Use and Care Manual

ManualsBrandsToro ManualsGas Snow Blowers28 in. 265 cc Two-Stage Electric Start Gas Snow Blower

FormNo.3423-324RevA

PowerMax

HeavyDuty928OAESnowthrower

ModelNo.38840—SerialNo.400000000andUp

Operator'sManual

Introduction

Thismachineisintendedtobeusedbyresidential

homeowners.Itisdesignedprimarilyforremoving

snowfrompavedsurfaces,suchasdrivewaysand

sidewalks,andothersurfacesfortrafconresidential

orcommercialproperties.Itisnotdesignedfor

removingmaterialsotherthansnow.

Readthisinformationcarefullytolearnhowtooperate

andmaintainyourproductproperlyandtoavoid

injuryandproductdamage.Youareresponsiblefor

operatingtheproductproperlyandsafely.

YoumaycontactT orodirectlyatwww.Toro.com

forproductsafetyandoperationtrainingmaterials,

accessoryinformation,helpndingadealer,orto

registeryourproduct.

Wheneveryouneedservice,genuineT oroparts,or

additionalinformation,contactanAuthorizedService

DealerorToroCustomerServiceandhavethemodel

andserialnumbersofyourmachineready.Figure1

identiesthelocationofthemodelandserialnumbers

onthemachine.Writethenumbersinthespace

provided.

Important:Withyourmobiledevice,youcan

scantheQRcodeontheserialnumberdecal(if

equipped)toaccesswarranty,parts,andother

productinformation.

g219961

Figure1

1.Modelandserialnumberlocation

ModelNo.

SerialNo.

Thismanualidentiespotentialhazardsandhas

safetymessagesidentiedbythesafety-alertsymbol

(Figure2),whichsignalsahazardthatmaycause

seriousinjuryordeathifyoudonotfollowthe

recommendedprecautions.

g000502

Figure2

Safety-alertsymbol

Thismanualuses2wordstohighlightinformation.

Importantcallsattentiontospecialmechanical

informationandNoteemphasizesgeneralinformation

worthyofspecialattention.

Important:Ifyouareusingthismachineabove

1500m(5,000ft)foracontinuousperiod,ensure

thattheHighAltitudeKithasbeeninstalled

sothattheenginemeetsCARB/EPAemission

regulations.TheHighAltitudeKitincreases

engineperformancewhilepreventingspark-plug

fouling,hardstarting,andincreasedemissions.

Onceyouhaveinstalledthekit,attachthe

high-altitudelabelnexttotheserialdecalonthe

machine.ContactanyAuthorizedToroService

DealertoobtaintheproperHighAltitudeKitand

high-altitudelabelforyourmachine.Tolocate

adealerconvenienttoyou,accessourwebsite

atwww.Toro.comorcontactourToroCustomer

CareDepartmentatthenumber(s)listedinyour

EmissionControlWarrantyStatement.Remove

thekitfromtheengineandrestoretheengineto

itsoriginalfactorycongurationwhenrunningthe

engineunder1500m(5,000ft).Donotoperatean

enginethathasbeenconvertedforhigh-altitude

useatloweraltitudes;otherwise,youcould

overheatanddamagetheengine.

Ifyouareunsurewhetherornotyourmachinehas

beenconvertedforhigh-altitudeuse,lookforthe

followinglabel(Figure3).

8111LyndaleAvenueSouth

Bloomington,MN55420

Registeratwww.Toro.com.

OriginalInstructions(EN)

PrintedintheUSA

AllRightsReserved

*3423-324*A

Summary of content (28 pages)

