background image

Figure 50

1.

Back cover

4. Move the speed selector lever to Position R2.
5. Dip your finger in automotive engine oil and

lightly

lubricate hex shaft.

6. Move the speed selector lever to Position 6.
7. Lubricate the other end of the hex shaft.
8. Move the speed selector lever forward and rearward

a few times.

9. Install the back cover and return the snowthrower

to the operating position.

Replacing the Spark Plug

Service Interval:

Every 100 hours—Replace the spark

plug.

Use a

Champion QC12YC

or equivalent spark plug.

Note:

To access the spark plug, you must first remove

the upper snow hood (Figure 51).

Figure 51

1.

Choke knob

3.

Ignition key

2.

Upper snow hood

4.

Screw (2)

1. Remove the choke knob and the ignition key

(Figure 51).

2. Remove the 2 screws that secure the upper snow

hood to the snowthrower (Figure 51).

3.

Slowly

remove the upper snow hood, ensuring that

the primer bulb hose and the ignition wire remain
connected.

4. Remove the bracket thumb screw and the bracket

(Figure 52).

Figure 52

1.

Spark-plug wire

3.

Thumb screw

2.

Bracket

5. Clean around the base of the spark plug (Figure 52).

6. Remove and discard the old spark plug.

Note:

You will need a ratchet wrench extension to

remove the spark plug.

7. Set the gap between the electrodes on a new spark

plug at 0.030 inch (0.76 mm) (Figure 53).

Figure 53

1.

0.030 inch (0.76 mm)

8. Install the new spark plug and tighten it firmly.

9. Install the bracket with the thumb screw that you

removed in step 4.

10. Ensure that the primer bulb hose and the ignition

wire are connected and clear of the carburetor
bracket.

11. Secure the upper snow hood to the snowthrower

with the 2 screws that you previously removed.

24

Summary of Contents for 38637C

Page 1: ...zards and has safety messages identified by the safety alert symbol Figure 2 which signals a hazard that may cause serious injury or death if you do not follow the recommended precautions Figure 2 1 Safety alert symbol This manual uses 2 words to highlight information Important calls attention to special mechanical information and Note emphasizes general information worthy of special attention War...

Page 2: ...e operating this unit Be thoroughly familiar with the controls and the proper use of the equipment Know how to stop the unit and disengage the controls quickly Never allow children to operate the equipment Never allow adults to operate the equipment without proper instruction Keep the area of operation clear of all persons particularly small children Exercise caution to avoid slipping or falling e...

Page 3: ... the engine and make certain the auger impeller and all moving parts have stopped Disconnect the spark plug wire and keep the wire away from the plug to prevent someone from accidentally starting the engine Do not run the engine indoors except when starting the engine and for transporting the snow thrower in or out of the building Open the outside doors exhaust fumes are dangerous Exercise extreme...

Page 4: ...ing the auger impeller push down on the handles to raise the front of the snowthrower a few inches centimeters off the pavement Then lift the handles quickly to bump the front of the snowthrower on the pavement Repeat if necessary until a stream of snow comes out the discharge chute If you cannot unclog the discharge chute by bumping the front of the snowthrower stop the engine wait for all moving...

Page 5: ...st 3 Slow 2 Forward speeds 4 Reverse speeds 107 3040 1 Cutting dismemberment impeller and cutting dismemberment auger hazards keep bystanders a safe distance from the snowthrower 112 6625 Reorder part no 112 6629 1 Cutting dismemberment hazard impeller do not place your hand in the chute stop the engine before leaving the operator s position use the tool to clear the chute 5 ...

Page 6: ...g the operator s position use the tool to clear the chute 6 Thrown object hazard keep bystanders a safe distance from the snowthrower 8 Right turn control Briggs Part No 273676 1 Stop 3 Fast 2 Slow Briggs Part No 274681 1 Fuel On 2 Fuel Off Briggs Part No 276923 1 Primer 4 Ignition key in Engine Run 2 Choke off Run 5 Ignition key out Engine Stop 3 Choke on Choke Briggs Part No 276925 1 Warning rea...

Page 7: ... Install the wheel clutch cable ends 3 No parts required Install the traction control linkage Carriage bolts 2 4 Locknuts 2 Install the chute control rod 5 Cable tie 1 Connect the wire to the headlight 6 No parts required Fill the engine with oil 7 No parts required Check the tire pressure 8 No parts required Check the skids and scraper 9 No parts required Check the operation of the traction drive...

