the cutter deck for normal mowing. does not operate as described below, contact your local Authorized Scag Power Equipment Dealer immediately to 14. Seat Suspension Control Knob (Figure 4-2). Use have the safety interlock system repaired.
Section 4 4.5 INITIAL RUN-IN PROCEDURES 8. Turn the ignition key to the START position and release the key as soon as the engine starts. Do not hold the key in the START position for FIRST DAY OF USE OR APPROXIMATELY 20 HOURS more than 15 seconds at a time.
Section 4 To steer right while traveling in reverse, allow the right - NOTE - steering control lever to move forward. The further the Smooth operation of the steering levers will control is allowed to move forward, the quicker the mower produce smooth mower operation.
Section 4 4.9 HILLSIDE OPERATION 5. Engage the parking brake. 6. Turn the ignition key to the OFF position and remove the key. WARNING 4.11 AFTER OPERATION DO NOT operate on steep slopes. To check a 1. Wash the entire mower after each use. Do not slope, attempt to back up it (with the cutter deck use high pressure spray or direct the spray onto down).
Section 4 4.12 REMOVING CLOGGED MATERIAL 4.14 RECOMMENDATIONS FOR MOWING 1. Do not mow with dull blades. A dull blade will tear DANGER grass, resulting in poor lawn appearance and reduced mowing power. ROTATING BLADES WARNING NEVER PUT YOUR HANDS INTO THE DISCHARGE CHUTE FOR ANY REASON! DO NOT operate without Discharge Chute, Mulching Kit, or entire Grass Catcher properly...
Section 4 4.15 ADJUSTING CUTTING HEIGHT The mower deck can be adjusted from a height of 1 inch to 5 inches at 1/4-inch intervals. To adjust the cutting height: WARNING DO NOT adjust the cutting height with the mower blades rotating. Disengage the power to the cutter DECK RELEASE blades and then adjust cutting height.
Section 4 4.17 ADJUSTING THE HEIGHT ADJUST PEDAL 1. Position the seat to the desired location. 2. While in the operator's position without the engine running, push down on the height adjust pedal to check for full function control. 3. The height adjust pedal can be located in three (3) different positions for operator comfort and control.
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 D I R T O R C U T T I N G V E RY CLOSE TO THE GROUND Ground speed too fast Slow speed to adjust for conditions May need to reduce ground speed, raise...
Section 6 ADJUSTMENTS 6.1 PARKING BRAKE ADJUSTMENT WARNING PULL BACK ON PARKING BRAKE LATCH PUSH BRAKE Do not operate the mower if the parking brake is PEDAL FORWARD not operable. Possible severe injury could result. The parking brake linkage should be adjusted whenever the parking brake lock latch is placed in the “ENGAGE”...
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Section 6 NEUTRAL ADJUSTMENT TRACKING ADJUSTMENT 1. Be sure the dump valve levers are in the run position CAUTION and the steering control levers are in the neutral lock position. 2. With an operator in the seat, start the engine and Stop the engine and remove the key from the disengage the parking brake.
Belt alignment is important for proper performance of perform the neutral adjustment. See Neutral your Scag mower. If you experience frequent belt wear or Adjustment. breakage, see your Authorized Scag Power Equipment service center for belt adjustment. TRACKING ADJUSTMENT BOLT Figure 6-4.
Section 6 6.6 CUTTER DECK ADJUSTMENTS CUTTER DECK PITCH Cutter deck level, pitch and height are set at the factory. The pitch of the cutter deck should be equal between However, if these adjustments should ever need to be the front and rear of the cutter deck for proper cutting made, the following procedures will aid in obtaining the performance.
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Section 6 CONTROL ROD ADJUST HERE LOOSEN HERE LOOSEN HERE Figure 6-8. Cutter Deck Height Adjustment 4. Turn the control rod (See Figure 6-8) until the measurement from the floor to the cutter blade tip is at 4-1/2". Tighten the jam nuts on the control rod. Figure 6-7.
Section 6 6.7 CUSTOM-CUT BAFFLE ADJUSTMENT To adjust the Custom-Cut Baffle height: 1. Place the cutter deck in the transport position. The Custom-Cut Baffle is designed to deliver optimum airflow and superior cutting performance in any type of 2. Remove the hardware securing the Custom-Cut grass.
