Tecumseh HM80 Automobile User Manual
Contents
1. TECUMSEH k OPERATOR S MANUAL and MAINTENANCE INSTRUCTIONS for TECUMSEH HM80 HM90 MODEL 4M100 HHM80 2 RESPECT NATURE i MOO LOUA HORIZONTAL CRANKSHAFT AIR COOLED FOUR CYCLE ENGINE EGH SEH PROD SSeS THIS SYMBOL POINTS OUT IMPORTANT SAFETY INSTRUCTIONS WHICH IF NOT FOLLOWED COULD ENDANGER THE PER SONAL SAFETY AND OR PROPERTY OF YOURSELF AND OTHERS READ AND FOLLOW ALL INSTRUCTIONS IN THIS MANUAL AND ANY PROVIDED WITH THE EQUIPMENT ON WHICH THIS ENGINE IS USED BEFORE ATTEMPTING TO OPERATE YOUR TECUMSEH ENGINE THESE SYMBOLS MAY APPEAR ON THE ENGINE oe A ENGINES WHICH ARE CERTIFIED TO COMPLY WITH CALIFORNIA AND U S EPA EMISSION REGULATIONS FOR ULGE ENGINES are certified to operate on regular unleaded gasoline include the following emission control system s EM TWC ifso equipped Do not include any user adjustable features therefore no other adjustments are needed OIL amp FUEL RECOMMENDATIONS TO OPERATE ENGINE YOU WILL NEED THE FOLLOWING A CLEAN HIGH QUALITY DETERGENT OIL Be sure original container is marked A P I service SF SJ FOR SUMMER ABOVE 32 F 0C USE SAE 30 OIL Tecumseh specially formulated oil is available at any Authorized Tecumseh Service Outlet Order as part number 730225 Using multigrade oil will increase oil consumption FOR WINTER BELOW 32 F 0C USE SAE 5W30 OIL Tecumseh specially fo2. 3 months or every 25 operating hours Clean and re oil daily if used in extremely dusty conditions NOTE DO NOT OIL FOAM FILTER ON AIR CLEANER A a Wash in water and detergent solution and squeeze don t twist until all dirt is removed b Rinse thoroughly in clear water c Wrapinacleancloth and squeeze don ttwist until completely dry d Saturate with engine oil and squeeze don t twist to distribute oil and remove excess oil 2 PAPER FILTER DO NOT ATTEMPT TO CLEAN OR OIL FILTER Replace once a year or every 100 operating hours more often if used in extremely dusty conditions Replacement filters are available at any Authorized Tecumseh Service Outlet 181 630 14 MAINTENANCE Continued B TO REMOVE AND INSTALL FILTER S AIR CLEANER A see Figure 7 1 Remove wing nut and cover 2 Slide foam filter if so equipped off paper filter WNP RENAN Pw OY UI AIR CLEANER A Discard paper filter Clean inside of base and cover thoroughly Install new paper filter on base Slide foam filter if so equipped over paper filter Install cover and wing nut Tighten wing nut securely R CLEANER B amp C see Figure 7 Remove wing nut and cover Slide foam filter off paper filter Inspect filters for discoloration or dirt accumulation If either is present service per preceding TO SERVICE FILTER S instructions Remove paper filter if service is necessary Clean topside
3. WIPE ANY FUEL SPILLAGE FROM ENGINE AND EQUIPMENT BEFORE STARTING ENGINE A SYSTEM MUST BE LEAKPROOF AND MEET ALL APPLICABLE CODES AND REGULATIONS FUEL TANK FUEL VALVE OPEN POSITION SHOWN TURN CLOCKWISE TO OFF POSITION Figure 2 V CHECK THE FOLLOWING A BE SURE EQUIPMENT IS IN NEUTRAL GEAR WITH CLUTCHES A BELTS CHAINS AND SAFETY SWITCHES DISENGAGED FOL LOW EQUIPMENT MANUFACTURER S INSTRUCTIONS THIS SHOULD PLACE ANY SAFETY SWITCHES IN SAFE STARTING POSITION B Be sure spark plug wire is attached to spark plug see Figure 1 C Besure stop switch ifso equipped see Figure 1 is notcontacting spark plug D Be sure any ignition switch and or control lever on engine or equipment is in ON RUN or START position E Be sure fuel valve if so equipped see Figure 2 is open Paae 2 If your engine is equipped with a CLIMATE GUARD air cleaner make sure scoop is posi tioned correctly WINTER Below 32 F 0 C Scoop should be pointed directly at muf fler SUMMER Above 32 F 0 C Scoop should be pointed towards blower housing approximately 45 clockwise from winter position IMPORTANT In order for engine to operate smoothly and efficiently it is important for scoop to be in proper position for season If your engine is not equipped with a CLIMATE GUARD air cleaner and you would like to operate your engine in temperatures below 32 F
