Craftsman 536.88644 HOW to Replace the Auger Shear Bolt, To Adjust the Carburetor, To adjust

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12.Fastenthe bearing plates using the four bolts removed earlier.

13.Make sure the hex shaft turns free- ly.

14.Check the adjustment of the friction

wheel. See "How To Adjust The Friction Wheel" in this section.

15.Make sure the friction wheel and the

disc drive plate are free from grease or oi!.

16.Install the bottom panel. See Figure 28.

17.Tighten the bottom bolts on each side of the bottom panel.

18.Install the top bolts on each side of the bottom panel.

19.Correct the spark plug wire.

HOW TO REPLACE THE AUGER SHEAR BOLT

The augers are secured to the auger shaft with special shear bolts. These shear bolts are designed to break and protect the ma- chine if an object becomes lodged in the au- ger housing. Do not use a harder bolt as the

protection provided by the shear bolt will be lost.

protect the machine, use only

_ARNING: For safety and to original equipment shear bolts.

To replace a broken shear bolt, proceed as follows. Extra shear bolts were pro- vided in the assembly parts bag.

1.Move the throttle control to the stop position. Disengage all controls.

2.Disconnect the spark plug wire. Make sure all moving parts have stopped.

,Align the hole in the auger with the hole in the auger shaft, install the new shear pin and spacer. See Figure 33.

4.Connect the spark plug wire.

_arPin

_-" P! spalcer

_F igure 33

TO ADJUST THE CARBURETOR

If you think your carburetor needs ad- justing, see your nearest Craftsman Store. Engine performance should not be affected at altitudes up to 7,000 feet. For operation at higher elevations, con- tact your nearest Craftsman Store.

IMPORTANT: Never tamper with the engine governor, which is factory set for proper engine speed. Over-speeding the engine above the factory high speed setting can be dangerous. If you think the engine-governed high speed needs adjusting, contact your nearest Craftsman Store, which has the proper equipment and experience to make any necessary adjustments.

TO ADJUST OR REPLACE THE SPARK PLUG

NOTE: This spark ignition system meets all requirements of the Canadian

Interference-Causing Equipment Regu- lations.

NOTE: This engine complies with all current Australian and New Zealand

limitations regarding electromagnetic interference.

If you have difficulty starting the snow thrower, adjust or replace the spark plug. Replace the spark plug is the electrodes are pitted or bumed or if the

porcelain is cracked. Follow the instruc- tions below.

To adjust:

1.Clean spark plug by carefully scraping the electrodes (Do not sand blast or use a wire brush).

F-001087J26

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Contents Icrrftsmrni 001087JEspanol Wash Hands After HandlingTraining PreparationMaintenance and Storage Do not attempt to use snow thrower on a roofSafetyWarningSymbols 4-20 SplitLockwasher11/32 To Remove Snow Thrower From Carton Tools Required for AssemblyThrower Remove from the carton Place until needed for storageLoosen, but do not To Assemble the Handle and Crank AssemblyCaught between the upper and lower handle Universal To Install Shifter KnobPin. Spread ends of cotter pin to DriveHOW to SET the Skid Height Snow Chute AssemblyChecklist Service And Adjustment sectionKnow Your Snow Thrower Choke Control Used to start a coldTo USE Wheel Lockout PIN HOW to Move Forward and BackwardTo Stop Your Snow Thrower To Control Snow DischargeDicates that alcohol blended Before Starting the EngineFill GAS Electric starter, if equipped To Stop EngineTo Start Engine Cold StartEngine runs smoothly, move choke lever to No Choke Position Do not prime if temperature above 50 F 10 CWarm Start Frozen StarterSnow Throwing Tips 001087J16General Recommendations Lubrication ChartCustomer Responsibilities After Each USELUBRICATION-EVERY 25 Hours Product SpecificationsAS Required Wheel and disc drive plateSpark Plug LubricationTo Change Engine OIL 001087J19To Adjust Skid Height To Adjust Scraper BARDrive Lever HOW to Check and Adjust CablesTo Adjust Belts Traction Drive Belt How To Remove The Auger Drive BeltTo Replace Belts Side/ %Belt Outdoors, away from fire orTraction Drive Belt AugerHow To Check The Friction Wheel HOW to Adjust or Replace the Friction WheelHOW to Adjust the Belt Guide Remove Top Bolt each sideHow To Replace The Friction Wheel To Adjust or Replace the Spark Plug HOW to Replace the Auger Shear BoltTo Adjust the Carburetor To adjustTo Replace Other Thoroughly clean the snow throwerEngine Provide maximum performance for the next seasonDifficult starting CauseTrouble CorrectionWasher Frame AssemblyScrew 001087J30Electric Start Assembly Motor StarterCOVER, Bottom Idler AssemblyFrame Assy SEAL, OIL Gear Case AssemblyCase Gear Bearing217 Drive Components190 191 255247 245246 249Auger Housing Assembly 5OO48O PULLEY, 4L 6.12X 9517 711862 9357 301380-853 340720 710026 760875Discharge Chute Assembly CraftsmanWasher Plastic Handle Assembly OO1087J4073O 756Wheel Assembly 671 655 650 678Shift Yoke Assembly 791 792 8812866 Chute Control ROD Assembly867 Model Plate Decal Drive Clutch SymbolDecal Auger Clutch Symbol Decal Chute HandCraftsman 4-CYCLE Engine Model Number KEY Part NO. no KEY Part Description RPM650139 27677ALill Ill KEY PartIOA Spring Retainer 33290E Electric Starter VoltRetainer Ring Anti-drift SpringOO1087J52 KEY Part Description Part Idhhhh

536.88644 specifications

The Craftsman 536.88644 is a versatile snow blower designed to tackle the challenges of winter weather with efficiency and ease. As part of the Craftsman lineup, this machine exemplifies the brand's commitment to quality, performance, and user satisfaction.

One of the standout features of the Craftsman 536.88644 is its powerful engine. Equipped with a reliable 24-inch clearing width, the snow blower can efficiently handle heavy snowfall, making it an ideal choice for homeowners in areas that experience significant winter weather. The engine delivers robust performance, allowing the machine to handle not only light dustings but also deeper snow accumulations.

The Craftsman 536.88644 features a self-propelling system, which ensures that users can effortlessly maneuver the machine across various terrains. The adjustable speed settings offer flexibility, enabling users to customize their pace based on the snow conditions and their own preferences. This feature is particularly beneficial during heavy snowfall, where control and direction become crucial.

An additional innovative technology integrated into the design is the 180-degree chute rotation. This allows users to easily direct snow away from walkways, driveways, and parked vehicles, providing optimal snow management. The chute can be adjusted with a simple crank, making it user-friendly and efficient for rapid snow clearing tasks.

Durability is a key characteristic of the Craftsman 536.88644. Built with robust materials, it is engineered to withstand the rigors of winter use. The reinforced auger and impeller design not only enhances durability but also increases the machine's snow-throwing capability, allowing it to throw snow up to 40 feet away.

User comfort is also a consideration in the design of this snow blower. The ergonomically designed controls and comfortable grip handles reduce fatigue during operation, while the heated hand grips provide warmth during cold winter days. This thoughtful design ensures that users can operate the Craftsman 536.88644 for extended periods without discomfort.

Overall, the Craftsman 536.88644 combines power, versatility, and user-friendly features to create a reliable snow-clearing solution. With its robust performance, thoughtful design, and durable construction, this snow blower is well-suited for homeowners seeking to maintain clear pathways and driveways during the winter months. Whether faced with light snowfall or heavy blizzards, the Craftsman 536.88644 ensures efficient and effective snow removal.
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