Iseki SZ330 Operation Manual
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Iseki SZ330 Operation Manual

Zero turn mower
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I S E K I Z E R O T U R N M O W E R
ZERO TURN MOWER:
SZ330
MOWER DECKS:
SSM60 & SSM72

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Summary of Contents for Iseki SZ330

  • Page 1 I S E K I Z E R O T U R N M O W E R ZERO TURN MOWER: SZ330 MOWER DECKS: SSM60 & SSM72...

  • Page 2: Introduction

    INTRODUCTION INTRODUCTION Thank you very much for purchasing an ISEKI ZERO TURN MOWER. This operator’s manual provides the information necessary for operating and maintaining your tractor safely and properly. The contents are mainly composed of the following two items: Safety instructions:...

  • Page 3: Table Of Contents

    ZERO TURN MOWER TABLE OF CONTENTS INTRODUCTION ............2.2.PARKING BRAKE LEVER ......32 TABLE OF CONTENTS ..........2.3 DRIVE CONTROL LEVER ......32 ABBREVIATION LIST........... 3. OTHER CONTROLS ..........33 UNIVERSAL SYMBOLS ..........3.1. SAFTY SWITCHES ........33 SAFETY FIRST ............. 6.

  • Page 4: Table Of Contents

    TABLE OF CONTENTS 9. STORAGE ..............58 10. TROUBLESHOOTING ........... 59 1. ENGINE ..............59 2. BRAKE SYSTEM..........61 3. LIFT SYSTEM............61 4. DRIVE CONTROL SYSTEM ....... 62 5. HST (HYDROSTATIC TRANSMISSION) ..... 62 6. ELECTRICAL ACCESSORIES......63 1. NAME OF MAJOR COMPONENTS ......64 2.

  • Page 5: Abbreviation List

    ZERO TURN MOWER ABBREVIATION LIST Abbreviations Definitions Power Take Off Permanent Type RH / LH Right - hand and Left - hand sides are determined by facing in the direction of forward travel ROPS Roll - Over Protective Structure Revolutions Per Minute Society of Automotive Engineers Side discharge Mower...

  • Page 6: Universal Symbols

    UNIVERSAL SYMBOLS UNIVERSAL SYMBOLS Safety Alert Symbol Mower - deck Operation manual Mower -Lowered position Preheat Mower - Raised position Engine - Stop Cutting Height Engine - Run Power Take - Off Clutch Control - Off position Starter Control Power Take - Off Clutch Control - On position Engine - Revolution Battery Fast...

  • Page 7: Safety First

    ZERO TURN MOWER SAFETY FIRST Every time you see the words and symbols shown below in the manual and on the safety decals, you must take note of their instructions and warning. DANGER: This symbol together with the words DANGER indicates an imminently hazadous situation that, if not avoided, will result in VERY SERIOUS INJURY OR EVEN DEATH.

  • Page 8: For Safe Operation

    CHAPTER 1. FOR SAFE OPERATION CHAPTER 1. FOR SAFE OPERATION DANGER : Failure to observe the following safety instructions can result in serious injury or death. As the owner or operator of the front mower,you are responsible for pre- venting accidents or injuries. 1.
  • Page 9 ZERO TURN MOWER 1.9. Inspect the Zero turn mower periodically. If not, this may not only shorten the Zero turn mower's service life but also make safe and efficient operation impossible. 1.10. Never use the front mower out of normal usage even if it is not mentioned at this operation manual.

  • Page 10: Before Starting The Zero Turn Mower

    CHAPTER 1. FOR SAFE OPERATION 2. BEFORE STARTING THE ZERO TURN MOWER 2.1. Set up an operation plan with sufficient time allowance. A tight plan may result in unexpected accidents. Especially when operating the Zero turn mower under extremely hot, cold, or humid circum- stances, set up an operation schedule or method which will ensure operational safety.
  • Page 11 2.17. When operating the Zero turn mower equipped with attachment which is not ISEKI made at the slope, be sure to equip with Zero turn mower with balance weights. Order the following parts to secure your safety at the slope and install suitable weights with the Zero turn mower.