PAGE 1
Form No. 3423-324 Rev A Power Max® Heavy Duty 928 OAE Snowthrower Model No. 38840—Serial No. 400000000 and Up Operator's Manual Introduction This machine is intended to be used by residential homeowners. It is designed primarily for removing snow from paved surfaces, such as driveways and sidewalks, and other surfaces for traffic on residential or commercial properties. It is not designed for removing materials other than snow.
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Operating the Auger/Impeller Drive................... 13 Operating the Quick Stick®............................... 14 Clearing a Clogged Discharge Chute ................ 14 Operating Tips ................................................. 15 After Operation .................................................... 15 After Operation Safety ...................................... 15 Preventing Freeze-up after Use ........................ 15 Maintenance ...........................................................
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Safety how to use it, knows how to shut off the engine quickly, and understands the warnings. This snowthrower is capable of injuring hands and feet and of throwing objects. Failure to observe the following safety instructions could result in serious injury. • Shut off the engine whenever you leave the This machine complies with ANSI/OPEI B71.3 specifications. • Do not operate the machine without all guards General Safety • Keep clear of any discharge opening. Keep operating position for any reason.
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decal133-8061 133-8061 decal121-6847 121-6847 1. Cutting/dismemberment hazard of the fingers or hand, impeller—do not place your hand in the chute; shut off the engine before using the tool to clear the chute. decal138-0652 138-0652 Order Part No. 137-6208 1. Fast 2. Forward speed decal125-1102 125-1102 1. Engine—shut off 3. Variable speed control 2. Slow 4. Fast 3. Slow 4. Reverse speed decal137-6249 137-6249 1. Squeeze the lever to engage the traction drive. 4.
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Setup 1 Unfolding the Upper Handle No Parts Required Procedure g264447 2 Installing the Traction-Control Linkage No Parts Required Procedure g263628 5
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3 Installing the Chute-Control Rod No Parts Required Procedure g252615 4 Installing the Snow-Cleanout Tool No Parts Required Procedure g256722 6
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5 7 Checking the Engine-Oil Level Checking the Skids and Scraper No Parts Required No Parts Required Procedure Procedure Refer to Checking and Adjusting the Skids and Scraper (page 17). Note: Your machine comes with oil in the engine crankcase. Before starting the engine, check the oil level and add oil if necessary. 8 Refer to Checking the Engine-Oil Level (page 17).
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Product Overview The machine should move rearward. If the machine does not move or moves forward, complete the following: A. Release the traction lever and shut off the engine. B. Disconnect the trunnion from the speed-selector lever. C. Turn the trunnion downward (clockwise) on the speed-control rod. D. Connect the trunnion to the speed-selector lever. 4. Release the traction lever. 5. Move the speed selector to Position 1; refer to Operating the Speed Selector (page 13). 6.
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Operation Note: Determine the left and right sides of the machine from the normal operating position. Before Operation Before Operation Safety g016500 Figure 11 General Safety 1. Primer 2. Ignition switch 5. Throttle 6. Oil-drain plug 3. Choke 4. Fuel-shutoff valve 7. Recoil-start handle • For electric-start models only: Use extension cords and receptacles as specified in the manual. Inspect the electrical cord before plugging it into a power source. If the cord is damaged, replace it.
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Filling the Fuel Tank • Use your full attention while operating the machine. Do not engage in any activity that causes distractions; otherwise, injury or property damage may occur. • For best results, use only clean, fresh (less than 30 days old), unleaded gasoline with an octane rating of 87 or higher ((R+M)/2 rating method). • Exercise caution to avoid slipping or falling, • Oxygenated fuel with up to 10% ethanol or 15% especially when operating the machine in reverse. MTBE by volume is acceptable.
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Starting the Engine Electric Start Note: To use the electric starter (electric-start models only), connect a power cord to the plug-in first and then to a power outlet. Use only a UL-listed, 16-gauge extension cord recommended for outdoor use that is not longer than 50 ft (15 m). WARNING The electrical cord can become damaged, causing a shock or fire. Thoroughly inspect the electrical cord before using the machine. If the cord is damaged, do not use it. Replace or repair the damaged cord immediately.
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Recoil Start g257505 Figure 15 Shutting Off the Engine Important: Wait for all moving parts to stop before leaving the operating position.
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Operating the Traction Drive CAUTION If the traction drive is not properly adjusted, the machine may move in the direction opposite of what you intended, causing injury and/or property damage. g001012 Figure 18 Carefully check the traction drive and adjust it properly, if necessary.
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Operating the Quick Stick® Moving the Chute Deflector Hold the blue trigger cap down to use the Quick Stick to move the discharge chute and the chute deflector. Release the trigger cap to lock the discharge chute and chute deflector into position (Figure 20). Hold the blue trigger cap down and move the Quick Stick forward to lower the chute deflector; move it rearward to raise the chute deflector (Figure 22).
