Robin EY15 Скачать руководство пользователя страница 71 | Manualshive

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Robin EY15 Скачать руководство пользователя страница 71

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Содержание EY15

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Страница 2: ...21 EH25 EH30 EH30V EH34 EH34V EH43V EC13V DY23 DY27 DY30 DY35 DY41 WISCONSIN ROBIN SIDEVALVE W1 080 W1 145 W1 145V W1 185 W1 185V W1 230 W 1 280 W1 340 W 1 390 Wl 45OV EY21W EY44W EY18 3W EY25W EY27W...

Страница 3: ...ation Ignition Carburetor Air Cleaner Sectional View of Engine 5 DISASSEMBLY and REASSEMBLY 5 1 Preparation and Suggestion 5 2 Special Tools 5 3 Haw To Disassemble 5 4 How To Reassemble 6 MAGNETO 6 1...

Страница 4: ...OTOR Option 53 13 1 Specifications 53 13 2 Operation 53 11 5 Engine Knocks 49 14 RECOILSTARTERDISASSEMBLY and REASSEMBLY 54 14 1 How To Disassemble Type D 54 14 2 How To Reassemble Type D 55 14 3 Chec...

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Страница 6: ...d by that engine when running continuously atan opti mum speed and most favorable from the viewpoint of engine life and fuel consumption ratio with the governorin opera tion It is suggested therefore...

Страница 7: ...and skilful workmanship 2 Simple construction smart appearance maximum easiness of start owing to automaticdecompression device 3 Pointless Solid State ignition systemis newly adopted for preventing...

Страница 8: ...BEARING COVER Fig 1 The main bearing cover made of aluminum die casting is built onto the output shaftside of the crankcase so that the inside of the engine can readily be checked by simplyremoving t...

Страница 9: ...minum alloy which it self serves as bearings at both the large and small ends The large end has a built in oil scraper for splashing the lubri cating oil The piston is cast of aluminumalloy andhas gro...

Страница 10: ...roket See Fig 9 The camshaft functions also as an output shaft and is driven by 1 2 rotation of the crankshaft Ball bearings are used i n the output shaft side J Fig 8 4 6 VALVE ARRANGEMENT The exhaus...

Страница 11: ...asy mounting of the fuel tank See Fig 11 1 Fig 11 4 8 GOVERNOR The governor is a centrifugal flyweight type which permits constant operation at the selected speed against load varia tions Governor gea...

Страница 12: ...kcase withthe oil scraper attached to the connectingrod SeeFjg 13 Fig 13 4 11 IGNITION The ignition system is a flywheel magneto type with ignition timing set at 23 before TDC The magneto is composed...

Страница 13: ...construction and order details refer to the Section on Carburetor Construction Disassembly and Reassembly See Fig i6 4 13 AIR CLEANER The air cleaner of thestandardtype engine is anoblong type using a...

Страница 14: ...4 SECTIONAL VIEW OF ENGINE 4 14 1 MODEL EY15D Cylinder Head Blower Housing Ignition Coil Piston Pin Flywheel Cooling Fan Starting Pulley Recoil Starter Governor MODEL EY15D BREAKER POINT IGNITION TYPE...

Страница 15: ...Piston Stop Button Connecting Rod I i Speed Control Lever Air Cleaner Carburetor Muffler Intake and Exhaust Valve Tappet Oil Scraper 1 Camshaft MODEL EY15D 11...

Страница 16: ...ead BlowerHousing Ignition Coil PistonPin Flywheel CoolingFan Starting Pulley Recoil Starter L MODEL EY15B SOLID STATE IGNITION TYPE SparkPlugCap SparkPlug PistonRing Crankcase Chain Guide Crankshaft...

Страница 17: ...Fuel Tank 1 I r Speed Control Lever Piston Stop Button ConnectingRod Oil Scraper Air Cleaner Carburetor MuffIer Intake and Exhaust Valve Tappet Chain MODEL EY15B 13...

Страница 18: ...4 14 3 MODEL EY20D Recoil Starter Governor MODEL EYPOD BREAKER POINT IGNITION TYPE Cover 14...