  • Page 12: Operation Of The Zero Turn Mower

    CHAPTER 1. FOR SAFE OPERATION 3. OPERATION OF THE ZERO TURN MOWER 3.15. Do not attempt to adjust the cutting height while the engine is running. 3.1. When the Zero turn mower is running, stay away from the discharge opening, the cutting unit(s), and 3.16.
  • Page 13 ZERO TURN MOWER 3.28. Before stopping the engine, be sure to lower the mower deck onto the ground, apply the parking brakes, and turn off the PTO switch to the OFF position. 3.29. Before leaving the operating position of the Zero turn for any reason , always do the following: - Stop the Zero turn on level ground.

  • Page 14: Operation On A Slope

    CHAPTER 1. FOR SAFE OPERATION 4. OPERATION ON A SLOPE DANGER: Slopes are a major factor related to accidents with the Zero turn mowers, result- ing in severe injuries. We cannot recomended the Zero turn mower with mower deck be oparated on a slope. All slopes require extra cau- tion;...

  • Page 15: Driving On Public Roads

    ZERO TURN MOWER 4.5. Never perform mowing operation on wet grass. 4.6. Avoid sudden starting and stopping. 4.7. Mow up and down a slope; do not mow across it. 4.8. Mow a slope by moving slowly. Do not suddenly change your speed or direction. 4.9.

  • Page 16: Loading Onto Or Unloading From Atruck

    CHAPTER 1. FOR SAFE OPERATION 6. LOADING ONTO OR UNLOADING FROM A TRUCK: 6.1. When loading the Zero turn mower onto a truck, turn off the truck's engine, apply the parking brakes to the truck, and chock the wheels to avoid unex- pected moving of the truck or trailer.

  • Page 17: When Filling With Fuel

    When the Zero turn mower is equipped with the attachments other than those included in the specifications mentioned below, ask your dealers for advice. Specifications of the ramps for the SZ330 • Length..more than 4 times the height of the platform of the truck •...

  • Page 18: Mounting And Dismounting Of The Mower Drive Shaft

    CHAPTER 1. FOR SAFE OPERATION 7.6. Use only an approved fuel container to store fuel. 7.7. Do not store the front mower or the fuel container near a source of open flame, such as a water heater. 7.8. Replace all fuel tank and container caps securely. 7.9.
  • Page 19 ZERO TURN MOWER 9.3. When servicing the Zero turn mower or mounting or dismounting the mower deck, place the Zero turn mower on level, hard ground. 9.4. Service the Zero turn mower in a place sufficiently illuminated, or darkness may cause unexpected accidents.
  • Page 20 Zero turn mower as this could be very hazardous. Damaged or worn parts should be replaced with SSM60 8654-306-006-10 I 8654 C ISEKI genuine spare parts. Unauthorized parts may cause breakdown of the Zero turn mower, acci- SSM72 8655-306-003-10 I 8655 C dents, and ISEKI warranty to expire.
  • Page 21 ZERO TURN MOWER 9.29. Check that all safety devices are in place and oper- ating properly.

  • Page 22: Maintenance Of The Electric System

    CHAPTER 1. FOR SAFE OPERATION 10.MAINTENANCE OF THE ELECTRIC SYSTEM 10.1. TO MAINTAIN ELECTRIC WIRING When servicing the electric wiring, stop the engine without fail. Otherwise your hands or clothes may be caught in or sandwiched between rotating parts. Before manipulating electric parts, be sure to dis- connect the earth battery cable (-), or you may get an electric shock or be injured by sparks.

  • Page 23: To Handle Booster Cables

    ZERO TURN MOWER When replacing or inspection the battely stop the engine and turn the main switch off, or electrical parts may be damaged or unexpected accident may occur. When disconnecting the battery cables, disconnect the earth cable (-) first without fail. When connect- ing the battery cables, connect the positive cable (+) first.

  • Page 24: Before Storing The Zero Turn Mower

    CHAPTER 1. FOR SAFE OPERATION 12. BEFORE STORING THE ZERO TURN MOWER 12.1. After opeation, be sure to close the fuel cock to pre- vent fuel from spilling, as spilled fuel may catch fire. 12.2. Never allow grass or leaves to accumulate around heated parts such as the engine and the muffler, or this may cause a fire.

