Tecumseh H30-40 User Manual
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TecumsehPower
Operator’s Manual
H30-40
Four-Cycle Engine • Horizontal 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 ............................. 12
VIII. Transporting Your Engine............................................................... 16
IX. Storing Your Engine ....................................................................... 16
X. Preventing Forest, Brush and Grass Fires..................................... 18
XI. Maintenance Intervals.................................................................... 18
California & US EPA Emission Control Warranty Statement.......... 20
Emission Control System Warranty ............................................... 21
XII. Warranty Information...................................................................... 22
181-789-14
(English) 1/01/08
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Table of contents
Document Outline
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- H30-40
- 181-789-14
- (English) 1/01/08
- IMPORTANT NOTICE!
- Safety Definitions
- Notice Regarding Emissions
- Tecumseh Contact Information
- I. General Safety Precautions
- A. Avoid Carbon Monoxide Poisoning
- B. Avoid Gasoline Fires
- C. Adult Supervision of Operation, Refueling and Maintenance
- D. Stay Away from Rotating Parts
- E. Do Not Modify Engine
- F. Avoid Burns and Fire from Hot Surfaces
- G. Avoid Accidental Starts
- H. Use Hearing Protection
- A. Engine Identification Decal
- B. Tecumseh Technician’s Handbooks
- A. Oil
- B. Fuel
- A. Checking Oil Level
- 10%
- 10%
- 15%
- 15%
- Figure 7. Engine Oil Level
- B. Filling Oil Sump
- I. Oil Fill Cap With Dipstick
- 1. Be sure engine is upright and level.
- 2. Unscrew oil fill cap from oil filler tube and wipe dipstick clean. See Figure 8.
- 3. Screw oil fill cap back into oil filler tube. Tighten securely.
- 4. Unscrew and remove oil fill cap from oil filler tube. Note oil level. If oil reading on dipstick is below “ADD” mark, slowly add oil to reach “FULL” level. See Figure 7.
- 5. Screw oil fill cap back into oil filler tube. Tighten securely.
- 6. Wipe away any spilled oil.
- II. Oil Fill Cap Without Dipstick (Oil Fill Plug)
- I. Oil Fill Cap With Dipstick
- C. Engine Stop Switch
- D. Filling Fuel Tank
- 1. Stop engine and allow it to cool before refueling.
- 2. Be sure engine is outdoors and in a well-ventilated area.
- 3. Clean area around fuel fill cap and remove fuel fill cap. See Figure 8.
- 4. Using an approved red GASOLINE container, add fuel slowly, being careful to avoid spilling. DO NOT overfill fuel tank. Leave space in the tank to allow fuel to expand without overflowing.
- 5. Replace anti-splash fuel fill cap securely and wipe up spilled fuel before starting engine. If fuel is spilled DO NOT start engine. Move machine away from area of spillage. Avoid creating any source of ignition until fuel vapors are gone.
- 6. Be sure fuel valve (optional) is open. See Figure 12.
- V. Starting Your Engine
- A. Engines with Electric Starters
- Table 3. Engine Sections with Electric Starter
- I. Engine With Primer Bulb
- 1. To avoid carbon monoxide poisoning, ensure engine is outdoors in a well-ventilated area.
- 2. Be sure fuel valve (optional) is open and all switches are on. See Figure 13.
- 3. Move Equipment Control (see equipment manufacturer’s instructions) or Engine Throttle Control to “FAST” position or “HIGH” position. See Figures 14 and 15.
- 4. When starting a cold engine, push primer bulb firmly with your thumb 3 times, allowing primer bulb to return completely to original position between pushes. See Figure 16.
- 5. Push starter button or turn ignition switch key (see equipment manufacturer’s instructions) to start engine.
- 6. When engine starts, release starter button or ignition switch key.
- 7. If engine fails to start after 3 attempts, repeat steps 2 thru 6 and try again.
- 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.
- Figure 13. Optional Fuel Valve Positions
- Figure 14. Typical Engine Symbols
- Figure 15. Engine Speed Control Levers
- Figure 16. Primer Bulb
- II. Engine With Choke
- 1. To avoid carbon monoxide poisoning, make sure engine is outdoors in a well-ventilated area.
