White Outdoor Snow Boss 721 User's Manual
Contents
1. this manual and should be trained and supervised by a b Extinguish all cigarettes cigars pipes and other parent NOZ sources of ignition 4 Never allow adults to operate this machine without c Never fuel machine indoors proper instruction A d Never remove gas cap or add fuel while the 5 Thrown objects can cause serious personal injury Plan engine is hot or running your snow throwing pattern to avoid discharge of material e Allow engine to cool at least two minutes before toward roads bystanders and the like refueling 6 Keep bystanders helpers pets and children at least 75 f Never over fill fuel tank Fill tank to no more than feet from the machine while it is in operation Stop inch below bottom of filler neck to provide space machine if anyone enters the area for fuel expansion 7 Exercise caution to avoid slipping or falling especially g Replace gasoline cap and tighten securely when operating in reverse h If gasoline is spilled wipe it off the engine and E equipment Move machine to another area Wait 5 Preparation minutes before starting the engine i Never store the machine or fuel container inside where there is an open flame spark or pilot light e g furnace water heater space heater clothes 1 Thoroughly inspect the area where the equipment is to be used Remove all door mats newspapers sleds boards wires and other objects which could be tripped f dryer etc over or thrown by the auger imp2. instance if a part numbered 700 xxxx is painted Red Metalic the part number to order would be 700 xxxx 0650 Red Metallic 0650 Powder Black 0637 13 Model Snow Boss 721 Part of electric start engines Engine is for reference only and may not resemble the engine on your snow thrower Ref No Part No Description Ref No Part No Description 1 629 0236 Extension Cord 9 719 0581 Spacer 2 710 0157 Hex Bolt 5 16 24 x 0 75 10 726 0205 Hose Clamp 3 710 0409 Hex Bolt 5 16 24 x 1 75 11 731 2005 Choke Knob 4 710 0502A TT Sems Screw 13 736 0119 Lock Washer 5 710 0751 Hex Screw 1 4 20 x 0 620 14 736 0242 Beleville Washer 6 710 1003 B Screw 10 16 x 0 625 15 736 0329 Lock Washer 7 710 3013 Hex Screw 1 4 20 x 0 50 16 741 0475 Plastic Bushing 8 712 3006 Hex Nut 1 4 20 17 751 0535 Fuel Line Hose NOTE For painted parts please refer to the 18 751 0540A Gas Tank list of color codes below Please add the 19 751 0603 Fuel Cap applicable color code wherever needed to the 20 754 0101A V Belt Se ee ee ee 21 756 0416B _ V Pulley Half sej Metalic the part number to order 22 796 0475 Pulley would be 700 xxxx 0650 23 784 0322 Engine Mount Red Metallic 0650 24 784 0323 Support Bracket Powder Black 063 25 784 0374 Support Plate Engine Mount Model Snow Boss 721 Ref No Part No Description 1 710 0487 Carriage
3. 712 3010 Hex Nut 5 16 18 9 712 0252 Jam Nut 39 712 3027 Lock Nut 10 712 0429 Lock Nut 40 731 1033 Shave Plate 11 712 3010 Hex Nut 5 16 18 41 732 0357A Extension Spring 12 714 0104 Cotter Pin 42 736 0108 Flat Washer 13 714 0507 Cotter Pin 43 736 0119 Lock Washer 14 720 0201A Knob Chute Crank 44 736 0176 Flat Washer 15 725 0201 Ignition Key 45 736 0242 Beleville Washer 16 725 2018 Switch Electric Start Key 46 736 0326 Flat Washer 17 726 0100 Push Cap 47 736 0329 Lock Washer 18 736 0119 Lock Washer 48 741 0475 Plastic Bushing 19 736 0185 Flat Washer 49 741 0600 Ball Bearing 20 736 0225 Internal Lock Washer 50 746 0910A Clutch Cable 21 736 0400 Flat Washer 51 748 0234 Shoulder Spacer 22 736 0451 Saddle Washer 52 756 0313 Flat Idler 23 7519636 Mitten Grip Handle 53 784 5174 Bearing Cup 24 684 0190 Spark Plug Access 54 784 5175B Bracket Brake Idler 25 749 0711A Upper Handle Gull Wing 55 784 5176 Belt Cover 26 749 0796B Lower Handle 56 784 5485 Auger Assembly 27 710 0167 Carriage Screw 1 4 20 x 0 50 57 784 5720 Chute Crank Bracket 28 710 0191 Hex Bolt 58 684 0196 Auger Housing Assembly 29 710 0323 Machine Screw 59 734 1797 Wheel Assembly 30 710 0352 B Screw1 4 14 x 0 375 60 710 1090 Hex Flange Screw NOTE For painted parts please refer to the list of color codes below Please add the applicable color code wherever needed to the part number to order a replacement part For
4. into the carburetor to insure fast starts in cold weather Follow engine manual to prime engine Ignition Key Used to start engine Put key in ON position to start for both electric and recoil start engines Follow starting instructions given in the next section Recoil Starter Used to manually start the engine Electric Starter Used to start engine with a 120V power source Plug for Electric Start Requires use of a three prong outdoor extension cord and a 120V power source Spark Plug Access Spark plug located under the access cover SECTION 4 OPERATING YOUR SNOW THROWER Before Starting WARNING Read understand and follow all instructions and warnings on the machine and in this manual before operating e The spark plug wire was disconnected for safety Attach spark plug wire to spark plug before starting Gas and Oil Fill Up e Check oil and gasoline level and add if necessary Follow related instructions in the seperate engine manual packed with your snow thrower WARNING Use extreme care when A handling gasoline Gasoline is extremely flammable and the vapors are explosive Never fuel the machine indoors or while the engine is hot or running Extinguish cigarettes cigars pipes and other sources of ignition To Start Engine e _ Insert ignition key into slot Turn key to ON position e Now follow the instructions below as it pertains to your unit Electric Starter used with a properly groun
5. made by spinning the starter will not harm engine or starter Disconnect the power cord from receptacle first and then from switch box e Recoil Starter With engine running pull starter rope with a rapid continuous full arm stroke three or four times Pulling the starter rope will produce a loud clattering sound which is not harmful to the engine or starter e Wipe all snow and moisture from the carburetor cover in the area of the control levers Also move control levers back and forth several times Leave throttle control lever in the STOP or OFF position Leave choke control in the FULL choke position e Remove ignition key and disconnect spark plug wire to prevent accidental starting Operating the Snow Thrower e Adjust the upper discharge chute up or down as shown in Figure 4 You will have to loosen the hand knob to adjust the upper chute and then retighten after correct adjustment is reached e Use the chute crank to position the discharge chute in order to discharge snow with the wind e After making sure no bystanders or obstacles are in front of the unit engage the auger control handle As the snow thrower starts to move maintain a firm hold on the handle and guide the snow thrower along the path to be cleared e Release the auger control handle to stop the snow throwing action and the forward motion c Upper Discharge Figure 7 Operating Tips e Discharge snow downwind whenever possible Slightly overl
6. of alcohol or drugs Muffler and engine become hot and can cause a burn Do not touch Exercise extreme caution when operating on or crossing gravel surfaces Stay alert for hidden hazards or traffic