Tecumseh OV490EA Operator's Manual
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Tecumseh OV490EA Operator's Manual

Four-cycle engine, vertical crankshatt, air-cooled
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OV490EA
Operator's Manual
Four-Cycle Engine • Vertical Crankshaft • Air-Cooled

Table of Contents

IMPORTANT NOTICE! Safety Definitions ........................................ ii
I. General Safety Precautions.............................................................. 1
II. How to Get Service........................................................................... 3
III. Oil and Fuel Specifications ............................................................... 3
IV. Before Starting Your Engine ............................................................. 4
V. Starting Your Engine ......................................................................... 6
VI. Stopping Your Engine and Short-Term Storage................................ 9
VII. Maintenance ................................................................................... 10
VIII. Transporting Your Engine ............................................................... 13
IX. Storing Your Engine ........................................................................ 13
X. Preventing Forest, Brush and Grass Fires ..................................... 15
XI. Maintenance Intervals .................................................................... 16
Emission Control System Warranty ................................................ 21
XII. Warranty Information ...................................................................... 22
(OHV140-180)
181-887-14
(English) 01/01/04

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Summary of Contents for Tecumseh OV490EA

  • Page 1: Table Of Contents

    OV490EA (OHV140-180) Operator’s Manual Four-Cycle Engine • Vertical Crankshaft • Air-Cooled Table of Contents IMPORTANT NOTICE! Safety Definitions ........ii I. General Safety Precautions.............. 1 II. How to Get Service................3 III. Oil and Fuel Specifications ............... 3 IV. Before Starting Your Engine ............. 4 V.

  • Page 2: Important Notice! Safety Definitions

    Catalyst (if so equipped). Tecumseh Contact Information For engine adjustments, repairs or warranty service not covered in this manual, contact your nearest Authorized Tecumseh Servicing Dealer. Find them on our website at www.TecumsehPower.com or call Tecumseh Power Company at 1-800-558-5402. ©Copyright 2004...

  • Page 3: General Safety Precautions

    1-800-558-5402 or visit • Use only an approved red GASOLINE container to www.TecumsehPower.com have store and dispense fuel. Tecumseh recommends questions. 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.
  • Page 4 NEVER tamper with factory setting of engine governor. WARNING Use of this engine on fun-carts, go-karts, or mini-bikes can result in serious injury or death. Tecumseh manufactures the Power Sport line of engines for use in such applications. Consult your local Authorized Tecumseh Servicing Dealer, call 1-800-558-5402, or go to www.TecumsehPower.com for additional information.

  • Page 5: How To Get Service

    II. How to Get Service For engine adjustments, repairs or warranty service not 2083 covered in this manual, contact your nearest Authorized Tecumseh Servicing Dealer. Find them on our website at www.TecumsehPower.com or call Tecumseh Power TECUMSEH POWER COMPANY Company at 1-800-558-5402.

  • Page 6: Before Starting Your Engine

    Do not allow oil level to fall below the “ADD” mark on dipstick. Doing so may result in equipment malfunction or damage. Contact your Authorized Tecumseh Servicing Dealer for Tecumseh Oil. Page 4 Four-Cycle Engine • Vertical Crankshaft • Air-Cooled...
  • Page 7 B. Filling Oil Sump 1. Be sure engine is upright and level. 2. Unscrew oil fill cap from oil filler tube and wipe dipstick clean. See Figure 7. 3. Screw oil fill cap back into oil filler tube. Tighten securely. 4.

  • Page 8: Starting Your Engine

    If you are unable to start this engine WARNING after following instructions in this manual, contact your Authorized Tecumseh Servicing Dealer. To avoid serious burn injuries or damage to your engine, DO NOT attempt to start or troubleshoot this engine in any other way.
  • Page 9 CHOKE” position, move choke control to “FULL CHOKE” position and start engine. 8. If engine does not start after following steps 1 thru 7, contact your Authorized Tecumseh Servicing Dealer. DO NOT attempt to start or troubleshoot this engine in any other way 181-887-14 Four-Cycle Engine •...
  • Page 10 “FULL CHOKE” position and pull the starter rope “CHOKE” position. again. 6. If engine does not start after following steps 1 thru 5, contact your Authorized Tecumseh Servicing Dealer. DO NOT attempt to start or troubleshoot this engine in any other way. Page 8 Four-Cycle Engine •...

