Table of Contents
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Safety • Operation • Maintenance • Storage • Troubleshooting
OPERATOR'S MANUAL
277cc, 357cc and 420 cc
Horizontal Shaft OHV Snow Engines
IMPORTANT:
READ SAFETY RULES AND INSTRUCTIONS CAREFULLY BEFORE OPERATION
769-05118
PRINTED IN U.S.A.
MTD Products Ltd., P. O. Box 1386, KITCHENER, ONTARIO N2G 4J1
06/05/09
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Table of Contents
Related Manuals for MTD 277cc
Summary of Contents for MTD 277cc
- Page 1 Safety • Operation • Maintenance • Storage • Troubleshooting OPERATOR’S MANUAL 277cc, 357cc and 420 cc Horizontal Shaft OHV Snow Engines IMPORTANT: READ SAFETY RULES AND INSTRUCTIONS CAREFULLY BEFORE OPERATION 769-05118 PRINTED IN U.S.A. MTD Products Ltd., P. O. Box 1386, KITCHENER, ONTARIO N2G 4J1 06/05/09...
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Page 3: Table Of Contents
This Operator’s Manual may cover a range of engine models. Characteristics and features discussed and/or illustrated in this manual may not be applicable to all engine models. MTD LLC reserves the right to change product specifications, designs, and equipment without notice and without incurring obligation. -
Page 4: Safe Operation Practices
WARNING: Gasoline and its vapors are extremely flammable and explosive. Fire or explosion can cause severe burns or death. If gasoline is spilled on yourself or your clothes, wash your skin and change clothes immediately. Gasoline and its vapors are •... -
Page 5: Safety Label Location
Rapid retraction of starter cord • Remove accumulated combustibles from muffler and cylinder area. (kickback) will pull hand and Rotating engine parts can arm toward engine faster than contact or entangle hands, feet, you can let go. Broken bones, hair, clothing, or accessories. fractures, bruises or sprains Traumatic amputation or severe could result. -
Page 6: Operating The Engine
Engine Components Muffler Oil Filler Cap/Dipstick Spark Plug Operating Fuel Fill Cap Primer Ignition Key Choke Engine Throttle Starter Handle Electric start button* Oil Drain Electric Switch Box* * Optional IMPORTANT: Your Figure 2-1: Front and rear views of the engine. snowthrower may or may not have been shipped Read this section before starting the engine. -
Page 7: Oil Recommendations
Pre-Operation Check Synthetic 0W-30 IMPORTANT: Your snowthrower may or may not have been shipped with oil in the engine. You must, however, check the oil level prior to operating the snow thrower. 5W-30 Running the engine with insufficient oil can cause serious engine damage and void the engine warranty. -
Page 8: Starting The Engine
Starting the Engine WARNING: Always keep hands and feet clear of moving parts. Do not use a pressurized starting fluid. Vapors are flammable. Operating NOTE: Allow the engine to warm up for a few min- utes after starting. The engine will not develop full power until it reaches operating temperatures. -
Page 9: Stopping The Engine
Stopping the Engine Engines with Starter Handle (non-electric start) WARNING: To avoid unsupervised en- gine operation, never leave the engine IMPORTANT: Do not pull the starter handle with unattended while running. Turn the engine running. engine off after use and remove ignition Insert ignition key fully into slot, Figure 2-4. -
Page 10: Maintaining The Engine
WARNING: Shut off the engine before Periodic inspection and adjustment of the engine is performing any type of maintenance. essential if high level performance is to be maintained. To prevent accidental start-up, discon- Regular maintenance will also ensure a long service life. nect the spark plug boot. -
Page 11: Spark Plug Service
Spark Plug Service WARNING: DO NOT check for spark Spark Plug with spark plug removed. DO NOT crank engine with spark plug removed. Maintaining WARNING: If the engine has been run- ning, the muffler will be very hot. Be careful not to touch the muffler. Engine To ensure proper engine operation, the spark plug must be properly gapped and free of deposits. - Page 12 Storage Engines stored over 30 days need to be drained of fuel to prevent deterioration and gum from forming in fuel system or on essential carburetor parts. If the gasoline in your engine deteriorates during storage, you may need to have the carburetor, and other fuel system components, serviced or replaced.
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Page 13: Troubleshooting
Troubleshooting For repairs beyond the minor adjustments listed here, contact an authorized service dealer. Problem Cause Solution Trouble- Engine fails to start Engine flooded from excessive Wait at least ten minutes before priming starting shooting Spark plug wire disconnected Connect wire to spark plug Fuel tank empty or stale fuel Fill tank with clean, fresh gasoline Engine not choked... -
Page 14: Emission Control System Warranty Statement
Elsewhere in the United States, new non-road, spark-ignition engines certified for model 2005 and later, must meet similar standards set forth by the U. S. EPA. MTD must warranty the emission control system on your engine for the period of time listed below, provided there has been no abuse, neglect or improper maintenance of your small off-road engine. - Page 15 4. Repair or replacement of any warranted part under the warranty provisions of this article must be performed at no charge to the owner at a warranty station. 5. Notwithstanding the provisions of Subsection (4) above, warranty services or repairs must be provided at all MTD distribution centers that are franchised to service the subject engines.
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