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FORM NO. 3321-443
Z – Master
48" Recycler
for
OUT FRONT Z –TRACTION UNIT
Model No. 78477– 891696 & Up
Operator's Manual
IMPORTANT: Read this manual carefully. It contains information about your
safety and the safety of others. Also become familiar with the controls and
their proper use before you operate the product.
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Table of Contents
Related Manuals for Toro 78477
Summary of Contents for Toro 78477
- Page 1 Z – Master 48” Recycler OUT FRONT Z –TRACTION UNIT Model No. 78477– 891696 & Up Operator’s Manual IMPORTANT: Read this manual carefully. It contains information about your safety and the safety of others. Also become familiar with the controls and...
- Page 2 1. Model and Serial Number Plate For your convenience, write the product model and serial numbers in the space below. Model No: Serial No. The Toro Company – 1998 Printed in USA...
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Page 3: Table Of Contents
Contents Page Page Maintenance ......Safety and Instruction Decals ....Service Interval Chart . -
Page 4: Safety And Instruction Decals
Safety Safety and Instruction 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. -
Page 5: Installation
Installation Loose Parts Note: Use the chart below to identify parts used for assembly. DESCRIPTION QTY. Castor Wheel Thrust Washer Install castor wheels to carrier frame Spacer Retaining Ring Push Arms Flat Washer 1-1/2” O.D. (38 mm) Install push arms to carrier frame Retaining Ring Spring Assembly Shoulder Bolt 3/8”–16 x 7/8”... -
Page 6: Remove Carrier Frame
Installation Remove Carrier Frame Install Castor Wheels Remove hairpin cotters and clevis pins from Place spacer and (2) thrust washers on shaft and mower hanger brackets and remove mower from slide the castor wheel into the mounting tube carrier frame (Fig. 1). (Fig. -
Page 7: Installing Push Arms
Installation Installing Push Arms Installing Mower Place push arm onto carrier frame pin as shown Position carrier frame in front of traction unit (Fig. 3). and place push arms into clevises (Fig. 5). Secure with 1-1/2” (38 mm) flat washer and Retain push arms with pivot pin assemblies, retaining ring (Fig. - Page 8 Installation Lift carrier frame into vertical position, refer to: Roll mower in front of traction unit. Tilting the Mower. Rotate PTO drive shaft so holes in universal Secure spring end plate assembly to carrier joint align with hole in gearbox shaft and slide frame with 3/8”...
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Page 9: Removing The Mower
Installation Removing the Mower Release the latch levers and push carrier frame down. Latch pins should lock. Remove 5/16–18 x 7/8” (11 mm) shoulder bolt Select hole in mower hanger bracket and 5/16” flange nut holding PTO cover down corresponding to the height-of-cut desired. Lift (Fig. - Page 10 Installation Tilt mower into raised position, refer to: Tilting Raise the carrier frame and roll the mower away the Mower. from traction unit. Remove 3/8” x 7/8” (23 mm) shoulder bolt and Lower carrier frame and remove hairpin cotters 3/8” locknut securing spring end plate assembly and pivot pin assemblies securing push arms to to carrier frame (Fig.
- Page 11 Installation Remove (2) 3/8”–16 x 1-5/8” (41.5 mm) bolts and 3/8”–16 locknuts from universal joint and slide the driveshaft off gearbox shaft (Fig. 14). Note: Save all hardware for use when installing mower. Figure 14 1. PTO Driveshaft 4. Bolt 3/8”–16 x 1-5/8” (41.5 MM) 2.
