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Summary of Contents for Ensign 4500

Page 1: ...Caution This document contains mixed page sizes 8 5 x 11 or 11 x 17 which may affect printing Please adjust your printer settings according to the size of each page you wish to print...

Page 2: ...MCE Ensign Series 4500 6500 Printed in U S A 927 0600 8 93...

Page 3: ...fires an extinguisherrated AB6 by the NFPA i s avail able ancl suitablefor use on alltypes o f firesexceptalco hol EXHAUSTGASES ARE DEADLY e Provide adequateventilation Equipthebilgewith apower exhaus...

Page 4: ...CIFICATIONS 2 1 LOCATIONAND MOUNTING 3 1 VENTILATION 4 1 COOLING SYSTEM 5 1 SeaWater Cooling 5 3 Combined Cooling Systems 5 3 EXHAUSTSYSTEM 6 1 General 6 1 Below Load Waterline Installation 6 3 Above...

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Page 6: ...ater connections a Accessibility for operationand servicing a Level mountingsurface a Adequate support under mounting points a Noiselevels INSTALLATIONCODESAND SAFETY RECOMMENDATIONS The insthation mu...

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Page 8: ...e 1 8 27 NPT MinimumColdCrankingAmps 0 F 18 C 360 Voltage 12 Capacity Heat ExchangerSystem 10 Quarts 9 4 L Heat Rejection 60 Hertz Load Block Exhaust Manifold 800 BTU min 50 Hertz Load Block ExhaustMa...

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Page 10: ...gnifionprotected and mayignitegasolinefumes Besureagasolinegenerator set is insfalledin its own roomor compartment MOUNT1NG Thefloormustbeflatandgivesupportdirectlyunderthe genset mounting points Figu...

Page 11: ...2 i I 3 FIGURE 3 1 DRIP PANDIMENSIONS DIMENSIONS IN 4 k i ARE METRIC 3 2...

Page 12: ...S 152 Kgl COOLANT FILL iANGER MODEL ONLY C CONNECTION I2 d HOLE FARSIDE1 FRONl I L FILL COOLANT FILL HEAT EXCHANGER M O D E L ONLY1 1 19 4I W E T EXH 1 18 04 30 2 20 43 4 l518 9 2 00 I D H O S E 20 25...

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Page 14: ...e during gensetoperation Thiswillavoidoverheatingwhich can resultinshutdownfromvapor lock engineand related control component damage and power loss As a general rule the operating environment for a ga...

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Page 16: ...ry clean Onanrecommendsa water strainer or filter to protectthe sea water cooling system See Figure5 1 Onanhasahullstrainer furnishedwithsomemufflerkits that can be used with a flush through hull fitt...

Page 17: ...captivecoolingsystemshouldalwaysusea50 50 mixture of ethylene glycol and distilled water to help prevent corrosion See the lnstallation Checkoutsec tion for filling instructions If a heat exchanger ot...

Page 18: ...ause engine blockcorrosionand or plugging there fore heatexchanger systemsare recommended COMBINED COOLINGSYSTEMS Onandoesnotrecommendcombiningthegeneratorset coolingsystemwiththe propulsionenginecool...

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Page 20: ...Standard forSmallCrafi Section P1 Theexhaustlinemustbeat leastas largeastheengineexhaustmanifoldoutlet See followingsection on Back Pressure Exhaustgas containscarbonmonox ide an odorless colorless hi...

Page 21: ...ration or noiseto the boat hull Back Pressure Exhaustbackpressureisanimportantcriteriaofana quateexhaustsystem Iftheexhaustinstallationrequires a long runof pipe morethan 30feet 9 m overall back press...

Page 22: ...rset isnot runningand the boat is underway Rear facing scoops developvacuum which can impedecoolingwater flow BELOW LOADWATERLINE INSTALLATION Figure6 1 shows details o fa recommendedbelow load waterl...

Page 23: ...phon break when theexhaustmanifoldinjectionportis at orbelow the load waterlinewill result in sea water damagetotheengineandpossiblefloodingoftbeboat ABOVE LOADWATERLINE INSTALLATION Figure6 2 showsde...

Page 24: ...ound in the cranking circuit will causea wire reinforcedhoseto becomehotand ignite thefuelduringcranking Ifa metallicfuel lineisrun into thegeneratorsetcompartment alengthofflexiblehose meetingthe abo...

Page 25: ...entilated see Ventila tion System section Fuel consumption data in the Specificafionssectionisusefulfor determiningthetank size When installing a separate tank locate it as close as possibleto thegene...

Page 26: ...ectrically bond a metallicfuel line to the vessel with a suitable bonding strap The drip pan must alsobebondedtothissameconductorasshownin Figure7 3 SIPHON PROTECTION A carburetorfloat valve cannot be...

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Page 28: ...onby a bulkhead or deckis necessary Usea sectionofflexible conduitatthegenerator setto absorb vibration Flexible multistrand wire must be usedthroughoutto reducethedanger of breakagedue to boat moveme...

Page 29: ...TB1 2 R O H TPANEL REAR VIEW PCBASSY ENGINEMONITOR CIRCUITBREAKER LOAD BRIDGERECTIFIER GENERATOR AC TRANSFORMERASSY SUPPRESSORASSY STAND OFFINSULATOR CONNECTION SEE NOTE 2 I I I I RV2I i FIGURE 8 2 GE...

Page 30: ...EADS TOMCRUSE HOYWAL NO VAC x3 x4 TOADJUST WlRlTVOLTAOL MOVE TAPSONT21 ACCDRDINBTD TABLES I IN ALL WLTAQECOmECTKmS LEAVETIAHIT4 t FOR6DHz VSE LUDONTIPSXI 2 3 I F CS 22 I S NOT USED CWNECr LEADS DlPECl...

Page 31: ...25feet 7 6 m betweentheremoteswitchandthegenset Usenumber 14 gaugewirefor longerruns 1 lnterchanging connections other ihanshownonthegenerator set wir ing diagrams can cause equipmentdamage BATTERIES...

Page 32: ...asshownin Figure8 6 Use cablesizesspecified in Table8 1 Besurethe battery connectionsareclean andtight then coverthebattery terminalswith a dielectricgreaseto retard corrosion Connectthebatterynegativ...

Page 33: ...fuel systems and smaller electrical conductorscommonto the engines This can happenifa crankingmotorgroundcircuitbecomesresistiveoropens from corrosion vibration badcable etc GENERATOR SET rmpmper gtw...

Page 34: ...bilgeblowerforaminimumofrlminutes If fuel fumes arepresent locate thesource and correct prior togenerafor set operation 1 2 3 4 5 StartthegensetbyholdingtheStartIStopswitchin the Start position The ge...

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Page 36: ...m This section contains DC wiring diagram number 612 6539 fortheMCEgeneratorset Usethisdia gram in conjunction with the wiring information in Section8 ofthismanualto maketheelectricalcon nectionsneces...

Page 37: ...I I K16 K 1 4 dk5 A I I K15 MTEI I UNLESS DWRYISE MTEO N L CDPCNNTS ARE SWYN I N T H OE ENhZW p IsITICN 2 DASHED L I K S IMICATE WKN E E O AC Kl4 U I I I G M I A I t 2 AI I R KII n l Y E3 E cBI2 BTI 8...

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Page 39: ...Onan Corporation 140073rd Avenue N E Minneapolis MN 55432 612 574 5000 InternationalUse Telex 275477 Fax 612 574 8087 Onan is a registeredtrademark of OnanCorporation 1 800 888 ONAN...

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