Toro 04021 Operator's Manual
Toro 04021 Operator's Manual

Toro 04021 Operator's Manual

Walk-behind mower

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Form No. 3327–369 Rev. A

Greensmaster Flex 21

Greensmaster Walk-Behind Mower
Model No. 04021—210000001 and Up (Traction Unit)
Model No. 04200—210000001 and Up (Cutting Unit)
Operator's Manual
Domestic English (EN)

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Summary of Contents for Toro 04021

  • Page 1: Greensmaster Flex

    Form No. 3327–369 Rev. A Greensmaster Flex 21 Greensmaster Walk-Behind Mower Model No. 04021—210000001 and Up (Traction Unit) Model No. 04200—210000001 and Up (Cutting Unit) Operator’s Manual Domestic English (EN)
  • Page 2: Table Of Contents

    Safety and Instruction Decals ....The Toro General Commercial Products Warranty Specifications .......
  • Page 3: Introduction

    Serial No. Whenever you need service, genuine Toro parts, or additional information, contact an Authorized Service Dealer or Toro Customer Service and have the model and serial numbers of your product ready. Figures 1 & 2 Cutting unit illustrate the location of the model and serial numbers on the product.
  • Page 4: Safety

    Safety – Refuel outdoors only and do not smoke while refuelling. – Add fuel before starting the engine. Never remove This machine meets or exceeds CEN standard EN the cap of the fuel tank or add fuel while the 836:1997, ISO standard 5395:1990, and ANSI engine is running or when the engine is hot.
  • Page 5: Maintenance And Storage

    Watch out for traffic when crossing or near roadways. Use care when approaching blind corners, shrubs, trees, or other objects that may obscure vision. Stop the blades rotating before crossing surfaces other than grass. Maintenance and Storage When using any attachments, never direct discharge of material toward bystanders nor allow anyone near the Keep all nuts, bolts and screws tight to be sure the machine while in operation.
  • Page 6: Toro Mower Safety

    L. Remove transport wheels. M. Start engine The following list contains safety information specific to Toro products or other safety information that you must N. Engage reel drive. know that is not included in the CEN, ISO, or ANSI Using the machine demands attention. To prevent loss standard.
  • Page 7: Sound Pressure Level

    Sound Pressure Level Vibration Level This unit has an equivalent continuous A-weighted sound This unit has a hand–arm vibration level of 4.50 m/s pressure at the operator ear of: 84 dB(A), based on based on measurements of identical machines per ISO measurements of identical machines per procedures 5349 procedures.
  • Page 8 Part No. 104-2617 Part No. 104-2618 1. Traction drive 4. Forward 1. Parking brake 3. Parking brake–engaged 2. Reel drive 5. Lever–engaged 2. Parking brake–disengaged 3. Neutral 6. Lever–disengaged Part No. 104–2621 1. Read operator’s manual Part No. 105–2411 Part No. 93-8064 1.
  • Page 9: Specifications

    Specifications General Specifications Kawasaki, 4-cycle, 3.7 (2.7 kw) air cooled OHV engine, 3600 RPM, 7.57 cu in. Engine (124 cc) displacement, cast iron cylinder sleeve; electronic ignition with integral lighting coil; maximum noise suppression muffler; 83 dB(A) at operator’s ear Fuel capacity 2.64 qt.
  • Page 10: Dimensions

    Dimensions Width 35–1/4” Height 40” Length 54” Optional Equipment Transport Wheel Kit Model No. 04122 Light Kit Model No. 04058 Grooming Reel Kit Model No. 04201 11 Blade Cutting Unit Model No. 04200 Wiehle Roller (.92 spacing) Part No. 99-6215 Tournament Bedknife Part No.
  • Page 11: Setup

    Operator video View before operating the machine Certificate of compliance Registration cards Fill out and return to Toro. Installing the Handle 1. Remove the flange lock nut from the capscrew and pivot pin on each side of the mower (Fig. 3).
  • Page 12: Adjusting The Handle

    Adjusting the Handle 3. Pivot wheel locking clip away from center of wheel allowing wheel to slide farther onto axle (Fig. 7). 1. Remove hairpin cotters from ring pins on each side of 4. Rotate wheel back and forth until it slides completely mower (Fig.
  • Page 13: Before Operating

    Recheck level of oil. Do not Adding Engine Oil overfill. Note: The Toro Company recommends that the oil level Crankcase must be filled with approximately 20 fluid be checked each time mower is used or after every 5 ounces of proper viscosity oil before staring.
  • Page 14: Checking The Transmission Fluid

    Important Use only Dexron lll or equivalent Danger transmission fluids. Other fluids could cause system damage. In certain conditions, gasoline is extremely 1. Place the mower on its drums on a level surface. flammable and highly explosive. A fire or 2.
  • Page 15: Leveling The Rear Roller To The Reel

    3. Firmly press down on cutting unit and maintain pressure on rear roller. Try inserting a piece of paper under each end of the roller. If the gap is greater than the piece of paper, on either end, an adjustment may be required, proceed to step 4.
  • Page 16: Adjusting The Bedknife To The Reel

