Page 1
Form No. 3393-577 Rev A Blower Kit 60 in Side Discharge Mowers for Groundsmaster ® 3320/3280-D Traction Unit Model No. 30357—Serial No. 315000001 and Up *3393-577* A Register at www.Toro.com. Original Instructions (EN)
You are responsible for operating the Blower Removal .............15 product properly and safely. Replacing the Grass Deflector ........15 You may contact Toro directly at www.Toro.com for product Maintenance ..............16 safety and operation training materials, accessory information, General Maintenance ..........16 help finding a dealer, or to register your product.
Safety • Before starting the engine: – Engage parking brake. This machine has been designed in accordance with ANSI – Make sure traction pedal is in neutral and PTO is in B71.4-2012. disengage position. Hazard control and accident prevention are dependent –...
PTO and shut engine off before optimum performance and continued safety certification removing the obstruction. of the machine, use genuine TORO replacement parts and accessories. Replacement parts and accessories made • To stop machine, remove foot from traction pedal and by other manufacturers may result in non-conformance use brakes.
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. 106-6753 1. Thrown object hazard—keep bystanders a safe distance from the machine.
Setup Loose Parts Use the chart below to verify that all parts have been shipped. Procedure Description Qty. – No parts required Remove the grass deflector Separate the cutting unit from the – No parts required traction unit Discharge shelf Carriage bolt, 3/8 x 1 in Flange nut, 3/8 in Front baffle...
3. Remove the hair pin cotters and clevis pins securing the lift arms to the castor arm brackets (Figure 4. Roll the cutting unit away from the traction unit, separating the male and female sections of the PTO Removing the Grass Deflector shaft.
Mounting the Blower Parts needed for this procedure: Discharge shelf Carriage bolt, 3/8 x 1 in Flange nut, 3/8 in Front baffle Capscrew, 3/8 x 1 in Carriage bolt, 3/8 x 1 in Figure 4 Washer 1. Right Castor arm Flange nut, 3/8 in Rear baffle 3.
Page 9
6. Using the dimensions shown in Figure 6, locate, mark and drill a 1.03 cm (.406 inch) diameter hole in the right front corner of the cutting unit. Figure 7 1. Discharge shelf 3. Front baffle Figure 6 2. Rear baffle 4.
Page 10
Figure 9 1. Idler pulley 2. Drive pulley nut 11. Remove the nut securing the right spindle pulley to the spindle (Figure 9). Remove the pulley and the washer. 12. Remove the V-ring seal from the bottom of the pulley and install it into the bottom of the new double sheave Figure 11 drive pulley.
Page 11
17. Mount a spring clip (Figure 13) into each of the new and 5/16 lock nuts. Position the bracket as shown in holes in the center deck cover with a #8 x 1/2 inch pan Figure 15. The bolt heads are to be positioned inside head screw and a #8 nut.
25. Install the drive belt onto the lower jack shaft pulley (Figure 16). 26. Adjust the belt tension as follows: Drive belt • Loosen the bolt and nut securing the jack shaft assembly to the adjustment bracket (Figure 17). • Using a 1/2 inch ratchet, torque wrench or similar tool, rotate the jack shaft assembly until the desired belt tension is attained.
7. Push down on the rear of the cutting unit and insert the height of cut rods through the lift arm pads. 8. Install the height of cut collars onto the height of cut rods and secure with the clevis pins and hair pin Mount the Chute Assembly cotters (Figure...
Operation CAUTION When grass collector is removed, never operate Think Safety First without deflector in place. Carefully read all safety instructions and symbols in the For best performance, regulate traction pedal to keep safety section. Knowing this information could help you or engine rpm high and somewhat constant.
Blower Removal 1. Shut the engine off and wait for all moving parts to stop. 2. Release the latches and remove belt cover. 3. Loosen the bolt and nut securing the jack shaft assembly to the adjusting bracket. Remove the drive belt from the lower jack shaft pulley.
Maintenance General Maintenance • Check blower gearbox impeller for tightness every 50 hours. Torque impeller shaft bolt to 27 to 29 N-m (240 to 260 in.-lbs). • Clean grass clippings from hood, chute, blower and cutting unit after each use. Wash underside of cutting unit daily with hose.
Page 20
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.