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WARNING FAILURE TO FOLLOW SAFE OPERATING PRACTICES MAY RESULT IN SERIOUS INJURY OR DEATH. • Read this manual completely as well as other manuals that came with your mower. • DO NOT operate on steep slopes. To check a slope, attempt to back up it (with the cutter deck down).
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 5 - TROUBLESHOOTING CUTTING CONDITIONS ..........20 SECTION 6 - ADJUSTMENTS ....................23 6.1 PARkING BRAkE ADJUSTMENT ......................23 6.2 TRAvEL ADJUSTMENTS ..........................23 6.3 THROTTLE CONTROL AND CHOkE ADJUSTMENTS ................25 6.4 BELT ADJUSTMENT ..........................25 6.5 BELT ALIGNMENT .............................25 6.6 CUTTER DECk ADJUSTMENTS ......................25 6.7 CUSTOM-CUT BAFFLE ADJUSTMENT ....................27 6.8 ADJUSTING THE STEERING DAMPNERS ....................29 6.9 ELECTRIC CLUTCH ADJUSTMENT ......................29...
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 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,...
Section 2 DO NOT allow children to ride or play on the Be sure the interlock switches are functioning machine, it is not a toy. correctly. Clear the area to be mowed of objects that could be Fuel is flammable; handle it with care. Fill the fuel picked up and thrown by the cutter blades.
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Section 2 Reduce speed and exercise extreme caution on NEVER raise the deck with the blades engaged. slopes and in sharp turns to prevent tipping or loss Take all possible precautions when leaving the of control. Be especially cautious when changing machine unattended, such as disengaging the directions on slopes.
Section 2 Use care when approaching blind corners, shrubs, This mower has been designed for good traction and trees, or other objects that may obscure vision. stability under normal mowing conditions. However, caution must be used when traveling on slopes, especially NEVER leave the machine running unattended.
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Section 2 To lower the roll bar, remove the hairpin cotter pins and remove the two (2) lock pins. See Figure 2-1. Lower the roll bar to the folded position. See Figure 2-1. To raise the roll bar, lift the bar to the upright position.
Section 2 MAINTENANCE CONSIDERATIONS & WARNING STORAGE 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 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 over fill 483300 Molded in Fuel Tank 483444 WARNING 484180...
Section 3 CUTTER DECk Type ......Floating, Adjustable, Anti-Scalping, Hybrid Design Combines Out-Front and Belly-Mount Designs Construction ..........................Tri-plate deck construction Top of deck consists of three steel plates totaling nearly 1/2" of steel,7-gauge (3/16") deck skirt. True Cutting Width: 48V ................................48"...
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).
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Section 4 Hourmeter (Figure 4-1). 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 continue flashing until 2 hours after.
Section 4 Speed Control Lever (Figure 4-1). Used to Check tire pressure. Adjust pressure if necessary. select the mowers operating range. For the best (See Section 7.10.) performance while cutting, the LOW speed should be selected. HIGH speed should be selected for STARTING THE ENGINE transport operation.
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Section 4 REvERSE TRAvEL Start practicing with a slow engine speed and slow forward travel. Learn to feather the steering controls to obtain a CAUTION smooth operating action. Practice operating the mower until you are comfortable with the controls before proceeding Disengage power to the mower before backing to mow.
Section 4 ENGAGING THE DECk DRIvE (CUTTER HILLSIDE OPERATION BLADES) WARNING Set the throttle at about 3/4 speed. Do not attempt to engage the deck drive at high speed as this shortens the electric clutch life — use only moderate engine DO NOT operate on steep slopes.
Section 4 AFTER OPERATION 4.11 MOvING MOWER WITH ENGINE STOPPED Wash the entire mower after each use. Do not use high pressure spray or direct the spray onto To “free-wheel” or move the mower around without the electrical components. engine running, move the dump valve control levers back and towards the engine.