    (Fig. 16). either necessary to backlap or regrind the cutting unit to achieve the sharp edges needed for precision cutting (see Toro reel sharpening manual). Adjusting the Height of Cut 1. Adjust rear roller brackets (Fig. 18) to upper or lower position depending on desired height of cut range.
  • Page 17: Adjusting The Cut-Off Bar

    4. Loosen nut on gauge bar (Fig. 19) and set adjusting screw to desired height-of-cut. Distance between bottom of screw head and face of bar is height-of-cut. Figure 21 1. Cut-off bar Figure 19 1. Gauge bar 3. Nut 2. Height adjusting screw 2.
  • Page 18: Checking The Interlock Switch Operation

    Checking the Interlock Switch Operation Caution If safety interlock switches are disconnected or damaged the machine could operate unexpectedly causing personal injury. Do not tamper with the interlock switches. Check the operation of the interlock switches daily and replace any damaged switches before operating the machine.
  • Page 19: Starting And Stopping

    Figure 24 1. Choke lever 2. Fuel shut-off valve Figure 26 1. Kick stand Fuel Shut-Off Valve The fuel shut-off valve (Fig. 24) is located on left front of engine. Valve has two positions: Closed and Open. Move Starting and Stopping lever to closed position when storing or transporting machine.
  • Page 20: Transport Operation

    Transport Operation Method of Mowing The greens should be mowed in a straight back and forth 1. Push kickstand down with foot and pull up on handle direction across the green. Avoid circular mowing or to raise rear of mower and install transport wheels. turning the mower on greens areas since scuffing may 2.
  • Page 21 3. Move traction lever to Engaged position, increase throttle speed until the mower is traveling at the desired ground speed, drive the mower out onto the green area, lower the front of the mower down and commence operation (Fig. 28). After Mowing 1.
  • Page 22: Maintenance

    Maintenance Note: Determine the left and right sides of the machine from the normal operating position. Recommended Maintenance Schedule Maintenance Service Maintenance Procedure Interval Change the engine oil. After first 20 hours Clean the fuel filter. After first 50 hours Change the transmission fluid.
  • Page 23: Daily Maintenance Checklist

    Daily Maintenance Checklist Duplicate this page for routine use. For the week of: Mon. Tues. Wed. Thurs. Fri. Sat. Sun. Maintenance Check Item Check the safety interlock operation. Check the parking brake operation. Check that pivot joints operate freely. Check the fuel level. Check the engine oil level.
  • Page 24: Engine Oil

    Engine Oil 3. Push down on handle to tip mower and engine backward, allowing more oil to run into drain pan. Check the engine oil level each time the mower is used or 4. Install drain plug and refill crankcase with proper oil; after every 5 operating hours.
  • Page 25: Replacing The Spark Plug

    3. Set air gap at 0.028–0.032 in. (Fig. 33). Install correctly gapped spark plug and tighten firmly to 17 ft.-lb. Figure 33 Figure 31 Cleaning the Fuel Filter 1. Foam element 2. Paper element Initially, clean fuel filter after the first 20 hours of operation;...
  • Page 26: Adjusting The Belts

    2. Remove the drain plug from the rear of the transmission (Fig. 35). Figure 36 1. Belt cover Figure 35 2. Check tension by depressing belt (Fig. 37) at mid span of pulleys with 4 1 lb. of force. Belt should deflect 1.
  • Page 27 Reel Drive Belt (Transmission coupler) 1. Remove the belt cover mounting fasteners and belt cover to expose belt (Fig. 40). Figure 38 1. Reel drive belt 2. Bearing housing mounting nuts Figure 40 B. Using a 3/8 in. drive torque wrench, rotate the bearing housing with 35–40 in.-lb.
  • Page 28: Traction Drive Belt

    Traction Drive Belt 3. To adjust belt tension: A. Loosen the bearing housing mounting nuts 1. Remove belt cover mounting fasteners and belt cover (Fig. 38). to expose belt (Fig. 44). Figure 44 1. Traction drive belt cover Figure 42 1.
  • Page 29: Adjusting The Traction Control

    3. Tighten front cable jam nut. 4. Check control operation. Figure 46 Figure 48 1. Idler bracket capscrew 1. Traction cable 2. Service/parking brake cable Adjusting the Service/Parking Brake If service/park brake slips when operated, an adjustment is required. 1. Move service/parking brake lever to Off position. 2.
  • Page 30: Servicing The Interlock Switch

    Servicing the Bedbar Removing the Bedbar 1. Turn bedbar adjuster screw, counterclockwise, to back bedknife away from reel (Fig. 51). Figure 49 1. Reel control cable 3. Tighten front cable jam nut. 4. Check control operation. Servicing the Interlock Switch Use the following procedure should the switch need adjustment or replacement.
  • Page 31: Backlapping The Reel

    1/2 turn. of reel shaft. 4. Adjust bedbar; refer to Adjusting the Bedknife to the 3. Backlap according to procedure in Toro Sharpening Reel, page 16. Reel and Rotary Mowers Manual, Form No. 80-300 Backlapping the Reel Danger 1.
  • Page 32: The Toro General Commercial Products Warranty

    If for any reason you are dissatisfied with your Distributor’s service or have difficulty obtaining guarantee information, contact the Toro importer. If all other remedies fail, you may contact us at Toro Warranty Company.

This manual is also suitable for:

04200Greensmaster flex 21

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