background image

M

AGNUM

 

16,18, 20 HP

V

ERTICAL

 C

RANKSHAFT

O

WNER

'

S

 M

ANUAL

Summary of Contents for Magnum 16 HP

Page 1: ...MAGNUM 16 18 20 HP VERTICAL CRANKSHAFT OWNER S MANUAL ...

Page 2: ... Do not start the engine near spilled fuel Never use gasoline as a cleaning agent Rotating Parts Keep hands feet hair and clothing away from all moving parts to prevent injury Never operate the engine with covers shrouds or guards removed California Proposition 65 Warning Engine exhaust from this product contains chemicals known to the State of California to cause cancer birth defects or other rep...

Page 3: ... Keep batteries out of the reach of children Remove all jewelry when servicing batteries Before disconnecting the negative ground cable make sure all switches are OFF If ON a spark will occur at the ground cable terminal which could cause an explosion if hydrogen gas or gasoline vapors are present Congratulations You have selected a fine four cycle twin cylinder air cooled engine Kohler designs lo...

Page 4: ...te service class SG SH SJ or higher Select the viscosity based on the air temperature at the time of operation as shown in the table Figure 2 Engine Identification Label Record your engine identification numbers on the identification label illustration Figure 2 for future reference Figure 3 Viscosity Grades Table Use of synthetic oil having 5W 20 or 5W 30 rating is acceptable up to 4 C 40 F Synthe...

Page 5: ... method it should be 90 octane minimum Unleaded gasoline is recommended as it leaves less combustion chamber deposits Leaded gasoline may be used in areas where unleaded is not available and exhaust emissions are not regulated Be aware however that the cylinder head will require more frequent service Gasoline Alcohol blends Gasohol up to 10 ethyl alcohol 90 unleaded gasoline by volume is approved ...

Page 6: ...een the slow and fast positions Place the choke control into the off position 2 Start the engine as follows For a Retractable Start Engine SLOWLY pull the starter handle until just past compression STOP Return starter handle pull firmly with a smooth steady motion to start Pull the handle straight out to avoid excessive rope wear from the starter rope guide Extend the starting rope periodically an...

Page 7: ...ration The maximum angles of operation are 30 with carburetor up or down 25 with cylinders up or down Intermittent operation with crankcase filled to F mark on dipstick NOTE Do not exceed these angles of operation as engine damage may result from lack of lubrication Refer to the operating instructions of the equipment this engine powers It may have more stringent guidelines as to angle of operatio...

Page 8: ... service 3 250 hours when leaded gasoline and or multiviscosity oil is used 4 25 hours continuous and or heavy duty operations Daily or Before Starting Engine Every 25 Hours Every 50 Hours Every 100 Hours Check Oil Level The importance of checking and maintaining the proper oil level in the crankcase cannot be overemphasized Check oil BEFORE EACH USE as follows 1 Make sure the engine is stopped an...

Page 9: ...ipstick Add an additional 1 2 pint of oil for the filter capacity See Specifications on page 14 6 Test run the engine to check for leaks Stop the engine allow a minute for the oil to drain down and recheck the level on the dipstick Make sure oil level is up to but not over the F mark on the dipstick NOTE 25 hours for continuous and or heavy duty operation Change the oil while the engine is warm Th...

Page 10: ...urate precleaner in clean fresh engine oil and squeeze out excess oil 5 Reinstall precleaner over paper element Service Paper Element Every 100 hours of operation more often under extremely dusty or dirty conditions replace the element 1 Remove the precleaner if so equipped from paper element 2 Do not wash the paper element or use pressurized air as this will damage the element Replace a dirty ben...

Page 11: ...e fastened securely If after checking the items listed above starting or engine operation problems continue it may be necessary to adjust or service the carburetor Walbro Carburetor Adjustment In general turning the adjusting needles in clockwise decreases the supply of fuel to the carburetor This gives a leaner fuel to air mixture Turning the adjusting needles out counterclockwise increases the s...

Page 12: ...e needle Back the needle out approximately 1 8 to 1 4 turn See Figure 9 for best main fuel performance Figure 9 Optimum Main Fuel Setting 5 Low Idle Speed Setting Place the throttle control into the idle or slow position Set the low idle speed to 1200 RPM 75 RPM by turning the low idle speed adjusting screw in or out Check the speed using a tachometer NOTE The actual low idle speed depends on the ...

Page 13: ... for 2 3 minutes to get stabilized fuel into the carburetor To empty the system run the engine until the tank and system are empty 4 Remove the spark plugs Add one tablespoon of engine oil into each spark plug hole Install plugs but do not connect plug leads Crank the engine two or three revolutions 5 Store the engine in a clean dry place Parts Ordering The engine Specification Model and Serial Nu...

Page 14: ... mufflers which are warranted for two 2 years This warranty does not apply to defects caused by casualty or unreasonable use including faulty repairs by others and failure to provide reasonable and necessary maintenance The following items are not covered by this warranty Engine accessories such as fuel tanks clutches transmissions power drive assemblies and batteries unless supplied or installed ...

Page 15: ...15 ...

Page 16: ...ENGINE DIVISION KOHLER CO KOHLER WISCONSIN 53044 FOR SALES AND SERVICE INFORMATION IN U S AND CANADA CALL 1 800 544 2444 LITHO IN U S A FORM NO 52 590 03 ISSUED 12 04 REVISED MAILED ...

Reviews: