Owners Manual
Page 5
... THE ENGINE 19 APPLICATION RANGE 21 CONNECTION 22 STOPPING THE ENGINE 24 PERIODIC MAINTENANCE 25 MAINTENANCE CHART 25 SPARK PLUG INSPECTION............27 CARBURETOR ADJUSTMENT .......27 ENGINE OIL REPLACEMENT .........28 AIR FILTER 29 FUEL COCK 30 FUEL TANK FILTER 30 MUFFLER ... ENGINE 40 BATTERY 41 EXHAUST EMISSION CONTROL SYSTEM AND COMPONENTS...........42 SPECIFICATIONS 43 DIMENSIONS 43 ENGINE 43 GENERATOR 43 WIRING DIAGRAM EF4000DE 44 EF5200DE 45 EF6600DE 46 YG4000D 47 YG5200D 48 YG6600D 49 YG6600DE 50 BATTERY TRAY INSTALLATION ......51 ENGINE HANGER INSTALLATION ...51...
... THE ENGINE 19 APPLICATION RANGE 21 CONNECTION 22 STOPPING THE ENGINE 24 PERIODIC MAINTENANCE 25 MAINTENANCE CHART 25 SPARK PLUG INSPECTION............27 CARBURETOR ADJUSTMENT .......27 ENGINE OIL REPLACEMENT .........28 AIR FILTER 29 FUEL COCK 30 FUEL TANK FILTER 30 MUFFLER ... ENGINE 40 BATTERY 41 EXHAUST EMISSION CONTROL SYSTEM AND COMPONENTS...........42 SPECIFICATIONS 43 DIMENSIONS 43 ENGINE 43 GENERATOR 43 WIRING DIAGRAM EF4000DE 44 EF5200DE 45 EF6600DE 46 YG4000D 47 YG5200D 48 YG6600D 49 YG6600DE 50 BATTERY TRAY INSTALLATION ......51 ENGINE HANGER INSTALLATION ...51...
Owners Manual
Page 8
... P.O. If you should move after you have purchased your new generator, please advise us of your Yamaha model name, engine number, dealer number (or dealer's name) as shown in the Owner's Manual? Does the warranty cover incidental costs such as oil and spark plugs. A. We do them? A. Box 6555 Cypress, California 90630 This will...
... P.O. If you should move after you have purchased your new generator, please advise us of your Yamaha model name, engine number, dealer number (or dealer's name) as shown in the Owner's Manual? Does the warranty cover incidental costs such as oil and spark plugs. A. We do them? A. Box 6555 Cypress, California 90630 This will...
Owners Manual
Page 14
EF4000DE !3e q w !2 !3 u r !0 oi !3 t !3 y AE00101 CONTROL FUNCTION AE00102 DESCRIPTION (for EF4000DE/EF5200DE/EF6600DE) 1 Fuel tank 2 Fuel tank cap 3 Fuel cock 4 Air filter cover 5 Spark plug 6 Muffler 7 Ground (Earth) terminal 8 Oil filler cap 9 Oil drain plug 0 Recoil starter q Voltage adjuster (for EF5200DE/EF6600DE) w Fuel level gauge e Carrying handles (shaded) EF5200DE/EF6600DE !3 w !2 q !3 o i 793-064a !3 t y !1 !3 e !0 r -9-
EF4000DE !3e q w !2 !3 u r !0 oi !3 t !3 y AE00101 CONTROL FUNCTION AE00102 DESCRIPTION (for EF4000DE/EF5200DE/EF6600DE) 1 Fuel tank 2 Fuel tank cap 3 Fuel cock 4 Air filter cover 5 Spark plug 6 Muffler 7 Ground (Earth) terminal 8 Oil filler cap 9 Oil drain plug 0 Recoil starter q Voltage adjuster (for EF5200DE/EF6600DE) w Fuel level gauge e Carrying handles (shaded) EF5200DE/EF6600DE !3 w !2 q !3 o i 793-064a !3 t y !1 !3 e !0 r -9-
Owners Manual
Page 15
YG4000D !e3 q w!2 !3 i r u !1 !3 !o0 t !3 y AE00102 DESCRIPTION (for YG4000D/YG5200D/YG6600D/ YG6600DE) 1 Fuel tank 2 Fuel tank cap 3 Fuel cock 4 Air filter cover 5 Spark plug 6 Muffler 7 Choke lever (for YG4000D/YG5200D/YG6600D) 8 Ground (Earth) terminal 9 Oil filler cap 0 Oil drain plug q Recoil starter w Fuel level gauge e Carrying handles (shaded) YG5200D/YG6600D !3 w !2 q !3 !0 o 793-065a YG6600DE !3 w !2 q !3 !0 o 793-066a !3 t u !3 y !1 e r !3 t y - 10 - !3 !1 e r
