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17                                                                                               MI-1068 

ances between the various operating parts. 

DRAIN OIL FROM CRANKCASE 

BEFORE DISASSEMLY 

 

ACCESSORIES 

Remove muffler and  disconnect ignition wire from 

spark plug.  If engine is to be completely overhauled, 

remove all accessories. 

 

On engines equipped with a combination 

motor-genera-

tor;

 disconnect wires and adjusting strap at the genera-

tor.  Remove bracket and motor-generator from side of 

crankcase as a complete unit. 

 

Caution:

  In reassembly, do not put too much tension 

on drive belt. 

 

FUEL TANK  (Fig. 19) 

 

Close fuel  valve in tank and disconnect fuel line at 

carburetor.  Remove two capscrews holding fuel tank 

bracket to crankcase, and take out the two screws 

holding tank bracket and control panel (if applicable) 

to  cylinder head.  

Fuel tank

  and 

bracket

  can be re-

moved as a complete unit. 

 

STARTER SHEAVE and FLYWHEEL SHROUD (Fig. 20) 

 

Remove 

starter sheave

  and 

screen

  by taking out the 

three screws and washers that mount them to the fly-

wheel.  Disassemble 

flywheel shroud

  and 

back plate

  by 

unhooking governor spring, and then removing two 

capscrews holding shroud to bottom of crankcase and 

two screws at the cylinder head. 

 

CARBURETOR and AIR CLEANER (Fig. 21) 

  

The carburetor and air cleaner should be removed both 

to facilitate working on the engine and to prevent da-

mage to these parts.  Disconnect; breather line at in-

spection  cover and throttle rod clip at governor lever.  

Take out the two screws holding manifold to cylin-

der,  and remove air cleaner, bracket, carburetor and 

manifold as a complete unit. 

 

CYLINDER HEAD and SPARK PLUG 

Remove spark plug and take out remainder of cylinder 

head screws.  Disassemble cylinder head, gasket, cyl-

inder head cover and cylinder side shroud.  Clean out 

carbon from combustion chamber and dirt from between 

the cooling fins.    

 

In reassembly

, use new cylinder head and spark plug 

gaskets.  Mount cylinder head cover, fuel tank bracket 

and cylinder head all at the same time, as these parts 

are all mounted with the cylinder head capscrews.  Use 

the different length capscrews according to the height 

of the bosses on the cylinder head.  

Torque

  head 

screws to 

18 ft. lbs

., in three alternate stages: 10 ft. 

lbs., 14 ft. lbs., and finally 18 ft. lbs. 

 

Leave spark plug off temporarily, for ease in turning 

engine over for remainder of assembly and for timing 

Содержание Air Cooled TR-10D

Страница 1: ...WISCONSIN HEAVY DUTY ENGINES INSTRUCTION BOOK AND PARTS LIST MODELS TRA 10D TR 10D ISSUE MM 320 C WORLD S LARGEST BUILDERS OF HEAVY DUTY AIR COOLED ENGINES...

Страница 2: ...gine operating speed still without load for an additional two hours If at all possible operate the engine at light loads for a period totaling about eight hours before maximum load is applied This wil...

Страница 3: ...UCTIONS WISCONSIN SINGLE CYLNDER ENGINES MODEL TRA 10D 3 1 8 Bore 2 7 8 Stroke 22 05 cu In Displacement MODEL TR 10D 3 1 8 Bore 2 5 8 Stroke 20 2 cu In Displacement WISCONSIN MOTOR CORPORATION Milwauk...

Страница 4: ...l hours All adjustments are carefully made so that each engine will be in perfect operating condition when it leaves the factory Back of the Wisconsin Motor Corporation are more than fifty years of en...

Страница 5: ...ed 24 Electrical Equipment Wiring Circuits and Motor Generator 13 Fuel 8 Fuel Pump 8 General Design 7 Governor Adjustment 24 PAGE Governor Description 7 Governor Operation 23 Horsepower 7 Ignition Des...

Страница 6: ...MI 937 2 4 Fig 1 289860C TAKE OFF rear and LEFT HAND SIDE VIEW of ENGINE...

Страница 7: ...5 MI 938 2 FAN END front and RIGHT HAND SIDE VIEW of ENGINE...

Страница 8: ...MI 939 2 6 SECTIONAL VIEWS OF ENGINE...

Страница 9: ...internal parts of the engine GOVERNOR A governor of the centrifugal flyball type controls the engine speed by varying the throttle opening to suit the load imposed upon the engine Manually operated va...

Страница 10: ...temperatures and excessive idling FUEL The fuel tank should be filled with a good quality gasoline free from dirt and water The capacity of the tank is one gallon Some of the poorer grades of gaso li...