  • Page 25: Caution Labels & Their Positions

    ZERO TURN MOWER 14. CAUTION LABELS & THEIR POSITIONS • Caution labels on the zero turn mower and the mower deck The following labels are stuck on the zero turn mower and mower deck. You should of course read the caution instructions in the manual.
  • Page 26 CHAPTER 1. FOR SAFE OPERATION Warning : Stop the engine when replanishing a fuel. Battery label (3)-1 Battery caution label a. Avoid sparks and flames. b. Wear a eye protection gear. c. Keep battery out of reach of children. d. Beware of sulphuric acid. e.
  • Page 27 ZERO TURN MOWER Belt caution label Stay clear of the belt while it is running. FIG. 18 Fan caution label Stay clear of the fan while it is running. FIG. 19...
  • Page 28 CHAPTER 1. FOR SAFE OPERATION Radiator caution label Hot pressurized system. Do not open cap while radia- tor is hot. FIG. 20 Starter caution label FIG. 21 Start engine only with key from seat. Hot - parts caution label Stay clear of the heated parts while they are hot. FIG.
  • Page 29 ZERO TURN MOWER ROPS caution label FIG. 23 Keep the ROPS in the upright position and fasten the seat belt at all times. Do not jump from the seat if the tractor starts to overturn, or you could be crushed under the tractor.
  • Page 30 CHAPTER 1. FOR SAFE OPERATION On the mower deck ＭＯＤＥＬ ＳＳＭ７２ ＴＹＰＥ ＳＺ３３０Ｅ４ ＷＥＩＧＨＴ １４０ｋｇ  ＮＯ． ０００００１ ０５ ３−１４ ＮＩＳＨＩ−ＮＩＰＰＯＲＩ ５−ＣＨＯＭＥ ＡＲＡＫＡＷＡ−ＫＵ ＴＯＫＹＯ １１６ ＪＡＰＡＮ 製造会社 井関農機株式会社 ８６５４−９０１−００２−０ ＩＳＥＫＩ ＆ ＣＯ．，ＬＴＤ． ＭＡＤＥ ＩＮ ＪＡＰＡＮ FIG. 25 Hot-part caution label because stones or other hard objects ejected from the mower may hit you. PTO label Stay clear of the heated parts while they are hot.

  • Page 31: Warranty And After-Sale Care

    As for manual dunp question about the Zero turn mower and mower deck, consult with your dealers identifying the model and serial number of your Zero turn mower. Zero turn mower (1) Model name and serial number Model Type For France RE42C SZ330 ○ RE42F2 FIG. 26 Mower deck (2) Model name and serial number Cutting width Model...

  • Page 32: Specifications

    CHAPTER 3. SPECIFICATIONS CHAPTER 3. SPECIFICATIONS ZERO TURN MOWER Model SZ330 Dimensions Overrall length mm(in.) 2320(91.3) Overrall width without mower deck mm(in.) 1480 (58.3) with mower 72'' deck mm(in.) 2280 (89.8) Overrall height without ROPS mm(in.) 1290 (50.8) with ROPS mm(in.)

  • Page 33: Accessories

    ZERO TURN MOWER ACCESSORIES Model SZ330 Front weight hitch Fuel gauge Water temp. warning buzzer Hour meter Jack Seat Seat belt ROPS...

  • Page 34: Name Of Major Components

    CHAPTER 4. NAME OF MAJOR COMPONENTS CHAPTER 4. NAME OF MAJOR COMPONENTS FIG. 28 (1) Seat (2) Fuel tank cap (3) Seat belt (4) Drive control lever (5) Front cover (6) Parking brake lever (7) Brake pedal...

  • Page 35: Controls And Meters

    ZERO TURN MOWER CHAPTER 5. CONTROLS AND METERS 1. CONTROL PANEL FIG. 29 (1) Starter switch (2) Throttle lever (3) Monitor lamp array (4) PTO switch (5) Hour meter (6) Mower deck lift lever (7) Fuel gauge (8) Cutting height adjust dial...