YG4000D !e3 q w!2 !3 i r u !1 !3 !o0 t !3 y AE00102 DESCRIPTION (for YG4000D/YG5200D/YG6600D/ YG6600DE) 1 Fuel tank 2 Fuel tank cap 3 Fuel cock 4 Air filter cover 5 Spark plug 6 Muffler 7 Choke lever (for YG4000D/YG5200D/YG6600D) 8 Ground (Earth) terminal 9 Oil filler cap 0 Oil drain plug q Recoil starter w Fuel level gauge e Carrying handles (shaded) YG5200D/YG6600D !3 w !2 q !3 !0 o 793-065a YG6600DE !3 w !2 q !3 !0 o 793-066a !3 t u !3 y !1 e r !3 t y - 10 - !3 !1 e r
Owners Manual
Page 30
... *replace gasket 0 5. *E*xhaust System if necessary. Check muffler screen and spark arrester. Check oil level 0 6. Replace if 0 necessary. No. Item... 12 months months months or 50 Hr or 100 Hr or 300 Hr Check condition. 1. *S*park Plug Adjust gap and clean. Check breather 3.* C**rankcase breather system hose for leakage. Clean fuel cock ... and fuel tank filter. Replace if 0 necessary. * : It is recommended that these items be serviced by a Yamaha dealer. ** : Related to emission control system. - 25 - w Stop the engine before starting maintenance work. Replace...
... *replace gasket 0 5. *E*xhaust System if necessary. Check muffler screen and spark arrester. Check oil level 0 6. Replace if 0 necessary. No. Item... 12 months months months or 50 Hr or 100 Hr or 300 Hr Check condition. 1. *S*park Plug Adjust gap and clean. Check breather 3.* C**rankcase breather system hose for leakage. Clean fuel cock ... and fuel tank filter. Replace if 0 necessary. * : It is recommended that these items be serviced by a Yamaha dealer. ** : Related to emission control system. - 25 - w Stop the engine before starting maintenance work. Replace...
Owners Manual
Page 32
... the carbon. Standard Spark Plug: BPR4ES (NGK) a Spark Plug Gap: 760-001a 0.7-0.8 mm (0.028-0.031 in) a Gap 3. Standard electrode color: 760-011 Tan Color 2. Spark Plug Torque: 20 N•m (2 kgf•m, 14 lbf•ft) AE00431 CARBURETOR ADJUSTMENT The carburetor is a vital part of the engine. AE00971 SPARK PLUG INSPECTION You should be left to a Yamaha dealer with the...
... the carbon. Standard Spark Plug: BPR4ES (NGK) a Spark Plug Gap: 760-001a 0.7-0.8 mm (0.028-0.031 in) a Gap 3. Standard electrode color: 760-011 Tan Color 2. Spark Plug Torque: 20 N•m (2 kgf•m, 14 lbf•ft) AE00431 CARBURETOR ADJUSTMENT The carburetor is a vital part of the engine. AE00971 SPARK PLUG INSPECTION You should be left to a Yamaha dealer with the...
Owners Manual
Page 41
... - Engine oil system Insufficient 2 Oil level is low .... Clean fuel cock. 2 Clogged carburetor .... Clean carburetor. 705-037a 2. Consult dealer. 763-127d 4. ly. 2 Damaged gasket .... Poor spark 2 Spark plug dirty with carbon or wet .... Consult dealer. 2 Loose cylinder head nuts .... Tighten nuts proper- Electrical systems 2 Engine switch to combustion chamber. 2 No fuel in fuel...
... - Engine oil system Insufficient 2 Oil level is low .... Clean fuel cock. 2 Clogged carburetor .... Clean carburetor. 705-037a 2. Consult dealer. 763-127d 4. ly. 2 Damaged gasket .... Poor spark 2 Spark plug dirty with carbon or wet .... Consult dealer. 2 Loose cylinder head nuts .... Tighten nuts proper- Electrical systems 2 Engine switch to combustion chamber. 2 No fuel in fuel...
