Operator Manual
Page 1
.../08 Warranty Information 22 Visit our web site at www.TecumsehPower.com LOG ON! Operator's Manual LH318XA (HM80-100) LH358EA/LH358XA Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled Table of Contents IMPORTANT NOTICE! How to Get Service 3 III. Oil and Fuel Specifications 4 IV. Starting Your Engine 8 VI...
.../08 Warranty Information 22 Visit our web site at www.TecumsehPower.com LOG ON! Operator's Manual LH318XA (HM80-100) LH358EA/LH358XA Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled Table of Contents IMPORTANT NOTICE! How to Get Service 3 III. Oil and Fuel Specifications 4 IV. Starting Your Engine 8 VI...
Operator Manual
Page 2
...potentially hazardous situation which if NOT avoided, could result in any way with Tecumseh Products Company. ©Copyright 2006, 2008 TecumsehPower Company All Rights Reserved Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled 181-630-14 Before operating this... carefully and familiarize yourself with California and U.S. Page ii The trademarks TECUMSEH® and the DESIGN (Native American Head logo) are used by TecumsehPower Company under license from Tecumseh Products Company. TecumsehPower Company is no longer owned by the following emission control...
...potentially hazardous situation which if NOT avoided, could result in any way with Tecumseh Products Company. ©Copyright 2006, 2008 TecumsehPower Company All Rights Reserved Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled 181-630-14 Before operating this... carefully and familiarize yourself with California and U.S. Page ii The trademarks TECUMSEH® and the DESIGN (Native American Head logo) are used by TecumsehPower Company under license from Tecumseh Products Company. TecumsehPower Company is no longer owned by the following emission control...
Operator Manual
Page 3
... of 2.5 gallons or less. Fill fuel tank outdoors in serious injury or death. Draining Fuel" instructions on page 2. 181-630-14 Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled Page 1 Stay Away from Rotating Parts NEVER operate the engine with a capacity of carbon monoxide poisoning, leave the area...
... of 2.5 gallons or less. Fill fuel tank outdoors in serious injury or death. Draining Fuel" instructions on page 2. 181-630-14 Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled Page 1 Stay Away from Rotating Parts NEVER operate the engine with a capacity of carbon monoxide poisoning, leave the area...
Operator Manual
Page 4
... the disconnected spark plug wire securely away from Hot Surfaces The muffler and other dry ground cover. Typical Spark Plug Connection Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled 181-630-14 Avoid Burns and Fire from metal parts where arcing could occur. • Carefully attach the spark...
... the disconnected spark plug wire securely away from Hot Surfaces The muffler and other dry ground cover. Typical Spark Plug Connection Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled 181-630-14 Avoid Burns and Fire from metal parts where arcing could occur. • Carefully attach the spark...
Operator Manual
Page 5
... additional information. The engine identification decal also includes engine life specifications for LH models. See Figure 6. Technician's Handbook 181-630-14 Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled Page 3 How to the emission compliance life as part #692509 or #740049 for the emissions-related useful life period...
... additional information. The engine identification decal also includes engine life specifications for LH models. See Figure 6. Technician's Handbook 181-630-14 Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled Page 3 How to the emission compliance life as part #692509 or #740049 for the emissions-related useful life period...
Operator Manual
Page 6
... not be considered warranty. Checking Oil Level To avoid engine damage, it is warm. NOTES DO NOT overfill oil filler. Page 4 Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled 181-630-14 Contact your Authorized TecumsehPower Servicing Dealer. Recommended Fuel Fuel Component Ethanol Grain Alcohol ("Gasohol") MTBE (Methyl...
... not be considered warranty. Checking Oil Level To avoid engine damage, it is warm. NOTES DO NOT overfill oil filler. Page 4 Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled 181-630-14 Contact your Authorized TecumsehPower Servicing Dealer. Recommended Fuel Fuel Component Ethanol Grain Alcohol ("Gasohol") MTBE (Methyl...