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Operating Tips After Operation DANGER After Operation Safety When the machine is in operation, the impeller and auger rotate and can injure or amputate hands or feet. General Safety • Before adjusting, cleaning, inspecting, troubleshooting, or repairing the machine, shut off the engine and wait for all moving parts to stop. Disconnect the wire from the spark plug and keep it away from the plug to prevent someone from accidentally starting the engine.
PAGE 16
Maintenance Recommended Maintenance Schedule(s) Maintenance Service Interval Maintenance Procedure After the first 2 hours • Inspect the traction cable and adjust it if necessary. • Inspect the auger/impeller cable and adjust it if necessary. After the first 5 hours • Change the engine oil. Before each use or daily • Check the engine-oil level and add oil if necessary. Every 50 hours • Change the engine oil.
PAGE 17
Checking the Engine-Oil Level Service Interval: Before each use or daily—Check the engine-oil level and add oil if necessary. g257528 Checking and Adjusting the Skids and Scraper 4. Ensure that the scraper is 3 mm (1/8 inch) above and parallel to a level surface. Note: If the pavement is cracked, rough, or Service Interval: Yearly—Check the skids and scraper and adjust them if necessary. uneven, adjust the skids to raise the scraper.
PAGE 18
Checking and Adjusting the Checking and Adjusting the Traction Cable Auger/Impeller Cable Service Interval: After the first 2 hours—Inspect the traction cable and adjust it if necessary. Yearly—Inspect the traction cable and adjust or replace it if necessary. Service Interval: After the first 2 hours—Inspect the auger/impeller cable and adjust it if necessary. Yearly—Inspect the auger/impeller cable and adjust or replace it if necessary.
PAGE 19
Checking the Auger-Gearbox-Oil Level Service Interval: Yearly—Check the auger-gearbox oil and add oil if necessary. 1. Move the machine to a level surface. 2. Clean the area around the pipe plug and remove the pipe plug from the gearbox (Figure 30). Note: If needed, use pliers to assist in removing the pipe plug. g260109 Figure 29 1. Jam nut 2. Turnbuckle 6. Loosen or tighten the turnbuckle that adjusts the tension on the cable (Figure 29). 7. Adjust the turnbuckle until you obtain the proper gap.
PAGE 20
Changing the Engine Oil Note: When removing the plug, ensure that the tube does not loosen. Service Interval: After the first 5 hours—Change the engine oil. 3. Note: Dispose of the used oil properly at a local recycling center. Every 50 hours—Change the engine oil. Change the engine oil every 25 operating hours when operating the engine under a heavy load. If possible, run the engine for a few minutes before changing the oil because warm oil flows better and carries more contaminants.
PAGE 21
Lubricating the Hex Shaft Replacing the Spark Plug Service Interval: Yearly—Lubricate the hex shaft. Service Interval: Every 100 hours—Replace the spark plug. Lightly lubricate the hex shaft yearly with automotive engine oil (Figure 34). WARNING Replacing the spark plug while the engine is hot can result in burns. Wait until the engine is cool to replace the spark plug. Use a Toro spark plug or equivalent (Champion® RN9YC or NGK BPR6ES). 1. Remove the boot (Figure 36). g001027 Figure 34 1.
PAGE 22
3. Grasp the cable conduit and move it toward the front of the machine until the discharge-chute latch fully engages the gear teeth (Figure 40 and Figure 41). g001029 Figure 38 1. 0.76 mm (0.030 inch) 5. Install the new spark plug, tighten it firmly, and attach the ignition wire to the spark plug. Note: Ensure that the ignition wire snaps completely into place on the spark plug. g001032 Figure 41 Adjusting the Discharge-Chute Latch 1.
PAGE 23
Replacing the Headlight Replace the headlight assembly (Toro part number 138-0670) when needed. 1. Remove the headlight wire from the back of the headlight (A of Figure 42). 2. Remove the bolt and nut holding the headlight assembly onto the headlight bracket and then remove the old headlight assembly (B of Figure 42). 3. Secure the new headlight assembly onto the headlight bracket with the previously removed nut and bolt (C of Figure 42). 4.
PAGE 24
Troubleshooting Problem The electric starter does not turn (electric-start models only). The engine does not start or starts hard. Possible Cause 1. The power cord is disconnected at the outlet or the machine. 1. Connect the power cord to the outlet and/or the machine. 2. The power cord is worn, corroded, or damaged. 3. The power outlet is not energized. 2. Replace the power cord. 3. Have a qualified electrician energize the outlet. 1. The key is not in the ignition or is in the STOP position. 1.
PAGE 25
Problem The engine runs, but the machine discharges snow poorly or not at all. Possible Cause Corrective Action 1. The throttle is not in the FAST position when throwing snow. 1. Move the throttle to the FAST position. 2. The machine is moving too fast to clear the snow. 3. You are trying to remove too much snow per swath. 4. You are trying to remove extremely heavy or wet snow. 5. The discharge chute is plugged. 6. The auger/impeller drive belt is loose or is off the pulley. 2.
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Notes:
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California Proposition 65 Warning Information What is this warning? You may see a product for sale that has a warning label like the following: WARNING: Cancer and Reproductive Harm—www.p65Warnings.ca.gov. What is Prop 65? Prop 65 applies to any company operating in California, selling products in California, or manufacturing products that may be sold in or brought into California.
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