SubaruメーカーEA190Vの使用説明書/サービス説明書
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EA 190V SER VICE M A NU A L.
This m a n u al conta ins inf or m at i on o n how to rout ine m ainta in and how to do t roubl eshoot in g. K eep ser vice manual handy , so y ou can r e f er t o it at any t ime. T his se r v i ce man u a l de scr ibes co rrec t m eth ods of m ain taini ng t his en g ine .
I. P AR TS DES CRI PTION ....................................................................................................................................................... 1 1-1 Part desc ription ..................................................
1 I. P ARTS DES CR IP TIO N 1- 1 P ar t de s cr ip tio n 1- 1- 1 Feat ure 1- 1- 2 Model & ser ial number Drain p lug Spar k plug Muf f ler Oil d ips tic k S tar te r hand le A ir c lea n er Fue l .
2 1-2 Spe cification M ode l Spe c i fi c a ti o n E A 190 L×W×H( not i n cl ud i n g cr a n ks ha f t o ut pu t term inal) 425×360×290m m Dry W eigh t 14 kg ( ir on fl y wh eel) or 13kg (aluminum.
3 1-3 Ser vice limi t U N I T ： m m P a r t s I t e m S t a n d a r d S e r v i ce li mi t Engin e Max imum s pee d ( N o l oad) Cyli nder com pre ssion 3800±100rpm 1.15Mp a a t 1200 rpm 3650/4000- - Cy linder he a d Sle eve I.D 68.00-68.02 68.160 Cy linder he a d Flatn e ss 0-0.
4 II . D IMEN S ION AND TORQUE 2- 1 E ng ine dime ns i o n 2- 1- 1 A ppear an ce d imensi on.
5 2-1-2 Insta llat i o n h ole p o si t i on 2-1-3 P . T .O dime nsion figure.
6 2-2 T orque val ue Not i ce: For unspeci fied bolt , sc rew an d n ut, ref er to th e s tan da rd to r que val ue No . Item Specification Performance class To rque value （ N· m ） 1 Cy li nder hea d M8×65 10.9 28±2 2 Crankcas e c over M 6 ×3 0 8.
7 2-3 Standar d tor que valu e Fasteners Thread dia.( mm ) Torque value （ N·m ） 5 mm b o lt, n ut 4.5- 6 6 mm b o lt, n ut 8 -12 8 mm b o lt, n ut 18-2 5 10 mm bo lt, nut 29-3 4 12 mm bo lt, nut 49-5 9 4 mm sc r e w 1 .5 - 2 .6 5 mm s c r e w 3 .
8 III. MAIN TE NANCE 3- 1. M a in t en anc e s ch e dule Go od main ten an ce is e sse n tial for sa fe , economical, and trou ble-free opera tion . It w ill als o help re duce air pol lu t i o n. Ex ha u s t gas c on tain s poisonous car bon monoxid e .
9 3-2 Chan ge oil ·change oil NOTI CE: Dr ain the engine o il ra pidly a nd co mpletely out w hen the engine is hot. （ 1 ） Remove th e drain pl ug and wash er and tilt t he e ngin e to drain engine oil thoroughly . （ 2 ） Rein sta ll the drain plug and washer into s ecu re ly by h and.
10 3-3 AI R CLEANE R NOT IC E: A d irty air c le ane r w ill restrict air fl ow to the ca r buretor . To preven t ca rburetor m alfuncti on, cl ea n t he a i r cl ea n e r e a c h 50 hours (o r thr ee m onths ) and service the ai r cle aner regularly .
11 3-4-2 Fuel ch eck 1 . Re m ove the f u el tan k cap a nd check f ue l leve l . 2. If t he l eve l is t oo l o w , ref uel t he t ank. Pl ease do n’ t ref ue l o ver t he fuel gauge. W A R N I N G ： 1. Gaso line is ext r e me l y f la m ma b le a nd is e xp lo s i ve u nd er cer t ain co nd i t ions.
