Manuals / Subaru Robin Power Products / Lawn and Garden / Portable Generator

Subaru Robin Power Products EH12-2, EH17-2, EH25-2 STDLimit, 0.3134, 8.000-8.015 0.3150, 0.001 0

Models: EH12-2, EH17-2, EH25-2

1 78

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Page 71

STDLimit

ITEM

Unit: rnrn (in)

1

STDLimit

TAPPET

0 Stem outside dia.

7.960-7.975

(0.3134- 0.3140)

0Guide inside dia.

8.000-8.015

(0.3150 - 0.3156)

0 Tappet guide clearance

0.025 - 0.055

(0.001 0- 0.0022)

VALVE SPRING FREE LENGTH

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Image 71

Subaru Robin Power Products EH12-2, EH17-2, EH25-2 manual STDLimit, 0.3134, 8.000-8.015 0.3150, 0.001 0, 0.025

Contents

Page Page CONTENTSSection TitlePage EH12-2B I.SPECIFICATIONSModel EH12-2EH17-2BS ModelEH17-2 EH17-2BE H 2 5 - 2 6 s ModelEH25-2 EH25-22-3 MAXIMUM TORQUE 2-1 MAXIMUMOUTPUT2-2 CONTINUOUS RATED OUTPUT 4000 +3l28 2-4 PERFORMANCECURVES 0 EHlPD, B for B type HP kW 30003000 N . m kgfam0 EH17D for B tvDeEH25D, B N . m kgf-m 3000HP kW IMAXIMUM HORSEPOWERNET4. GENERAL DESCRIPTIONOF ENGINE COMPONENTS 3. FEATURESThe crankshaft is forged carbon steel, and the crank The intake valve is located on flywheelside of the cylinder head against load variations Theenginesareequippedwithahorizontaldraft AUTOMATIC DECOMPRESSOR SYSTEM 4-16 DECOMPRESSION SYSTEMMAIN BEARING COVER 4-17 SECTIONAL VIEW OF ENGINEFUEL TANK FLYWHEELPUSH ROD ROCKER ARM5. DISASSEMBLY AND REASSEMBLY Remarks 5-3 DISASSEMBLYPROCEDURESProcedures Part to removesocket wrench ProceduresStep Part to remove Wipe off spilt fuelRemarks I Tool ProceduresBLOWER HOUSING 4pcs1pc. EH25-2 Remarks Proceduresstarter 2pcs speed control lever ProceduresStep Partto remove 10 Governor lever, Governor rod and Governor springRemove starterpulley from flywheel ProceduresI Remarks M6 X 25mm Screw step ProceduresRemarks M8 BOLT and WASHER 8 pcs. EH25-2 coverProcedures Page CRANKSHAIT Dtype Step Partto removeProceduresRemarksToooil seal Intake valve 1Clean parts throughly before reassembly VALVE RECESS 2pcs. EH17-2 M 6 X 34 mm flangebolt2pcsEH12-2 M7 X 37 mm flange boltPage SPACER SHIMS Place spacers chosen at procedure1 on crankshaft and camshaft ft4b kgcmEH17-2,25-2NGK B6HS Spark plug54-16 GOVERNOR SYSTEM 59-63 N-m43-47 ft*lb 54-15 CARBURETORPage Install the head cover to the cylinder head 6. IGNITION SYSTEM 7 cn STANDARD 6-3 WIRING DIAGRAMStop switch 12VOLT BATTERY MtNIMUM AMP.HRCRESCENT EXHAUST 7. AUTOMATIC DECOMPRESSION SYSTEM8. CARBURETOR 21 -@ B 1Remove the boltl2and take out float chamber bodyl3 9-1 RECOIL STARTER 9. STARTING SYSTEMcase do not abruptly put off your of the spring onto the notchof the reel and rewind the spring into the housingIO. TROUBLESHOOTING Check the followings for lackof sparks 1Poor quality gasoline 11. INSTALLATION STDLimit 12. SERVICE DATACYLINDER EH12-2Lmit EH17-2 STD LmitDitto LmitPISTON r EH25-20 Ring groovesideclearance Uni rnm inSTD Limit STD Limit TEH17-20.004 STD Limit1 EH25-2 0.05910.010 EH12-2 STDLimitZONNECTING ROD CRANKSHAR0.0047 EH17-2Limit CRANKSHAFTUnit mm in lTEMEH25-2 CRANKSHAFTcold STDLimitEH12-2 / EH17-2 VALVEVALVE LimitEH25-2 ZAMSHAFT0.001 0 STDLimit0.3134 8.000-8.015 0.3150STDLimit EH25-2EH12-2117-2 STDlimitEH25-2 type 12-2TORQUESPECIFICATIONS EH12-2/ 17-2 typeDESCRIPTION TIGHTENING TORQUEMulti- grade 12-3 OIL GRADE CHARTComparison between oil viscosity and temparature Single grade Specified LubricanI 1 Change crankcaseoil 13. MAINTENANCE AND STORAGE1 Clean fuelfilter and fuel tank Page e-mail sale.s@robinamerica.com ~bin America, IncSU6ARU 940 LivelyBlvd. l WoodDale,IL 60191 l