Safe Operation Practices • Set-Up • Operation • Maintenance • Service • Troubleshooting • Warranty Operator’s Manual Two Stage Snow Thrower — Polar Blast 4510 WARNING READ AND FOLLOW ALL SAFETY RULES AND INSTRUCTIONS IN THIS MANUAL BEFORE ATTEMPTING TO OPERATE THIS MACHINE. FAILURE TO COMPLY WITH THESE INSTRUCTIONS MAY RESULT IN PERSONAL INJURY. TROY-BILT LLC, P.O. BOX 361131 CLEVELAND, OHIO 44136-0019 Printed In USA FORM NO.
1 To The Owner Thank You Thank you for purchasing a Snow Thrower manufactured by Troy-Bilt LLC. It was carefully engineered to provide excellent performance when properly operated and maintained. Please read this entire manual prior to operating the equipment. It instructs you how to safely and easily set up, operate and maintain your machine. Please be sure that you, and any other persons who will operate the machine, carefully follow the recommended safety practices at all times.
Important Safe Operation Practices 2 WARNING! This symbol points out important safety instructions which, if not followed, could endanger the personal safety and/or property of yourself and others. Read and follow all instructions in this manual before attempting to operate this machine. Failure to comply with these instructions may result in personal injury. When you see this symbol.
Safe Handling of Gasoline 5. To avoid personal injury or property damage use extreme care in handling gasoline. Gasoline is extremely flammable and the vapors are explosive. Serious personal injury can occur when gasoline is spilled on yourself or your clothes which can ignite. Wash your skin and change clothes immediately. Never run an engine indoors or in a poorly ventilated area. Engine exhaust contains carbon monoxide, an odorless and deadly gas. 6.
Maintenance & Storage Do not modify engine 1. Never tamper with safety devices. Check their proper operation regularly. Refer to the maintenance and adjustment sections of this manual. 2. Before cleaning, repairing, or inspecting machine disengage all control levers and stop the engine. Wait until the auger/impeller come to a complete stop. Disconnect the spark plug wire and ground against the engine to prevent unintended starting. To avoid serious injury or death, do not modify engine in any way.
Safety Symbols This page depicts and describes safety symbols that may appear on this product. Read, understand, and follow all instructions on the machine before attempting to assemble and operate. Symbol Description READ THE OPERATOR’S MANUAL(S) Read, understand, and follow all instructions in the manual(s) before attempting to assemble and operate WARNING— ROTATING BLADES Keep hands out of inlet and discharge openings while machine is running.
3 Assembly & Set-Up Contents of Carton • One Snow Thrower • Two Replacement Auger Shear Pins • One Chute Assembly • One Snow Thrower Operator’s Manual • One Briggs & Stratton Engine Operator’s Manual • One Product Registration Card Assembly 4. IMPORTANT: Two replacement auger shear pins are included with this manual (or stowed in the plastic handle panel). Refer to the Maintenance section for more information regarding shear pin replacement.
NOTE: If the connector is not properly assembled, the shift rod will pivot and you will not be able to change speeds or direction. If the full range of speeds (forward and reverse) can not be achieved, refer to the “Maintenance and Adjustments” section. Place chute assembly onto chute base as shown in Figure 3-5. Make sure that the chute notches engage with the spiral end of chute directional control, and the two flange keepers are beneath the flange on the chute base.
Set-Up Shear Pins A pair of replacement auger shear pins and bow tie cotter pins have been included with your snow thrower. Store the pins in a convenient place for use if an original equipment shear pin should break. Chute Clean-Out Tool The chute clean-out tool is fastened to the top of the auger housing with a mounting clip and a cable tie at the factory. Cut the cable tie before operating the snow thrower.
4. With the auger control in the disengaged “up” position, walk to the front of the machine. 5. Confirm that the auger has completely stopped rotating and shows NO signs of motion. If the auger shows ANY signs of rotating, immediately return to the operator’s position and shut off the engine. Wait for ALL moving parts to stop before re-adjusting the auger control. Testing Drive Control & Shift Lever 1. With the engine turned off, move the shift lever into sixth (6) position. Refer to Figure 3-8. 2.
4 Controls and Features Drive Control Shift Lever Two-Way Chute Control™ Headlight Auger Control Wheel Steering Control Chute Assembly Chute Directional Control Fuel Cap Primer Choke Oil Fill Ignition Key Augers Clean-Out Tool Recoil Starter Handle Oil Drain Skid Shoe starter Button Electric starter Outlet Figure 4-1 Snow thrower controls and features are described below and illustrated in Fig. 4-1.
Primer Bulb Auger Control Pressing the primer bulb forces fuel directly into the engine’s carburetor to aid in starting a “Cold” engine. NOTE: Do not use the primer bulb to restart a warm engine after a short shutdown. Oil Fill Engine oil level can be checked and oil added through the oil fill. Skid Shoes Position the skid shoes based on surface conditions. Adjust upward for hard-packed snow. Adjust downward when operating on gravel or crushed rock surfaces.
Two-Way Chute Control™ Wheel Steering Controls The two-way chute control is located on the left side of the dash panel and is used to control the distance of snow discharge from the chute. The left and right wheel steering controls are located on the underside of the handles. Squeeze the right control to turn right; squeeze the left control to turn left. • To change the upper chute angle to control the distance that snow is thrown, pivot the lever forward or backward.
