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Troubleshooting

Problem

Possible Cause

Corrective Action

1. The fuel tank is empty or the fuel

system contains stale fuel.

1. Drain and/or fill the fuel tank with

fresh gasoline. If the problem persists,
contact an Authorized Service Dealer.

2. The throttle lever is not in the Choke

position.

2. Move the throttle lever to the Choke

position.

3. The wire is not connected to the spark

plug.

3. Connect the wire to the spark plug.

Engine does not start

4. The spark plug is pitted, fouled, or the

gap is incorrect.

4. Check the spark plug and adjust the

gap if necessary. Replace the spark
plug if it is pitted, fouled, or cracked.

1. The fuel tank contains stale fuel.

1. Drain and fill the fuel tank with fresh

gasoline.

2. The fuel cap vent hole is plugged.

2. Clean the fuel cap vent hole or replace

the fuel cap.

3. The air filter element is dirty and is

restricting the air flow.

3. Clean the air filter pre-cleaner and/or

replace the paper air filter.

4. The underside of the mower housing

contains clippings and debris.

4. Clean under the mower housing.

5. The spark plug is pitted, fouled, or the

gap is incorrect.

5. Check the spark plug and adjust the

gap if necessary. Replace the spark
plug if it is pitted, fouled, or cracked.

Engine starts hard or loses power

6. The engine oil level is low or the oil is

dirty.

6. Check the engine oil. Change the oil if

it is dirty or add oil if it is low

1. The wire is not connected to the spark

plug.

1. Connect the wire to the spark plug.

2. The spark plug is pitted, fouled, or the

gap is incorrect.

2. Check the spark plug and adjust the

gap if necessary. Replace the spark
plug if it is pitted, fouled, or cracked.

3. The throttle lever is not in the Fast

position.

3. Move the throttle lever to the Fast

position.

Engine runs rough

4. The air filter element is dirty and is

restricting the air flow.

4. Clean the air filter pre-cleaner and/or

replace the paper air filter.

1. The blade is bent or is out of balance.

1. Balance the blade. If the blade is bent,

replace it.

2. The blade mounting nuts are loose.

2. Tighten the blade mounting nuts.

3. The underside of the mower housing

contains clippings and debris.

3. Clean under the mower housing.

Lawn mower or engine vibrates
excessively

4. The engine mounting bolts are loose.

4. Tighten the engine mounting bolts.

1. All 4 wheels are not at the same height.

1. Place all 4 wheels at the same height.

2. The blade is dull.

2. Sharpen and balance the blade.

3. You are mowing in the same pattern

repeatedly.

3. Change the mowing pattern.

Uneven cutting pattern

4. The underside of the mower housing

contains clippings and debris.

4. Clean under the mower housing.

1. The throttle lever is not in the Fast

position.

1. Move the throttle lever to the Fast

position.

2. The cutting height is too low.

2. Raise the cutting height.

3. You are mowing too fast.

3. Slow down.

4. The grass is wet.

4. Allow the grass to dry before mowing.

Discharge chute plugs

5. The underside of the lawn mower deck

contains clippings and debris.

5. Clean the underside of the lawn mower

deck.

25

Summary of Contents for 22270

Page 1: ...perator s Manual Form No 3358 192 Rev B 21in Commercial Lawn Mower Model No 22270 Serial No 270000001 and Up Model No 22271 Serial No 270000001 and Up Register at www Toro com Original Instructions EN...

Page 2: ...nformation help finding a dealer or to register your product Whenever you need service genuine Toro parts or additional information contact an Authorized Service Dealer or Toro Customer Service and ha...

Page 3: ...death To reduce this potential comply with the following safety instructions The following instructions have been adapted from the ANSI OPEI standard B71 1 2003 This cutting machine is capable of ampu...

Page 4: ...and turn mower off if a child enters the area Never allow children to operate the machine Use extra care when approaching blind corners shrubs trees or other objects that may block your view of a chil...

Page 5: ...ion when servicing them Do not change the engine governor setting or overspeed the engine Maintain or replace safety and instruction labels as necessary Safety and Instructional Decals Safety decals a...

Page 6: ...h oil 3 No parts required Install the mulch plug or grass bag 1 Installing the Handle Parts needed for this procedure 4 Bolt 1 2 x 1 1 2 inches 2 Curved washer 2 Spacer 4 Locknut 1 2 inch Procedure 1...

