Form No. 3436-381 Rev A Greensmaster® Flex™ 2120 Traction Unit Model No. 04044—Serial No. 405500001 and Up Model No. 04045—Serial No. 405500001 and Up Register at www.Toro.com.
Whenever you need service, genuine Toro parts, or additional information, contact an authorized Toro distributor and have the model and serial numbers of your product ready. The model and serial numbers are located on a plate on the rear frame. Write the numbers in the space provided. This product complies with all relevant European directives; for details, please see the separate product specific Declaration of Conformity (DOC) sheet.
Contents Servicing the Traction-Interlock Switch ...................................................................... 32 Servicing the Brake-Interlock Switch................. 32 Brake Maintenance ............................................. 33 Adjusting the Service/Parking Brake................. 33 Belt Maintenance ................................................ 33 Inspecting the Reel-Drive Belt........................... 33 Visually Inspecting the Reel Clutch ...................
Safety • Do not operate the machine without all guards This machine has been designed in accordance with EN ISO 5395 and ANSI B71.4-2017 and meets these standards when you add the required decals. • Keep bystanders and children out of the operating and other safety protective devices in place and functioning properly on the machine. area. Never allow children to operate the machine.
decal120-9571 120-9571 1. Lower the lever to disengage the traction. decal131-3111 131-3111 1. Fast 2. Slow decal120-9598 120-9598 1. Brake 4. Parking brake 2. Release handle to disengage the brake. 5. Rotate the latch to lock the parking brake; compress the handle to release the latch. decal133-8062 133-8062 3. Compress the handle to engage the brake. decal130-8322 130-8322 1. Use only gasoline that contains 10% ethanol by volume (E10) or less. 3.
decal115-7274 115-7274 1. Lights (optional) 3. Engine—start 2. Hour meter 4. Engine—shut off decal133-2335 133-2335 1. Warning—read the Operator’s Manual; all operators should be trained before operating the machine. 3. Thrown object hazard—keep bystanders away. 2. Warning—wear hearing protection. 4. Warning—stay away from moving parts; keep all guards and shields in place. 6 5. Do not tow the machine.
Setup Loose Parts Use the chart below to verify that all parts have been shipped. Procedure 1 2 3 4 5 6 7 8 Description Use Qty. No parts required – Prepare the traction unit (optional). Bolt (3/8 x 3/4 inch) 2 Install the cutting unit to the traction unit. Handle retainer Hairpin cotter 2 2 Install the handle retainers. Transport wheels—Transport Wheel Kit (Model No. 04123 [Optional]) 2 Install the transport wheels. No parts required – Check the engine-oil level.
1 2 Preparing the Traction Unit Installing the Cutting Unit to the Traction Unit Optional—Cutting Unit Models 04251, 04252, 04253, or 04254 Parts needed for this procedure: 2 No Parts Required Bolt (3/8 x 3/4 inch) Procedure Procedure If you are installing cutting unit Model No. 04251, 04252, 04253, or 04254 on this traction unit, complete the following steps: Note: To install the weight rod onto your machine, refer to the installation instructions in your cutting unit Operator’s Manual. 1.
3 Installing the Handle Retainers Parts needed for this procedure: g000483 2 Handle retainer 2 Hairpin cotter Figure 6 1. Transmission coupling 4. Procedure 1. Maneuver the machine frame forward until it engages the cutting unit pivot arms Figure 7. While supporting the handle, remove the cable ties that secure the handle clamps to the side plates (Figure 8). g032418 Figure 7 1. Telescoping coupler 3. Bolt 2. Cutting-unit hex shaft 5. 6. 7.
4 Installing the Transport Wheels Optional Parts needed for this procedure: 2 Transport wheels—Transport Wheel Kit (Model No. 04123 [Optional]) Procedure 1. g017591 Use your foot to push the center of the kickstand down and pull up on the lower handle support until the kickstand has rotated forward and over center (Figure 9). Figure 10 1. Locking clip g016833 3. Rotate the wheel back and forth until it fits onto the axle and the locking clip is secured in the groove on the axle shaft. 4.
6 Installing the Production-Year Decal CE Machines Only Parts needed for this procedure: g032407 1 Production-year decal Figure 12 1. Basket hooks Procedure 3. If you use this machine in a country that complies to CE standards, apply the production-year decal near the serial plate; refer to Figure 11. Install the basket hooks over the frame loop (Figure 12). Important: If you ever drop the basket, examine the pitch-arm contact points near the lower lip of the basket for damage (Figure 13).
Product Overview 8 Breaking in the Machine No Parts Required Procedure Only 8 hours of mowing operation is required for the break-in period. The first several hours of operation are critical to future dependability of the machine. You must monitor the machine performance closely so that minor difficulties, which could lead to major problems, are noted and can be corrected.
Throttle Control The throttle control (Figure 15 and Figure 16) is located on the right, rear side of the control panel. Rotate the throttle to regulate the engine speed. g027738 Figure 16 1. Full speed g000494 Figure 17 2. Slow speed Traction and Reel-Drive Engagement Lever 1. NEUTRAL 3. Traction—FORWARD (transport) 2. Traction—NEUTRAL and reel drive—DISENGAGE 4. Traction—FORWARD and reel drive—ENGAGE To operate the reel, the lever has 2 positions: ENGAGE and DISENGAGE.