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Page 12: Operation
Operation Operating the Power Take Off To engage lift cover and move the PTO switch to the “ON” position (Fig. 16). (PTO) Disengaging the PTO The power take off (PTO) switch engages and disengages power to the electric clutch. Closing the cover moves the PTO switch to the “OFF”position (Fig. -
Page 13: Adjusting Height-Of-Cut
Operation Adjusting Height-of-Cut Adjusting Rollers The height-of-cut is adjusted from 1” to 4-1/2” The rollers are preset for heights-of-cut above 2” (25 to 115 mm) in 1/2” (13 mm) increments by (51 mm) If the height-of-cut is set to the 1” or 1–1/2” relocating four clevis pins in different hole locations. -
Page 14: Tilting The Mower
Operation Tilting the Mower Standing in front of the mower, lift up and push rearward on front to raise mower (Fig. 20). Raise mower until it contacts stops and latch pins snap The mower can be tilted up for ease of service or to into locked position. -
Page 15: Maintenance
Maintenance Service Interval Chart Each Storage Service Operation Notes Hours Hours Service Cutting Blades – check Push arm bushings – grease Castor Wheels – grease Gear box – check Mower Housing – clean Chipped Surfaces – paint For ease of maintenance and service the mower can Before Inspecting or Servicing the be tilted up, refer to: Tilting the Mower, in the Blades... - Page 16 Maintenance Inspecting the Blades Checking for Bent Blades Inspect the cutting edges (Fig 22). If the edges Rotate the blades until the ends face forward and are not sharp or have nicks, remove and sharpen backward (Fig. 23). Measure from a level the blades.
- Page 17 Install the blade bolts and locknuts (Fig. 26). performance and continued safety conformance of the Torque blade bolts to 120 in-lb (13.5 N m). machine, use genuine TORO replacement blades. Replacement blades made by other manufacturers Torque the retainer bolt to 85–110 ft-lb may result in non-conformance with safety standards.
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Page 18: Correcting Cutting Unit Mismatch
Maintenance Sharpening the Blades Correcting Cutting Unit Mismatch Use a file to sharpen the cutting edge at both ends of the blade (Fig. 27). Maintain the original angle. The blade retains its balance if the same If one cutter blade cuts lower than the other, correct amount of material is removed from both cutting as follows: edges. -
Page 19: Setting The Front-To-Rear Pitch
Maintenance Setting the Front-to-Rear Pitch Setting the Side-to-Side Leveling Check the tire pressure. Check the tire pressure. Position the blades front-to-rear (Fig. 29). Position the blades side-to-side (Fig.31 ). Measure at “C” and “D” locations (Fig. 29) from Measure at “A” and “B” locations (Fig. 31) from a level surface to the cutting edge of the blades a level surface to the cutting edge of blades (Fig. -
Page 20: Greasing And Lubrication
Maintenance Greasing and Lubrication Remove plug on the side of the gearbox and check the level of lubrication in the gearbox. If level is low, add SAE EP-80\90 wt. gear oil until The cutting unit must be lubricated regularly. Refer to level is up to side plug in gearbox. -
Page 21: Replacing The Castor Wheel Fork Bushings
Maintenance Replacing the Castor Wheel Insert a pin punch into the mounting tube and carefully drive out the bushings (Fig. 37). Clean Fork Bushings the inside of the mounting tube. Grease the inside and outside of the new The castor wheel forks are mounted in bushings bushings. -
Page 22: Servicing The Castor Wheels And Bearings
Maintenance Servicing the Castor Wheels To assemble, place one (1) bushing into the wheel hub. Grease the roller bearing and spanner and Bearings bushing and slide them into the wheel hub. Place the second bushing into the wheel hub (Fig. 38). The castor wheels rotate on a roller bearing supported Install the castor wheel into the castor fork and by a spanner bushing. -
Page 23: Replacing Push Arm Bushings
Maintenance Replacing Push Arm Bushings Insert a pin punch into the push arm and carefully drive out the bushings (Fig. 40). Clean the inside of the push arm. The push arms have pressed in bushings on the end mounted to the traction unit. To check the bushings, Use a hammer and flat plate to carefully drive move the push arms side-to-side and examine for new bushings into the end of push arm (Fig. -
Page 24: Storage
Maintenance Storage Clean any dirt and chaff from the top of the mower. Scrape any heavy buildup of grass and dirt from the underside of the mower, then wash the mower with a garden hose. Check the condition of the blades. Refer to Cutting Blades on page 13. -
Page 25: Troubleshooting
Troubleshooting PROBLEM POSSIBLE CAUSES CORRECTIVE ACTION Abnormal vibration. Cutting blade(s) is/are bent or Install new cutting blade(s). unbalanced. Blade mounting bolt is loose. Tighten blade mounting bolt. Drive shaft bolts are loose. Tighten drive shaft bolts. Loose gearbox assembly. Tighten the appropriate hardware.