4. CHOKE POSITION CHOKE LEVER NO CHOKE POSITION CHOKE LEVER NO CHOKE POSITION FULL CHOKE POSITION Figure 4 181 630 14 STA RTING Continued i ELECTRIC STARTER A Move choke lever see Figure 3 or 4 to FULL CHOKE POSITION NOTE IF RESTARTING A WARM ENGINE AFTER A SHORT SHUTDOWN MOVE CHOKE LEVER TO NO CHOKE POSITION B Move equipment control see manufacturer s instructions or engine control to START C Push starter button or turn ignition switch key see equipment manufacturer s instructions to crank engine D Crank engine until it fires When it starts release starter button or ignition switch key and move choke lever to 1 2 CHOKE until engine runs smoothly and then to NO CHOKE POSITION If engine falters move choke lever to 1 2 CHOKE until engine runs smoothly and then to NO CHOKE POSITION NOTE Ifengine fires butdoes not continue to run move choke lever to NO CHOKE POSITION and crank engine until it starts NOTE If engine again fires but does not continue to run move choke lever to FULL CHOKE and repeat instructions B C and D until engine starts a amp Move equipment control or any ignition stop switch on engine to STOP or OFF See equipment manufacturer s instructions i Push stop switch if so equipped see Figure 1 located next to spark plug on engine against spark plug and hold it in this position until engine is c
5. ENGINE SPEED OVERSPEEDING ENGINE ABOVE FACTORY HIGH SPEED SETTING CANBE DANGEROUS CHANGING OF ENGINE GOVERNED SPEED WILL VOID ENGINE WARRANTY For engine adjustments and or repairs not covered in this OPERATOR S MANUAL see WARRANTY amp REPAIR on Page 6 Page 5 STORAGE NEVER STORE ENGINE WITH FUEL IN TANK INDOORS OR IN ENCLOSED POORLY VENTILATED AREAS WHERE FUEL FUMES MAY REACH AN OPEN FLAME SPARK OR PILOT LIGHT AS ONA FURNACE WATER HEATER CLOTHES DRYER OR OTHER GAS APPLIANCE IF ENGINE IS TO BE UNUSED FOR 30 DAYS OR MORE PREPARE AS FOLLOWS DRAIN FUEL SYSTEM A Remove all gasoline from carburetor and fuel tank to prevent gum deposits from forming on these parts and causing possible malfunction of engine DRAIN FUEL INTO APPROVE D CONTAINER OUTDOORS AWAY FROMOPENFLAME BE SURE ENGINE IS COOL DO NOTSMOKE B Runengine until fuel tank is empty and engine stops due to lack of fuel NOTE If Gasohol has been used complete above instructions and then put 1 2 pint of Unleaded gasoline into fuel tank and repeat above instructions NOTE Tecumseh SMART START gasoline preservative and stabilizer is an acceptable alternative in minimizing the formation of fuel gum deposits during storage Add stabilizer to gasoline in fuel tank orstorage container Always follow mix ratio found on stabilizer container Run engine at least 10 minutes after adding stabilizer to allow it to rea
6. Group Service Division 900 North Street Grafton Wisconsin 53024 1499 ENGINE WARRANTY PERIOD CONSUMER USE COMMERCIAL USE Warranty Within U S A Outside U S A Within Outside Categoryt and Canada and Canada USA and Canada USA and Canada 2 years on engine 10 years on electronic ignition 1 year for Australia New Zealand for rotary mower engines For purposes of this warranty policy consumer use shall mean consumer s personal residential household use by the original retail purchaser For purposes of this warranty policy commercial use shall mean all other uses including use for commercial income producing or rental purposes The engine warranty category of your engine can be determined by review of the engine model number on the Important Engine Information decal One letter in the engine model number will be surrounded by parens A B C D E H or K and that letter is your engine warranty category designation IN CALIFORNIA ONLY THIS EXPRESS WARRANTY IS SUPPLEMENTED BY THE TECUMSEH CALIFORNIA EMISSION CONTROL WARRANTY STATEMENT THIS EXPRESS WARRANTY IS IN LIEU OF ALL OTHER EXPRESS WARRANTIES Neither Tecumseh nor any of its affiliates makes any warranties representations or promises written or oral as to the quality of the engine or any of its parts other than as set forth herein ANY IMPLIED WARRANTY OF MARKETABILITY OR FITNESS FOR A PARTICULAR PURPOSE TO THE EXTENT THAT EITHE