- 2. Be sure fuel valve (optional) is open and all switches are on. See Figure 18.
- 3. Move Equipment Control (see equipment manufacturer’s instructions) or Engine Throttle Control to “FAST” position or “HIGH” position and set Choke Control to “FULL” position. See Figures 17, 19, and 20.
- 4. Push starter button or turn ignition switch key (see equipment manufacturer’s instructions) to start engine.
- 5. When engine starts:
- 6. Move Engine Speed Control to desired speed in “RUN” range. See Figures 19 and 20.
- 1. No Choke Position
- 2. 1/2 Choke Position
- 3. Full Choke Position
- Figure 17. Choke Control Positions
- Figure 18. Optional Fuel Valve Positions
- 7. If engine fires but does not continue to run, move Choke Control to “NO CHOKE” position and start engine.
- 8. If engine fails to start after 3 attempts in the “NO CHOKE” position, move Choke Control to “FULL CHOKE” position and start engine.
- 9. If engine does not start after following steps 1 thru 8, contact your Authorized Tecumseh Servicing Dealer. DO NOT attempt to start or troubleshoot this engine in any other way.
- B. Engines with Recoil Starters
- Table 4. Engine Sections with Recoil Starter
- I. Engine With Primer Bulb
- 1. To avoid carbon monoxide poisoning, ensure engine is outdoors in a well-ventilated area.
- 2. Be sure fuel valve (optional) is open and all switches are on. See Figure 18.
- 3. Move Equipment Control (see equipment manufacture’s instructions) or Engine Throttle Control to “FAST” position or “HIGH” position. See Figure 19 or 20.
- 4. When starting a cold engine, push primer bulb firmly with your thumb 3 times, allowing primer bulb to return completely to original position between pushes. See Figure 21.
- 5. Grasp starter cord handle. See Figure 22.
- 6. If engine fails to start after 3 attempts, repeat steps 2 thru 5 and try again.
- 7. If engine does not start after following steps 1 thru 6, contact your Authorized Tecumseh Servicing Dealer. DO NOT attempt to start or troubleshoot this engine in any other way.
- Figure 19. Typical Engine Symbols
- Figure 20. Engine Speed Control Levers
- Figure 21. Primer Bulb
- Figure 22. Starter Cord Handle
- II. Engine With Choke
- 1. To avoid carbon monoxide poisoning, ensure engine is outdoors in a well-ventilated area.
- 2. Be sure fuel valve (optional) is open and all switches are on. See Figure 23.
- 3. Move Equipment Control (see equipment manufacturer’s instructions) or Engine Throttle Control to “FAST” position or “HIGH” position and set Choke Control to “FULL” position. See Figures 24, 25 and 26.
- Figure 23. Optional Fuel Valve Positions
- Figure 24. Typical Engine Symbols
- Figure 25. Engine Speed Control Levers
- 4. Grasp starter cord handle. See Figure 27.
- 5. When engine starts:
- 6. Move Engine Speed Control to desired speed in “RUN” range. See Figures 24 and 25.
- 7. If engine fires but does not continue to run, move Choke Control to “NO CHOKE” position and start engine.
- 8. If engine fails to start after 3 attempts in the “NO CHOKE” position, move Choke Control to “FULL CHOKE” position and start engine.
- 9. If engine does not start after following steps 1 thru 8, contact your Authorized Tecumseh Servicing Dealer. DO NOT attempt to start or troubleshoot this engine in any other way.
- 1. No Choke Position
- 2. 1/2 Choke Position
- 3. Full Choke Position
- Figure 26. Choke Control Positions
- Figure 27. Recoil Starter Handle
- VI. Stopping Your Engine and Short-Term Storage
- VII. Maintenance
- A. Checking and Changing Oil
- 1. Be sure you find the correct drain plug location, if provided. See Figures 30, 31 and 32.
- 2. Disconnect spark plug wire and keep it away from spark plug. See “G. Avoid Accidental Starts” instructions on page 2. See Figures 28 and 29.
