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Toro 78280, Руководство оператора

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Maintenance

20

Greasing and Lubrication

Service Interval/Specification

Grease the mower after every 50 operating hours or
once a year, whichever occurs first. Grease more
frequently when operating conditions are extremely
dusty or sandy.

Grease Type: General-purpose grease.

How to Grease

1.

Disengage the power take off (PTO), set the
parking brake, and turn the ignition key to
“OFF” to stop the engine. Remove the key

2.

Clean the grease fittings with a rag. Make sure to
scrape any paint off the end of the fitting(s).

3.

Connect a grease gun to the fitting. Pump grease
into the fittings.

4.

Wipe up any excess grease.

Where to Add Grease

1.

Lubricate the blade spindles, idler pulley arm
and gage wheel bearings (Fig. 27).

M–2429

Figure 27

Blade Drive Belt

Removing the Blade Drive Belt

1.

Remove the mower; refer to Removing the
Mower, page 11.

2.

Remove pulley cover mounting screws and
pulley covers from both blade pulleys.

3.

Loosen idler spring and remove the belt from the
pulleys (Fig. 29).

Installing the Blade Drive Belt

1.

Install the new belt around the blade pulleys and
the idler pulley (Fig. 28).

m–2415

Figure 28

Содержание 78280

Страница 1: ...ins information about your safety and the safety of others Also become familiar with the controls and their proper use before you operate the product FORM NO 3319 567 Wheel Horse 52 Mowers for Lawn Garden Tractors Model No 78280 8900001 Up Model No 78285 8900001 Up ...

Страница 2: ...No Serial No The warning system in this manual identifies potential hazards and has special safety messages that help you and others avoid personal injury even death DANGER WARNING and CAUTION are signal words used to identify the level of hazard However regardless of the hazard be extremely careful DANGER signals an extreme hazard that will cause serious injury or death if the recommended precaut...

Страница 3: ...the Mower 11 Removing RecyclingR Baffle 12 Installing RecyclingR Baffle 12 Operation 13 Side Discharge 13 Page Operating the Power Take Off PTO 13 Attachment Lift Lever 14 Attachment Power Lift 14 Adjusting Dial A Height 15 Adjusting Anti Scalp Wheels 15 Tips for Mowing Grass 16 Maintenance 17 Service Interval Chart 17 Cutting Blade 18 Greasing and Lubrication 20 Blade Drive Belt 20 Power Take Off...

Страница 4: ...located near any area of potential danger Replace any decal that is damaged or lost ON GRASS DEFLECTOR Part No 93 1122 ON MOWER REAR CENTER Part No 94 4937 ON MOWER LEFT AND DISCHARGE CHUTE Part No 92 7108 NEXT TO GAGE WHEELS Part No 93 7282 ON MOWER LEFT SIDE Part No 94 2543 UNDER GRASS DEFLECTOR Part No 92 7109 ...

Страница 5: ... 26 mm 1 2 2 Install rear link Adjustable links Washer 3 8 10 mm Cotter pin 1 26 mm 2 2 2 Install front mount to mower Grass deflector Spring Bolt 3 8 24 x 3 1 2 89 mm Locknut 3 8 24 1 2 2 2 Install grass deflector Up stop 1 Install mower up stop Hairpin cotter 3 3 8 85 mm Washer 3 4 19 mm Link pin Hairpin cotter2 9 16 65 mm Washer 1 2 13 mm 2 2 1 3 3 Install mower to tractor Operator s Manual War...

Страница 6: ... Shoulder bolt 5 Lock nut 3 8 with patch 3 Install rear link between mower bracket and carrier lift arm Fig 2 4 Secure with 1 2 washers and 1 26 mm cotter pins Fig 2 2 m 3388 4 1 3 3 4 Figure 2 1 Rear link 2 Carrier lift arm 3 Washer 1 2 4 Cotter pin 1 26 mm 5 Rotate adjustable links so bolt heads are up and place between brackets as shown on front of the mower Fig 3 6 Secure to brackets with 1 2 ...