Страница 19: ...Piston Stop Button Connecting Rod Oil Scraper Camshaft Lever Speed Control 1 Air Cleaner Carburetor Muffler Intake and Exhaust Valve Tappet MODEL EY20D 15...

Страница 20: ...4 14 4 MODEL EY28 Flywhe Spark Plug Cap Spark Plug Piston Ring Crankcase l g Cover MODEL EY28 SOLID STATE IGNITION TYPE Governor 16...

Страница 21: ...Fuel Tank 0I Intake and Exhaust Valve Tappet MODEL EY28 17...

Страница 22: ...washing oil Use the correct tools in the correct way SPECIAL TOOLS For your reference the following shows special tools of Robin Enpne for Disassembiy Measuring and Inspection Instruments Part No 209...

Страница 23: ...48 Tool Valve Guide Puller Guide Chain Guide Timing Tester Use For pullingoff Valve guide For mounting chain guide For qdjusting timing Applicable I Model EY18 23 EY15 20 EY28 EY25 27 EY15B EY10 13 14...

Страница 24: ...surface to the threaded end I Order 1 Item I Drain plug Recoil starter Procedures Tool Remarks 1 Drain engine oil 14 mm spanner Be careful not to lose Drain plugs on both sides of the crankcase the ga...

Страница 25: ...5 20 64 nut 2 pcs EY28 84 nut 4 pcs head 4 Remove the head cover from the cylinder 1 Remove the air cleaner cover and element 2 Remove the air cleaner case from the car buretor 6rp nut 2 pcs 3 Disconn...

Страница 26: ...elative 6 1x 25 mm bolt 1 pce parts governor lever shaft 2 Remove the governor rod and rod spring from the carburetor Just loosen the bolt out the bolt or 10mm spanner unnecessary to take 10mm box spa...

Страница 27: ...nkshaft Be careful not to damage the blades of the flywheel with a driver and alike Strike counterclock wise with a hammer See Fig 19 Fit the flywheel pull er as shown in Fig 20 turn the center bolt c...

Страница 28: ...pring and the valve retainer Put the notch on the outer circumference of thespring retainer on this side Hook the medium size drive at the dent lower side of the spring retainer and pull out the valve...

Страница 29: ...rankcase Remarks Tool To prevent the tap pets from falling or damaging place the crankcase on the side See Fig 23 Before removing put a mark of intake or exhaust oneach tap pet I n the EY15B type remo...

Страница 30: ...n ends of the piston rings and remove them frGm the piston In the EYI 5B type or 10mm spanner move the connecting 10mm box spanner shown in Fig 24 rod to theposition Be careful not to damage the insid...

Страница 31: ...Replace all the gaskets with new ones Replace the key pin bolt nuts etc with new one if necessary Whenever tightening torque is specified conformto thespecified figures Apply oil to therevolutionary p...

Страница 32: ...ISTON PIN 0 009T 0 01OL PISTON PIN TO PISTON 0 01OL 0 029L L LOOSE T TIGHT Table 1 54 2 CRANKSHAFT CAMSHAFT CHAIN and TAPPET for EYISB 1 Set the chain i n thesprockets of thecrankshaftand the chamshaf...

Страница 33: ...st followed by the second ring and then top ring Meantime the surfaces of the second ring and the top ring with carved marks are to be faced up I Piston Ring I I Fig 28 I I I EY15 20 EY28 I Top Ring T...

Страница 34: ...on the piston periph Piston Ring Guide Fig 30 ery NOTE The clearancebetween the pistonandcylindermust bemeasured at the piston skirt thrust surface 5 4 4 CONNECTING ROD 1 Turn the crankshaft to the bo...

Страница 35: ...ARING COVER Install the main bearing cover to the crankcase NOTE When the chain guide is replaced in the EY158 use the guide chain guide See Fig 33 1 or set the chain so that the clearance between the...

Страница 36: ...shaft is not necessary NOTE Main bearing cover tightening torque EY15 EY20 80 100 kg cm EY28 170 190 kgcm NOTE Fig 37 showsone of themethodsmeasuringthe crankshaft and camshaft side clearance between...

