Subaru-robin EA190V Manuel d'utilisateur

EA190V SERVICE MANUAL

7 2-3 Standard torque value Fasteners Thread dia.(mm) Torque value（N·m） 5mm bolt, nut 4.5-6 6mm bolt, nut 8-12 8mm bolt, nut 18-25 10mm bolt, nu

8 III. MAINTENANCE 3-1. Maintenance schedule Good maintenance is essential for safe, economical, and trouble-free operation. It will also help redu

9 3-2 Change oil ·change oil NOTICE: Drain the engine oil rapidly and completely out when the engine is hot. （1）Remove the drain plug and

10 3-3 AIR CLEANER NOTICE: A dirty air cleaner will restrict air flow to the carburetor. To prevent carburetor malfunction, clean the air cleaner eac

11 3-4-2 Fuel check 1. Remove the fuel tank cap and check fuel level. 2. If the level is too low, refuel the tank. Please don’t refuel over the fu

12 0.60~0.70mm Side electrode 3-5 Spark Plug Service (1) Remove the spark plug cap. Clear away dirt around the spark plug base; (2) Use the plug wr

13 3-6 Valve clearance adjustment Keep the clearance between engine valve rod end and driving parts for avoiding heat expanding and cold shrinking to

14 d．Recheck valve clearance after tightening the valve lock nut——torque value: 8±1N.m. e．Set the new gasket aligning the projection of the new gaske

15 Adjusting speed： Don’t adjust the speed because it is fixed. If necessary, please send it to the authorized dealer for adjusting. If the user ha

16 IV. DISASSEMBLING AND SERVICING 4-1 Troubleshooting 4-1-1 Starting difficult TROUBLE CAUSE REMEDY There is no enough fuel in fuel tank and fue

This manual contains information on how to routine maintain and how to do troubleshooting. Keep service manual handy, so you can refer to it at any t

17 ● Spark plug testing ·Make sure there is no spilled fuel outside the engine and that the spark plug isn’t dipped with fuel. · To prevent fir

18 Cylinder pressure check · Drain the gasoline in the fuel tank into the container. ·Drain the gasoline by loosening the fuel drain bolt of the carb

19 4-1-4 Unable igniting 4-1-5 Engine overheat TROUBLE CAUSE REMEDY Abnormal oil volume or inferior oil Check the oil level and quality Exhaust

20 4-1-6 Abnormal sound 4-1-7 Exhaust gas color abnormal TROUBLE CAUSE REMEDY Piston, piston ring or

21 4-2 Preparation of servicing 4-2-1 Safety precautions WARNING： Indicate a possibility of invalid warranty and personal or equipment damage if ins

22 4-3 Engine 4-3-1 Recoil starter /housing Disassembly： Ser. No. Description Ser. No. Description Ser. No. Descrip

23 4-3-2 Fuel tank ● Disassembly/reassembly The fuel tank does not require general maintenance, but, sometimes the dusts and vapor will trouble the

24 4-3-3 Ignition coil/flywheel ● Ignition coil NOTICE: Check high tension line insulator for cracked, replace if necessary

25 （Secondary side） Measure the resistance of the secondary side of the coil with the spark plug cap removed, touching one test lead to the high ten

26 FLYWHEEL (CAST IRON) HOLE HOLE IMPELLER POLE POLE STARTER CUP 4-3-4 Muffler Flywheel（aluminum） Muffler housing

I. PARTS DESCRIPTION...

27 Disassembly/reassembly： The muffler can produce carbon deposits in the long time operation and seriously trouble the exhaust system. To get the b

28 NOTICE  Check for damage of the air cleaner gasket before reassembling. If necessary, please replace and pay attention to assembling direction

29 (such as main jet) fuel path and float chamber surface. The air enters into the carburetor through air filter. Considering the intake can not be

30 ·Before reassembling, check the carburetor thermal gasket, carburetor gasket, and air cleaner gasket for damaged, please replace it

31 Float valve Float valve seat Normal Worn （1）Check the float valve, float seat and float spring for wear. （2）Clean with compre

32 4-3-7 Throttle control NOTICE ·Don’t randomly replace throttle valve returning spring, and governor spring hooking p

33 4-3-8 Cylinder head/valve train 1）Disassembly/reassembly： ① Disassemble recoil starter/housing； ② Disas

34 Inspect the valve stem outside diameter with the micrometer, if finding out of the standard or service limit, or if visually inspecting the burn

35 Correct Incorrect c) Install the new valve guides from the valve spring side of the cylinder head.  Exhaust side: Drive the exhaust valve

36 e) If the clearance is over the service limit, judge a new guide if it can make the clearance conforming to service limit, if conforming to, rep

1 I. PARTS DESCRIPTION 1-1 Part description 1-1-1 Feature 1-1-2 Model & serial number Drain plug Spark plug Muffler

37 e) Use 45°cutter to remove any possible burrs at the edges of the seat. f) After resurfacing seat, inspect for even valve seating width. Apply

38 4-3-9 Crankcase cover/governor gear NOTICE ·Don’t reuse the crankcase gasket. ·Oil seal：a) Don’t reuse；b) Apply the lubrication oil on

39 4-4-10 Crankshaft/piston/crankcase No. Description No. Description No. Description 1 Crankc

40 Maker mark 120° Top ring Second ring Oil ring assy. Connecting rod Reassembly： Make sure that the longer end marked is toward the piston head wit

41 Tools：Driver handle, Retainer assembler, Inner assembler e) Oil seal：  Apply oil to the circumference of an oil seal.  Drive the oil seal in

42 Piston skirt O.D. Measure the piston skirt O.D. with outside micrometer, if out of the service limit, replace it. b) Piston pin bore to piston

43 e) Piston ring end gap Flatly place the piston into the cylinder with pushing the piston head to working position. Measure the opening cleara

44 c）Connecting rod big end oil clearance  Wipe oil off the crank pin and connecting rod bearing mating surface.  Set the plastic gauge on the

45 · Check inner diameter of the camshaft bore, if bigger than the service limit, replace the camshaft. If the sprocket teeth damaged, please r

46 4-5 Electric diagram 汽油机开关 Engine switch Engine switch Spark plug Ignition coil Black ON OF

2 1-2 Specification Model Specification EA190 L×W×H(not including crankshaft output terminal) 425×360×290mm Dry Weight

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49 ISSUE EMD-ES7175 December 2010

3 1-3 Service limit UNIT：mm Parts Item Standard Service limit Engine Maximum speed (No load) Cylinder compression 3800±100rpm 1.15Mpa at

4 II. DIMENSION AND TORQUE 2-1 Engine dimension 2-1-1 Appearance dimension

5 2-1-2 Installation hole position 2-1-3 P.T.O dimension figure

6 2-2 Torque value Notice: For unspecified bolt, screw and nut, refer to the standard torque value No. Item Spec