  • Page 36: Starter Switch

    CHAPTER 5. CONTROLS AND METERS 1.1. STARTER SWITCH Glow position: the engine is pre-heated in this posi- tion. OFF position: the engine stops and all electric cir- cuits are turned off. ON position: the key turns to this position after start- ing the engine and remains there during operation.

  • Page 37: Pto Switch

    ZERO TURN MOWER When the lamp turns off, stop the engine and correct the trouble (clogged grass or dust around engine, radiator, etc.). Then re-start operation. WARNING:When inspecting the radiator, be sure that the engine cools down sufficiently. Never release the radiator cap while the coolant is hot, or boiling water will gush out.

  • Page 38: Brake Pedal

    CHAPTER 5. CONTROLS AND METERS 2.1.BRAKE PEDAL The brake pedal, when pressed, causes the Zero turn mower to stop moving. 2.2.PARKING BRAKE LEVER Use the parking brake lever when parking the Zero turn mower. Depress the brake pedal and push down the lever to apply the parking brakes.

  • Page 39: Drive Control Lever

    ZERO TURN MOWER To turn right: To turn right, increase the amount of push on the left control lever. FIG. 33 CAUTION:After getting off from the mower, please make sure that both control levers are in their locked positions. Unnecessary zero turns may lead to damaging the lawn and add to the wear and tear of the tires.
  • Page 40 CHAPTER 5. CONTROLS AND METERS The parking brake lever has a safety switch which sounds off an alarm to the driver to prevent forward/backward move- ment of the mower while the brakes are engaged. CAUTION:If the safety switches do not work properly, please consult the dealer nearest to you.

  • Page 41: Pre-Operational Routine Inspection

    ZERO TURN MOWER CHAPTER 6. PRE-OPERATIONAL ROUTINE INSPECTION It is essential for avoiding accidents or breakdown during operation to keep the Zero turn mower in good condition. The following pre-operational checks should be performed without fail before starting dailiy operation. WARNING: Before inspection, be sure to park the Zero turn mower on a level and hard ground, stop the engine, lower the mower...

  • Page 42: Operation

    CHAPTER 7. OPERATION CHAPTER 7. OPERATION 1. BEFORE STARTING THE ENGINE CAUTION: • Before starting the engine, be sure to carry out the pre-operation inspection in accor- dance with the periodical inspection table. • Follow instructions given in " I. FOR SAFE OPERATION.
  • Page 43 ZERO TURN MOWER f. Shift the throttle lever 1, to the middle speed of engine. g. Turn the key to the pre-heating position (G) and hold it there about five to ten seconds. IMPORTANT: Never keep on pre-heating more than 10 seconds, or the glow plugs may burn out.When the engine fails to start, wait at least 20 seconds before the next attempt.

  • Page 44: Stopping The Engine

    CHAPTER 7. OPERATION CAUTION: • During engine warming up, be sure to apply the effect to the brakes to avoid the Zero turn mower from travellng unexpectedly. Note: Warming up criteria and atmospheric temperatures: Atmospheric temperatures Required warming up High than 0℃ (32° F) 5 to 10 munites 0℃...

  • Page 45: Travelling

    ZERO TURN MOWER 4. TRAVELLING CAUTION: • Before having become sufficiently familiar with the operation of the Zero turn mower, be sure to operate it in a place spacious and flat without obstacles and having an a unobstructed view and confirm the functioning of each control. •...

  • Page 46: Stopping

    CHAPTER 7. OPERATION CAUTION: • Never attempt to push the drive control lever abruptly, or Zero turn mower will dash forward, which is very dangerous. • Before changing travelling directions, be sure that the Zero turn mower has stopped travelling completely. •...

  • Page 47: Maintenance

    ZERO TURN MOWER CHAPTER 8. MAINTENANCE What are explained hereunder are the maintenance items which you can cope with. When you encounter any abnormality or trouble which is not mentioned in this man- ual, please ask your dealer for service. WARNING: When lubrication or servicing the Zero turn mower: •...