7. to power any vehicle in competitive racing and or used on any commercial or rental track or 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 At the time warranty service is requested evidence must be presented of the date of purchase by the original purchaser Any charge for making service calls and or for transporting any engine or part s thereof to and from the place where the inspection and or warranty work is performed is payable solely by the purchaser The purchaser is responsible for any damage or loss incurred in connection with the transportation of any engine or part s thereof submitted for inspection and or warranty work WARRANTY SERVICE CAN ONLY BE PERFORMED BY A TECUMSEH AUTHORIZED SERVICE OUTLET OR BY TECUMSEH AT ITS FACTORY IN GRAFTON WISCONSIN Warranty service can be arranged by contacting either a Tecumseh Authorized Service Outlet any Tecumseh Registered Service Dealer Tecumseh Master Service Dealer Tecumseh Authorized Service Distributor or Tecumseh Central Warehouse Distributor or by contacting Tecumseh c o Service Manager Engine and Transmission
8. 0 C a CLIMATE GUARD Conversion Kit is available at any Autho rized Tecumseh Service Outlet Order as kit number 730630 STARTING NEVER RUN ENGINE INDOORS OR IN ENCLOSED POORLY VENTILATED AREAS ENGINE EXHAUST CONTAINS CARBON DEADLY GAS KEEP HANDS FEET HAIR AND LOOSE CLOTHING AWAY FROM ANY MOVING PARTS ON ENGINE AND EQUIPMENT WARNING TEMPERATURE OF MUFFLER AND NEARBY AREAS MAY EXCEED 150 F 65 C AVOID THESE AREAS RECOIL STARTER A Move choke lever see Figure 3 or 4 to FULL CHOKE POSITION NOTE IF RESTARTING A WARM ENGINE AFTER A SHORT SHUTDOWN MOVE CHOKE LEVER TO NO CHOKE POSITION B Move equipment control see manufacturer s instructions or engine control to START C Grasp starter handle see Figure 1 and pull rope out slowly until it pulls harder Letrope rewind slowly Then pull rope with a rapid full arm stroke Let rope return to starter slowly D When engine starts move choke lever to 1 2 CHOKE until engine runs smoothly and then to NO CHOKE POSITION If engine falters move choke lever to 1 2 CHOKE until engine runs smoothly and then to NO CHOKE POSITION NOTE If engine fails to start after three 3 pulls move choke lever to NO CHOKE POSITION and pull starter rope again NOTE If engine fires but does not continue to run move choke lever to FULL CHOKE and repeat instructions B C and D until engine starts FULL
9. IL STARTER STARTER HANDLE Pigura 181 630 14 BEFORE STARTING READALLINSTRUCTIONS PROVIDED WITHTHE EQUIPMENT ON WHICH THIS ENGINE IS USED FILL OIL SUMP OR CHECK OIL LEVEL IMPORTANT To avoid engine damage never run engine unless Oil level is between FULL and ADD marks on dipstick Oil fill plug is tightened securely into oil fill tube or hole CHECK OIL LEVEL OFTEN DURING ENGINE BREAK IN A POSITION EQUIPMENT SO ENGINE IS LEVEL B Clean area around oil fill plug see Figure 1 C Remove oil fill plug and dipstick D Wipe dipstick clean insertitinto oil fill hole and tighten securely remove dipstick If oil is not up to FULL mark on dipstick add recommended oil POUR SLOWLY Wipe dipstick clean each time oil level is checked IMPORTANT DONOTFILLABOVE FULL MARKONDIPSTICK E Install oil fill plug and dipstick tighten securely See MAINTENANCE section for further oil instructions els FUEL TANK Clean area around fuel fill cap remove cap a Add UNLEADED regular gasoline slowly to fuel tank Use a funnel to help avoid spillage IMPORTANT NEVER MIX OIL WITH GASOLINE Install fuel fill cap and wipe up any spilled gasoline C NEVER FH FUE FANKINDOORS NEVER FILE FUEL TANK A WHEN ENGINE IS RUNNING OR HOT DO NOT SMOKE WHEN FILLING FUEL TANK NEVE RFE FUE FANK COMPEETEEY FHE TANK TOF BELOW BOTTOM OF FILLER NECK TO PROVIDE SPACE FOR FUEL EXPANSION
10. R MAY APPLY TO ANY TECUMSEH ENGINE OR PART S THEREOF SHALL BE LIMITED IN DURATION TO THE PERIODS OF THE EXPRESS WARRANTIES SHOWN IN THE WARRANTY PERIOD CHART ABOVE AND TO THE EXTENT PERMITTED BY LAW ANY AND ALL IMPLIED WARRANTIES ARE EXCLUDED IN NO EVENT WILL TECUMSEH BE LIABLE FOR ANY INCIDENTAL CONSEQUENTIAL OR SPECIAL DAMAGES AND OR EXPENSES Some states do not allow limitations on how long an implied warranty lasts or the exclusion or limitation of incidental or consequential damages so the above limitation s or exclusion s may not apply to you This Limited Warranty gives you specific legal rights and you may also have other legal rights which vary from state to state 6 1 95 BILLING gn EXAMPLE