Federal laws apply on federal lands. A spark arrester for the muffler is available through your nearest engine authorized service dealer or contact the service department, P.O. Box 368023 Cleveland, Ohio 44136-9722. CUB CADET CORP. P.O. BOX 368023 CLEVELAND, OHIO 44136-9722 PRINTED IN U.S.A.
If you have difficulty assembling this product or have any questions regarding the controls, operation or maintenance of this unit, please call the Cub Cadet Customer Dealer Referral Line at 1-(800)-528- 1009. Please have your unit’s model number and serial number ready when you call. See previous section to locate this information.
SECTION 1: IMPORTANT SAFE OPERATION PRACTICES 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—heed its warning.
Do not operate machine while under the influence 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. Exercise caution when changing direction and while operating on slopes.
SECTION 2: ASSEMBLING YOUR SNOW THROWER Unpacking From Carton • Cut along corners of the carton and lay it down flat. See Figure 1. Remove packing material. • Remove any loose parts included with unit (i.e., operator’s manual, etc.). • Roll unit out of carton.
• Lift the control handle up, and hook the “Z” end of the control cable into the bottom hole in the control handle, from the outside to the inside . If necessary, pull up on the end of the cable with a pair of pliers to obtain slack in order to hook it into the control handle.
SECTION 3: KNOW YOUR SNOW THROWER Be familiar with all the controls and their proper operation. Know how to stop the machine and disengage them quickly. • Compare Figure 9 with the controls on your snow thrower before starting the machine or trying to operate it. Auger Control Handle Chute Crank...
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. • The spark plug wire was disconnected for safety purposes during assembly. Attach spark plug wire to spark plug before starting.
SECTION 5: MAKING ADJUSTMENTS WARNING: NEVER attempt to make any adjustments while the engine is running, except where specified in the operator’s manual. Shave Plate • To check the adjustment of the shave plate, place the unit on a level surface. See Figure 12. The wheels, shave plate and augers should all contact level surface.
SECTION 6: MAINTAINING YOUR SNOW THROWER WARNING: Before servicing, repairing, or inspecting, disengage all clutch levers and stop engine. Wait until all moving parts have come to a complete stop. Disconnect spark plug wire and ground it against the engine to prevent unintended starting.
Lubrication • Lubricate pivot points on the control handle and the extension spring at the end of the clutch cable with a light oil once every season and before storage of the snow thrower at the end of the season. SECTION 7: OFF-SEASON STORAGE WARNING: Never store engine with fuel in...
SECTION 8: TROUBLESHOOTING GUIDE Problem Engine fails to start Fuel tank empty, or stale fuel Blocked fuel line Key not in ON position Spark plug wire disconnected Faulty spark plug Gasoline and oil not mixed correctly Engine runs erratic Unit running on choke Fuel line blocked, or stale fuel Water or dirt in fuel system Carburetor out of adjustment...
Model 421R 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 instance, if a part, numbered 700-xxxx, is painted Cub Yellow, the part number to order would be 700-xxxx-0716.
There is no other express warranty. Contact your authorized Cub Cadet servicing dealer who sold you your Cub Cadet equipment. If this dealer is not available, see the Consumer Yellow Pages under “lawn mowers” for the name of a dealer near you.