12 0.60~0.7 0mm Side el ectr o de 3-5 S pa rk P lu g S e rv ice ( 1) Rem ove t he spark plug ca p. Cl ear away d i rt around t he spark p l ug base; (2) Use the plug wren ch t o r em ove the spark p l.
13 3-6 V alv e cl earance adjust m ent K eep t he c lea r a nce b etw ee n engi ne va lve ro d e n d a nd dri vi ng par ts f or a voi di ng hea t ex pa ndi ng a nd c ol d s hrin ki ng to e ffect en gi ne pe rform an ce.
14 d ． Recheck valve cleara n ce after ti g hte nin g t he va l ve l oc k nut— —tor q ue valu e: 8 ±1N . m. e ． Set t he n ew gask et a lignin g the pr ojectio n of the new gaskets with the proj ecti on o f the c yli nder head.
15 Adjusting speed ： D on’ t a dj us t t h e s pee d b eca us e it is fixed. If ne ce ssar y, ple ase s end it t o t he a ut hor i zed d eal e r fo r ad ju st ing .
16 IV . D ISAS SE M BLING AND SE RV ICI NG 4- 1 T ro ubl e sh oo tin g 4- 1- 1 Starti ng di ffic ult TR OU B LE CAUSE REMED Y Th ere is no e nou gh f uel i n f uel ta nk a nd f ue l c oc k i s c l os e d. F ill f uel , open fu el cock. Air vent i n t he fuel f iller ca p is cl ogged Dredge air ven t.
17 ● Spar k pl ug testing · Mak e su re the re is no sp ille d fuel outs ide t he engine a nd that the spark plug isn’t di pped with f ue l. · T o pre vent f ire, k eep sp ark s far aw ay fr om t he sp ark p l ug m ounting hole.
18 Cyl i nder p ressure ch eck · Drain the gasoline in the fuel t ank into the container. ·Dra in the gaso line by loosening th e fuel d rain bo lt o f the ca rburetor ·Rem ove the spark pl ug ca p a n d s pa r k pl u g a n d i ns ta ll t he cyli nder pre ssure meter .
19 4-1-4 Unabl e ignit ing 4-1-5 Engine over heat TROUBLE CAUSE REMEDY A bno r m al o il vol ume or i nferior oil Ch eck th e o il le vel and qualit y Exhaust pipe blocke d up Clean exhaust pipe Shro .
20 4-1-6 Abnor m a l so und 4-1- 7 Exhaust gas col o r a bnorm al TR OUBLE CAUSE REME DY Pi ston, pist on rin g or cy li nder is wo rn Replac e the wo rn part Co nnec tio n r od or pi st on pi n and p.
21 4-2 Pre paration of serv icing 4-2-1 Safety pr ecau tion s W ARNING ： I ndicate a po ssibi lit y o f in valid wa rra n t y a nd p ersona l or e quipment dam age if instr uctions ar e not followed. P l ease pay special a tten ti on t o th e f o l l owi ng: 1.
22 4-3 Engine 4-3-1 R ecoil starte r /hou sing D i sasse mbl y ： Ser . No. Descripti on Ser . No. Descripti on Ser . No. Descripti on 1 Hex . Flange n ut M6 7 R eturn spring 13 S tarter r ope 2 R ec o il sta rter 8 Driving pawl 14 Starter housing 3 S tarting ro pe grip 9 Compre ssion spring 15 S t ud M 6 X 8 3 4 R o pe g ui de a ss y .
23 4-3-2 Fuel tan k ● D isass embly/ rea ssembly The fuel tank does not require general m ai nten a nce , but, some tim e s th e du st s a nd va por w ill tr ouble t he f uel syste m , so that, periodically w ashing it with lubric ati on oil a nd ga s o li ne i s r e q ui r e d.
24 4-3-3 Ignition coil/f lywheel ● Ignition coil NOTI CE: Ch eck hig h t ensi o n line in su lat o r fo r c r acked, replace if neces sar y . A sse mb ly ： ① D i sa s se mble e ng ine hou sing, f uel t a nk and r eco il st art er in o rder . ② Measure t he clearance bet ween t he igni t i o n co il a nd f lyw hee l w ith t he f eel e r.