HM80 155000P B 5001A ENGINE SPEC WARRANTY SERIAL ENGINE SPEC WARRANTY SERIAL MODEL NUMBER PERIOD NUMBER MODEL NUMBER PERIOD NUMBER TECUMSEH TECUMSEH PRODUCTS COMPANY Engine amp Transmission Service Group Service Division 900 North Street Grafton WI USA 53024 1499 Page 6 181 630 14 CALIFORNIA amp US EPA EMISSION CONTROL WARRANTY STATEMENT The U S Environmental Protection Agency EPA the California Air Resources Board CARB and Tecumseh Products Co are pleased to explain the Federal and California Emission Control Systems Warranty on your new utility or lawn and garden equipment engine In California new 1995 and later utility and lawn and garden equipment engines must be de signed built and eq
11. ch carburetor DRAIN CARBURETOR if so equipped Drain carburetor by pressing upward on bowl drain see Figure 10 which is located below carburetor see Figure 1 DRAIN FUEL INTO APPROVED CONTAINER OUTDOORS AWAY FROM OPEN FLAME BE SURE ENGINE IS COOL DO NOT SMOKE NOTE Do not drain carburetor if using fuel stabilizer CARBURETOR BOWL DRAIN Figure 10 CHANGE OIL Change oil if it has not been changed in the last three 3 months CHANGE OIL instructions in MAINTENANCE section See V OIL CYLINDER BORE A Remove spark plug S quirtone 1 oz 30 ml of clean engine oil into spark plug hole B Cover spark plug hole with a rag C Crank engine over slowly several times AVOID SPRAY FROMSPARK PLUG HOLE WHEN CRANKING ENGINE OVER SLOWLY Install spark plug Do not connect spark plug wire CLEAN ENGINE Remove any clippings dirt or chaff from exterior of engine BATTERY if so equipped See equipment manufacturer s instructions for proper storage of battery 181 630 14 WARRANTY AND REPAIR For engine adjustment repairs or warranty service not covered in this manual contact you nearest AUTHORIZED TECUMSEH SERVICE OUTLET Itis listed in your telephone book yellow pages under Engines Gasoline If yt Pave a general understanding of internal combustion engine and wish to repair and service your engine TECUMSEH yourself a MECHANICS HANDBOOK which covers re
12. gine or any part s thereof submitted for inspection and or warranty work If you have any questions regarding your warranty rights and responsibilities you should contact Tecumseh Products Co at 1 414 377 2700 Page 7 181 630 14 EMISSION CONTROL SYSTEM WARRANTY Emission Control System Warranty ECS Warranty for 1995 and later model year California utility and lawn and garden equipment engines for other states 1997 and later model year engines A APPLICABILITY This warranty shall apply to 1995 and later model year California utility and lawn and garden equipment engines for other states 1997 and later model year engines The ECS Warranty Period shall begin on the date the new engine or equipment is delivered to its original end use purchaser and shall continue for 24 consecutive months thereafter B GENERAL EMISSIONS WARRANTY COVERAGE Tecumseh Products Co warrants to the original end use purchaser of the new engine or equipment and to each subsequent purchaser that each of its utility and lawn and garden equipment engines is 1 Designed built and equipped so as to conform with all applicable regulations adopted by the Air Resources Board pursuant to its authority in Chapters 1 and 2 Part 5 Division 26 of the Health and Safety Code and 2 Free from defects in materials and workmanship which at any time during the ECS Warranty Period will cause a warranted emissions related part to fail to be identical in al
13. he Emission Control System Warranty ECS Warranty which is provided to you by Tecumseh Products Co pursuant to California law Tecumseh Products Co also provides to original purchasers of new Tecumseh Products Co engines The Tecumseh Products Co Limited Warranties for New Tecumseh Engine and Electronic Ignition Modules Tecumseh Products Co Warranty which is enclosed with all new Tecumseh Products Co engines on a separate sheet The ECS Warranty applies only to the emission control system of your new engine To the extent that there is any conflict in terms between the ECS Warranty and the Tecumseh Products Co Warranty the ECS Warranty shall apply except in any circumstances in which the Tecumseh Products Co Warranty