Table of Contents
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Congratulations on owning a Scag mower! This manual contains the operating
instructions and safety information for your Scag mower. Reading this manual
can provide you with assistance in maintenance and adjustment procedures to
keep your mower performing to maximum efficiency. The specific models that
this book covers are listed on the inside cover. Before operating your machine,
please read all the information enclosed.
© 2015
Scag Power Equipment
Division of Metalcraft of Mayville, Inc.
OPERATOR'S
MANUAL
Liberty Z
Models:
SZL48-22KT
SZL52-24KT
PART NO. 03377
PRINTED 1/2015
PRINTED IN USA
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Table of Contents
Related Manuals for Scag Power Equipment Liberty Z SZL48-22KT
Summary of Contents for Scag Power Equipment Liberty Z SZL48-22KT
- Page 1 The specific models that this book covers are listed on the inside cover. Before operating your machine, please read all the information enclosed. © 2015 PART NO. 03377 Scag Power Equipment PRINTED 1/2015 Division of Metalcraft of Mayville, Inc. PRINTED IN USA...
- Page 2 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).
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Page 3: Table Of Contents
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 IMPORTANT SAFETY PRACTICES FOR RIDE-ON MOWERS ..............3 2.2 INTRODUCTION ............................3 2.3 SIGNAL WORDS ............................3 2.4 CHILDREN ..............................3... - Page 4 Table of Contents SECTION 5 - TROUBLESHOOTING CUTTING CONDITIONS ..........20 SECTION 6 - ADJUSTMENTS ....................23 6.1 PARKING BRAKE ADJUSTMENT ......................23 6.2 TRACKING ADJUSTMENT ........................24 6.3 THROTTLE CONTROL AND CHOKE ADJUSTMENTS ................24 6.4 BELT ADJUSTMENT ..........................24 6.5 BELT ALIGNMENT .............................25 6.6 CUTTER DECK ADJUSTMENTS ......................25 SECTION 7 - MAINTENANCE ....................28...
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Page 5: General Information
Attachments and accessories manufactured by companies industry. However, the prolonged life and maximum other than Scag Power Equipment are not approved for use efficiency of your mower depends on you following the on this machine. See Section 8, Paragraph 8-1. -
Page 6: Symbols
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... -
Page 7: Safety Information
Section 2 SAFETY INFORMATION IMPORTANT SAFETY PRACTICES FOR SIGNAL WORD: RIDE-ON MOWERS It is a distinctive word found on the safety decals on the machine and throughout this manual that alerts the viewer to the existence and relative degree of the hazard. This cutting machine is capable of amputating hands and feet and throwing objects. -
Page 8: Before Operation Considerations
Section 2 Be alert and turn machine off if a child or other DO NOT carry passengers. person enters the area. DO NOT operate the machine under the influence of DO NOT allow children to ride or play on the alcohol or drugs. -
Page 9: Safe Handling Of Gasoline
Section 2 Test the operation of the safety interlock system. See Use only approved containers. Use only non- Section 4.2, Page 13. metal, portable fuel containers approved by the Underwriter's Labratory (U.L.) or the American Be sure the interlock switches are functioning Soceity for Testing &... -
Page 10: Transporting The Mower
Section 2 Before attempting to start the engine, with the The machine and attachments should be stopped and inspected for damage after striking a foreign operator in the seat, disengage power to the cutter deck, place the steering control levers in the neutral object, and damage should be repaired before position and engage the parking brake. -
Page 11: Maintenance Considerations & Storage
Section 2 To reduce fire hazard, keep the cutting units, drives, muffler and engine free of grass, leaves, excessive grease, oil and dirt. Clean up oil or fuel spillage and remove any fuel soaked debris. Allow the machine to cool before storing. Park the machine on level ground and engage the parking brake. -
Page 12: Using A Spark Arrestor
Section 2 Charge batteries in an open, well ventilated area, away from spark and flames. Unplug charger before connecting or disconnecting from battery. Wear protective clothing and use insulated tools. 2.10 USING A SPARK ARRESTOR The engine in this machine is not equipped with a spark arrestor muffler. -
Page 13: Safety Decal Location
Section 2 2.12 SAFETY DECAL LOCATION WARNING DANGER (under seat) 485371 DANGER (molded into tank) 483505 (molded into tank) WARNING 483402 DANGER 483505 WARNING 483406 DANGER WARNING 483402 483505... -
Page 14: Specifications
