Makita EG781A Specifications

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Summary of Contents

Page 1 - EGséries

3ZZ9990516EG seriesEG301AEG381A, EG381AEEG511A, EG511AEEG711A, EG711AEEG781A, EG781AEEGsériesEG301AEG381A, EG381AEEG511A, EG511AEEG711A, EG711AEEG781A

Page 2 - AIR INDEX

−5−ENGLISHControl panelFuel tankFuel gaugeEngine switchRecoil starter handleChoke leverOil gauge (oil filler)Spark plug capAir cleanerMufflerTank capR

Page 3

−6−ïEG301AEG511A, EG511AEEG711A, EG711AEEG781A, EG781AEEG381A, EG381AEPilot lampAC receptacle 20AEarth (ground)terminalAC circuit breakerAC circuit br

Page 4 - FOREWORD

4. PRE-OPERATION CHECKS−7−ENGLISHUpper levelOil filler cap(Oil gauge)Lower levelCHECK ENGINE OILBefore checking or refilling oil, be suregenerator is

Page 5 - CONTENTS

−8− Check fuel level at fuel level gauge. If fuel level is low, refill withunleaded automotive gasoline. Be sure to use the fuel filter screenon the f

Page 6 - 1. SAFETY PRECAUTIONS

−9−ENGLISHCHECKING COMPONENT PARTSCheck following items before starting engine: Fuel leakage from fuel hose, etc. Bolts and nuts for looseness. Compon

Page 7

−10−GROUNDING THEGENERATOR To ground the generator to the earth,connect the grounding lug of the generator to the grounding spikedriven into the earth

Page 8 - 2. SPECIFICATIONS

5. OPERATING PROCEDURES−11−ENGLISH(a) Turn the Engine switch to the position"ON".(b) Turn the AC circuit breaker to theposition "OFF&qu

Page 9 - 3. COMPONENTS

−12−Pull briskly(e) [Recoil starter model]Pull the starter handle slowly untilpassing the compression point(resistance will be felt), then return the

Page 10

−13−ENGLISH(g) After the engine started, return thechoke lever gradually to "OPEN"position.Choke leverCLOSEOPEN(h) Warm up the engine withou

Page 11 - CONTROL PANEL

−14−(a) Make sure the pilot lamp is turned on.(b) Turn off the switch (es) of the electricalappliance (s) before connecting to thegenerator.(c) Insert

Page 12 - 4. PRE-OPERATION CHECKS

AIR INDEXDescriptive Term Applicable to Emissions Durability PeriodModerate - 50 hours (engine from 0 to 80 cc)125 hours (engine greater than 80 cc

Page 13 - CHECK ENGINE FUEL

−15−ENGLISHTABLE 1NOTE :When the AC circuit breaker turns off during operation, the generator is overloaded or the appliance is defective. Stop the ge

Page 14 - CHECK GENERATOR SURROUNDINGS

−16−(d) Turn the AC circuit breaker to theposition "ON".(e)Turn on the switch of the appliance.ONONOFFGFCI RECEPTACLEAfter starting the engi

Page 15 - GENERATOR

−17−ENGLISHSwitch position Lower Voltage Receptacle Higher Voltage Receptacle120V Activated full rated output N.A120/240V Activated half of rated outp

Page 16 - 5. OPERATING PROCEDURES

−18−(2) DC APPLICATION (Only for charging 12 volt battery) DC receptacle (Only for charging 12 voltbattery) For charging 12 voltage battery, 12V-8.3A(

Page 17 - Pull briskly

−19−ENGLISH Do not use both AC and DC output at the same time. Install correct positive (red) or negative (black) cable to the correctpolarity on the

Page 18 - Choke lever

−20−STOPPING THE GENERATOR(a) Turn off the power switch of theelectric equipment and unplug the cordfrom receptacle of the generator.(b) Turn the AC c

Page 19 - USING ELECTRIC POWER

6. WATTAGE INFORMATION−21−ENGLISHSome appliances need a "surge" of energy when starting. This means that the amount of electrical power need

Page 20 - Receptacle, duplex

VOLTAGE DROP IN ELECTRIC EXTENSION CORDSWhen a long electric extension cord is used to connect an appliance or tool to thegenerator, a certain amount

Page 21

7. SPARK ARRESTER−23−ENGLISHIn a dry or wooded area, it is recommendable to use the product with a spark arrester.Some areas require the use of a spar

Page 22

DAILY INSPECTIONBefore running the generator, check the following service items:Excessive vibration,noiseClean air cleaner elementSafe surroundingsEno