Operator Manual
Page 7
... any spilled oil. C. When oil level drops below . 5. See Figure 10. Oil Fill Cap with Long Dipstick 4. Low Oil Shutdown Switch Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled Page 5 See Figure 8. 3. Pressing the "OFF" position of the Shutdown Switch while the engine is running. Oil Fill Cap...
... any spilled oil. C. When oil level drops below . 5. See Figure 10. Oil Fill Cap with Long Dipstick 4. Low Oil Shutdown Switch Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled Page 5 See Figure 8. 3. Pressing the "OFF" position of the Shutdown Switch while the engine is running. Oil Fill Cap...
Operator Manual
Page 8
... TecumsehPower replacement Fuel Fill Cap. Be sure engine is open. Be sure fuel valve, if present (see "III. Engine Components Page 6 Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled 181-630-14 E. The float switch in a well-ventilated area. 3. See Figure 11. F. Low Oil Shutdown System Some engines...
... TecumsehPower replacement Fuel Fill Cap. Be sure engine is open. Be sure fuel valve, if present (see "III. Engine Components Page 6 Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled 181-630-14 E. The float switch in a well-ventilated area. 3. See Figure 11. F. Low Oil Shutdown System Some engines...
Operator Manual
Page 9
... and tighten the wing nut. If the engine is available at the muffler. See Figure 14. H. See Figure 15. I . Climate Guard Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled Page 7 Lift the cover of the air cleaner. 2. Fuel Valve Positions Summer Position Winter Position Figure 14. Climate Guard...
... and tighten the wing nut. If the engine is available at the muffler. See Figure 14. H. See Figure 15. I . Climate Guard Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled Page 7 Lift the cover of the air cleaner. 2. Fuel Valve Positions Summer Position Winter Position Figure 14. Climate Guard...
Operator Manual
Page 10
... 5. 1 2 1. NOTES DO NOT operate an electric starter for several different types of such operation. Engine Stop Switch 1 3 2 1. Typical Engine Symbols Page 8 Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled 181-630-14
... 5. 1 2 1. NOTES DO NOT operate an electric starter for several different types of such operation. Engine Stop Switch 1 3 2 1. Typical Engine Symbols Page 8 Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled 181-630-14
Operator Manual
Page 11
... to "FULL CHOKE" position and start after 3 attempts in any other way. "NO CHOKE" Position Figure 21. Vertical Mounted Choke Control Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled Page 9 NOTES If engine starts but does not continue to run, move choke control to "FULL CHOKE" position. If...
... to "FULL CHOKE" position and start after 3 attempts in any other way. "NO CHOKE" Position Figure 21. Vertical Mounted Choke Control Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled Page 9 NOTES If engine starts but does not continue to run, move choke control to "FULL CHOKE" position. If...
Operator Manual
Page 12
"ON" Position 2. "OFF" Position 3. Engine Mounted Speed Controls Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled 181-630-14 See Figure 13 on . Afterward, continue reading instructions below . 4. Low Oil Shutdown Switch STOP STOP SLOW ...
"ON" Position 2. "OFF" Position 3. Engine Mounted Speed Controls Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled 181-630-14 See Figure 13 on . Afterward, continue reading instructions below . 4. Low Oil Shutdown Switch STOP STOP SLOW ...
Operator Manual
Page 13
... engine. 8. "NO CHOKE" Position 3. "NO CHOKE" Position Figure 27. Vertical Mounted Choke Control 181-630-14 Figure 28. Starter Cord Handle Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled Page 11
... engine. 8. "NO CHOKE" Position 3. "NO CHOKE" Position Figure 27. Vertical Mounted Choke Control 181-630-14 Figure 28. Starter Cord Handle Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled Page 11
Operator Manual
Page 14
... oil drain plug. 5. NOTE Used oil must be warm but NOT hot from spark plug. Fill with Short Dipstick 6. Page 12 Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled 181-630-14 Always turn off the engine after first 2 operating hours and every 25 operating hours thereafter; Doing...
... oil drain plug. 5. NOTE Used oil must be warm but NOT hot from spark plug. Fill with Short Dipstick 6. Page 12 Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled 181-630-14 Always turn off the engine after first 2 operating hours and every 25 operating hours thereafter; Doing...