Owners Manual
Page 42
... the engine switch to place the spark plug as far way as possible from the spark plug hole and carburetor area. 9 To prevent ELECTRIC SHOCK do not hold spark plug lead with hand while testing. R Check the following 9 Fuel cock clogging 9 Air cleaner element clogging. Consult a Yamaha dealer. AE00515 FOR EF4000DE/EF5200DE/EF6600DE/YG6600DE A ENGINE DOES NOT START...
... the engine switch to place the spark plug as far way as possible from the spark plug hole and carburetor area. 9 To prevent ELECTRIC SHOCK do not hold spark plug lead with hand while testing. R Check the following 9 Fuel cock clogging 9 Air cleaner element clogging. Consult a Yamaha dealer. AE00515 FOR EF4000DE/EF5200DE/EF6600DE/YG6600DE A ENGINE DOES NOT START...
Owners Manual
Page 43
Q OK Clean the spark plug. - 38 - K Level low Add engine oil. O Check the spark plug. 9 Type: 9 Gap: P Incorrect Replace or Adjust Gap. J OK Consult a Yamaha dealer. I Check engine oil level. E Faulty battery and/or starter motor. Consult a Yamaha dealer.
Q OK Clean the spark plug. - 38 - K Level low Add engine oil. O Check the spark plug. 9 Type: 9 Gap: P Incorrect Replace or Adjust Gap. J OK Consult a Yamaha dealer. I Check engine oil level. E Faulty battery and/or starter motor. Consult a Yamaha dealer.
Owners Manual
Page 44
... Turn the engine switch to place the spark plug as far way as possible from the spark plug hole and carburetor area. 9 To prevent ELECTRIC SHOCK do not hold spark plug lead with hand while testing. G Level low Add engine oil. Consult a Yamaha dealer. K Check the spark plug. 9 Type: 9 Gap: w 9 ...To prevent FIRE HAZARDS be sure fuel is not present in the spark plug area. 9 To prevent FIRE HAZARDS be sure...
... Turn the engine switch to place the spark plug as far way as possible from the spark plug hole and carburetor area. 9 To prevent ELECTRIC SHOCK do not hold spark plug lead with hand while testing. G Level low Add engine oil. Consult a Yamaha dealer. K Check the spark plug. 9 Type: 9 Gap: w 9 ...To prevent FIRE HAZARDS be sure fuel is not present in the spark plug area. 9 To prevent FIRE HAZARDS be sure...
Owners Manual
Page 45
...walls with ignition off the excess oil. å EF4000DE/EF5200DE/YG4000D/YG5200D ∫ EF6600DE/YG6600D/YG6600DE 707-084 AE00621 ENGINE 1. Remove the spark plug, pour about one table- Store the generator in a vertical position when stored, carried or operated. 712-010 - 40 - ...with the cover placed over several times (with oil. 2. spoon of the generator and apply a rust inhibitor. 4. Then stop pulling. (This prevents the cylinder and valves from rusting). 3. w a Carburetor drain plug a 2. Pull the recoil starter until you feel compression. AE00611 DRAIN THE FUEL...
...walls with ignition off the excess oil. å EF4000DE/EF5200DE/YG4000D/YG5200D ∫ EF6600DE/YG6600D/YG6600DE 707-084 AE00621 ENGINE 1. Remove the spark plug, pour about one table- Store the generator in a vertical position when stored, carried or operated. 712-010 - 40 - ...with the cover placed over several times (with oil. 2. spoon of the generator and apply a rust inhibitor. 4. Then stop pulling. (This prevents the cylinder and valves from rusting). 3. w a Carburetor drain plug a 2. Pull the recoil starter until you feel compression. AE00611 DRAIN THE FUEL...
Owners Manual
Page 47
...Yamaha dealer. - 42 - The acronyms conform to the latest version of the SAE's recommended practice document J1930, "Diagnostic Acronyms, Terms, and Definitions For Electrical/Electronic System". ASSY., LH. & JT CARB (Carburetor) CARBURETOR2 9 T.C.I. MAGNETO ASSY EI (Electronic Ignition) PLUG, SPARK... 9 CRANKCASE1 & HEAD PCV (Positive Crankcase CYLINDER1 Ventilation) 9 AIR FILTER ASSY ACL (Air Cleaner) 9 MUFF., 2, CAP, NET, WIRE2 & ARRESTER, SPARK The above items and the corresponding acronyms are provided...