Service Brake Choke Lever The service brake (Figure 18) is located on the left front side of the handle. Pulling back the lever applies the service brake. The choke lever (Figure 19) is located on the left front of the engine. The lever has 2 positions: RUN and CHOKE. Move the lever to the CHOKE position when starting a cold engine. After the engine starts, move the lever to the RUN position. You must disengage the brake before you engage the traction drive.
Recoil-Starter Handle Pull the recoil-starter handle (Figure 21) to start the engine. g018268 Figure 21 1. Recoil-starter handle g018793 Figure 22 Kickstand 1. Lower-center handle 2. Kickstand loop The kickstand (Figure 23) is mounted to the rear of the machine. Use the kickstand when you install or remove the transport wheels or the cutting unit.
Specifications 1820 Traction Unit Width 82.5 cm (32-1/2 inches) Height 104.8 cm (41-1/4 inches) Length with basket Net Weight (with 11-blade cutting unit and grass basket installed) 46 cm (18 inches) Height of cut 1.5 to 7.5 mm (1/16 to 19/64 inch) with Micro-Cut bedknife Figure 24 1. Kickstand—STORAGE position 3. Kickstand—SERVICE position 117 kg (258 lb) Width of cut Clip frequency g018142 152.4 cm (60 inches) Adjustable (refer to your cutting unit Operator’s Manual) 2120 Traction Unit 2.
Operation containers on the ground, away from the vehicle before filling. • Remove equipment from the truck or trailer and Before Operation refuel it on the ground. If this is not possible, refuel such equipment with a portable container rather than from a fuel-dispenser nozzle. Note: Determine the left and right sides of the machine from the normal operating position. • Keep the nozzle in contact with the rim of the fuel tank or container operating at all times until fueling is complete.
Filling the Fuel Tank WARNING Fuel is harmful or fatal if swallowed. Long-term exposure to vapors can cause serious injury and illness. DANGER In certain conditions, fuel is extremely flammable and highly explosive. A fire or explosion from fuel can burn you and others and can damage property. • Fill the fuel tank outdoors, in an open area, when the engine is cold. Wipe up any fuel that spills. • Never fill the fuel tank inside an enclosed trailer. • Do not fill the fuel tank completely full.
Setting the Machine to Match Turf Conditions Use the following table to set the machine to match turf conditions.
Adjusting the Handle Height Note: The machine is shipped with the handle adjusted to the lowest position. The machine is normally operated with the handle telescoped out to its maximum height. 1. Loosen the 3 carriage bolts and nuts securing each side of the handle in the handle clamps (Figure 26). g017005 Figure 27 1. Hairpin cotter 3. Carriage bolts 2. Nut 2. Pull up on the handle slowly and evenly on each side until it is in the desired operating position. 3.
Checking the Operation of the Interlock Switches traction lever should disengage. If the traction lever does not disengage, the interlock system needs service. Correct the problem before operating the machine; refer to Servicing the Traction-Interlock Switch (page 32). Service Interval: Before each use or daily CAUTION 5. With the OPC pressed and the shift lever moved to the left, engage the traction and reel drive and release the OPC (Figure 29). The traction lever should disengage.
3. 4. 5. Note: You can use the Toro Trans Pro trailer to With the engine running, engage the service brake (not the parking-brake latch), press the OPC, and engage the traction lever (Figure 29). The engine should labor to overcome the brake but should not shut off. If the engine shuts off immediately, the interlock switch needs service. Correct the problem before operating the machine; refer to Servicing the Brake-Interlock Switch (page 32). transport the machine.
• Never run an engine in an area where exhaust • • • • • • gasses are enclosed. Never leave a running machine unattended. Before you leave the operator’s position, do the following: – Park the machine on a level surface. – Disengage the cutting unit(s). – Engage the parking brake. – Shut off the machine and remove the key (if equipped). – Wait for all movement to stop. Shut off the machine before emptying the basket.
Shutting Off the Engine Note: The service brake is still operational with the transmission disengaged from the drum. 1. Move the traction and reel drive controls to the DISENGAGED position. 2. Move the throttle control to the SLOW position. Operating Tips 3. Move the On/Off switch to the OFF position. Important: Grass clippings act as a lubricant 4. Close the fuel-shutoff valve before you store or transport the machine when mowing.
Operating the Controls after Mowing Operating the Controls while Mowing 1. 2. Start the engine, set the throttle to a reduced speed, push down on the handle to raise the cutting unit, press the operator-presence control, move the traction and reel-drive engagement lever to the FORWARD (transport) position, and transport the machine onto the collar of the green (Figure 32). Move the lever to the NEUTRAL position (Figure 32). 1.
Maintenance WARNING Failing to properly maintain the machine could result in premature failure of machine systems, causing possible harm to you or bystanders. Keep the machine well maintained and in good working order as indicated in these instructions. Note: Determine the left and right sides of the machine from the normal operating position. Important: Do not tip the machine at an angle greater than 25°.