may provide a longer warranty period Both the ECS Warranty and the Tecumseh Products Co Warranty describe important rights and obligations with respect to your new engine Warranty service can only be performed by a Tecumseh Products Co Authorized Service Outlet or by Tecumseh Products Co at its factory in Grafton WI At the time of requesting warranty service evidence must be presented of the date of sale to the original purchaser The purchaser shall pay any charges for making service calls and or for transporting the products to and from the place where the inspection and or warranty work is performed The purchaser shall be responsible for any damage or loss incurred in connection with the transportation of any en
14. ient grounds for disallowing an ECS Warranty claim Tecumseh Products Co shall not be liable hereunder for failures of any warranted parts of a Tecumseh Products Co engine caused by the use of such an unap proved add on or modified part EMISSION RELATED PARTS INCLUDE THE FOLLOWING 1 Carburetor Assembly and its Internal Components 4 Catalytic Muffler if so equipped a Fuel filter a Muffler gasket if so equipped b Carburetor gaskets b Exhaust manifold if so equipped c Intake pipe 5 Crankcase Breather Assembly and its Components 2 Air Cleaner Assembly a Breather connection tube a Air filter element 3 Ignition System including a Spark plug b Ignition module c Flywheel assembly 7 22 97 EPA CARB Page 8 181 630 14
15. l material respects to the part as described in the engine manufacturer s applica tion for certification C The ECS Warranty only pertains to emissions related parts on your engine as follows 1 Any warranted emissions related parts which are not scheduled for replacement as required maintenance in the Owner s Manual shall be warranted for the ECS Warranty Period If any such part fails during the ECS Warranty Period it shall be repaired or replaced by Tecumseh Products Co according to Subsection 4 below Any such part repaired or replaced under the ECS Warranty shall be warranted for any remainder of the ECS Warranty Period 2 Any warranted emissions related part which is scheduled only for regular inspection as specified in the Owner s Manual shall be warranted for the ECS Warranty Period A statement in such written instructions to the effect of repair or replace as necessary shall not reduce the ECS Warranty Period Any such part repaired or replaced under the ECS Warranty shall be warranted for the remainder of the ECS Warranty Period 3 Any warranted emissions related part which is scheduled for replacement as required maintenance in the Owner s Manual shall be warranted for the period of time prior to the first scheduled replacement point for that part If the part fails prior to the first scheduled replacement the part shall be repaired or replaced by Tecumseh Products Co according to Subsection 4 below Any such emissio
16. ll hold remote control cable in place when equipment control is used The engine controls should now be adjusted correctly If additional adjustments are needed make them at the equipment control see equipment manufacturer s instructions CONTROL B see Figure 9 A Holdcontrolleverin an upward position as close as possible to HIGH SPEED STOP and loosen but do not remove remote cable stop screw B Move remote cable stop upward on remote control cable so it holds control lever against HIGH SPEED STOP and tighten remote cable stop screw securely The engine controls should now be adjusted correctly If additional adjustments are needed make them at the equipment control see equipment manufacturer s instructions 181 630 14 ADJ USTMENTS Continued REMOTE CONTROL CABLE CABLE CLAMP t7 na HIGH SPEED CLAMP SCREW MANUAL CONTROL IF SO EQUIPPED CONTROL LEVER IDLE HIGH SPEED STOP CONTROL A CONTROL BRACKET REMOTE CONTROL CABLE CLAMP CONTROL LEVER HIGH SPEED STOP REMOTE CABLE STOP SCREW AND CONTROL B STOP Figure 9 i CARBURETOR Ifyou think yourcarburetorneeds adjusting see yournearestAUTHORIZED TECUMSEH SERVICE OUTLET Engine performance should not be affected at altitudes up to 7 000 feet For operation at higher elevations contact your AUTHORIZED TECUMSEH SERVICE OUTLET ENGINE SPEED NEVER TAMPER WITH ENGINE GOVERNOR WHICH IS FACTORY SET FOR PROPER