...Yamaha dealer. - 42 - The acronyms conform to the latest version of the SAE's recommended practice document J1930, "Diagnostic Acronyms, Terms, and Definitions For Electrical/Electronic System". ASSY., LH. & JT CARB (Carburetor) CARBURETOR2 9 T.C.I. MAGNETO ASSY EI (Electronic Ignition) PLUG, SPARK... 9 CRANKCASE1 & HEAD PCV (Positive Crankcase CYLINDER1 Ventilation) 9 AIR FILTER ASSY ACL (Air Cleaner) 9 MUFF., 2, CAP, NET, WIRE2 & ARRESTER, SPARK The above items and the corresponding acronyms are provided...
Owners Manual
Page 48
... EF5200DE/ YG5200D EF6600DE/ YG6600D/ YG6600DE Type Cylinder Arrangement Displacement Bore × Stroke cm3 mm (in) Rated Output kW (HP)/r/min Operation Hours Hr Fuel Fuel Tank Capacity L (Imp gal, US gal) Engine Oil Quantity L (Imp qt, US qt) Ignition System Spark Plug: Type Gap ...) 69 73 74 * : Measured at rated operation from 7 m (23 ft) distance. AE00707 GENERATOR AC Output Rated voltage Rated frequency Rated current Rated output Safety Device: Type Unit EF4000DE EF5200DE EF6600DE YG4000D YG5200D YG6600D YG6600DE V 120/240 Hz 60 A 29.2/14.6 37.5/18.8 50.0/25.0 29...
... EF5200DE/ YG5200D EF6600DE/ YG6600D/ YG6600DE Type Cylinder Arrangement Displacement Bore × Stroke cm3 mm (in) Rated Output kW (HP)/r/min Operation Hours Hr Fuel Fuel Tank Capacity L (Imp gal, US gal) Engine Oil Quantity L (Imp qt, US qt) Ignition System Spark Plug: Type Gap ...) 69 73 74 * : Measured at rated operation from 7 m (23 ft) distance. AE00707 GENERATOR AC Output Rated voltage Rated frequency Rated current Rated output Safety Device: Type Unit EF4000DE EF5200DE EF6600DE YG4000D YG5200D YG6600D YG6600DE V 120/240 Hz 60 A 29.2/14.6 37.5/18.8 50.0/25.0 29...
Owners Manual
Page 49
.../regulator t Condenser y Economy idle unit u Oil warning unit i Oil warning light o Economy idle switch p Solenoid valve a Battery s Carburetor heater d Oil level switch f Charging coil g T.C.I.unit h Spark plug j Starter motor - 44 - Color code B Black Br Brown G Green L Blue R Red W White B/W Black/White G/R Green/White G/Y Green/Yellow L/W Blue/White R/W Red/White Y Yellow
.../regulator t Condenser y Economy idle unit u Oil warning unit i Oil warning light o Economy idle switch p Solenoid valve a Battery s Carburetor heater d Oil level switch f Charging coil g T.C.I.unit h Spark plug j Starter motor - 44 - Color code B Black Br Brown G Green L Blue R Red W White B/W Black/White G/R Green/White G/Y Green/Yellow L/W Blue/White R/W Red/White Y Yellow
Owners Manual
Page 50
... u AVR i Condenser o Economy idle unit p Oil warning unit a Oil warning light s Economy idle switch d Solenoid valve f Battery g Carburetor heater h Oil level switch j Charging coil k T.C.I.unit l Spark plug ; Color code B Black Br Brown G Green L Blue R Red W White B/W Black/White G/R Green/White G/Y Green/Yellow L/W Blue/White R/W Red/White Y Yellow
... u AVR i Condenser o Economy idle unit p Oil warning unit a Oil warning light s Economy idle switch d Solenoid valve f Battery g Carburetor heater h Oil level switch j Charging coil k T.C.I.unit l Spark plug ; Color code B Black Br Brown G Green L Blue R Red W White B/W Black/White G/R Green/White G/Y Green/Yellow L/W Blue/White R/W Red/White Y Yellow
Owners Manual
Page 51
EF6600DE t qe r w @3 G Y Y @2 Y @6 @5 R R/W @9 @8 #0 #1 @7 -+ M @4 u L y R G/Y R G/Y G/Y R L i o !0 u Br Br Br G/Y !9 B !8 !7 !6 !5 @1 @0 !4 !2 B R/B R B/W R/W Br R R B B/W R/W R/B Br R !1 OFF ON START B B/W R R/W L/R Y B B/W R R/W L/R Y B B/W B/W B R R/W R/W R L/R Y Y L/R B B/W R R/W Y L/R !3 G/R G/R L/W B G/R G/R B L/W B L/W Y Y L/W B Y Y 770-032 1 Rotor assembly 2 Stator assembly... R Red W White B/W Black/White G/R Green/White G/Y Green/Yellow L/W Blue/White R/W Red/White Y Yellow Spark plug z Starter motor - 46 -