Page 8: ...e sections Figure 3 1 Cables 2 Secure the upper handle with 4 handle bolts 4 curved washers and 4 locknuts from the loose parts bag Figure 4 Figure 4 2 Installing the Wheel Clutch Cable Ends Procedure 1 Unwrap the cable ends from the lower handle Figure 5 Figure 5 2 Route either the left or right cable end over the lower handle and insert the cable end into the hole in the corresponding wheel clut...

Page 9: ...htly tighten the cable clamp nut and check the gap again 6 Repeat steps 2 through 5 for the other cable 3 Installing the Traction Control Linkage Procedure 1 Remove the hairpin cotter and washer from the lower end of the speed control rod and insert the lower end of the rod into the lower link arm so that the bent end of the speed control rod faces rearward Figure 10 Figure 10 2 Secure the lower e...

Page 10: ...r fully rearward Note The discharge chute and deflector should face forward If they do not hold the blue trigger cap down but do not move the Quick Stick and rotate the discharge chute until they do 3 Align the flattened back end of the long chute control rod with the flattened front end of the short rod that extends from the control panel so that they nest together Figure 14 Figure 14 1 Short rod...

Page 11: ...Filling the Engine with Oil Procedure Your snowthrower comes with 20 oz of oil in the engine crankcase Note Before starting the engine check the oil level and add oil if necessary Max fill 20 oz 0 55 l type automotive detergent oil with an API service classification of SF SG SH SJ SL or higher Use SAE 5W30 or SAE 10W30 oil Refer to your engine owner s manual 1 Remove the dipstick and slowly pour o...

Page 12: ...r Figure 11 C Turn the trunnion downward clockwise on the speed control rod Figure 11 D Connect the trunnion to the speed selector lever Figure 11 4 Release the traction lever 5 Move the speed selector to the Position 1 refer to Operating the Speed Selector 6 Squeeze the left hand traction lever to the hand grip Figure 19 The snowthrower should move forward If the snowthrower does not move or move...

Page 13: ...achine from the normal operating position Filling the Fuel Tank Gasoline is extremely flammable and explosive A fire or explosion from gasoline can burn you and others To prevent a static charge from igniting the gasoline place the container and or snowthrower on the ground before filling not in a vehicle or on an object Fill the tank outdoors when the engine is cold Wipe up spills Do not handle g...

Page 14: ...ve 1 4 turn counterclockwise to open it Figure 24 Figure 24 3 Insert the ignition key Figure 25 Figure 25 1 Ignition key 4 Firmly push in the primer with your thumb 2 times 15 F or 9 C or above or 4 times below 15 F or 9 C holding the primer in for a second before releasing it each time Figure 26 Figure 26 5 Rotate the choke to the Choke position Figure 27 14 ...

Page 15: ...orized Service Dealer for service 8 Disconnect the power cord from the power outlet first and then from the snowthrower electric start only 9 Allow the engine to warm up for several minutes move the choke toward the Run position Wait for the engine to run smoothly before each choke adjustment If you leave the snowthrower plugged into a power outlet someone can inadvertently start the snowthrower a...

Page 16: ...Freewheeling or Using the Self propel Drive 1 To engage the traction drive squeeze the left hand traction lever to the handgrip Figure 32 Figure 32 2 To stop the traction drive release the traction lever Using the Wheel Clutch Levers The wheel clutch levers allow you to momentarily disengage the drive to one or both wheels with the traction drive lever still engaged This enables you to turn and ma...

Page 17: ... both the auger impeller lever and the traction lever the traction lever locks the auger impeller lever down freeing your right hand To release both levers simply release the left hand traction lever 3 If the auger and impeller continue to rotate when you release the auger impeller lever do not operate the snowthrower Check the auger impeller cable refer to Checking and Adjusting the Auger Impelle...

Page 18: ...r on the pavement Repeat if necessary until a stream of snow comes out the discharge chute If you cannot unclog the discharge chute by bumping the front of the snowthrower stop the engine wait for all moving parts to stop and use the snow cleanout tool never use your hand Important Unclogging the discharge chute by bumping the front of the snowthrower on the pavement may cause the skids to move Ad...

Page 19: ... behind the handles and away from the discharge opening while operating the snowthrower Keep face hands feet and any other part of your body or clothing away from concealed moving or rotating parts The rotor blades can throw stones toys and other foreign objects and cause serious personal injury to the operator or to bystanders Keep the area to be cleared free of all objects that the rotor blades ...

