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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: SCZII-61V-38FX-EFI with a serial number of R9000001 to R9099999 SCZII-61V-37BV-EFI...
Table of Contents Table of Contents NOTES ................................IV 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...
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Table of Contents 4.14 RECOMMENDATIONS FOR MOWING ....................21 4.15 ADJUSTING CUTTING HEIGHT ......................21 4.16 ADJUSTING THE HEIGHT ADJUST PEDAL ..................22 4.17 ADJUSTING THE STEERING LEVERS ....................22 4.18 SETTING THE SPEED CONTROL ......................22 4.19 ADJUSTING THE OPERATOR SUSPENSION PLATFORM ..............23 4.20 TOWING (OPTIONAL HITCH ACCESSORY)...................23 SECTION 5 - TROUBLESHOOTING CUTTING CONDITIONS ..........24 SECTION 6 - ADJUSTMENTS ....................27 6.1 PARKING BRAKE ADJUSTMENT ......................27...
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Table of Contents SCZII SEAT ASSEMBLY ..........................56 SCZII SUSPENSION SYSTEM ........................58 SCZII STEERING COMPONENTS ........................60 SCZII DRIVE SYSTEM COMPONENTS ......................62 SCZII SPEED CONTROL COMPONENTS ......................64 SCZII BRAKE COMPONENTS ........................66 SCZII HYDRAULIC SYSTEM ...........................68 SCZII FUEL SYSTEM ............................70 SCZII ENGINE & ATTACHING PARTS ......................72 ZT-5400 TRANSAXLE ASSEMBLY ........................74 SCZII EFI ELECTRICAL SYSTEM ........................76 REPLACEMENT DECALS AND INFORMATION PLATES ................78...
They carry a All information is based upon product information available full line of Scag service parts. at the time of approval for printing. Scag Power Equipment reserves the right to make changes at any time without - IMPORTANT - notice and without incurring any obligation.
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 DANGER 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 The signal word “DANGER” denotes that an extremely dependent upon the awareness, concern, prudence, and hazardous situation exists on or near the machine that proper training of the personnel involved in the operation,...
13. Keep flammable objects (cigarettes, matches, etc.), does not operate as described below, contact your local open flames and sparks away from the fuel tank and Authorized Scag Power Equipment Dealer immediately to fuel container. Use only approved containers. have the safety interlock system repaired.
Section 2 2. Sit in the seat in the operating position, engage the 2. Reduce speed and exercise extreme caution on parking brake, move either of the steering control slopes and in sharp turns to prevent tipping or loss handles out of the neutral lock position, move the of control.
Section 2 13. Mow only in daylight or good artificial light. 22. Tie the mower down securely using straps, chains, cable, or ropes. Both front and rear straps must be 14. NEVER raise the deck with the blades engaged. directed down and outward from machine. 15.
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Section 2 This mower has been designed for good traction and 1. To lower the roll bar, remove the hairpin cotter pins stability under normal mowing conditions. However, and remove the two (2) lock pins. See Figure 2-1. caution must be used when traveling on slopes, especially 2.
Section 2 2.7 MAINTENANCE CONSIDERATIONS & STORAGE 1. Never make adjustments to the machine with the engine running unless specifically instructed to do so. If the engine is running, keep hands, feet, and clothing away from moving parts. 2. Disengage drives, lower implement, set parking brake, stop engine and remove key or disconnect Figure 2-2.
Section 2 WARNING Hydraulic fluid is under high pressure and can penetrate skin causing injury. If hydraulic fluid is injected into the skin, it must be surgically removed within a few hours by a doctor or gangrene may result. Keep body and hands away from pinholes or nozzles that eject hydraulic fluid under high pressure.Use paper or cardboard and not hands to search for leaks.
Section 2 2.10 SAFETY AND INSTRUCTIONAL DECALS FORWARD REVERSE 482100 483407 483407 483406 483425 Avoid injury from burns - Shut off engine - Allow to cool several minutes - Remove cap slowly - Do not overfill 483300 Molded in Fuel Tank WARNING 483443 INSTALL BELT COVER BEFORE...
Section 3 Seat ................... Padded, Thick Cushion with Tall Back Rest and Recline Travel Speed ........................ Low Range ....High Range Forward........................0 up to 12 MPH ..0 up to 16 MPH Reverse ........................0 up to 5 MPH ..0 up to 8 MPH -NOTE- The machine will travel at 16 mph for transport purposes.