  • Page 11: Stopping Your Engine And Short-Term Storage

    CHOKE” position and pull starter rope again. off the engine after use and remove ignition key, if provided. 8. If engine does not start after following steps 1 thru 7, contact your Authorized Tecumseh Servicing Dealer. Never store the engine with fuel in WARNING...

  • Page 12: Maintenance

    Changing the oil filter requires that additional oil be added to 5. Place approved recyclable oil container under oil drain fill the filter. plug. (See equipment manufacturer’s instructions). Contact your Authorized Tecumseh Servicing Dealer for a NOTE Tecumseh Oil Filter. Used oil must be disposed of at a proper collection center.
  • Page 13 .030 (0.76mm) if necessary. See Figure 23. 5. Install spark plug and tighten securely. NOTE A resistor spark plug must be used for replacement. Contact your Authorized Tecumseh Servicing Dealer for a Tecumseh Resistor Spark Plug. 1. .030 (0.76mm) Gap 2. Electrodes 3.
  • Page 14 Your air cleaner periodically needs to be cleaned or replaced. NOTE Contact your Authorized Tecumseh Servicing Dealer for a Tecumseh Air Cleaner. Servicing Foam Pre-Filter Clean foam pre-filter every 3 months or every 25 operating hours.

  • Page 15: Transporting Your Engine

    VIII. Transporting Your Engine IX. Storing Your Engine A. Short Term/Seasonal Storage NEVER transport this engine inside WARNING another vehicle or in any enclosed Clean Engine space if there is any gasoline in the tank. Fuel vapor or spilled fuel may ignite. Before servicing the engine remove the blower housing.
  • Page 16 NOTES NOTES Clean debris from engine before draining fuel from Tecumseh recommends using ULTRA-FRESH™ or Fuel carburetor. See "I. Clean Engine" instructions on page 13. Saver Plus Gasoline Stabilizer plus Fuel System Cleaner as an acceptable method of minimizing formation of fuel gum If you have prepared your fuel for short term storage it is not deposits during storage.

  • Page 17: Preventing Forest, Brush And Grass Fires

    II. Oil Cylinder Bore When lubricating cylinder bore, fuel WARNING may spray from spark plug hole. To prevent serious injury from fuel fires, follow these instructions: 1. Disconnect spark plug wire and keep it away from spark plug. See Figure 25. and Figure 26. •...

  • Page 18: Maintenance Intervals

    Every 5 Hours or Before Each Use Maintenance is one of the most important things that you 1. Check Oil Level can do to extend the life of your Tecumseh Engine. If you 2. Clean Cooling Fins are unable to perform maintenance intervals yourself,...
  • Page 19 Every 50 Hours or 3 Months Scheduled Maintenance Every 100 Hours or Seasonally Scheduled Maintenance 1. Change Oil 1. Replace Paper Filter 2. Replace Oil Filter Date_______________Owner/Dealer 3. Check Spark Plug Date_______________Owner/Dealer Date_______________Owner/Dealer Date_______________Owner/Dealer Date_______________Owner/Dealer Date_______________Owner/Dealer Date_______________Owner/Dealer Date_______________Owner/Dealer Date_______________Owner/Dealer Date_______________Owner/Dealer Date_______________Owner/Dealer Date_______________Owner/Dealer Date_______________Owner/Dealer...
  • Page 20 Page 18 Four-Cycle Engine • Vertical Crankshaft • Air-Cooled 181-887-14...
  • Page 21 NOTES 181-887-14 Four-Cycle Engine • Vertical Crankshaft • Air-Cooled Page 19...

  • Page 22: California & Us Epa Emission Control Warranty Statement

    Emission Control System Warranty (“ECS Warranty”) carburetor, ignition system and exhaust system. Also included which is provided to you by Tecumseh Power Company pursuant may be the compression release system and other emission- to California law. Tecumseh Power Company also provides to related assemblies.

  • Page 23: Emission Control System Warranty

    California small off-road engines (for other related part under this ECS Warranty shall be performed states, 1997 and later model year engines): at no charge to the owner at a Tecumseh Authorized Service Outlet. A. APPLICABILITY: This warranty shall apply to 1995 and later model year California small off-road engines (for other states, 5.

  • Page 24: Warranty Information

    (ii) defects or damage caused by alterations or modifications of new Tecumseh engines or parts or by normal wear, accidents, improper maintenance, improper use or abuse of the product, or failure to follow the instructions contained in an Instruction Manual for the operation of the new Tecumseh engine or part. The cost of normal maintenance or replacement of service items which are not defective shall be paid for by the original purchaser.

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