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Tecumseh AV520 -, Operator'S Manual

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Tecumseh AV520 - Operator'S Manual Download Page 17

181-624-14

Two-Cycle Engine • Vertical Crankshaft • Air-Cooled

Page 15

Every 25 Hours or 3 Months

1. Clean Foam Filter
2. Clean Air Filter Screens

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Every 100 Hours or Seasonally

1. Replace Spark Plug

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Every 75-100 Hours or Seasonally

1. Clean Muffler & Cylinder Exhaust Ports

 NOTE

For this maintenance procedure it is recommended that 
the engine be taken to an Authorized TecumsehPower 
Servicing Dealer.

Summary of Contents for AV520 -

Page 1: ...IX Storing Your Engine 12 X Preventing Forest Brush and Grass Fires 14 XI Maintenance Intervals 14 California US EPA Emission Control Warranty Statement 20 Emission Control System Warranty 21 XII War...

Page 2: ...ourself with operating maintenance components and safety instructions Notice Regarding Emissions NOTE Engines which are certified to comply with California and U S EPA emission regulations for SORE Sm...

Page 3: ...fuel TecumsehPower Company recommends purchasing gasoline in containers with a capacity of 2 5 gallons or less Small containers are easier to handle and help eliminate spillage during refueling DO NOT...

Page 4: ...ay from metal parts where arcing could occur Carefully attach the spark plug wire to the grounding post if provided Disconnect battery at negative terminal first if engine is equipped with a DC electr...

Page 5: ...il instructions on page 4 Afterward continue reading instructions below NOTES Use of NMMA TC WII or TC W3 JASO FB or JASO FC classified oil is recommended Special formulated oils are available at your...

Page 6: ...t should fuel this engine NEVER allow children to refuel this engine Gasoline fuel vapors are highly flammable and can explode Fuel vapors can spread and be ignited by a spark or flame many feet away...

Page 7: ...an adult has determined they are experienced and capable of such operation If you are unable to start this engine after following instructions in this manual contact your Authorized TecumsehPower Serv...

Page 8: ...dle See Figure 14 on page 7 Afterward continue reading instructions below a Pull rope out slowly until you feel drag b Without allowing the rope to retract continue pulling rope with one rapid full ar...

Page 9: ...original position between pushes See Figure 13 NOTES Cooler temperatures may require pushing primer bulb firmly with your thumb 5 times DO NOT use choke or primer bulb to restart a warm engine after...

Page 10: ...ce heaters clothes dryers electric motors etc Doing so may lead to an explosion resulting in death or serious injury 1 Move remote control on equipment or engine mounted control or any ignition stop s...

Page 11: ...is guard or a metal debris guard called the Top Hat Both debris guards must also be kept clean to prevent engine overheating See Figure 19 NOTES Contact your Authorized TecumsehPower Servicing Dealer...

Page 12: ...ly dry 4 Saturate with engine oil and press DO NOT twist to distribute oil 5 Remove excess oil II Servicing Screens 1 Wash in a solution of water and detergent 2 Rinse thoroughly in clear water Air dr...

Page 13: ...will VOID THE ENGINE WARRANTY F Muffler and Cylinder Exhaust Ports The muffler and cylinder exhaust ports require cleaning after every 75 to 100 hours of operation NOTE For this maintenance procedure...

Page 14: ...stabilizer it is likely that your carburetor will have gum deposits a clogged fuel system and WILL VOID YOUR WARRANTY Prepare the fuel for extended storage See B Extended Storage instructions on page...

Page 15: ...t is not necessary to lubricate the cylinder bore II Oil Cylinder Bore When lubricating cylinder bore fuel may spray from spark plug hole To prevent serious injury from fuel fires follow these instruc...

Page 16: ...aintenance Every 5 Hours or Before Each Use 1 Clean Cooling Fins Date_______________Owner Dealer Date_______________Owner Dealer Date_______________Owner Dealer Date_______________Owner Dealer Date___...

Page 17: ..._Owner Dealer Date_______________Owner Dealer Date_______________Owner Dealer Date_______________Owner Dealer Every 100 Hours or Seasonally 1 Replace Spark Plug Date_______________Owner Dealer Date___...

Page 18: ...Page 16 Two Cycle Engine Vertical Crankshaft Air Cooled 181 624 14...

Page 19: ...181 624 14 Two Cycle Engine Vertical Crankshaft Air Cooled Page 17 NOTES...

Page 20: ...Page 18 Two Cycle Engine Vertical Crankshaft Air Cooled 181 624 14...

Page 21: ...181 624 14 Two Cycle Engine Vertical Crankshaft Air Cooled Page 19 NOTES...

Page 22: ...ny may deny you warranty coverage if your small off road engine or a part thereof has failed due to abuse neglect improper main tenance or unapproved modifications You are responsible for presenting y...

Page 23: ...acement the part shall be repaired or replaced by TecumsehPower Company according to Subsection 4 below Any such emissions related part repaired or replaced under the ECS Warranty shall be warranted f...

Page 24: ...ngine model number on the Important Engine Information decal One letter in the engine model number will be surrounded by parenthesis A B C D E H K or M and that letter is your engine warranty category...

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