Operator Manual
Page 15
... premature engine wear and failure. NEVER run engine without complete air cleaner installed on or clean a paper filter. 181-630-14 Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled Page 13 Your engine will insure adequate cooling, correct engine speed and reduce the risk of air cleaner on...
... premature engine wear and failure. NEVER run engine without complete air cleaner installed on or clean a paper filter. 181-630-14 Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled Page 13 Your engine will insure adequate cooling, correct engine speed and reduce the risk of air cleaner on...
Operator Manual
Page 16
.... 3. Clean inside of engine governor. Install foam pre-filter, if present (see "I. H. Foam Pre-Filter 4. Paper Filter 5. Air Cleaner "B" Page 14 Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled 181-630-14 Remove wing nut. Inspect filters for most conditions. Servicing Foam Filters" and/ or "II. Engine Speed...
.... 3. Clean inside of engine governor. Install foam pre-filter, if present (see "I. H. Foam Pre-Filter 4. Paper Filter 5. Air Cleaner "B" Page 14 Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled 181-630-14 Remove wing nut. Inspect filters for most conditions. Servicing Foam Filters" and/ or "II. Engine Speed...
Operator Manual
Page 17
... following areas: • Cooling Fins • Air Intake Screen • Levers • Linkage • Guards • Carburetor • Head Removing debris will insure adequate cooling, correct engine speed and reduce the risk of fire. Drain fuel into an approved red GASOLINE container, being .... WARNING If there is to avoid spilling. 3. Fuel Treatment" instructions on page 16. 181-630-14 Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled Page 15 Afterward, continue reading instructions below. Fuel vapor or spilled fuel may lead to transport...
... following areas: • Cooling Fins • Air Intake Screen • Levers • Linkage • Guards • Carburetor • Head Removing debris will insure adequate cooling, correct engine speed and reduce the risk of fire. Drain fuel into an approved red GASOLINE container, being .... WARNING If there is to avoid spilling. 3. Fuel Treatment" instructions on page 16. 181-630-14 Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled Page 15 Afterward, continue reading instructions below. Fuel vapor or spilled fuel may lead to transport...
Operator Manual
Page 18
... formation of fuel. II. Oil Change oil if NOT changed within the last 3 months. Page 16 Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled 181-630-14 This product is NOT necessary to pour fuel from carburetor. See "B. Short-Term/Seasonal Storage" instructions on page 15. Afterward, continue reading...
... formation of fuel. II. Oil Change oil if NOT changed within the last 3 months. Page 16 Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled 181-630-14 This product is NOT necessary to pour fuel from carburetor. See "B. Short-Term/Seasonal Storage" instructions on page 15. Afterward, continue reading...
Operator Manual
Page 19
.... • Disconnect battery at negative terminal first, if engine is pulled. Turn ignition switch key to be installed. 181-630-14 Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled Page 17 Remove rag covering spark plug hole. 9. See Figure 35. Figure 34. Preventing Forest, Brush and Grass Fires...
.... • Disconnect battery at negative terminal first, if engine is pulled. Turn ignition switch key to be installed. 181-630-14 Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled Page 17 Remove rag covering spark plug hole. 9. See Figure 35. Figure 34. Preventing Forest, Brush and Grass Fires...
Operator Manual
Page 20
.../Dealer Date Owner/Dealer Date Owner/Dealer Date Owner/Dealer Date Owner/Dealer Date Owner/Dealer Date Owner/Dealer Page 18 Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled 181-630-14 Change Oil Date Owner/Dealer Every 5 Hours or Before Each Use 1. ALWAYS promptly follow maintenance intervals...
.../Dealer Date Owner/Dealer Date Owner/Dealer Date Owner/Dealer Date Owner/Dealer Date Owner/Dealer Date Owner/Dealer Page 18 Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled 181-630-14 Change Oil Date Owner/Dealer Every 5 Hours or Before Each Use 1. ALWAYS promptly follow maintenance intervals...