  • Page 48: Engine Oil Level

    (1) Oil level gauge (2) Upper limit (3) Lower lim • Use oil of the quality recommended by ISEKI or 10W- 30 CC grade of SAE classification or higher quality. • Use oil of proper viscosity in accordance with the atmospheric temperature.

  • Page 49: Hst Oil Level

    ZERO TURN MOWER 2. HST OIL LEVEL a. You can make access to the HST oil level gauge (dip- stick),2, on the HST oil tank,1, by open the hood. b. Remove the HST oil filler,2. c. Wipe the tip with dry cloth. d.

  • Page 50: Fuel Level

    CHAPTER 8. MAINTENANCE b. Make sure that the coolant level in the reserve tank is between the upper and lower limits. If the level is lower than the lower limit, replenish the reserve tank,1, with fresh clean soft water. CAUTION:Tighten the radiator cap securely, or hot water may gush out through the cap, which is very dangerous.

  • Page 51: Air-Cleaner

    ZERO TURN MOWER 5. AIR-CLEANER a. The air-cleaner,1, is held on the engine with the rub- ber band. Untie this band and pick up the air-cleaner by hand. FIG. 59 (1) Air-cleaner b. Pinch the vacuum valve,1, to eject the dust accumulat- ed inside.

  • Page 52: Fuel Strainer

    CHAPTER 8. MAINTENANCE 6. FUEL STRAINER The fuel strainer is located between the left side rear tire and engine. Check the strainer for accumulated dust or water in the bottom of the strainer cup. a. When dust or water is found accumulated in the bot- tom, turn the fuel cock lever by 180 degrees towards the bolt to stop fuel flowing.

  • Page 53: Adjustment Of Brake

    ZERO TURN MOWER When the belt deflection is improper, correct in the follow- ing procedure: a. Loosen the lock nut and adjust bolt of the alternator. b. Pull the alternator outward to apply more tension to the belt. Tighten the lock bolt and adjust bolt temporar- ily while pulling the alternator.

  • Page 54: Adjustment Neutral Of Hst Control Lever

    CHAPTER 8. MAINTENANCE 10. ADJUSTMENT NEUTRAL OF HST CONTROL LEVER a. Adjust the HST adjust rod,3, to the neutral position of the HST pump assy at which the drive control lever,1, can swing outwards. b. Please consult your dealer if the neutral position of the HST pump assy cannot be set properly.

  • Page 55: Adjustment Phase Of Drive Control Lever

    ZERO TURN MOWER 12. ADJUSTMENT PHASE OF DRIVE CONTROL LEVER After adjusting the straight drive operation of the mower, perform the following steps when the amount of depres- sion of the left and right control levers are not the same. a.

  • Page 56: Battery

    CHAPTER 8. MAINTENANCE 15. BATTERY Battery is located between the engine and right rear wheel. DANGER: • Always shield eyes and face from battery. • Cigarettes, flames or sparks could cause battery to explode. • Do not charge or use booster cables or adjust post connections without proper instruction and training.

  • Page 57: Tyre Pressure (Inflation)

    ZERO TURN MOWER 16. TYRE PRESSURE (INFLATION) Improper tyre pressure causes the tyres to wear abnormally and affects the Zero turn mower perform- ance. Too high pressure causes the Zero turn mower to bounce too much and too low pressure increases travelling resistance,which leads to power loss.

  • Page 58: Engine Oil Filter Replacement

    Remove the oil filler cap,1, from top of the cylinder head cover,2, and pour in fresh engine oil turough the oil filler. Be sure to use oil recommended by ISEKI. Refer to " 1. ENGINE OIL LEVEL ". Engine oil capacity: 4.5 litres (0.99 imp.gal)

  • Page 59: Rear Axle Gear Oil Replacement

    ZERO TURN MOWER 19. REAR AXLE GEAR OIL REPLACEMENT IMPORTANT: • The transmission oil should be replaced after the initial 50 hours of operation and then after every 150 hours of operation. a. Remove the bolt for the oil level hole,2. b.