Страница 7: ...4 1 Bracket 2 Spring hook end 3 space for spring 4 Grass deflector 5 Bolt 3 8 3 1 2 89 mm 6 Lock nut 3 8 POTENTIAL HAZARD Without the grass deflector discharge cover or complete grass catcher assembly mounted in place you and others are exposed to blade contact and thrown debris WHAT CAN HAPPEN Contact with rotating mower blade s and thrown debris will cause injury or death HOW TO AVOID THE HAZARD...

Страница 8: ...nt lift arm Fig 6 6 Hold front lift arm up until stop contacts frame Fig 6 7 Push back hard on lift rod to raise linkage and check location of lift rod compared to mounting hole location 8 Adjust length of lift rod by turning in out of trunnion so end just slides into mounting hole in front lift arm Fig 6 9 Slide lift rod into hole and secure with previously removed washer and E ring Fig 6 10 Chec...

Страница 9: ...t arms with 3 4 washers and large hairpin cotters Fig 8 7 Install front adjustable links to front lift arms with 1 2 washer and small hairpin cotter Fig 8 8 Attach rear link to attachment lift with link pin 1 2 washer and small hairpin cotter Fig 8 1 7 2 3 4 m 2373 5 6 6 5 Figure 8 1 Lift arm 2 Washer 3 4 3 Hair pin cotter large 4 Attachment lift 5 Washer 1 2 6 Hair pin cotter small 7 Link pin 9 P...

Страница 10: ... contact the footrest or up stop contacts the top of mower in the raised position adjustment is required 1 Adjust by turning transport height nut Fig 10 on lift mechanism clockwise to raise or counterclockwise to lower mower 2 Adjust nut until there is 1 4 6 mm clearance between rear brackets and footrest and up stop and mower 1223 1 Figure 10 1 Nut ...

Страница 11: ...de Fig 11 Measure between the outside cutting edges and the flat surface Fig 11 If both measurements are not within 3 16 5 mm an adjustment is required refer to steps 4 and 6 Front 1 2 3 3 2 Figure 11 1 Blades side to side 2 Outside cutting edges 3 Measure here 4 Loosen adjustment bolt on one side and rotate hanger bracket to raise or lower mower Fig 12 5 After adjusting tighten bolt and check sid...

Страница 12: ...wer attachment lift 4 Carefully rotate blades so they are facing front and rear Fig 13 5 Measure between the tip of the front blade Fig 13 and the tip of the rear blade to the flat surface If the front blade tip is not 0 3 8 0 9 5 mm lower than the rear blade tip adjust front adjustment links Front 1078 1 2 3 4 4 Figure 13 1 Blade front to rear 2 Measure front blade tip 3 Measure rear blade tip 4 ...

Страница 13: ... and link pin from rear link and remove from attachment lift Fig 15 5 Remove hairpin cotter and washer from front adjustable link s and remove from front lift arm Fig 15 6 Remove hairpin cotters and washers from rear lift arms Fig 15 7 Slide deck right off rear lift arms Fig 15 1 1 6 7 4 m 2373 2 3 3 2 Figure 15 1 Link pin 2 Washer 1 2 3 Hair pin cotter small 4 Attachment lift 5 Lift arm 6 Washer ...

Страница 14: ...o thrown debris WHAT CAN HAPPEN Debris thrown out of holes in the mower can cause injury HOW TO AVOID THE HAZARD Never operate mower without hardware mounted in all holes in mower Install hardware in mounting holes when recycle baffle is removed Installing Recycling Baffle Model 78285 only 1 Thoroughly clean the mower 2 Remove lock nuts from top and discharge side and center flange of mower Fig 17...

Страница 15: ... key to OFF Also remove the key and pull the wire off the spark plug s 1 The mower has a hinged grass deflector that disperses clippings to the side and down toward the turf Operating the Power Take Off PTO The power take off PTO engages and disengages power to the electric clutch While the ignition key is in the RUN or LIGHTS positions and the power take off PTO is engaged ON the PTO light in the...

