Robin America EH30 Specifications

- Step 6 - Part to remove Tank bracket and fuel tank Procedures I I Remarks Tool . I (1) Remove tank bracket from crankcase. (2) Remove fuel tank, M5

I Step lPart to remove1 Procedures I Remarks I Tool I 7 (1) Remove mount rubbers from crank- Rubber cushion and tank bracket. 8 lOmm box wrench (1)

&= Step Part to remove * cover Procedures (1) Remove muffler cover from muffler. (2) Remove muffler. M5 x 8mm screw ***a 3pc~: ' M6 bol

Step lpart to remove1 Procedures I Remarks I Tool Stop button (1) Disconnect couplers of stop button wire. I. 12 starter Recoil (1 1 Remove recoil

- Step 13 - 14 - Part to remove Procedures lgnition coil Flywheel magneto (1) Remove ignition coil from crankcase. M5 x 2Omm SCEW **e* 2pcs. (1) Rem

'art to rernova Woodruff key Insulator and lead valve Procedures (1) Remove woodruff key from crank - shaft. (See Fig. 12.) (1) Remove insul

.* .. ., 1- .. step Tool Remarks Procedures Part to remove' '. "1 9mm (l).Remove spark plug. from cylinder. 'Spark plug 17&apos

Step 19 - - 20 ’art to remove Crank- Piston and piston ring Procedures (1) Disassemble front and mar crankcases. M5 x 30mm socket bolt 4pcs. (1) R

3- 4 REASSEMBLY PROCEDURES 0 PRECAUTIONS FOR REASSEMBLY (1) Clean parts thoroughly before reassembly. (2) Scrape off all carbon deposits f

(2) Install needle bearing to small end of connecting rod. (3) Assemble piston and connecting rod with piston pin and clips. (See page 1

ROBIN AMERICA, INC. ROBIN TO WISCONSIN ROBIN ENGINE MODEL CROSS REFERENCE LIST ROBIN EY08 EY15 EY 15V EY20 EY2OV EY23 EY28 EY3 5 EY40 - EY45V EY2 1

3-4-5 CYLINDER COVER (1) Install cylinder cover to cylinder. M5 X 14mm screw and washer 2pcs. M5 X 20mm screw and washer * * * lpce. I .TI

(4) Adjusting air gap between ignition coil and flywheel. (See Fig. 18.) I AIR GAP 1 I 0.0079 - 0.0157 IN (5) Tighten ignition coil to cra

3-4-1 1 FUEL TANK (1) Set tank cap to fuel tank. (See page 4, Fig. 2.) (2) Install mount rubbers to crankcase. (4) Put fuel tank on cra

3-4- 14 MUFFLER COVER (1) Install muffler cover to muffler. M5 X 8mm screw 3pcs. I TIGHTENING TORQUE I 35 - 45 kgf-cm 345 - 440 N-cm I 30 - 35 IN-L

4. RECOIL STARTER When repairing recoil starter, disassemble and reassemble in the following procedures. Tools : Socket. wrench, Needle nose

(6) Remove reel from starter case as shown in Fig. 24. Take out .reel slowly turning it lightly toward left and right to remove spring f

(7) Reassemble parts in reverse order of disassembly. (See Fig. 23.) Screw ***** 1 pce. TIGHTENING TORQUE 295 - 390 kgf cm 30 - 40 N*cm 30 - 35

Wind spring completely. 0 Hook inner end of spring to reel. Remove tape from reel. Fig. 28 (2) IN CASE OF LUBRICATING Lubricate the rotating par

5. CARBURETOR - b . -. . .- 5-1 - DIAGNOSIS OF TROUBLES 0 Engine does not. start. ,. Carburetor needle valve- is held open by dirt or gum.

Rznnsdy 2 (1) Remove pilot screw from body. (2) Clean pilot screw and vent of screw by (3) Clean pilot vent in kerosene and blow (4) Rese

CONTENTSSectionTitlePage1.SPECIFICATIONS" ""."O"""""•"O"O"C".O"""O&quo

6. MAGNETO 6- 1 MAGNETO TROUBLESHOOTING When engine does not start or starts with difficulty, or when its operation is unstable, the following

8- 2 TROUBLESHOOTING TABLE POSSIBLE CAUSES \ Fuel tank empty Improper or contaminated fuel Loose fittings or defective fuel lines Carburetor

SYMPTOMS ' ; P b "$ .cn 4- 0 0 4- 4- 0 c - - .- 3r ma a, POSSIBLE CAUSES .- C.t; 15$ Spark plug wet or dirty Spark plug gap incorrect I &

9. CHECKS AND CORRECTIONS After disassembling and cleaning engine, check and repair, if necessary, according to the correction table. The

Unit : rnm (in) ITEM Piston pin hole (maximum) n 0 Clearance between piston and cylinder 20mm (0.7874) - , Ring groove side clearance 0 Clearanc

Unit : mm (in) ITEM EC04ER ECOSER STD Limit Limit STD I I Piston ring end gap 0.1 -0.3 (0.0039-0.01 18) 1 .o (0.0394) TOP 0.1 -0.3 0.8 (0.0039-0.

Unit : mm (in) ITEM XANK SHAFT D Journal dia. _. uu Side clearance between crankcase and crankshaft (at assembled) Gasket has a thickness of

9-2 TABLE OF TIGHTENING TORQUE Description Tightening torque 60 - 80 kgf cm Bolts for joining crankcase 590 - 780 N cm 55- 65 IN-LB 110"; 1

OPTION Description Tightening torque 60 - 80 kgf cm Bolts for joining engine base 590 - 780 N cm 55- 65 IN-LB 30 - 40 kgf cm Screw for joining

10. MAINTENANCE AND STORAGE The following maintenance schedule applies to the engines operated correctly under normal conditions. The in

1. SPECIFICATIONS. I I Model Type : Bore X stroke Piston displacement output EC03ER ECO4ER 1 Air-cooled,~2-cycle, inclined single cylinder, lead valv

I 0-4 YEARLY CHECKS ' AND MAINTENANCE I I Checks and maintenance works I Reasons for requiring the maintenance work I Remove the carbon

Industrial Engines

2. PERFORMANCE 2-1 MAXIMUM OUTPUT The maximum output of an engine is the output power of the engine operating with the carburetor throttle val

3. DISASSEMBLY AND REASSEMBLY 3- 1 PREPARATIONS AND SUGGESTIONS (1) When disassembling an engine , memorize well the locations of individual p

3- 3 DISASSEMBLY PROCEDURES Step Tool Remarks Procedures Part to remove 1 (1) Remove spark plug cap from spark Spark plug cap plug. ~ 2 Tank cap

(Option) Procedures (1) Remove clutch center bolt from crankshaft M6 x 16mm bolt and washer - *-* lpce. (2) Remove ki-ee screws from clutch. M5 x

Step Air cleaner 4 Part to remove 5 Carburetor Procedures (1) Remove cleaner cover with element. (1) Turn fuel cock off. (2) Loosen two screws and