Страница 37: ...the valve guide using the valve guide pulling base and bolts as shown in Fig 38 and pressure fit a new valve guide into place Valve Guide Puller E VALVE and VALVE GUIDE CLEARANCE EY15 EY28 EY20 F 39 A...

Страница 38: ...e it again On the con trary if the ciearance is too large replacethe valve with new one and polish its contact surface with a compound to obtain a good fit Then adjust the clearance NOTE After the tap...

Страница 39: ...stated above the pitch of the holes of cylinder Embossed mark head is common to both EY15 andEYZO For en abling to discriminate the cylinder head of EY15 from that of EY20 anembossed mark 15 is given...

Страница 40: ...emblying referto the7 GOVERNOR ADJUSTMENT 5 4 14 MUFFLER and MUFFLERCOVER With two pieces of the brass nut fasten the muffler to thecrankcase and then install the mufflercover 54 15 HEADCOVER FUELTANK...

Страница 41: ...Contact Breaker Fig 46 To adjustbreakerpoint opening remove startingpulley blowerhousingandflywheelfromtheengineandproceed as follows See Fig 46 1 Removebreaker cover from contact breaker 2 Turncrank...

Страница 42: ...for TIMING ADJUSTMENT 1 See Fig 47 For timing adjustment the following alignment marks are provided as shown in Fig 47 M mark and line on thecrankcase P mark and line on fheflywheel cooling fan Fig 47...

Страница 43: ...e cleaning or adjusting or not If the points are badly corroded or pitted condenser may have to be replaced too Refer to BREAKER POINT ADJUSTMENT 4 If no spark takes place replace igntiion coil SPARK...

Страница 44: ...the governor lever with the connecting link and mount them onto the govern or shaft 2 Install the speed control lever to the cylinder head 3 Connect the governorlever to the controllever with the gove...

Страница 45: ...tandard engineis same as those of the spring for theengine to be connected to the60Hz generator EY28 engine can be connected to the generators of both 50 Hz and 60 Hz but it is necessary to select the...

Страница 46: ...e operation The fuel flows from thefuel tank into thefloat chamber through the needle valve When the fuel rises to a specific level the float rises and when its buoyancy and fuel pressure are balanced...

Страница 47: ...out of the main bore It is mixed again with the air taken through theair cleaner into an optimum fuel air mixture whichis supplied to theengine 8 1 4 CHOKE The choke is used for easy start in the cold...

Страница 48: ...malfunction 8 2 4 MAIN SYSTEM 1 Remove the bolt 12 and take out float chamber body lo 2 Re move the main jet 13 fromthebody 6 In case of EY28 remove themain jet 13 fromthe pipe assy 29 and then remov...

Страница 49: ...the cylinder piston piston rings or valves are replaced with new ones The recommended break in schedule is shown below LOAD SPEED TIME CRANKSHAFTREV EY15 EY20 EY28 NO LOAD 2 500 rpm 10 minutes NO LOA...

Страница 50: ...tion Coil Revolution of the flywheel generates electricity on the primary side of the ignition coil and the electric cur rent A runs A makes the power transistor ON and the electric current B passes T...

Страница 51: ...a screwdriver of the like If the carburetor overflows excessive fuelruns into thecyhder when starting the engine making the fuel air mixture too rich to burn If this happens remove the spark plug and...

Страница 52: ...11 3 ENGINE STOPS 1 Fuel tank empty Water dirt gum etc in gasoline 2 Vapor lock i e gasoline evaporating in the fuel lines due to overheat around the engine 3 Vapor lock in the fuel lines or carburet...

Страница 53: ...head 4 Sparktimingincorrect 5 Loose connecting rod bearing due to wear 6 Loose piston pin due to wear 7 Causes of engineoverheat 11 6 ENGINE BACKFIRES through CARBURETOR 1 Water or dirt in gasoline or...

Страница 54: ...n of the hotair used for engme cooling and temperaturerise of the load machme Take steps asnecessary to keep the engine room temperature below 50 C even in the hottest periodof the year 12 3 EXHAUST G...