Страница 16: ... lift lever forward to lower attachment 1205 3 2 4 5 6 1 Figure 19 1 Lift lever 2 Button 3 Dial A Height 4 Indicator 5 High 6 Mounting position Attachment Power Lift The attachment power lift optional on some models Fig 20 is used to raise and lower attachments Raising Attachments 1 Turn key to the ON or RUN position Fig 20 2 Push the lift switch in the UP direction to raise the attachment lift Fi...

Страница 17: ...Dial A Height indicator Fig 19 will show the change high to low in attachment lift height as adjustment is made Adjusting Anti Scalp Wheels The anti scalp wheels must be adjusted in the proper hole location for each height of cut position 1 After adjusting height of cut raise the attachment lift lever Refer to Raising Attachments 2 Remove hairpin cotter and pin to change hole location Fig 21 3 Sel...

Страница 18: ...id summer mow less frequently If you cannot mow for an extended period first mow at a high cutting height then mow again 2 days later at a lower height setting Ground Speed To improve cut quality use slower ground speed Avoid Cutting Too Low If the cutting width of the mower is wider than the mower you previously used raise the cutting height to ensure uneven turf is not cut too short Long Grass I...

Страница 19: ...X X Chipped Surfaces paint X 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 HOW TO AVOID THE HAZARD Remove the key from the ignition switch and pull the wire off the spark plug before you do any maintenance Also push the wire aside so it does not accidentall...

Страница 20: ...the Mower page 11 2 Inspect the cutting edges Fig 22 If the edges are not sharp or have nicks remove the blade s and sharpen them refer to Sharpening the Blade s page 19 3 Inspect the blade s especially the curved area Fig 22 If you notice any damage wear or a slot forming in this area Fig 22 immediately install a new blade 151 1 2 3 Figure 22 1 Cutting edge 2 Curved area 3 Wear slot forming Remov...

Страница 21: ...g 25 If the blade stays in a horizontal position the blade is balanced and can be used If the blade is not balanced file some metal off the back side of the blade Repeat this procedure until the blade is balanced 1 2 Figure 25 1 Blade 2 Balancer Installing the Blade s 1 Install the blade blade stiffener and bolt Fig 26 IMPORTANT The curved part of the blade must be pointing toward the inside of th...

Страница 22: ...ag Make sure to scrape any paint off the end of the fitting s 3 Connect a grease gun to the fitting Pump grease into the fittings 4 Wipe up any excess grease Where to Add Grease 1 Lubricate the blade spindles idler pulley arm and gage wheel bearings Fig 27 M 2429 Figure 27 Blade Drive Belt Removing the Blade Drive Belt 1 Remove the mower refer to Removing the Mower page 11 2 Remove pulley cover mo...

Страница 23: ...moving PTO Belt 1 Remove the mower refer to Removing the Mower page 11 2 Remove left pulley cover mounting screws and pulley cover Remove PTO belt Fig 30 Installing the PTO Belt 1 Install the new belt around the blade pulley and the idler pulleys 2 Install left pulley cover with previously removed mounting screws Fig 30 3 Install the mower refer to Installing the Mower page 7 4 Adjust belt guide s...

Страница 24: ... 4 Grease the mower deck refer to Greasing and Lubrication page 20 5 Check and tighten all bolts nuts and screws Repair or replace any part that is damaged or defective 6 Paint all scratched or bare metal surfaces Paint is available from your Authorized Service Dealer 7 Store the machine in a clean dry garage or storage area Remove the key from the ignition switch and keep it in a memorable place ...

Страница 25: ...pulley 5 Engine pulley is damaged 5 Contact Authorized Service Dealer Blade s does not rotate 1 Blade drive belt is worn loose or broken 1 Install new blade drive belt 2 Blade drive belt is off pulley 2 Install blade drive belt and check idler pulley and belt guides for correct position 3 PTO belt is worn loose or broken 3 Install new PTO belt Uneven cutting height 1 Tire pressure is incorrect 1 S...

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