Страница 11: ...hich might cause wrecking of the engine and possible injury to bystanders All parts of the engine are designed to safely with stand any speeds which might normally be required but it must be remembere...

Страница 12: ...lement After five washings or one year of service replace cartridge New cartridges are available at you Wis consin Motor dealer Refer to parts list section for re placement part number CRANKCASE BREAT...

Страница 13: ...pyramiding and it becomes necessary to resurface or replace point it will also be necessary to readjust the gap to its proper clearance and re time the engine The normal breaker point gap is 0 020 inc...

Страница 14: ...clockwise and stop immediately when light goes out At this point mark on flywheel should line up with pointer in shroud 7 Assemble coil primary wire to terminal stud and mount cover MAGNETO SERVICE I...

Страница 15: ...an ignition coil are wired in accordance with Fig 14 This type ignition system has always been wired negative ground Battery is not furnished by Wisconsin Motor Corporation MOTOR GENERATOR OPERATING I...

Страница 16: ...and pour about a fluid ounce of crankcase oil through the spark plug hole Turn the engine over several times with the rope starter to distribute the oil over the cylinder wall Then replace the spark...

Страница 17: ...ding float needle valve in carburetor open This condition would be indicated if fuel con tinues to drip from carburetor with engine standing idle Often tapping the float chamber of the carbu retor ver...

Страница 18: ...anced too far See Timing Page 11 Loose or burnt out connecting rod bearing Engine overheated due to causes under previous heading Worn or loose piston pin ENGINE BACKFIRES THROUGH CARBURETOR Water or...

Страница 19: ...wo capscrews holding shroud to bottom of crankcase and two screws at the cylinder head CARBURETOR and AIR CLEANER Fig 21 The carburetor and air cleaner should be removed both to facilitate working on...

Страница 20: ...an be removed when replacement becomes necessary by means of Wisconsin Motor DF 66 A insert puller See Fig 23 Grinding of valves and seats should be done by an authorized Wisconsin service station See...

Страница 21: ...n stroke Observe position of valve stems in the inspection compartment Both valves should be in their lowest position closed then proceed to check clearance FLYWHEEL Fig s 27 and 28 Place a 1 1 2 box...

Страница 22: ...into grease filled hole and assemble gear cover by tapping in place with a soft hammer Caution Be sure timing marks on crankshaft and camshaft gear Fig 38 remain correctly mated when end of camshaft...

Страница 23: ...on down until rod con tacts crank pin The oil dipper in Model TRA 10D is an integral part of the connecting rod cap whereas the Model TR 10D has a sheet metal dipper that must be mounted so that the c...

Страница 24: ...clearance of 002 to 006 in the guide hole Timing mark on camshaft gear must be located between the two marked teeth on the crankshaft gear See Fig 38 If valve timing is off engine will not function pr...

Страница 25: ...crankshaft gear cover and flywheel are mounted The end play should be 001 to 004 inch with engine cold and can be determined as illustrated in Fig 43 Wedge a lever between the fly wheel and crankcase...

Страница 26: ...g tension by means of an adjusting screw The governor lever has 8 holes for the governor spring with the No 1 hole closest to the fulcrum shaft A change in the design of the governor flyweights was in...

Страница 27: ...selected by the WISCONSIN MOTOR CORPORATION in order to assure complete and efficient repair and inspection service to owners of Wisconsin Air Cooled Engines These service stations equipped and traine...

Страница 28: ......

Страница 29: ...PARTS FOR ENGINE MODELS TRA 10D AND TR 10D...

Страница 30: ...PARTS FOR ENGINE MODELS TRA 10D AND TR 10D...

Страница 31: ...PARTS FOR ENGINE MODELS TRA 10D AND TR 10D...

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Страница 41: ...agm section 7 Using a screw driver inserted into the coils of rocker arm spring 13 remove this spring and save 8 Holding the mounting bracket 11 in the left hand with the rocker arm toward the body an...

Страница 42: ...of this pas sage The fuel travels through this channel to the idle jet cali bration The air for the idle mixture originates back of or from behind the main venturi The position of the idle adjusting...

Страница 43: ...alve opens automati cally when the engine starts and admits air to avoid over choking or flooding of the engine The mixture required for starting is considerably richer than that needed to develop pow...

Страница 44: ......

Страница 45: ...ns have been made unless authorized by us We make no Warranty in respect to trade accessories such being subject to the Warranties of their respective manufacturers We shall in no event be liable for...

Страница 46: ...WISCONSIN MOTOR CORPORATION MILWAUKEE WISCONSIN 532466 PRINTED IN U S A...

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