Recommended Maintenance Schedule(s) Maintenance Service Interval Maintenance Procedure After the first 20 hours • Change the engine oil. • Clean the fuel-tank screen. Before each use or daily • Check the operation of the interlock switches. • Check the engine-oil level. Every 50 hours • Change the engine oil (more frequently in dusty or dirty conditions). • Clean the air cleaner (more often in dirty or dusty conditions).
Daily Maintenance Checklist Important: Duplicate this page for routine use. Maintenance Check Item For the week of: Mon. Tues. Wed. Thurs. Fri. 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. Check the air filter. Clean the engine cooling fins. Check for unusual engine noises. Check for unusual operating noises. Check the reel-to-bedknife adjustment. Check the height-of-cut adjustment.
Engine Maintenance Engine Safety • Do not change the governor speed or overspeed the engine. • Run the engine dry or remove the fuel with a hand pump; never siphon the fuel. If you must drain the fuel tank, do it outdoors. Servicing the Engine Oil g018270 Figure 34 Fill the crankcase with approximately 0.6 L (20 fl oz) of the proper viscosity oil before starting. The engine uses a high-quality oil that has the American Petroleum Institute (API) service classification of SE or higher.
3. Note: A foam element that is damp with oil is desirable. Push down on the handle to tip the machine and engine backward, allowing all the oil to run into the drain pan. Important: Do not tip the machine at an 4. 5. 6. 7. angle greater than 25°. Tipping the machine beyond 25° leads to oil leaking into the combustion chamber and/or fuel leaking out of the fuel-tank cap. Install the drain plug and refill the crankcase with the specified oil. Torque the drain plug to 20 to 23 N∙m (15 to 17 ft-lbs).
Servicing the Spark Plug Fuel System Maintenance Service Interval: Every 100 hours Use an NGK BR6HS spark plug or equivalent. The correct air gap is 0.6 to 0.7 mm (0.024 to 0.028 inch). 1. Cleaning the Fuel-Tank Screen Pull the molded wire off the spark plug (Figure 38). Service Interval: After the first 20 hours Every 100 hours/Monthly (whichever comes first) 1. Unscrew and remove the fuel-tank cap from the fuel tank (Figure 40). g016986 Figure 38 1. Spark-plug wire 2.
Servicing the Brake-Interlock Switch Electrical System Maintenance 1. Ensure that the engine is off. Servicing the Traction-Interlock Switch 2. Remove the control panel. 3. Engage the service-brake lever and engage the parking-brake latch. Use the following procedure if the traction-interlock switch needs adjustment or replacement. 4. Loosen and remove the interlock-switch mounting fasteners (Figure 42). 1. Ensure that the engine is off. 2. Remove the control panel. 3.
Brake Maintenance Belt Maintenance Adjusting the Service/Parking Brake Inspecting the Reel-Drive Belt If the service/parking brake slips when operated, adjust the cable as follows: Service Interval: Every 1,000 hours 1. Move the service/parking brake lever to the OFF position. 2. Remove the control panel. 3.
Engaging/Disengaging the Transmission-Belt Tensioner C. Clean any debris from inside the belt compartment and from around the compression spring (Figure 45). D. Ensure that the compression spring is applying the proper tension on the belt. E. Tighten the bearing housing mounting nut. F. Install the belt cover. The transmission belt is tensioned by a spring-loaded idler pulley.
Adjusting the Traction Control Controls System Maintenance If the traction control does not engage or if it slips during operation, an adjustment is necessary. 1. Move the traction control to the ENGAGED position. 2. Measure the distance from the pin on either end of the traction-control spring (Figure 49); if it is not within 7.3 to 7.6 cm (2-7/8 to 3 inches), adjust the clutch according to the steps below.
Adjusting the Reel Control Storage If the reel control does not properly engage, an adjustment is necessary. Storage Safety 1. Ensure that the reel control is disengaged. 2. At the control-handle bulkhead, loosen the reel-control cable until there is slack in the cable (Figure 50). • Shut off the engine, remove the key (if equipped), and wait for all movement to stop before you leave the operator’s position. Allow the machine to cool before adjusting, servicing, cleaning, or storing it.
Notes:
EEA/UK Privacy Notice Toro’s Use of Your Personal Information The Toro Company (“Toro”) respects your privacy. When you purchase our products, we may collect certain personal information about you, either directly from you or through your local Toro company or dealer.
California Proposition 65 Warning Information What is this warning? You may see a product for sale that has a warning label like the following: WARNING: Cancer and Reproductive Harm—www.p65Warnings.ca.gov. What is Prop 65? Prop 65 applies to any company operating in California, selling products in California, or manufacturing products that may be sold in or brought into California.
The Toro Warranty Two-Year or 1,500 Hours Limited Warranty Conditions and Products Covered Parts The Toro Company and its affiliate, Toro Warranty Company, pursuant to an agreement between them, jointly warrant your Toro Commercial product (“Product”) to be free from defects in materials or workmanship for 2 years or 1,500 operational hours*, whichever occurs first. This warranty is applicable to all products with the exception of Aerators (refer to separate warranty statements for these products).