Section 3 SPECIFICATIONS ENGINE General Type ....................Heavy Duty Industrial/Commercial Gasoline Model: Scag Model SZL48-22KT ........................Kohler KT725 Scag Model SZL52-24KT ........................Kohler KT735 Displacement: Kohler KT725 / KT735 ............................725cc 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 Idle Speed: Kohler ................................ -
Page 15: Cutter Deck
Section 3 CUTTER DECK Type ......Floating, Adjustable, Anti-Scalping, Hybrid Design Combines Out-Front and Belly-Mount Designs Construction ................10-Gauge top with 11-Gauge reinforcement throughout the spindle area, 10-Gauge skirt for strength and longevity True Cutting Width: 48 ................................48" (122.0 cm) 52 ................................52" (132.0 cm) Cutting Height Adjustment ...Foot-Operated Lever Adjustment from Operator's Seat, 1.5"... -
Page 16: Operating Instructions
Section 4 OPERATING INSTRUCTIONS Ignition Switch (Figure 4-1). The ignition switch WARNING is used to start the engine and has three positions; OFF, ON, and START. Mower Deck Switch (Figure 4-1). Used to engage Do not attempt to operate this mower unless you and disengage the mower drive system. -
Page 17: Safety Interlock System
Section 4 Hourmeter (Figure 4-1). Deck Lift Foot Lever (Figure 4-1). Indicates the number of Used to raise hours the engine has been operated. It operates and lower the cutter deck. whenever the engine is running. Has preset Cutting Height Adjustment (Figure 4-1). Used to maintenance reminders for engine and hydraulic set the cutter deck at the desired cutting height. -
Page 18: Initial Run-In Procedures
Section 4 STARTING THE ENGINE While the engine is running, move either steering control lever to the center and out of the neutral lock position. CAUTION The engine should STOP. Repeat steps 7 through 9 with the other steering control lever. While sitting in the seat, move the deck drive switch DO NOT USE STARTING FLUIDS. - Page 19 Section 4 - Note - Practice operating the mower until you are comfortable with the controls before proceeding Smooth operation of the steering levers will to mow. produce smooth mower operation. While learning the operation of the steering controls, keep the travel speed low.
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Page 20: Engaging The Deck Drive (Cutter Blades)
Section 4 SLOPE OPERATION To steer right while traveling in reverse, allow the right steering control lever to move forward. The further the control is allowed to move forward, the quicker the mower Slopes are a major factor related to loss of control and tip will turn right. -
Page 21: Parking The Mower
Section 4 PARKING THE MOWER Loss of traction may occur when traveling down hill. Weight transfers to the front of the machine and may cause the drive wheels to slip causing loss of Park the machine on a flat, level surface only. Do not braking or steering. -
Page 22: Removing Clogged Material
Section 4 4.10 REMOvING CLOGGED MATERIAL The discharge chute must not be removed and must be kept in the lowest position to deflect grass clippings and thrown objects downward. Direct the side discharge away from sidewalks or streets to DANGER minimize cleanup of clippings. -
Page 23: Towing (Optional Hitch Accessory)
Section 4 Figure 4-5. Adjusting Cutting Height Lift the pin and insert into the cutting height index at the desired cutting height. See Figure 4-5. Slowly release the foot pedal. A deck height decal is located next to the cutting height index as an aid in adjusting the deck to the desired height. -
Page 24: Troubleshooting Cutting Conditions
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... - Page 25 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...
- Page 26 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...
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Page 27: Adjustments
Section 6 ADJUSTMENTS PARKING BRAKE ADJUSTMENT 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 RELEASE BRAKE the parking brake will not prevent the mower from moving. -
Page 28: Tracking Adjustment
These adjustments must be performed by your Authorized indication that the left wheel is turning faster than Scag Power Equipment Dealer to ensure proper and the right wheel. To adjust this condition, proceed as efficient running of the engine. Should either need follows: adjustment, contact your authorized Scag service center. -
Page 29: Belt Alignment
Section 6 WARNING ADJUSTMENT If the pump drive belt fails, steering control will be lost which could result in serious injury or death. Replace the pump drive belt as needed or every ADJUSTMENT 400 hours / 2 years, whichever occurs first. BELT ALIGNMENT Belt alignment is important for proper performance of your Scag mower. - Page 30 Section 6 - Note - To prevent the cutter deck from teetering, all four (4) cutter deck hanging links must have tension on them. If all four links do not have tension on ADJUSTMENT them and the deck teeters, you must readjust the cutter deck as outlined in the procedures above.