  • Page 60: Cleaning Of The Radiator

    CHAPTER 8. MAINTENANCE 22. CLEANING OF THE RADIATOR IMPORTANT: • The radiator screen and radiator clogged with dust or dirt causes overheating of the engine due to deterio- rated cooling efficiency of the radiator. The radiator and radiator screen should be checked for clogging everyday before operation.

  • Page 61: Inspection Of Fuses And Wiring

    ZERO TURN MOWER d. Pour the coolant which has a specified antifreeze con- centration until it starts overflowing through the coolant filler. Retighten the radiator cap securely. Coolant capacity Radiator 4.8 litres (1.06 lmp. gal.) Reserve tank 1.1 litre (0.24 lmp. gal.) WARNING:Be sure to tighten the radiator cap securely, or boiling coolant may shoot out, which is very dangerous.

  • Page 62: Maintenance Of Hydraulic System Parts

    Set the drive control lever to the neutral open-lock sult your ISEKI dealers. Users are advised not to position. adjust or repair hydraulic system parts by themselves.
  • Page 63 Front tire yoke (RH) Grease As required Mower lift link Grease As required Front tire hub (LH) Grease As required Front tire hub (RH) Grease As required • Use oil of better than class CC. • Use ISEKI's recommended oil.

  • Page 64: Periodical Inspection Table

    CHAPTER 8. MAINTENANCE PERIODICAL INSPECTION TABLE ○:Inspection, replenishment, and adjustment △:Cleaning and washing ●:Replacement ★:Consult your dealer. Inspection and servicing intervals Intervals Judgement Ref. Pre- hours of operation Check points after that criteria page operation Engine oil Replace after initial 50 hr Maintain the specified level.

  • Page 65: Storage

    ZERO TURN MOWER CHAPTER 9. STORAGE ■ DAILY AND SHORT TERM STORAGE g. Inflate each tyre a little higher than specified. h. Dismount the mower deck or lower it to the ground. a. Clean the Zero turn mower. CAUTION: A lifted up mower deck may go IMPORTANT: When washing the zero turn mower down unexpect-edly if the lift lever is manipu- mower, avoid applying compressed water...

  • Page 66: Troubleshooting

    CHAPTER 10. TROUBLESHOOTING CHAPTER 10. TROUBLESHOOTING 1. ENGINE Troubles Presumable causes Remedies ･ Drive control lever is not open lock position. ･ Shift it to neutral position. ･ Starter motor ･ Brake pedal is not depressed. ･ Depresse the brake pedal. does not work.
  • Page 67 ZERO TURN MOWER Troubles Presumable causes Remedies ･ Engine knocks. ･ Defective injection nozzles ･ Consult your dealers. ･ Incorrect valve clearances ･ Consult your dealers. ･ Engine output is insufficient. ･ No fuel ･ Supply with fuel. ･ Clogged air cleaner ･...

  • Page 68: Brake System

    CHAPTER 10. TROUBLESHOOTING Troubles Presumable causes Remedies ･ Exhaust fumes are black. ･ Clogged exhaust system ･ Check muffler for clogging and clean it. ･ Excessive fuel injection rate ･ Consult your dealers. ･ Injection nozzle pressure ･ Consult your dealers. ･...

  • Page 69: Drive Control System

    ZERO TURN MOWER Troubles Presumable causes Remedies ･ Lift does not rise. ･ Clogged HST oil suction filter ･ Consult your dealers. ･ Defective hydraulic pump ･ Consult your dealers. ･ Defective control valve ･ Consult your dealers. ･ Defective hydraulic cylinder ･...

  • Page 70: Electrical Accessories

    CHAPTER 10. TROUBLESHOOTING 6. ELECTRICAL ACCESSORIES Troubles Presumable causes Remedies ･ Battery is not charged. ･ Melted slow-blow fuse ･ Locate and repair cause of trouble, and install a new slow-blow fuse. ･ Defective wiring ･ Check wiring for loose terminals and earth, and short circuit.
  • Page 71 ZERO TURN MOWER...