11. Water Temperature Indicator (Figure 4-1). Used additional information or service is needed, contact your on Liquid Cooled Models Only. Indicates the Scag Power Equipment Dealer. operating temperature of the engine. If the engine temperature exceeds the maximum preset value, the 4.1 TIGER EYE INSTRUMENT...
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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 SUSPENSION CONTROL LEVER BRAKE CHECK ENGINE...
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. 2. Mower Deck Switch (Figure 4-2). Used to engage and disengage the mower drive system. Pulling up on the switch will engage the deck drive.
If the safety interlock system 4. Check for loose hardware. Tighten as needed. does not operate as described below, contact your local Authorized Scag Power Equipment Dealer immediately to 5. Check interlock system for proper operation. (See have the safety interlock system repaired.
Section 4 4. Engage the parking brake. To steer the mower left while traveling forward, pull the left steering lever back. The further the lever is pulled back, 5. Place the PTO switch in the disengaged position. the quicker the mower will turn left. 6.
Section 4 - NOTE - To steer left while traveling in reverse, allow the left steering control lever to move forward. The further the A squealing noise may be heard when engaging control is allowed to move forward, the quicker the mower or disengaging the deck drive.
Section 4 4.10 PARKING THE MOWER 4.12 REMOVING CLOGGED MATERIAL 1. Park the machine on a flat, level surface only. Do not park the machine on an incline. DANGER 2. Place the steering control levers in the neutral position. ROTATING BLADES 3.
Section 4 4.14 RECOMMENDATIONS FOR MOWING 4.15 ADJUSTING CUTTING HEIGHT 1. Do not mow with dull blades. A dull blade will tear The mower deck can be adjusted from a height of 1-1/4 grass, resulting in poor lawn appearance and inch to 5 inches at 1/4-inch intervals.
Section 4 4.16 ADJUSTING THE HEIGHT ADJUST PEDAL TENSION KNOB 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 ROTATE check for full function control. LEVER 3.
Section 4 4.19 ADJUSTING THE OPERATOR SUSPENSION PLATFORM The operator suspension platform can be adjusted to optimize operator comfor t and ride. Adjust the suspension rate by moving the suspension control lever down to increase (stiffen) or up to decrease (soften) the suspension shock rate.
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 6.1 PARKING BRAKE ADJUSTMENT WARNING Do not operate the mower if the parking brake 1/8” is not operable. Possible severe injury could result. ADJUSTMENT NUT Figure 6-1. Brake Adjustment The parking brake linkage should be adjusted whenever the parking brake lever is placed in the “ENGAGE”...
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Section 6 CAUTION LOOSEN JAM NUT The engine and drive unit can get hot during operation causing burn injuries. Allow engine and drive components to cool before making any adjustments. ADJUST HERE - NOTE - Before proceeding with this adjustment, be sure that the caster wheels turn plus pivot freely and that the tire pressure in the drive wheels is correct.
Section 6 6.4 THROTTLE CONTROL AND CHOKE TRACKING ADJUSTMENT ADJUSTMENTS BOLT These adjustments must be performed by your Scag dealer to ensure proper and efficient running of the engine. Should either need adjustment, contact your authorized Scag service center. 6.5 BELT ADJUSTMENT Figure 6-3.
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Section 6 CUTTER DECK LEVEL Check the distance from the top of the cutter deck to the floor at the rear RH side of the cutter deck directly behind the cutter deck hanging chains. Next check the distance The cutter deck should be level from side-to-side for from the top of the cutter deck to the floor at the front proper cutting performance.
Section 6 - NOTE - 6.8 CUSTOM-CUT BAFFLE ADJUSTMENT (EXCLUDES REAR DISCHARGE) To prevent the cutter deck from teetering, all four (4) cutter deck hanging chains must have tension on them. If The Custom-Cut Baffle is designed to deliver optimum all four chains do not have tension on them and the deck airflow and superior cutting performance in any type of teeters, you must re-adjust the cutter deck as outlined...
Section 6 6.9 ADJUSTING THE STEERING DAMPNERS INSPECTION WINDOW (x3) The steering dampner adjustment can be made to increase or decrease the dampening affect for smooth, precise steering control. There are three locations on the steering control levers that allow the operator to adjust the dampening affect of the steering control based on cutting conditions.
Section 7 MAINTENANCE 7.1 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 Change engine oil and filter...
Section 7 7.3 HYDRAULIC SYSTEM - IMPORTANT - 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 of both expansion tanks should be 1.
Section 7 7.4 ENGINE OIL 5. Place the container (capable of holding 6 quarts) under the LH hydraulic axle assembly. Remove the drain plug from the bottom of the LH hydraulic axle assembly. See Figure 7-3. Allow the fluid to drain into the container and properly discard it.