17. ns related part repaired or replaced under the ECS Warranty shall be warranted for the remainder of the ECS Warranty Period prior to the first scheduled replacement point for such emissions related part 4 Repair or replacement of any warranted emissions related part under this ECS Warranty shall be performed at no charge to the owner at a Tecumseh Authorized Service Outlet 5 The owner shall not be charged for diagnostic labor which leads to the determination that a part covered by the ECS Warranty is in fact defective provided that such diagnostic work is performed at a Tecumseh Authorized Service Outlet 6 Tecumseh Products Co shall be liable for damages to other original engine components or approved modifications proximately caused by a failure under warranty of an emission related part covered by the ECS Warranty 7 Throughout the ECS Warranty Period Tecumseh Products Co shall maintain a supply of warranted emission related parts sufficient to meet the expected demand for such emission related parts 8 Any Tecumseh Products Co authorized and approved emission related replacement part may be used in the performance of any ECS Warranty maintenance or repair and will be provided without charge to the owner Such use shall not reduce Tecumseh Products Co ECS Warranty obligations 9 Unapproved add on or modified parts may not be used to modify or repair a Tecumseh Products Co engine Such use voids this ECS Warranty and shall be suffic
18. ntacts ignition system ground wire engine ignition system may be damaged 3 If external battery charger is used disconnect positive or pos cable from battery to prevent possible damage 4 See battery manufacturer s instructions for service and storage A CHECK ENGINE ANDEQUIPMENT OFTENFORLOOSE NUTS BOLTS AND ATTACHMENTS AND KEEP THESE ITEMS TIGHTENED ADJ USTMENTS DO NOT MAKE UNNECESSARY ADJ USTMENTS FACTORY SETTINGS ARE SATISFACTORY FOR MOST CONDITIONS IF ADJUSTMENTS ARE NEEDED PROCEED AS FOLLOWS REMOTE CONTROL see Figure 8 or 9 For satisfactory engine performance engine and equipment control must be adjusted properly To check engine control adjustments proceed as follows Set equipment control at FAST or HIGH SPEED and keep it in this position In this position engine control lever should touch HIGH SPEED STOP If it does the controls are adjusted correctly and no further adjustment should be necessary NOTE If engine control lever does not touch HIGH SPEED STOP proceed to CONTROL A in Figure 8 or CONTROL B in Figure 9 CONTROL A see Figure 8 A Loosen clamp screw so remote control cable can be moved in cable clamp do notremove cable clamp from control bracket or disconnect remote control cable from engine control lever B Move engine control lever so itis touching HIGH SPEED STOP and hold it in this position C Tighten clamp screw securely so cable clamp wi
19. of base and inside of cover thoroughly Install paper filter Slide foam filter over paper filter Install cover and wing nut Tighten wing nut securely NOTE In Air Cleaner C application make sure to position scoop correctly WINTER Below 32 F 0 C Scoop should be pointed directly at muffler SUMMER Above 32 F 0 C Scoop should be pointed towards blower housing approximately 45 clockwise from winter posi tion m IMPORTANT In order for engine to operate smoothly and effi ciently itis important for scoop to be in proper position for sea son COVER WING NUT PAPER FILTER FOAM FILTER IF SO EQUIPPED Q WING NUT AIR CLEANER B COVER FOAM FILTER FOAM FILTER PAPER FILTER AIR CLEANER C Figure 7 Paae 4 m MAINTENANCE continued ALTERNATOR AND BATTERY if so equipped A ALTERNATOR For electrical problems such as inoperative starter or discharged battery see equipment manufacturer s instructions forfuse replacement maintenance and repairs B BATTERY 1 When servicing battery always connectcables to battery exactly as they were before removal ground cable to battery negative or neg post If incorrectly connected fuse if so equipped will blow and alternator won t charge battery If this happens connectcables correctly and replace fuse 2 Never expose engine ignition system to battery power If battery cable or any live wire co
