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Summary of Contents for Toro 78452
- Page 1 Form No. 3323-500 Wheel Horse 52” Side Discharge Mower 5xi Tractors Model No. 78452—200000001 & Up Operator’s Manual International English (GB)
- 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 Co. – 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. ON DISCHARGE CHUTE ON MOWER LEFT SIDE (Part No. 93–7316) AND DISCHARGE CHUTE (Part No. -
Page 5: Installation
Installation Loose Parts Note: Use the chart below to identify parts used for assembly. DESCRIPTION QTY. Discharge chute Spring Install discharge chute Bolt 3/8–24 x 3–1/2” Lock nut 3/8” PTO drive belt Install PTO drive belt Pulley box Install pulley box Operator’s Manual Read before operating Mower Preparation... -
Page 6: Installing The Mower
Installation Installing the Mower POTENTIAL HAZARD Initial Preparation Without the discharge chute or complete grass catcher assembly mounted in place, The mower is most easily installed when done on a you and others are exposed to blade contact level concrete surface. Rougher dirt or lawn surfaces and thrown debris. - Page 7 Installation m–3468 m–3463 Figure 4 Figure 5 1. Attach–A–Matic latches 6. Belt tension indicators 1. Slots in the side mounting 3. Front–to–rear adjustment (one on each side) 2. Pulley box brackets (2) 7. Attach–A–Matic buttons 3. Idler pulley 2. Belt guide (one on each side) 4.
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Page 8: Attach The Pto Drive Belt
Installation After the two J–pins are seated through the 10. Set the parking brake, lower the attachment lift, mower’s mounting brackets, using the and turn the ignition key to “STOP” to stop the attachment lift and your hand on the right front engine. - Page 9 Installation Release the belt tension release arm on the pulley box housing and swing it out toward you (Fig. 13). Remove the tractor’s front grill by raising the hood and unscrewing the two screws and washers securing it in place (Fig. 10). Close the hood and remove the grill by pulling it out toward you.
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Page 10: Adjusting The Mower
Installation B. Check the tension indicators on each side of the pulley box. C. If the tension indicators are not in the same position on both the left and right sides, release the belt tension, turn the adjustment knob and repeat steps A and B until the indicators move to the same position (Fig. - Page 11 Installation Front m–3523 m–3474 Figure 15 1. Height-of-cut lever 3. High 2. Quadrant 4. Low Figure 16 Checking Mower Level 1. Blade oriented front to rear 4. Measure here (side to side) 2. Measure front blade tip For optimum efficiency, the level of the mower 3.
- Page 12 Installation Equalize side–to–side cut by adjusting the two carriage bolts (Fig. 18) on the mower. Check height of blade at outside blade tips as shown (Fig. 16). m–3518 Figure 19 m–3459 Figure 18 Right Side of Tractor Shown 1. Side–to–side adjustment 1.
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Page 13: Removing The Mower
Installation Repeat steps 4–7 until the slope of the blade is approximately 1/4” (7 mm) lower in the front than it is in the rear. POTENTIAL HAZARD The “scissor” formed by the mower mounting brackets and the attachment lift Removing the Mower arm is dangerous. - Page 14 Installation Press the button of the mid Attach–A–Matic and twist the lever clockwise to release the mower (Fig. 22). m–3458 Figure 20 1. Belt tension release arm 3. Belt tension released 2. Belt tension adjustment knob m–3457 Figure 22 Remove the belt from around the PTO pulley 1.
- Page 15 Installation 11. If you wish to remove the pulley box, push the latch release buttons on the front Attach–A–Matic (Fig. 24) and raise the latch levers to open the latches holding the pulley box. Remove the pulley box. m–3458 Figure 24 1.
