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Table of Contents
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Summary of Contents for Toro 30403
- Page 1 Form No. 3383-247 Rev A Base 62in and 72in Mower Groundsmaster ® 3320/3280-D Traction Unit Model No. 30403—Serial No. 314000001 and Up Model No. 30404—Serial No. 314000001 and Up *3383-247* A Register at www.Toro.com. Original Instructions (EN)
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Page 2: Introduction
You are responsible for operating the product properly and safely. You may contact Toro directly at www.Toro.com for product and accessory information, help finding a dealer, or to register your product. -
Page 3: Table Of Contents
ISO standard 5395:1990, and ANSI B71.4-2004 specifications Safe Operating Practices........... 3 in effect at the time of production, when equipped with Toro Mower Safety ..........5 proper ballast. Refer to the traction unit operators manual Safety and Instructional Decals ......... 6 for the ballast requirements. -
Page 4: Maintenance And Storage
Safe Handling of Fuels • Keep hands and feet away from the cutting units. • To avoid personal injury or property damage, use • Look behind and down before backing up to be sure of extreme care in handling gasoline. Gasoline is extremely a clear path. -
Page 5: Toro Mower Safety
The following list contains safety information specific to Toro units to the ground. products or other safety information that you must know that is not included in the CEN, ISO, or ANSI standards. -
Page 6: Safety And Instructional Decals
Safety and Instructional Decals Safety decals and instructions are easily visible to the operator and are located near any area of potential danger. Replace any decal that is damaged or lost. 117–4979 1. Entanglement hazard, belt—stay away from moving parts, keep all guards and shields in place. - Page 7 108-1986 1. Height of cut 115-4505 1. Warning—read the Operator's Manual. 2. Tipping hazard—lower the cutting unit when driving down slopes. For 2 wheel drive units, add a 16 kg (35 lb) rear weight to GM 3280D units and a 32 kg (70 lb) rear weight to GM 3320 units.
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Page 8: Setup
Setup Loose Parts Use the chart below to verify that all parts have been shipped. Procedure Description Qty. Completion kit (sold separately) Install a completion kit. Castor wheel assembly Install the castor wheel assemblies. Lift arm, right Lift arm, left Install the lift arms. -
Page 9: Installing The Lift Arms
Installing the Castor Wheel Installing the Lift Arms Assemblies Parts needed for this procedure: Parts needed for this procedure: Lift arm, right Lift arm, left Castor wheel assembly Pivot pin assembly Cotter pin Procedure The thrust washers, spacers, and tensioning caps have been Procedure installed on the castor wheel spindles for shipping. -
Page 10: Installing The Cutting Units On The Lift Arms
Installing the Cutting Units on the Lift Arms Parts needed for this procedure: Thrust washer Clevis pin Hairpin cotter Height-of-cut collar Clevis pin Hairpin cotter Bolt (1/2 x 3/4 inch) Washer Procedure 1. Move the cutting unit into position in front of the traction unit. -
Page 11: Connecting The Pto Shaft To The Cutting Unit Gear Box
A selection of Toro approved attachments and accessories is available for use with the machine to enhance and expand its capabilities. Contact your Authorized Service Dealer or Distributor or go to www.Toro.com for a list of all approved attachments and accessories. Figure 5 1. -
Page 12: Operation
Operation engine and remove the key after the cutting unit is raised. Note: Determine the left and right sides of the machine 2. Position the castor wheel axles in the same holes in from the normal operating position. both castor forks. Refer to Figure 7 & Figure 8 to determine the correct holes for the setting. -
Page 13: Adjusting The Cutting Unit Pitch
Cutting unit pitch is the difference in height-of-cut from the 5. Remove the hair pin and clevis pin securing the height front of the blade plane to the back of the blade plane. Toro of cut collar to the height of cut rod on the rear of the recommends a blade pitch of 6 mm (1/4 inch). -
Page 14: Adjusting The Rollers
4. Check for bent blades; refer to Checking for a Bent Blade. 5. Cut grass in a test area to determine if all cutting units are cutting at the same height. 6. If cutting unit adjustments are still needed, find a flat surface using a 2 m (6 foot) or longer straight edge. - Page 15 dense grass, you may have to raise the height-of-cut to the next setting. Mow at Proper Intervals Under most normal conditions you will need to mow approximately every 4–5 days. But remember, grass grows at different rates at different times. This means that in order to maintain the same height-of-cut, which is a good practice, you will need to cut more frequently in early spring;...
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Page 16: Maintenance
Maintenance Recommended Maintenance Schedule(s) Maintenance Service Maintenance Procedure Interval • Tighten the castor wheel nuts After the first 2 hours • Tighten the castor wheel nuts After the first 10 hours • Torque the blade bolts • Check the blades Before each use or daily •... -
Page 17: Separating The Cutting Unit From The Traction Unit
Figure 16 • Idler arm shaft bearings (Figure 16) • Lift arm pivots, front (2) (Figure 17) Figure 19 1. Dipstick/fill plug Separating the Cutting Unit from the Traction Unit 1. Position the machine on level surface, lower the cutting unit to the floor, move the lift lever to the Float position, shut the engine off, and engage the parking brake. -
Page 18: Mounting The Cutting Unit To The Traction Unit
holes in the castor arm bracket and the height of cut rod can be inserted into the lift arm pads (Figure 23). Figure 21 1. Lift arm 3. Hairpin cotter 2. Clevis pin 4. Castor arm bracket 5. Roll the cutting unit away from the traction unit, separating the male and female sections of the PTO shaft (Figure 22). -
Page 19: Servicing The Bushings In The Castor Arms
Servicing the Bushings in the Castor Arms The castor arms have bushings pressed into the top and bottom of the tube and after many hours of operation, the bushings will wear. To check the bushings, move the castor fork back and forth and from side to side. If the castor spindle is loose inside the bushings, the bushings are worn and must be replaced. -
Page 20: Removing And Installing The Blade(S)
Always use genuine injury or death. Toro replacement blades to ensure safety and optimum • Inspect the blade periodically for wear or performance. Never use blades made by other manufacturers because they could be dangerous. -
Page 21: Checking And Correcting Mismatch Of Blades
• Replace a worn or damaged blade with a cutting unit. new Toro blade to ensure continued safety 6. Remove the bolts, flat washers, lock washers, and nuts certification of the product. - Page 22 Figure 31 1. Gearbox 3. Remove the old belt from around the spindle pulleys and idler pulley. 4. Route the new belt around the spindle pulleys and idler pulley assembly as shown in Figure 32. Figure 32 1. Belt routing 5.
- Page 23 The method of transmission shall be electronic transmittal. This machinery shall not be put into service until incorporated into approved Toro models as indicated on the associated Declaration of Conformity and in accordance with all instructions, whereby it can be declared in conformity with all relevant Directives.
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Page 24: The Toro Total Coverage Guarantee
Countries Other than the United States or Canada Customers who have purchased Toro products exported from the United States or Canada should contact their Toro Distributor (Dealer) to obtain guarantee policies for your country, province, or state. If for any reason you are dissatisfied with your Distributor's service or have difficulty obtaining guarantee information, contact the Toro importer.