20. ompletely stopped AFTER ENGINE IS STOPPED A Close fuel valve if so equipped B DISCONNECT SPARK PLUG WIRE FROM SPARK PLUG AND AXE Keep AWAY FROM SPARK PLUG C TURN IGNITION SWITCH KEY IF SO EQUIPPED TO OFF A POSITION AND REMOVE KEY FROM SWITCH THIS WILL REDUCE THE POSSIBILITY OF UNAUTHORIZED STARTING OF ENGINE WHILE EQUIPMENT IS NOT IN USE NEVER STORE ENGINE WITH FUEL IN TANK INDOORS OR IN ENCLOSED POORLY VENTILATED AREAS WHERE FUEL FUMES MAY REACH AN OPEN FLAME SPARK OR PILOT LIGHT AS ON A FURNACE WATER HEATER CLOTHES DRYER OR OTHER GAS APPLIANCE MAINTENANCE WARNING TEMPERATURE OF MUFFLER AND NEARBY AREAS MAY EXCEED 150 F 65 C AVOID THESE AREAS A OIL LEVEL Check oil level every five 5 operating hours and before each use See FILL OIL SUMP OR CHECK OIL LEVEL on Page 2 i CHANGE OIL see Figure 1 Change oil after first two 2 operating hours and every 25 operating hours thereafter more often if operated in extremely dusty or dirty conditions Change oil while engine is still warm from recent running DISCONNECT SPARK PLUG WIRE FROM SPARK PLUG AND KEEP IT AWAY FROM SPARK PLUG Clean area around oil drain plug see Figure 1 Position equipment so engine oil drain plug is lowest point on engine Remove oil drain plug and oil fill plug to drain oil Install oil drain plug and tighten securely Fill oil sump with recommended oil See OIL am
21. owner you are responsible for the performance of the required mainte nance listed in your Owner s Manual but Tecumseh Products Co will not deny warranty solely due to the lack of receipts or for your failure to provide written evidence of the performance of all scheduled maintenance As the utility or lawn and garden equipment engine owner you should however be aware that Tecumseh Products Co may deny you warranty coverage if your utility or lawn and garden equipment or a part thereof has failed due to abuse neglect improper maintenance or unapproved modifications You are responsible for presenting your utility or lawn and garden equipment engine to a Tecumseh Authorized Service Outlet any Tecumseh Registered Service Dealer Tecumseh Authorized Service Distributor or Tecumseh Central Ware house Distributor as soon as a problem exists The warranty repairs should be completed in a reasonable amount of time not to exceed 30 days Warranty service can be arranged by contacting either a Tecumseh Authorized Service Outlet or by contacting Tecumseh Products Co c o Service Manager Engine and Transmission Group Service Division 900 North Street Grafton WI 53024 1499 Telephone 1 414 377 2700 or see your local telephone yellow pages under Engines Gasoline for the name address and telephone number of a Tecumseh Authorized Service Outlet near you IMPORTANT NOTE This warranty statement explains your rights and obligations under t
22. p FUEL RECOMMENDATIONS on Pages 1 and 2 and FILL OIL SUMP OR CHECK OIL LEVEL on Page 2 G Install oil fill plug and tighten securely H Wipe up any spilled oil anoneE Paae 3 MAINTENANCE continued t COOLING SYSTEM see Figure 1 and Figure 5 IMPORTANT Frequently remove grass clippings dirtand debris from cooling fins air intake screen and levers and linkage This will help ensure adequate cooling and correct engine speed AIR INTAKE SCREEN IF SO EQUIPPED Figure 5 V SPARK PLUG see Figure 6 This spark ignition system meets all requirements of the Canadian Interference Causing Equipment Regulations This engine complies with all currentAustralian and New Zealand limitations regarding electromagnetic interference Check spark plug yearly or every 100 operating hours A Clean area around spark plug B Remove and inspect spark plug C Replace spark plug if electrodes are pitted burned or porcelain is cracked For replacement use Champion RJ 17LM only NOTE A resistor spark plug must be used for replacement D Check electrode gap with wire feeler gauge and set gap at 030 if necessary E Install spark plug tighten securely ELECTRODES _ 030 GAP PORCELAIN Figure 6 air CLEANER IMPORTANT NEVER RUN ENGINE WITHOUT COMPLETE AIR CLEANER INSTALLED ON ENGINE A TO SERVICE FILTER S see Figure 7 1 FOAM FILTER Clean and re oil every three