Страница 55: ...l for Models EY15 EY20 and EY28 a noptional not standard accessory permits installation of an AC buzzer with an intermediate tap BREAKER POINT IGNITION TYPE Condenser Ignition C o i l 2 m 3 n m P v Ma...

Страница 56: ...1 T I C Standard Stop Button Ignition Coil Connecter l Spark Plug Black rrm c Exciter Coil Option Flywheel Fig 64 ELECTRIC STARTER TYPE for MODEL EY281 Key Switch Ignition Coil Unit S Black r I 7 7 h...

Страница 57: ...g figure When thekeyswitch is putto ON the M circuit is closedand thecurrentflows to thearrowheaddirection The magnet switch coil is excited and the contact is drawn UP Then the continuity is made to...

Страница 58: ...l withathumb as shown in Fig 68 so that the reel should not make re verse turn ai the placewhere the reel notchcomes to the outlet of starter rope Pull out the starter rope to the inside of recoil sta...

Страница 59: ...and tie the rope as shown in Fig 71 No 1 Then have the opposite side of the rope pass through thestarter case andthe reel and tie it as shown in Fig 71 No 2 Then surelyhouse the end in the reel In th...

Страница 60: ...arting knob 4 When reassembling theparts follow up inthe reverse order to Fig 69 When puttingthefriction plate in the holeforit set the return spring a little upward as shown in Fig 74 so that the fri...

Страница 61: ...and confirm whether or not immoderate strainis imposed on the spring i i i If the sound is heard that the spring is falling off and the starter rope cannot be wound in relay reassemble once again from...

Страница 62: ...he meanings of the termsused in the correction table are as follows Correction Repair adjustmentor replacement of any engine parts Correction Limit The limit on wear damage or functional deterioration...

Страница 63: ...iddle Cylinder portion gauge 0 15 S T D 62 98 dia EY15 B 63 23 dia O D at skirt in thrust direction incl over size 0 0 25 C 0 5 0 1 0 1 Micro meter S T D 66 98dia 67 23 dia S T D 74 98 dia EY28 B 75 2...

Страница 64: ...4 010 0 030 Oil 3 0 I 1 14 dia I Micro meter 0 0 008 Replace 0 04 0 1 0 2 0 04 0 1 0 2 EY28 16 dia I I I EY15 24 dia Large end I D EY20 26 die 0 013 Cylinder Cylinder Micro meter gauge Replace Replace...

Страница 65: ...a Drive s 25 die EY 20 Mag s 25 die Drive s 30 dia EY28 Mag s 30 dia Crankshaft journal O D O OO3 0 012 Micro meter 0 05 Replace 0 25 Micro meter Cam lobe height io 1 Replace 0 25 0 05 I 0 05 EY15 t D...

Страница 66: ...Clearance between groove and retainer I I EY15 Feeler gauge Replace 0 5 0 1 0 3 I EY 5 I Intake Exhaust 5 9 5 9 1 Stem end length I EY2O I Intake 6 2 I Exhaust 6 4 Vernier calipers Replace 1 o 0 5 0 2...

Страница 67: ...c EY15 EY20 0 6 Fixed quantity of Lubricant EY28 0 85 Use the SC or higher grade engineoil ITEM Specified Lubricant Qualiw MODEL EY15 EY20 EY28 rComparison between oil viscosity and temparature I REM...

Страница 68: ...gauge Reference value and down Crankshaft Rev EY2O EY28 61400 ITEM Mn acderating molution MODEL EY 15D EY 15B EYZOD EY28D EY28B rpm 1200 600 1200 1200 600 I TOOL I REMARKS ITEM I MODEL I kgem I ft lb...

Страница 69: ...und If the engine is operated without sufficiento i l it will Check o i llevel in crankcase andadd upas necessary accidents re tighten Loose screws andnuts w i l lresult in vibration 17 2EVERY 20 HOUR...

Страница 70: ...of order Change piston rings Replace fuel pipe once a year To prevent from danger caused by the fuel leakage 1 17 7 PREPARATION for LONG ABEYANCE 1 Perform the above 17 1 and 17 2maintenancejobs 2 Dra...

Страница 71: ...Industrial Engines...

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