Page 7: ...nsure that the blade control bar is properly adjusted Refer to Adjusting the Blade Control in the Maintenance section 5 Route the self propel drive cable around the outside of the handle thread the ca...

Page 8: ...o the Fast position Figure 9 Figure 9 B Remove the air cleaner cover to see the throttle on the engine more easily Figure 10 Figure 10 C Move the throttle lever on the engine until the throttle lever...

Page 9: ...nstall the dipstick securely Important Change the engine oil after the first 5 operating hours change it yearly thereafter Refer to Changing the Engine Oil 3 Install the Mulch Plug or Grass Bag No Par...

Page 10: ...he switch channel your mower will not start Note If the lever does not latch properly disconnect the wire from the spark plug and check for and remove any debris buildup in the tunnel Product Overview...

Page 11: ...ean and insert it into the oil filler neck but do not screw it in Figure 19 Figure 19 2 Remove the dipstick and check the oil level Figure 19 If there is no oil on the dipstick slowly pour oil into th...

Page 12: ...l container out of the reach of children Fill the fuel tank with fresh unleaded regular gasoline from a major name brand service station Figure 20 Important To reduce starting problems add fuel stabil...

Page 13: ...ontrol bar against the handle and pull the recoil starter Figure 24 7 If the mower does not start in 1 or 2 pulls repeat steps 3 through 6 Note If the mower still does not start contact an Authorized...

Page 14: ...push the mower forward one inch 2 5 cm or more after you release the self propel drive bar Adjusting the Cutting Height Cutting heights are from 1 inch 25 mm to 4 1 2 inches 114 mm in 1 2 inch 13 mm...

Page 15: ...clippings from the lawn If the side discharge chute is on the mower remove it and lock the side discharge door refer to Removing the Side Discharge Chute before bagging the clippings A worn grass bag...

Page 16: ...ove it and insert the mulch plug refer to Removing the Grass Bag before side discharging the clippings Important The mower has a safety switch that prevents you from starting the mower unless you firs...

Page 17: ...der s area and result in serious personal injury or death Do not change the engine speed setting If you suspect the engine speed is faster than normal contact an Authorized Service Dealer Clean the ai...

Page 18: ...leaf cover You may need to make more than one pass over the leaves For light leaf coverage set all the wheels at the same cutting height setting If there are more than 5 inches 12 7 cm of leaves on th...

Page 19: ...ne oil Replace the blade or have it sharpened more frequently if the edge dulls quickly Premaintenance Procedures Preparing for Maintenance 1 Stop the engine and wait for all moving parts to stop 2 Di...

Page 20: ...e of the filter that faces the engine Note Do not brush the dirt off the filter brushing forces dirt into the fibers 6 Remove dirt from the air cleaner body and cover using a moist rag Do not wipe dir...

Page 21: ...igure 36 3 Clean around the spark plug 4 Remove the spark plug from the cylinder head Important Replace a cracked fouled or dirty spark plug Do not clean the electrodes because grit entering the cylin...

Page 22: ...Figure 44 until you achieve the proper gap Figure 43 3 Tighten the jam nut Blade Maintenance Maintaining the Cutting Blade Service Interval Yearly Examine the blade whenever you run out of gasoline If...

Page 23: ...the mower housing Wear eye protection Stay in the operating position behind the handle Do not allow bystanders in the area 1 With the engine running on a flat paved surface spray a stream of water in...

Page 24: ...the starter rope to distribute the oil 5 Install the spark plug but do not connect the wire to the spark plug General Information 1 Clean the mower housing Refer to Cleaning under the Mower Housing 2...

Page 25: ...ed to the spark plug 1 Connect the wire to the spark plug 2 The spark plug is pitted fouled or the gap is incorrect 2 Check the spark plug and adjust the gap if necessary Replace the spark plug if it...

Page 26: ...he self propel drive cable is out of adjustment or is damaged 1 Adjust the self propel drive cable Replace the cable if necessary Mower does not self propel 2 There is debris under the belt cover 2 Cl...

Page 27: ...Notes 27...

Page 28: ...oy Warranty Company 8111 Lyndale Avenue South Bloomington MN 55420 1196 Toll free 866 216 6032 U S customers Toll free 866 216 6031 Canada customers Owners Responsibilities You must maintain your Lawn...

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