- Page 31 Section 6 ADJUSTMENT ADJUSTMENT Figure 6-8. Cutter Deck Height Adjustment - Right Side Turn the elastic stop nuts an equal amount of turns either clockwise to raise or counter-clockwise to lower the cutter deck until the measurement at the cutter blade is 3" on both sides of the machine. See Figure 6-7 for the left side and 6-8 for the right side.
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Page 32: Maintenance
Section 7 MAINTENANCE MAINTENANCE CHART - RECOMMENDED SERvICE INTERvALS HOURS PROCEDURE COMMENTS BREAK-IN (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 engine oil level See paragraph 7.4 Check hydraulic hoses for leaks U s e ex t r e m e c a u t i o n w h e n... -
Page 33: Grease Fitting Location Chart
Section 7 GREASE FITTING LOCATION CHART - GREASE GUN... -
Page 34: Hydraulic System
Section 7 B. CHANGING HYDRAULIC OIL HYDRAULIC SYSTEM The hydraulic system oil should be changed after the first A. CHECKING HYDRAULIC OIL LEvEL 120 hours of machine operation and every 400 hours or annually thereafter, whichever occurs first. The oil should also be changed if the color of the fluid has become black The hydraulic oil level should be checked after the first 10 or milky. -
Page 35: Engine Oil
Section 7 Once the hydraulic system has drained, install new DUMP VALVE hydraulic oil filters to both axles by hand, turn 3/4 CONTROL LEVER to one complete turn after filter gasket contacts the filter base. Reinstall the filter guards and torque the screws to 65 in/lbs. -
Page 36: Engine Fuel System
Section 7 C. CHANGING ENGINE OIL FILTER ENGINE FUEL SYSTEM After the first 20 hours of operation, replace the engine oil DANGER filter. Thereafter, replace the oil filter after every 100 hours of operation or yearly, whichever occurs first. Refer to Engine Operator’s Manual for instructions. - Page 37 Section 7 NEVER fill containers inside a vehicle or on a truck or trailer bed with a plastic liner. Always place containers on the ground away from your vehicle before filling. Remove the machine from the truck or trailer and fuel on level ground.
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Page 38: Engine Air Cleaner
Section 7 ENGINE AIR CLEANER BATTERY A. CLEANING AND/OR REPLACING AIR WARNING CLEANER ELEMENT For any air cleaner, the operating environment dictates the Lead-acid batteries produce flammable and air cleaner service periods. Inspect and clean or replace the explosive gases. To avoid personal injury when pre-cleaner after every 25 hours of operation. -
Page 39: Drive Belts
Section 7 A. CHARGING THE BATTERY - Note - If you experience frequent belt wear or breakage, Refer to the battery charger’s manual for specific see your authorized Scag service center for belt instructions. adjustment. Under normal conditions the engine’s alternator will have WARNING no problem keeping a charge on the battery. - Page 40 Section 7 - Note - Raise the mower deck to the highest position. Place the lanyard pin in the highest cutting height position Keep the blades sharp. Cutting with dull blades not to prevent the cutter deck from falling. only yields a poor mowing job, but slows the cutting speed of the mower and causes extra wear on the Secure the cutter blades to prevent them from engine and the blade drive by pulling hard.
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Page 41: Tires
Section 7 7.10 TIRES Check the tire pressures after every 8 hours of operation or daily. Caster Wheels 25 PSI Drive Wheels 8 PSI 7.11 BODY, DECK, AND UPHOLSTERY CAUTION Do not wash any portion of the equipment while it is hot. -
Page 42: Illustrated Parts List
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-SFZ/SZL (p/n 901C, requires p/n 9069 (48") or 9070 (52") baffle kit) •... -
Page 43: Notes
Section 8 NOTES... -
Page 44: 48 & 52 Cutter Decks
Section 8 48 & 52 CUTTER DECKS 48 49... - Page 45 Section 8 48 & 52 CUTTER DECKS Part No. Description 48 52 Part No. Description 48 52 462014 Spindle Housing (incl. 34, 35) 485350 Belt, Cutter Deck -48 43694 Protector, Bearing 485424 Belt, Cutter Deck - 52 43695 Shaft, Spindle 424615 Bracket, Belt Guide 04001-121...