Page 20: ...res and inflate them to 17 20 psi 116 137 kPa Drain the gasoline and run the engine to dry out the fuel tank and the carburetor at the end of the season Have an Authorized Service Dealer inspect and replace the traction drive belt and or the auger impeller drive belt if necessary Important You can find more information about maintaining and servicing your snowthrower at www Toro com Important Refe...

Page 21: ...tighten the nuts that secure both skids to the auger sides Note To quickly adjust the skids if they loosen support the scraper 1 8 inch 3 mm off the pavement then adjust the skids down to the pavement Note If the skids become excessively worn you can turn them over and set the unused side toward the pavement Checking and Adjusting the Traction Cable Service Interval After the first 2 hours Inspect...

Page 22: ...r disengaged ensure that the gap between the auger clutch assembly and the tab is 1 16 inch 1 5 mm Figure 45 Figure 45 1 Tab 2 1 16 inch 1 5 mm 4 If the auger impeller cable is not properly adjusted do the following steps 5 Loosen the jam nut Figure 46 Figure 46 1 Jam nut 2 Turnbuckle 6 Loosen or tighten the turnbuckle that adjusts the tension on the cable Figure 46 7 Adjust the turnbuckle until y...

Page 23: ...ies more contaminants Max fill 20 oz 0 55 l type automotive detergent oil with an API service classification of SF SG SH SJ SL or higher Use SAE 5W30 or SAE 10W30 oil Refer to your engine owner s manual 1 Clean the area around the oil drain cap Figure 48 Figure 48 1 Oil drain cap 2 Slide an oil drain pan under the drain extension and remove the oil drain cap 3 Drain the oil Note Dispose of the use...

Page 24: ...Remove the 2 screws that secure the upper snow hood to the snowthrower Figure 51 3 Slowly remove the upper snow hood ensuring that the primer bulb hose and the ignition wire remain connected 4 Remove the bracket thumb screw and the bracket Figure 52 Figure 52 1 Spark plug wire 3 Thumb screw 2 Bracket 5 Clean around the base of the spark plug Figure 52 6 Remove and discard the old spark plug Note Y...

Page 25: ... the gear teeth Figure 55 and Figure 56 Figure 56 1 Discharge chute latch 2 Gear teeth Note The latch is spring loaded and will naturally move into the teeth of the gear Figure 56 4 Remove any slack in the cable by pulling the cable conduit rearward 5 Tighten the bolt on the cable clamp 6 Install and secure the gear cover Replacing the Drive Belts If the auger impeller drive belt or the traction d...

Page 26: ... 59 Figure 59 4 Insert a new bulb into the back of the headlight Figure 60 Figure 60 5 Turn the base of the bulb clockwise until it is snug Figure 61 Figure 61 6 Insert the wire connector straight into the back of the headlight until it is securely in place Figure 62 Figure 62 26 ...

Page 27: ...connect the spark plug wire 12 Remove the spark plug add 1 2 oz 15 ml of oil through the spark plug hole and pull the starter rope slowly several times to distribute oil throughout the cylinder to prevent cylinder corrosion during the off season 13 Loosely install the spark plug 14 Dispose of any unused fuel properly Recycle it according to local codes or use it in your automobile Note Do not stor...

Page 28: ...ow or too high 9 Add or drain oil to adjust the oil level in the engine crankcase to the Full mark on the dipstick 1 The choke is in the On position 1 Move the choke to the Off position 2 The fuel shutoff valve is not completely open 2 Open the fuel shutoff valve 3 The fuel tank is nearly empty or contains stale fuel 3 Drain and fill the fuel tank with fresh gasoline not more than 30 days old If t...

Page 29: ...ed Service Dealer Discharge chute either does not lock into place or does not move 1 The discharge chute latch is not properly adjusted 1 Adjust the discharge chute latch 1 The skids and or scraper are not properly adjusted 1 Adjust the skids and or the scraper Snowthrower does not properly clear the snow off the surface 2 The pressure in the tires is not equal 2 Check and adjust the pressure in o...

Page 30: ...Notes 30 ...

Page 31: ...Notes 31 ...

Page 32: ... 866 336 5205 Toll free U S customers 866 854 9033 Toll free Canada customers Owner Responsibilities You must maintain your Toro Product by following the maintenance procedures described in the operator s manual Such routine maintenance whether performed by a dealer or by you is at your expense Items and Conditions Not Covered There is no other express warranty except for special emission system c...

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