25 （ S eco ndary s i de ） M easure t he r esist ance o f t he seco ndar y side of t he co il w it h t he s pa r k p lug cap r em o ved, to u chin g o ne t est l ead t o t he hi gh t ensio n co rd wh ile t o u ch ing t he o t he r t est er l ead to t he co il’ s ir o n c o r e .
26 FL YWH EEL (CAST IR ON) HOLE HOLE I MP ELL ER POL E POL E ST AR TER CUP 4 - 3 - 4 M u ffle r Fl yw hee l （ a lu m inu m ） Mu ff le r hous i ng S t ud Gas k et Muffler Hex.
27 Disassem b ly/r ea sse mb ly ： The muff ler ca n pr o du ce car bon depo si t s in t he l o ng t ime o p e r at io n and se r io us l y t ro ubl e t he exh au st sy ste m . To g e t th e b e st pe rf orm an ce , t h e m uf fl er m ust b e peri odi c a lly rem o ve d the carbo n depo sits.
28 NOTICE Ch eck f o r da m age o f the a i r c l ean er g a s ke t b ef ore r ea ssemb li ng. If n ece ssar y , pl e ase repl a ce and pa y a tten ti on t o a ssembl i ng dir ect i o n , v i ewi ng f ro m t he ai r c leaner side. Bef o re a sse mb li ng , ch eck breather hose for deter i orat i o n or da m age .
29 (such as main jet) f uel pat h an d fl oat ch a mber surf ace. The air enter s in t o t he carburet or t hro ugh air fil t er . Con si d eri ng t he in take can not be t oo m uch resistant and ot h.
30 ·Be f ore r ea sse mbli ng, ch eck t he car buret o r t her mal gask et , carburetor gasket, and a i r cleaner gasket f or dam aged, p lease r ep l ace i t if necessar y .
31 Flo at valve Flo at valve seat Normal W orn （ 1 ） Ch eck t he fl oat valve, fl o at seat and fl oat spri ng f o r w ear . （ 2 ） C l ean wi th c om p re ssed a ir be for e r ea sse mb lin g .
32 4-3-7 Thr o ttl e c ontr o l NOT IC E ·Don’ t rand omly repl a ce t hrott l e valve ret ur nin g sp r in g, and g o vern o r spring h ook i n g p osi ti on or re s ul t i n pe rf orm an ce of th e e n gin e uns t able . Governor sprin g h ook p os i t i on ： s h own as f i gure .
33 4-3-8 Cyli nde r head/ val ve train 1 ） Disassem b ly/r ea sse mb ly ： ① D i sa s se mble r eco il st ar t er/hous in g ； ② D i s a s s e m b l e f u e l t a n k ； ③ D i s a s s e m b.
34 In sp ect th e val ve st em ou ts id e dia m et er with th e mi cr om et e r , if fin di ng out of the standa rd or servi ce l im it, or i f vi sua lly in sp ectin g th e bur n an d d am a ge d on th e va l ve fa ce, pl ea se r epla ce w ith new o ne.
35 Co rr ect Inc o rr ect c) I nst a ll t he new valve gu i des fro m t he valve spr i ng side o f t he cyli nder head. Exhaust side: Dr iv e t he e xhaust valve gu ide unt il t he c lip i s fu lly s eat ed ( as shown a s fig.
36 e) If t he c l eara nce is o ver t he ser vice limi t , j udge a new gu i de if i t can make t he c l eara nce co nfor mi ng to servi c e l imi t , if co nf or mi ng to , repl ace t he gu ide a nd rea m t he gu i de, refinish t he va lve whe n r ep l aci n g th e v al v e gui de.
37 e) Use 45°cu tte r t o r e m ov e a ny p os si bl e b u rrs a t th e e dges o f t he s eat. f ) Af ter resur f aci ng s eat, inspect f or even va lve s eat in g w idth. Appl y colorant to t he v a lv e t apered f ace, insert t he v a lve a nd pr e ss i t f o r ce fu lly severa l t imes , be s ur e t he va lve do e s not rotate o n t he s eat .