  • Page 72: Name Of Major Components

    CHAPTER 1. NAME OF MAJOR COMPONENTS CHAPTER 1. NAME OF MAJOR COMPONENTS FIG. 81 (1) Mower deck (2) Front roller (3) Gauge wheel (4) Belt cover (LH) (5) Belt cover (RH) (6) Discharge cover (7) Gear case (8) Pulley (9) Belt (10) Tension spring (11) Tension arm (12) Tension pulley...
  • Page 73 ZERO TURN MOWER SSM60 / SSM72 FIG. 83 (1) Drive shaft (2) Roll pin (3) Input shaft (4) Bevel gear (5) Cover case (6) Output shaft (7) Gear case (8) Pulley (9) Metal center (10) Grease nipple (11) Nut (M16) (12) Pulley (13) Shaft side (14) Metal side...

  • Page 74: Specifications

    CHAPTER 2. SPECIFICATIONS CHAPTER 2. SPECIFICATIONS Model SSM72 SSM60 Type Rotary mower Dimensions Overrall length mm (in.) 1130 (46.5) 975 (38.4) Overrall width mm (in.) 2285 (90.0) 1900 (74.8) 330 (13) Overrall height mm (in.) Weight kg (lb.) 140 (309) 120 (265) No.

  • Page 75: Attaching And Detaching Mower Deck

    ZERO TURN MOWER CHAPTER 3. ATTACHING AND DETACHING MOWER DECK WARNING:When attaching or detaching the d. Align the mower deck,4, to along side with the Zero mower deck to the zero turn mower: turn mower. Turn its rear gauge wheels,5, by 90 •...

  • Page 76: Detaching The Mower Deck

    CHAPTER 3. ATTACHING AND DETACHING MOWER DECK g. Shift the lift lever,1, to down position (d) and connect the link pins,8, located at both the left/right and front/rear positions. h. Attach the drive shaft,11, to the PTO shaft. i. Start the engine and lift the mower deck,4, to the max- imum level.

  • Page 77: Adjustment Of Cutting Height

    ZERO TURN MOWER 3. ADJUSTMENT OF CUTTING HEIGHT FIG. 86 (1) Mower deck (2) Height adjust dial (3) Adjust bolt (4) Rear lift arm adjust nut (5) Link rod (6) Blade a. Start the engine and lift the mower deck. b.

  • Page 78: Mower Operation

    CHAPTER 4. MOWER OPERATION CHAPTER 4. MOWER OPERATION 1. BEFORE OPERATION CAUTION: • Become familiar with haw to operate the zero turn mower and understand safety instructions by reading this manual careful- • Make sure that all safety covers and guards are installed in position.

  • Page 79: Starting Mowing Operation

    ZERO TURN MOWER e. The label showing the relationships between the set- ８６５４−９０１−０９１−０ ting holes and cutting heights is stuck on the mower deck. f. The right and left gauge wheels should be set to the Ａ Ｂ Ａ Ｃ Ｂ...

  • Page 80: Emergency Stop

    CHAPTER 4. MOWER OPERATION WARNING: CAUTION: • As soon as the PTO switch is turned to the Park the zero turn mower on level, hard ON (M) position, the mower blades start rotat- ground and make sure that the parking ing and eject cut grass or stones through the brakes are applied securely.

  • Page 81: Efficient Mowing

    ZERO TURN MOWER 6. EFFICIENT MOWING c. For mowing low moisture content grass or when threr is much dead grass IMPORTANT: Be sure to mow at full throttle ( r ). • i. Advance should be in a direction where the dust does •...

  • Page 82: Inspection And Maintenance Of Major Parts

    CHAPTER 5. INSPECTION AND MAINTENANCE OF MAJOR PARTS CHAPTER 5. INSPECTION AND MAINTENANCE OF MAJOR PARTS CAUTION: • When servicing the zero turn mower, place it on level, hard ground. • Stop the engine and remove the starter key. • Apply the parking brake securely. •...

  • Page 83: Inspection And Replacement Of Timing- Belt

    ZERO TURN MOWER c. Wrap the threads of the drain plug with sealing tape and screw it in and supply with fresh oil through the level plug hole using an oil pitcher. d. Wrap the threads of the level plug with sealing tape and re-install it.