EF6600DE t qe r w @3 G Y Y @2 Y @6 @5 R R/W @9 @8 #0 #1 @7 -+ M @4 u L y R G/Y R G/Y G/Y R L i o !0 u Br Br Br G/Y !9 B !8 !7 !6 !5 @1 @0 !4 !2 B R/B R B/W R/W Br R R B B/W R/W R/B Br R !1 OFF ON START B B/W R R/W L/R Y B B/W R R/W L/R Y B B/W B/W B R R/W R/W R L/R Y Y L/R B B/W R R/W Y L/R !3 G/R G/R L/W B G/R G/R B L/W B L/W Y Y L/W B Y Y 770-032 1 Rotor assembly 2 Stator assembly... R Red W White B/W Black/White G/R Green/White G/Y Green/Yellow L/W Blue/White R/W Red/White Y Yellow Spark plug z Starter motor - 46 -
Owners Manual
Page 52
... receptacle 0 Engine switch q Rectifier w Condenser e Economy idle unit r Oil warning unit t Oil warning light y Economy idle switch u Solenoid valve i Oil level switch o Charging coil p T.C.I.unit a Spark plug Color code B Black Br Brown G Green L Blue R Red W White B/W Black/White G/R Green/White G/Y Green/Yellow L/W Blue/White R/W Red/White Y Yellow - 47 -
... receptacle 0 Engine switch q Rectifier w Condenser e Economy idle unit r Oil warning unit t Oil warning light y Economy idle switch u Solenoid valve i Oil level switch o Charging coil p T.C.I.unit a Spark plug Color code B Black Br Brown G Green L Blue R Red W White B/W Black/White G/R Green/White G/Y Green/Yellow L/W Blue/White R/W Red/White Y Yellow - 47 -
Owners Manual
Page 53
... q Engine switch w Rectifier e AVR r Condenser t Economy idle unit y Oil warning unit u Oil warning light i Economy idle switch o Solenoid valve p Oil level switch a Charging coil s T.C.I.unit d Spark plug Color code B Black Br Brown G Green L Blue R Red W White B/W Black/White G/R Green/White G/Y Green/Yellow L/W Blue/White R/W Red/White Y Yellow - 48 -
... q Engine switch w Rectifier e AVR r Condenser t Economy idle unit y Oil warning unit u Oil warning light i Economy idle switch o Solenoid valve p Oil level switch a Charging coil s T.C.I.unit d Spark plug Color code B Black Br Brown G Green L Blue R Red W White B/W Black/White G/R Green/White G/Y Green/Yellow L/W Blue/White R/W Red/White Y Yellow - 48 -
Owners Manual
Page 54
... e AVR r Condenser t Economy idle unit y Oil warning unit u Oil warning light i Economy idle switch o Solenoid valve p Carburetor solenoid valve a Oil level switch s Charging coil d T.C.I.unit f Spark plug Color code B Black Br Brown G Green L Blue R Red W White B/W Black/White G/R Green/White G/Y Green/Yellow L/W Blue/White R/W Red/White Y Yellow - 49 -
... e AVR r Condenser t Economy idle unit y Oil warning unit u Oil warning light i Economy idle switch o Solenoid valve p Carburetor solenoid valve a Oil level switch s Charging coil d T.C.I.unit f Spark plug Color code B Black Br Brown G Green L Blue R Red W White B/W Black/White G/R Green/White G/Y Green/Yellow L/W Blue/White R/W Red/White Y Yellow - 49 -
Owners Manual
Page 55
... idle unit p Oil warning unit a Oil warning light s Economy idle switch d Solenoid valve f Battery g Carburetor solenoid valve h Carburetor heater j Oil level switch k Charging coil l T.C.I.unit ; Spark plug z Starter motor - 50 - Color code B Black Br Brown G Green L Blue R Red W White B/W Black/White G/R Green/White G/Y Green/Yellow L/W Blue/White R/W Red/White Y Yellow...
... idle unit p Oil warning unit a Oil warning light s Economy idle switch d Solenoid valve f Battery g Carburetor solenoid valve h Carburetor heater j Oil level switch k Charging coil l T.C.I.unit ; Spark plug z Starter motor - 50 - Color code B Black Br Brown G Green L Blue R Red W White B/W Black/White G/R Green/White G/Y Green/Yellow L/W Blue/White R/W Red/White Y Yellow...