38 4-3-9 Cr ankcase cover/governor gea r NOTI CE ·Do n’t reuse the crankcase gasket . ·Oil seal ： a) Do n’t r euse ； b ) Appl y t he lubri cat ion o il on t he lip whe n u s ing ； c) P ut .
39 4-4-10 Cr ankshaft/piston/crankcase No. Des cr i pt i o n No . Descri pt ion No. Descri pt ion 1 Cran kcase a ssy . 1 1 Gas ke t 21 P i sto n 2 Oil dip stick 12 Br eat h piece a ssy .
40 Maker mark 120° T op r i n g Secon d ring O il ring ass y . C onnect ing rod R ea ssembly ： Make su re t hat the l onge r e nd m ar k ed is toward th e piston he a d w ith the “↓” “↓.
41 Too l s ： Driver handle , R etai n er a sse mb ler , Inn er a sse mb ler e) O il s eal ： A p ply o il t o t he c irc u mf er e nc e o f an o il se a l.
42 P i sto n ski rt O.D. M easure t he p i st o n sk i rt O.D. wi th o ut si de mic r o met e r , if o u t o f t he se r vic e l imit , rep l a ce i t. b) P i st o n pin bore to pi sto n c l eara nce Separat ely measure t he p i sto n p in b o re I. D and O.
43 e) Pis t on rin g e nd gap Flat ly place t h e p i sto n in to t he cyli nder w i t h pushing t h e p i sto n h ead t o wor kin g po si t ion . M e asure th e open i n g cl eara nce w i th feeler ,.
44 c ） Conn ect ing ro d bi g e nd o il c l eara nce Wipe o il o ff t he crank p in and co nnect in g r o d beari ng m at in g sur f ace. Set t he p l ast i c g a uge o n the crank pin , con n ect ing ro d and bo l t to spec if ied t or que.
45 · Ch eck inn er d i amet er o f t he ca m shaft bor e , i f bi gger th an th e s e r vi ce l imi t , repl ace t he camshaft. If the spr o cket t eeth da m aged , pl eas e re pl ace t he camshaft w i t h n ew o ne.
46 4-5 El ect r ic diagram 汽油机开 关 Eng ine swi tch E ngi ne s w itch Spa rk p lug I g n itio n c o il Blac k ON OF.
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49 I SSUE EMD-ES 7175 De ce m be r 2010.
デバイスSubaru EA190Vの購入後に（又は購入する前であっても）重要なポイントは、説明書をよく読むことです。その単純な理由はいくつかあります：
Subaru EA190Vをまだ購入していないなら、この製品の基本情報を理解する良い機会です。まずは上にある説明書の最初のページをご覧ください。そこにはSubaru EA190Vの技術情報の概要が記載されているはずです。デバイスがあなたのニーズを満たすかどうかは、ここで確認しましょう。Subaru EA190Vの取扱説明書の次のページをよく読むことにより、製品の全機能やその取り扱いに関する情報を知ることができます。Subaru EA190Vで得られた情報は、きっとあなたの購入の決断を手助けしてくれることでしょう。
Subaru EA190Vを既にお持ちだが、まだ読んでいない場合は、上記の理由によりそれを行うべきです。そうすることにより機能を適切に使用しているか、又はSubaru EA190Vの不適切な取り扱いによりその寿命を短くする危険を犯していないかどうかを知ることができます。
ですが、ユーザガイドが果たす重要な役割の一つは、Subaru EA190Vに関する問題の解決を支援することです。そこにはほとんどの場合、トラブルシューティング、すなわちSubaru EA190Vデバイスで最もよく起こりうる故障・不良とそれらの対処法についてのアドバイスを見つけることができるはずです。たとえ問題を解決できなかった場合でも、説明書にはカスタマー・サービスセンター又は最寄りのサービスセンターへの問い合わせ先等、次の対処法についての指示があるはずです。