23. pairs and adjustments not covered in this OPERATOR S OMARA pi HHREOs MANUAL is available from your AUTHORIZED TECUMSEH SERVICE OUTLET Order as Part No 692509 Tecumseh manufactures and is responsible only for the engine used on this power equipment If repair or service s w is needed for unit other than engine contact service source as recommended by equipment manufacturer ENGINES Warranty requirements for engines sold outside of the USA may vary from country to country For warranty details aa for your specific country contact your national Tecumseh Service Distributor if help is needed in locating your ammm national service distributor you may contact Tecumseh c o International Service Coordinator Engine amp Transmis sion Group Service Division 900 North Street Grafton Wisconsin USA 53024 1499 Telephone in USA is 414 377 2700 LIMITED WARRANTY FOR NEW TECUMSEH ENGINES AND ELECTRONIC IGNITION MODULES For the time period shown below from the date of purchase Tecumseh Products Company will at its option as the exclusive remedy either repair or replace for the original purchaser free of charge any part of any new Tecumseh engine which is found upon examination by any Tecumseh Authorized Service Outlet or by Tecumseh s factory in Grafton Wisconsin to be DEFECTIVE IN MATERIAL AND OR WORKMANSHIP except as provided below This Limited Warranty DOES NOT COVER i any Tecumseh engine or part s thereof used
24. rmulated oil is available at any Authorized Tecumseh Service Outlet Order as part number 730226 SAE 10W is an acceptable substitute BELOW O F ONLY SAE 0W30 OIL is an acceptable substitute DO NOT USE SAE 10W40 OIL OIL SUMP CAPACITY Models HM70 80 100 HMXL70 26 ounces 1 5 8 U S pints 34 ounces 2 1 8 U S pints Model HHM80 AFRESH CLEAN UNLEADED REGULAR UNLEADED PREMIUM OR REFORMULATED AUTOMOTIVE GASOLINE ONLY DO NOT USE LEADED GASOLINE NOTE DO NOT USE GASOLINE CONTAINING METHANOL WOOD ALCOHOL Gasoline containing up to 10 ethanol or grain alcohol Gasohol may be used but requires special care when engine is unused for ex tended periods See STORAGE instructions on Page 5 NOTE Use clean oil and fuel and store in approved clean covered containers Use clean fill funnels Never use stale gasoline left over from last season or stored for long periods IMPORTANT ENt N TECUMSEH PRODUCTS CO ENGINE MODEL ENGINE FAMILY ISPLACEMENT TTE MODEL AND D O M DECAL SPARK PLUG LEVERS amp LINKAGE IR CLEAN va OIL DRAIN PLUG Page 1 OFF FULL CHOKE California Proposition 65 WARNING The engine exhaust from this product contains chemicals known to the State of California to cause cancer birth defects or other reproductive harm 3 1 99 1 COOLING s OIL FILL PLUG zg amp DIPSTICK IF SO EQUIPPED FUEL TANK AIR INTAKE RECO
25. uipped to meet the State s stringent anti smog standards In other states new 1997 and later model year engines must be designed built and equipped at the time of sale to meet the U S EPA regulations for small non road engines Tecumseh Products Co will warrant the emission control system on your utility or lawn and garden equipment engine for the periods of time listed below provided there has been no abuse neglect unapproved modification or improper maintenance of your utility or lawn and garden equipment engine Your emission control system may include parts such as the carburetor ignition system and exhaust system Also included may be the compression release system and other emission related assemblies Where a warrantable condition exists Tecumseh Products Co will repair your utility or lawn and garden equipment engine at no cost to you for diagnosis parts and labor MANUFACTURER S EMISSION CONTROL SYSTEM WARRANTY COVERAGE Emission control systems on 1995 and later model year California utility and lawn and garden equipment engines are warranted for two years as hereinafter noted In other states 1997 and later model year engines are also warranted for two years If during such warranty period any emission related part on your engine is defective in materials or workmanship the part will be repaired or replaced by Tecumseh Products Co OWNER S WARRANTY RESPONSIBILITIES As the utility or lawn and garden equipment engine
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