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Page 16: Operation
Operation Side Discharge While the ignition key is in RUN or LIGHTS position and the power take off (PTO) is engaged, the PTO indicator light will be on. When this light is ON, The mower has a hinged discharge chute that it is a reminder: the implement is being powered and disperses clippings to the side and down toward the the starter will not crank while the PTO is engaged. -
Page 17: Attachment Lift Lever
Operation Attachment Lift Lever The attachment lift lever (Fig. 26 & 27) is used to raise and lower various attachments. Raising Attachments Start the tractor. Pull the attachment lift lever upward until the latch locks. In this position, the lift will hold the attachment in the up, or raised position. -
Page 18: Adjusting The Two Front Wheels
Operation Adjusting the Two Front Check for Debris Wheels Each time you use the mower, be sure to check for debris build up on and inside the rear transaxle cover The two front adjustable wheels must be adjusted in (Fig. 29). Remove any build up. the proper hole location for each time you change deck height-of-cut position. -
Page 19: Ground Speed
Operation Cut 1/3 of the Grass Blade Long Grass It is best to cut only about 1/3 of the grass blade. If the grass is ever allowed to grow slightly longer Cutting more than that is not recommended, unless than normal, or if it contains a high degree of grass is sparse or it is late fall when grass grows more moisture, raise the cutting height higher than usual slowly. -
Page 20: Maintenance
Maintenance Service Interval Chart Each Storage Spring Service Operation Hours Hours Hours Service Service Cutter Blade—check Mower Spindles—grease Belts—check for wear/cracks Mower Housing—clean Belt Tension—check initial Chipped Surfaces—paint POTENTIAL HAZARD If you leave the key in the ignition switch, someone could start the engine. WHAT CAN HAPPEN Accidental starting of the engine could seriously injure you or other bystanders. -
Page 21: Cutting Blade
Maintenance Cutting Blade To assure a superior quality of cut, keep the blade(s) sharp. For convenient sharpening and replacement, you may want to have an extra blade(s). POTENTIAL HAZARD A blade that is worn or damaged could Figure 30 break apart and pieces could be thrown at 1. -
Page 22: Greasing And Lubrication
Maintenance Sharpening the Blade(s) Tighten the blade bolt to 80-100 ft–lb (109-136 Nm). Use a file to sharpen the cutting edge at both ends of the blade (Fig. 32). Maintain the original angle. The blade retains its balance if the same amount of material is removed from both cutting edges. -
Page 23: Checking Pto Drive Belt Tension
Maintenance Where to Add Grease Lubricate the blade spindles (Fig. 35). m–3458 Figure 36 1. Belt tension release arm 4. Seating position for tension arm 2. Belt tension indicator (2) 5. Belt tension released 3. Belt tension adjustment knob m–3468 Figure 35 Extending PTO Drive Belt Life Checking PTO Drive Belt... -
Page 24: Blade Drive Belt
Maintenance Blade Drive Belt Storage Removing the Blade Drive Belt Clean dirt and chaff from the top of the mower. Scrape heavy buildup of grass and dirt from the Remove the mower; refer to Removing the underside of the mower. Then wash the mower Mower, page 11. -
Page 25: Washing The Underside Of The Mower
Maintenance Washing the Underside of the Run the mower again for one to three minutes to remove excess water. Mower After each use, wash the underside of the mower to prevent grass build-up for improved mulch action and clipping dispersal. Park the tractor on a hard level surface. -
Page 26: Troubleshooting
Troubleshooting PROBLEM POSSIBLE CAUSES CORRECTIVE ACTION Abnormal vibration. Cutting blade(s) is bent or Install new cutting blade(s). unbalanced. Blade mounting bolt is loose. Tighten blade mounting bolt. Engine mounting bolts are Tighten engine mounting loose. bolts. Loose engine pulley, idler Tighten the appropriate pulley, or blade pulley. - Page 27 Troubleshooting PROBLEM POSSIBLE CAUSES CORRECTIVE ACTION PTO (cutter deck) belt comes off PTO is being engaged when Engage PTO only in shorter of pulleys,slips or fails. (continued) cutter deck is in tall uncut or previously cut grass. grass or weeds. Cutter deck is overloaded Reduce ground speed when because mulching or bagging...