  • Page 84: How To Jack Up

    CHAPTER 5. INSPECTION AND MAINTENANCE OF MAJOR PARTS • Replacement of the belt Remove 4 bolts from gear box mount,1, on right side. Loosen lock nut of tension rod,2, and remove tension spring. Remove belt and install a new belt referring to illustration for belt routing.
  • Page 85 ZERO TURN MOWER f. Remove the jack fix pin,4, and set the jack on the frame and close the front cover. FIG. 100 (4) Jack fix pin g. Turn the jack handle,5, to the right and jack it up. FIG. 101 (5) Jack handle h.

  • Page 86: Inspection & Replacement Of Blades

    CHAPTER 5. INSPECTION AND MAINTENANCE OF MAJOR PARTS 3. INSPECTION & REPLACEMENT OF BLADES Blade Removal CAUTION: Be sure to wear gloves to avoid cuts by blades. Block blades by inserting a piace of wood,1, between blade and mower deck. Loosen blade retaining nut with a 27-mm box end wrench.

  • Page 87: Inspection Of Gauge Wheels & Rollers

    ZERO TURN MOWER • Parts code of blade. Parts code of blade Punched ID I 8654 C SSM60 8654-306-006-10 SSM72 8655-306-003-10 I 8655 C 4. INSPECTION OF GAUGE WHEELS & ROLLERS As the gauge wheels are installed on the front and rear ends of the mower, they are more vulnerable to being hit and deformed by obstacles than any other part.

  • Page 88: Adjustment Of Discharge Cover Angle

    CHAPTER 5. INSPECTION AND MAINTENANCE OF MAJOR PARTS 6. ADJUSTMENT OF DISCHARGE COVER ANGLE The discharge cover is equipped with stoppers on the front and rear. The angle can be adjusted by the effective length of the stopper. The length of the stopper can be adjusted by being moved through the washer on the stopper side from the nut side.

  • Page 89: Periodical Inspection Table

    ZERO TURN MOWER 8. PERIODICAL INSPECTION TABLE ○:Inspection, replenishment, and adjustment △: Cleaning and washing ●: Replacement ★: Consult your dealer. Inspection and servicing Ref. intervals (hours of operation) Check points Intervals after that Judgement criteria page 50 100 150 200 250 Deformed, broken, worn, Blade ○...

  • Page 90: Storage

    7. Check V-belt and loosen adjustable tensioner. 8. Remove all rust and touch up where paint has peeled off with touch-up paint supplied by ISEKI. 9. Store mower in a dry place with wooden blocks placed under it and cover with tarpaulin.

  • Page 91: Troubleshooting

    ZERO TURN MOWER CHAPTER 7. TROUBLESHOOTING Troubles Presumable causes Remedies Improper discharging Drive belt is not installed properly. Check belt and correct. Blades are installed upside down. Re-install them correctly. Grass is too moist. Wait until grass becomes dry. Too tall grass. Mow it in two steps.
  • Page 92 CHAPTER 7. TROUBLESHOOTING Troubles Presumable causes Remedies Too low engine output Too low engine speed. Mow at full throttle. Too fast travelling speed. Slow down. Foreign matter caught between blade and Clean. blade support. Foreign matter caught in a pulley. Clean.
  • Page 93 ZERO TURN MOWER NOISE & VIBRATION NOISE: SZ330+SSM60 SZ330+SSM72 Sound power level db(A) Speed of rotation Engine (rpm) 2600 Blade (rpm) 2919 2502 Test code EN 836 VIBRATION: SZ330 Weighted root mean square acceleration less than value Max. 18 m/s...
  • Page 94 CHAPTER 7. TROUBLESHOOTING...
  • Page 95 ZERO TURN MOWER...
  • Page 96 SZ330 SSM60 SSM72 Overseas Business Division 5-3-14, Nishi-Nippori, Arakawa-ku, Tokyo 116-8541, Japan Phone: (03) 5604-7658 Fax: (03) 5604-7703 OM-SZ330F/-EN-10 1005-01-10 Printed in Japan...

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