Section 6 6.8 ADJUSTING THE STEERING 6.9 ELECTRIC CLUTCH ADJUSTMENT DAMPNERS The electric clutch serves two functions in the operation of the mower. In addition to starting and stopping the power The steering dampner adjustment can be made to flow to the cutter blades, the clutch also acts as a brake to increase or decrease the dampening affect for smooth, assist in stopping blade rotation when the PTO is switched precise steering control.
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Section 6 ADJUSTMENT NUTS ADJUSTMENT NUTS Figure 6-13. Clutch Air Gap Adjustment This adjustment should be done every 500 hours of operation or annually, whichever comes first. In cases where the machine is heavily used, airgap settings should be checked more often. If the air gap is too narrow, the clutch armature may drag when disengaged, resulting in premature failure.
Section 7 MAINTENANCE 7.10 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 Check all belts for proper alignment See paragraph 7.8 Check hydraulic fittings and hoses Use extreme caution when for leaks...
Section 7 7.12 HYDRAULIC SYSTEM B. CHANGING HYDRAULIC OIL The hydraulic oil should be changed after every 500 hours A. CHECKING HYDRAULIC OIL LEVEL or annually, whichever occurs first. The oil should also be changed if the color of the fluid has become black or milky. The hydraulic oil level should be checked after the first 10 A black color and/or a rancid odor usually indicates possible hours of operation.
Section 7 B. CHANGING ENGINE CRANKCASE OIL 4. Fill the reservoir to 2" inches from the top of the filler neck with 20W50 motor oil (Scag p/n 486255 - 1 Quart or p/n 486254 - 1 Gallon). After the first 20 hours of operation, change the engine crankcase oil and replace the oil filter.
Section 7 10. DO NOT start the engine until any spilled fuel has FILLER NECK been cleaned up or has evaporated. INSERT 11. Replace gas cap and tighten until it ratchets. B. REPLACING IN-LINE FUEL FILTER FUEL LEVEL ELEMENTS The engine fuel filter should be replaced after every 500 hours of operation or annually, whichever occurs first.
Section 7 7.16 BATTERY A. CHARGING THE BATTERY Refer to the battery charger’s manual for specific WARNING instructions. 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.
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- NOTE - If you experience frequent belt wear or breakage, Keep the blades sharp. Cutting with dull blades see your Authorized Scag Power Equipment not only yields a poor mowing job, but slows the service center for belt adjustment.
Section 7 C. BLADE REPLACEMENT HEX NUT-TORQUE TO 75 LB-FT WARNING Always wear proper hand and eye protection SPINDLE when working with cutter blades. CUTTER SHAFT DECK 1. Remove the ignition key before replacing the blades. 2. Raise the mower deck to the highest position. Place the lanyard pin in the highest cutting height position HEX HEAD to prevent the cutter deck from falling.
Section 7 7.20 BODY, DECK, AND UPHOLSTERY CAUTION Do not wash any portion of the equipment while it is hot. Do not wash the engine; use compressed air. 1. After each use, wash the mower and cutter deck. Use cold water and automotive cleaners. Do not use pressure cleaners.
Section 8 ILLUSTRATED PARTS LIST 8.1 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: Accessories Accessories Grass Collection Systems...
Section 8 STCII - KAWASAKI FX / FT / KOHLER CV Position PTO Switch Legend ON (UP) Position Key Switch Legend G + M + A DOWN (OFF) B + L + A START B + L + S RELAY KEY SWITCH 12V OUTLET 5 AMP...
Section 8 STCII - KAWASAKI 26FT EFI ELECTRICAL SCHEMATIC Position PTO Switch Legend ON (UP) Position Key Switch Legend G + M + A B + L + A DOWN (OFF) START B + L + S KEY SWITCH 5 AMP SWITCH 12V OUTLET FUSE...
Section 8 STCII - KOHLER 25CV-EFI / 26CV-EFI ELECTRICAL SCHEMATIC STCII - BRIGGS & STRATTON 28BV-EFI / 32BV ELECTRICAL SCHEMATIC Position PTO Switch Legend ON (UP) Position Key Switch Legend G + M + A B + L + A DOWN (OFF) START B + L + S...
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. We reserve the right to request compo- nents for evaluation.
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