Section 4 When mowing wet or tall grass, mow the grass twice. Insert the lanyard pin into the cutting height index at Set the speed control lever to LOW. Raise the mower the desired cutting height. Push forward on the deck to the highest setting for the first pass and then lift foot lever, hold in place and pull back on the deck make a second pass to the desired height.
Section 4 4.15 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 PARkING BRAkE ADJUSTMENT WARNING PULL BACK ON Do not operate the mower if the parking brake PARKING BRAKE LATCH is not operable. Possible severe injury could result. PUSH BRAKE PEDAL FORWARD The parking brake linkage should be adjusted whenever the parking brake lock latch is placed in the “ENGAGE”...
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Section 6 B. The steering control levers are in the full forward Tighten the jam nuts and repeat for the LH wheel. position and the mower pulls to one side or the See Figure 6-3. other when traveling in a forward direction. (Tracking Actuate the steering control levers forward and Adjustment).
Section 6 BELT ADJUSTMENT If at full speed the mower pulls left, it is an indication that the right wheel is turning faster than the left wheel. To adjust this condition, proceed as follows: WARNING A. Stop the machine and place the steering control levers in the neutral position.
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Section 6 CUTTER DECk LEvEL from the top of the cutter deck to the floor at the front RH side of the cutter deck directly in front of the cutter deck hanging chains. The measurement at the front of the The cutter deck should be level from side-to-side for cutter deck should be the same as the rear of the deck.
Section 6 Check the cutter deck cutting height by placing B. 4" (factory setting), 4-1/4" or 4-1/2" Position - (See the lanyard pin in the 4-1/2" position on the cutting Figure 6-8). For general purpose cutting. This gives the height index. Release the deck from the transport best mix of cutting performance in all types of grass.
Section 6 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 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 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 should be checked after the first 10 Park the mower on a level surface and stop the hours of operation.
Section 7 Reinstall the filter guards and torque the screws to 65 in/lbs. DUMP VALVE Remove the top port plug from both axles before CONTROL LEVER filling with oil. See Figure 7-4. DUMP VALVE CONTROL LEVER "FREEWHEEL" POSITION "FREEWHEEL" POSITION 2012 SCZ48 52 DVL Figure 7-5.
Section 7 A. CHECkING ENGINE CRANkCASE OIL LEvEL FILLER NECK INSERT The engine oil level should be checked after every 8 hours of operation or daily as instructed in the Engine Operator’s FUEL LEVEL Manual furnished with this mower. B. CHANGING ENGINE CRANkCASE OIL After the first 20 hours of operation, change the engine crankcase oil and replace the oil filter.
Section 7 B. REPLACING IN-LINE FUEL FILTER Remove the air cleaner and inspect. ELEMENTS Clean or replace the air cleaner and foam pre-cleaner as recommended by the engine The engine fuel filter should be replaced after every 500 manufacturer. hours of operation or annually, whichever occurs first. See Replace the air cleaner cover and be sure to snap Figure 7-8.
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 CUTTER BLADES - NOTe - DO NOT sharpen the blades beyond 1/3 of the width of the blade. See Figure 7-10. A. BLADE INSPECTION Sharpen the cutting edge at the same bevel as the Remove the ignition key before servicing the blades. original.
Section 7 toward the top. CAUTION Install the spacer onto the blade bolt and insert the bolt into the cutter spindle shaft. Inspect the cutter blade spacer(s) and washer Install the hex nut to the blade bolt at the top of the for wear and/or cupping.
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: • Mulch Plate (p/n) • Hurricane Mulch (p/n) •...
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Section 8 SCz STEERING & FOOT PLATFORM COMPONENTS Ref. Part No. Description 462401 Handle Bar w/Grip 484376 Grip, Control Handle 04030-04 Lockwasher, 3/8” Spring 04001-32 Bolt, Hex Head 3/8-16 x 1-1/4’ 422372 Bar, Control Lever 04041-07 Flatwasher, 3/8-.391 x .938 x .105 04001-19 Bolt, Hex Head 3/8-16 x 1”...
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.