5 Operation Starting The Engine Recoil Starter 1. Attach spark plug wire to spark plug. Make certain the metal loop on the end of the spark plug wire (inside the rubber boot) is fastened securely over the metal tip on the spark plug. 1. 2. Make certain both the auger control and drive control are in the disengaged (released) position. 2. 3. Move throttle control up to FAST position. Insert ignition key into slot. Make sure it snaps into place. Do not attempt to turn the key.
To Engage Drive Operating Tips 1. NOTE: Allow the engine to warm up for a few minutes. The engine will not develop full power until it reaches operating temperature. Move the shift lever into one of the six forward (F) positions or two reverse (R) positions. Select a speed appropriate for the snow conditions and a pace you’re comfortable with. WARNING! The temperature of the muffler and the surrounding areas may exceed 150° F. Avoid these areas.
6 Maintenance & Adjustments Maintenance 4. Engine With the mounting holes toward the back, slide the new shave plate into position and secure with the fasteners removed previously. Refer to the Briggs & Stratton Engine manual packed with your machine for all engine maintenance. Lubrication Shave Plate and Skid Shoes Gear Shaft The shave plate and skid shoes on the bottom of the snow thrower are subject to wear. They should be checked periodically and replaced when necessary.
Auger Shaft At least once a season, one at a time, remove the shear pins from the auger shaft. Spray lubricant inside the hub of each auger spiral assembly and around the spacers on the auger shaft. Grease fittings can also be found at each end of the auger shaft. Lubricate flange bearings found at each end of the shaft with a grease gun once a season. See Figure 6-3. Shear Pin Vent Plug Gearbox Lube Fitting Lube Fitting at Each End of Auger Shaft 3.
1. 2. Loosen the two nuts which secure the chute bracket and reposition it slightly. Refer to Figure 6-5. Retighten the nuts. 3. With the drive control engaged, the friction wheel must contact the drive plate. See Figure 6-7. 4. If there is no friction wheel clearance, or the friction wheel does not solidly contact the drive plate, re-adjust the lock nut on the lower end of the drive cable following the instructions in the Assembly section. 5. Reassemble the frame cover.
7 Service Belt Replacement Belt Removal Preparation 1. Disconnect the chute crank assembly at the discharge chute end by removing the hairpin clip and the flat washer. Refer to Figure 7-1. 4. Loosen the bolt shown in Figure 7-3 securing the belt keeper bracket and remove the other bolt. Push the belt keeper bracket up off the engine pulley. Refer to Figure 7-3. Remove Loosen Figure 7-3 Figure 7-1 2.
2. Slip the auger control belt (the front belt) off the engine pulley. 3. Pull the brake bracket assembly towards the cable guide roller and unhook the auger cable “Z” fitting. Refer to Figure 7-5. 6. Block the impeller with a piece of wood the prevent from spinning and use a 1/2” wrench to remove the hex screw and flat washer from the center of the auger input shaft and auger pulley adapter. Refer to Figure 7-7. B Adapter Post C A Figure 7-5 4.
11. If also replacing the drive belt, proceed to the “Drive Belt” instruction. If not, reposition the transmission frame back onto the auger housing. Install the drive belt on the engine pulley, re-connect the auger cable “Z” fitting and auger idler rod ferrule to the brake bracket. Reposition and secure the engine pulley belt guard, and re-install the belt cover. NOTE: Make sure to remove the piece of wood blocking the impeller. Check the auger drive belt adjustment.
5. Holding the friction wheel assembly, slide the hex shaft out of the right side of the frame. The spacer on the left side of the hex shaft will fall and the sprocket should remain hanging lose in the chain. 6. Lift the friction wheel assembly out between the axle shaft and the drive shaft assemblies. 7. Remove four screws securing the friction wheel to the hub assembly (refer to Figure 7-11). Discard old friction wheel. Figure 7-12 14.
Off-Season Storage If the snow thrower will not be used for 30 days or longer, the equipment needs to be stored properly. Follow storage instructions below to ensure top performance from the snow thrower for many more years. NOTE: Refer to the engine manual for more detailed information on preparing the snow thrower engine for storage.
8 Troubleshooting Problem Engine fails to start Remedy 1. Choke control not in ON position. 1. Move choke control to ON position. 2. Spark plug wire disconnected. 2. Connect wire to spark plug. 3. Fuel tank empty or stale fuel. 3. Fill tank with clean, fresh gasoline. 4. Engine not primed. 4. Prime engine as instructed in the Operation section. 5. Faulty spark plug. 5. Clean, adjust gap, or replace spark plug. 6. Safety key not inserted . 6. Insert key fully into the switch. 1.
9 Replacement Parts Component Description Part Number Extention Cord, 110V 929-0071 Auger Drive Belt 954-04131 Wheel Drive Belt 954-0367 Friction Wheel Assembly 918-04178 Friction Wheel w/Bonded Rubber 718-04034 Halogen Lamp, 12V, (#890) 725-1658 Shear Pin, 1.
Notes 26 10
Section 10 — Notes 27
MANUFACTURER’S LIMITED WARRANTY FOR The limited warranty set forth below is given by Troy-Bilt LLC with respect to new merchandise purchased and used in the United States and/or its territories and possessions, and by MTD Products Limited with respect to new merchandise purchased and used in Canada and/or its territories and possessions (either entity respectively, “Troy-Bilt”). c.