Page 23 - DC receptacle

EG781AE ce_GU6837 10.1.25 1:36 PM ページ002

Page 24

−25−ENGLISH*Note: 1. Initial oil change should be performed after first twenty (20) hours of operation.Thereafter change oil every hundred (100) hours

Page 25 - OIL SENSOR

ENGINE OIL CHANGE Change engine oil every 100 hours.(For new engine, change oil after 20hours.)(a) Drain oil by removing the drain plugand the oil fil

Page 26 - 6. WATTAGE INFORMATION

−27−ENGLISHCLEANING AND ADJUSTINGSPARK PLUG(a)If the plug is contaminated with carbon,remove it using a plug cleaner or wirebrush.(b) Adjust the elect

Page 27 - Resistance

−28−This is done because if the length of thebrush gets any shorter, its contactpressure with the slip ring will decrease, resulting in a drop in gene

Page 28 - 7. SPARK ARRESTER

−29−ENGLISHBrush Maintenance Essentials (Disassembly and Assembly)Disassembly 1. Remove the two flange bolts (M5 x 20),then remove the bracket cover.

Page 29 - 8. MAINTENANCE SCHEDULE

10. PREPARATION FOR STORAGE−30−The following procedures should be followed prior to storage of your generator forperiods of 6 months or longer. Drain

Page 30

11. TROUBLESHOOTING−31−ENGLISHWhen generator engine fails to start after several attempts, or if no electricity isavailable at the output socket, chec

Page 31 - EG781A, EG781AE

12. WIRING DIAGRAM−32−PLAC winding 2AC winding 1YYGrn/YOrgY/RBlkRR RBlu BluGryGrn/YGrn/YBlkIgnition coilOil sensor switch Spark plugOil sensor unitYBl

Page 32 - CLEANING FUEL STRAINER

−33−ENGLISHPLAC winding 2AC winding 1YYGrn/YOrgY/RBlkRRRBlu BluGryGrn/Y Grn/YBlkIgnition coilOil sensor switch Spark plugOil sensor unitYBlkWWWBrnYYBl

Page 33 - CHECKING CARBON BRUSH

−34−OrgY/RBlkBlkIgnition coilOil sensor switch Spark plugOil sensor unitYAC winding 2AC winding 1YYGrn/YBrnYYBrnBrnYBluBluBrnROTOR STATORSlip ringSub

Page 34 - Assembly

ENGLISHFOREWORDThank you for purchasing a Makita generator.This manual covers operation and maintenance of the Makita generators.All information in th

Page 35 - 10. PREPARATION FOR STORAGE

−35−ENGLISHPLACwinding 2ACwinding 1Grn/YOrgY/RBlkRRBluBluGryGrn/YGrn/YBlkIgnition coilOil sensor switch Spark plugOil sensor unitYBlkWWWBrnBluBluBluBl

Page 36 - 11. TROUBLESHOOTING

−36−PLGENERATORCONTROL BOXENGINEOrgY/RBlkBlkIgnition coilOil sensor switch Spark plugOil sensor unitYACwinding 2ACwinding 1BluBluGrn/YBrnBluBluRGrnGrn

Page 37 - CONTROL BOXENGINE

Makita Corporation3-11-8, Sumiyoshi-choAnjo, Aichi 446-8502 JapanISSUE EMD-GU7037PRINTED IN JAPANMay 2010 IMPRESO EN JAPÓNMayo 2010

Page 38

CONTENTS1. SAFETY PRECAUTIONS・・・・・・・・・・・・・・・・12. SPECIFICATIONS・・・・・・・・・・・・・・・・・・・33. COMPONENTS・・・・・・・・・・・・・・・・・・・・44. PRE-OPERATION CHECKS・・・・・・・・・・

Page 39 - CONTROL BOX

1. SAFETY PRECAUTIONS−1−ENGLISHPlease make sure you review each precaution carefully.Do not operate the generator near gasoline or gaseous fuel becaus

Page 40 - CONTROLBOXENGINE

−2−Do not contact the generator to a commercial power line. Connection to a commercialpower line may short circuit the generator and ruin it or cause

Page 41

2. SPECIFICATIONS−3−ENGLISHMODELTypeStarting systemLmmmmmmmLLkgModelTypeVoltage regulating systemVA (W)Rated outputRated current AC Output Rated volta

Page 42 - Makita Corporation

3. COMPONENTS−4−Fuel tankFuel gaugeEngine switchChoke leverOil drain plugOil gauge (oil filler)Spark plug capAir cleanerExhaust outletTank capFuel str

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