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Page 46: Cutter Deck Controls
Section 8 CUTTER DECK CONTROLS... - Page 47 Section 8 CUTTER DECK CONTROLS Ref. No. Part No. Description 426675 Link, Deck Lift - LH 04117-02 Nut, 3/8-16 Elastic Stop 04001-32 Bolt, Hex Head 3/8-16 x 1-1/4" 43086 Bushing 04061-07 Cotter Pin, 3/16 x 1" 04040-07 Flatwasher, 1/2-.531 x 1.062 x .095 04021-07 Nut, 1/2-13 Elastic Stop 43982...
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Page 48: Sheet Metal Components
Section 8 SHEET METAL COMPONENTS TO BOTTOM OF SEAT MOUNTING PLATE... - Page 49 Section 8 SHEET METAL COMPONENTS Ref. No. Part No. Description 485361 Seat, SZL 483559 Cable, Seat Stop 04001-59 Bolt, Hex Head 1/4-20 x 1-1/4" 04019-02 Nut, 1/4-20 Serrated Flange 462791 Seat Plate w/Decal 04001-19 Bolt, Hex Head 3/8-16 x 1" 04001-08 Bolt, Hex Head 5/16-18 x 3/4"...
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Page 50: Drive System Components
Section 8 DRIvE SYSTEM COMPONENTS 74 14 66 18... - Page 51 Section 8 DRIvE SYSTEM COMPONENTS Part No. Description Part No. Description *485338 Engine, Kohler - 22KT 04001-31 Bolt, Hex Head 3/8-16 x 2-1/2" 44219 Rod, Upper Brake Linkage *485341 Engine, Kohler - 24KT 485349 Belt, Transmission -SZL Gasket, Exhaust 04001-51 Bolt, Hex Head 3/8-16 x 3-3/4"...
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Page 52: Electrical System
Section 8 ELECTRICAL SYSTEM STARTER GROUND 37 33... - Page 53 Pulley, 4-1/2" Dia. - 1" Bore 483629 Fuse Holder 04063-01 Key, 1/4 x 1/4 x 1-1/4" 04031-03 Lockwasher, 5/16" Ext. 483589 Diode (part of wire harness) 04128-01 Screw, M6-1.00 X 16 Shakeproof * Not available through Scag Power Equipment. Purchase locally.
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Page 54: Fuel System
Section 8 FUEL SYSTEM * For California Only Tank Purge... - Page 55 Section 8 FUEL SYSTEM Ref. No. Part No. Description 485398 Fuel Cap *485510 Fuel Cap, C.A.R.B. 485397 Fuel Neck Insert 484333 Remote Vent, No Valve 484285 Grommet, Kelch 485393 Fuel Gauge (requires #6) 485394 Grommet, Fuel Gauge 485391 Valve, Fuel Shut Off 482571 Bushing, .56 Dia.
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Page 56: Replacement Decals And Information Plates
Section 8 REPLACEMENT DECALS AND INFORMATION PLATES WARNING DANGER WARNING... - Page 57 Section 8 REPLACEMENT DECALS AND INFORMATION PLATES Ref. No. Part No. Description 483402 Decal, Belt Cover 483405 Decal, Warning 485432 Decal, Liberty Z - Bumper 483505 Decal, Spinning Blades 482100 Decal, Traction Control 485390 Decal, Height of Cut 48318 Decal, 48 48319 Decal, 52 483406...
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Page 58: Electrical Schematic
Section 8 ELECTRICAL SCHEMATIC BRAKE INTERLOCK SWITCH LH NEUTRAL SWITCH SEAT SWITCH RH NEUTRAL SWITCH LIGHT KIT (optional) SWITCH HOURMETER “A” SOLENOID SWITCH CLUTCH 20 AMP FUSE 20 AMP FUSE GROUND “A” ENGINE BATTERY GROUND... -
Page 59: Limited Warranty - Szl
If the mower is cutting more than the owners single property, it is deemed commercial use and the warranty does not apply. Scag Power Equipment reserves the right to deny and / or void the non- commercial warranty if it believes it to be in commercial use. - Page 60 © 2015 Scag Power Equipment Division of Metalcraft of Mayville, Inc.