Section 7 7.5 ENGINE FUEL SYSTEM 5. 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. DANGER 6. Never fill containers inside a vehicle or on a truck or trailer bed with a plastic liner.
Section 7 FUEL AIR FILTER SHUTOFF VALVE ASSEMBLY FUEL FILTER Figure 7-7. Fuel Filter 7.6 ENGINE AIR CLEANER Figure 7-8. Air Filter Assembly 7.7 BATTERY A. CLEANING AND/OR REPLACING AIR CLEANER ELEMENT WARNING For any air cleaner, the operating environment dictates the air cleaner service periods.
Section 7 WARNING WARNING BATTERIES PRODUCE EXPLOSIVE GASES. Electric storage battery fluid contains sulfuric Charge the battery in a well ventilated space so acid which is POISON and can cause SEVERE gases produced while charging can dissipate. CHEMICAL BURNS. Avoid contact of fluid with eyes, skin, or clothing.
Section 7 7.9 CUTTER BLADES - NOTE - DO NOT sharpen the blades beyond 1/3 of the width of the blade. See Figure 7-9. A. BLADE INSPECTION 1. Sharpen the cutting edge at the same bevel as the 1. Remove the ignition key before servicing the blades. original.
Section 7 7.10 TIRES CAUTION Check the tire pressures after every 8 hours of operation or daily. Inspect the cutter blade spacer(s) and washer for wear and/or cupping. Replace the worn parts. Caster Wheels Flat Free Worn spacer(s) and/or washer will not allow Drive Wheels 12 PSI proper tightening of the cutter blade and can lead...
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: • GC-3B (p/n 901S) - Requires a 900X (61 STT/SCZ Install Kit) •...
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Section 8 SCZII SUSPENSION SYSTEM Ref. Ref. Part No. Description Part No. Description 04041-38 Flatwasher, 3/8-.406 x 2.25 x .188 486507 Seat Assembly 04001-19 Bolt, Hex Head 3/8-16 x 1” 483559 Cable, Seat Stop 463231 Suspension Pivot Assembly, Front 04001-59 Bolt, Hex Head 1/4-20 x 1-1/4”...
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Section 8 SCZII DRIVE SYSTEM COMPONENTS Ref. Part No. Description 04003-21 Bolt, Carriage 3/8-16 x 2-1/2” 04001-54 Bolt, Hex Head 3/8-16 x 3” 04001-19 Bolt, Hex Head 3/8-16 x 1” 04019-04 Nut, Serrated Flange 3/8-16 425385 Mounting Bracket, Spring - Idler Arm 04001-136 Bolt, Hex Head 3/8-16 x 1-1/2”...
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Section 8 SCZII SPEED CONTROL COMPONENTS Ref. Part No. Description 484093 Knob, Soft Touch 04020-12 Nut, Jam 3/8-16 UNC 453097 Lever Weldment, Speed Control SCZII 04009-11 Bolt, Shoulder 3/8 x 1” 04040-05 Flatwasher, 3/8-.406 x .812 x .065 483601 Spring, Speed Control 04009-14 Bolt, Shoulder 3/8 x 3/8”...
Section 8 REPLACEMENT DECALS AND INFORMATION PLATES FORWARD REVERSE WARNING INSTALL BELT COVER BEFORE OPERATING MACHINE READ OPERATOR'S MANUAL Heavy Duty Commercial Heavy Duty Commercial...
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Section 8 REPLACEMENT DECALS AND INFORMATION PLATES Ref. Part No. Description 483407 Decal, Spinning Blades 483406 Decal, Knives 483201 Decal, 61” Velocity Plus 484574 Decal, Velocity Plus - 61RD 483693 Decal, 72” Velocity Plus 483633 Decal, Seat Replacement 483425 Decal, ROPS 482100 Decal, Traction Control 483405...
Section 8 SCZII BV-EFI ELECTRICAL SCHEMATIC (shown with Key Off, PTO Off, Park Brake Applied, Control Handles in Neutral, Seat Switch Disengaged) Position PTO Switch Legend ON (UP) Position Key Switch Legend DOWN (OFF) G + M + A B + L + A START B + L + S TIGER EYE...
Section 8 SCZII FX-EFI ELECTRICAL SCHEMATIC (shown with Key Off, PTO Off, Park Brake Applied, Control Handles in Neutral, Seat Switch Disengaged) Position PTO Switch Legend ON (UP) Position Key Switch Legend G + M + A B + L + A START B + L + S DOWN (OFF)
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.