- Figure 28. Disconnecting/Connecting Spark Plug
- Figure 29. Typical Spark Plug Connection
- 3. Be sure the gas cap is on and is tightened securely. See Figures 30, 31 and 32.
- 4. Clean area around oil drain plug. See Figures 30, 31 and 32.
- 5. Place approved recyclable oil container under oil drain plug, tipping engine to position the oil drain plug at the lowest point on the engine. (See equipment manufacturer’s instructions).
- 6. Remove oil drain plug and drain oil. See Figures 30, 31 and 32.
- 7. Install oil drain plug and tighten securely.
- 8. Fill with recommended oil. See “III. Oil and Fuel Specifications” instructions on page 3. See Table 1 on page 3 and Table 2 on page 4.
- 9. Wipe away any spilled oil.
- 10. Carefully disconnect spark plug wire from grounding post, if provided.
- 11. Carefully re-connect spark plug wire to spark plug. See Figures 28 and 29.
- 1. Spark Plug Cap
- 2. Fuel Fill Cap
- 3. Oil Fill Plug
- 4. Optional Oil Drain
- Figure 30. Compact Model Component Locations
- Figure 31. Standard Model Component Locations
- Figure 32. Oil Drain/Fill Locations
- B. Removing Debris from Engine
- C. Spark Plug
- D. Cleaning/Replacing Air Cleaner
- 1. Levers and Linkage
- 2. Air Intake Screen
- 3. Muffler Guard
- 4. Cooling Fins
- Figure 33. Debris Removal Areas
- Figure 34. Resistor Spark Plug
- I. Servicing Foam Filters
- II. Servicing Paper Filters
- 1. Loosen cover screws. See Figure 35.
- 2. Turn cover counterclockwise and remove from base.
- 3. Remove optional foam filter (if present) from paper filter.
- 4. Remove paper/metal filter from base.
- 5. Clean inside of base and cover thoroughly.
- 6. Install new paper/metal element into base.
- 7. Install optional foam filter onto paper filter.
- 8. Turn cover clockwise and attach to base.
- 9. Install cover screws and tighten securely.
- 1. Turn cover to left (counterclockwise) and remove it and paper filter from flange. See Figure 36.
- 2. Discard filter.
- 3. Clean cover and flange thoroughly.
- 4. Install new paper filter into cover.
- 5. Position cover and filter against flange with tab on cover inserted into lower left corner of slot in flange.
- 6. Push cover firmly against flange and turn to right (clockwise) as far as it will go.
- 7. Be sure retainers are locked around flange.
- E. Adjustments
- F. Carburetor
- G. Engine Speed
- A. Short Term/Seasonal Storage
- B. Extended Storage
- I. Draining Fuel
- 1. To prevent serious injury from fuel fires, empty fuel tank by running engine until it stops from lack of fuel. DO NOT attempt to pour fuel from engine.
- 2. Run the engine while waiting until the remaining fuel is consumed.
- 3. Begin servicing the cylinder bore. See "II. Oil Cylinder Bore" instructions.
- II. Oil Cylinder Bore
- 1. Disconnect spark plug wire and keep it away from spark plug. "G. Avoid Accidental Starts" instructions on page 2. See Figures 37 and 38 on next page.
- 2. Remove spark plug.
- 3. Squirt 1oz. (30ml) of clean engine oil into spark plug hole.
- 4. Cover spark plug hole with rag to prevent fuel from spraying from spark plug hole when starter rope is pulled.
- 5. Grasp starter cord handle and pull out slowly using a full arm stroke. Repeat once. (This will distribute oil throughout the cylinder to prevent corrosion during storage.) Proceed to Step 8.
- 6. Push starter button or turn ignition switch key (see equipment manufacturer’s instructions) to cycle the engine for one to two seconds.
- 7. Turn ignition switch key to “OFF” position. Repeat Step 6. and Step 7. (This will distribute oil throughout the cylinder to prevent corrosion during storage.)
- 8. Remove rag covering spark plug hole and install spark plug.
- 9. Carefully disconnect spark plug wire from grounding post, if provided.
- III. Oil
- IV. Battery
- I. Draining Fuel
- (English) 1/01/08
- 181-789-14 (English) 1/01/08