Owners Manual
Page 1
OWNER'S MANUAL Generator EF2400iS LIT-19626-01-23 7CF-28199-10
OWNER'S MANUAL Generator EF2400iS LIT-19626-01-23 7CF-28199-10
Owners Manual
Page 5
... FILTER 27 TROUBLESHOOTING 28 STORAGE 30 DRAIN THE FUEL 30 ENGINE 30 EXHAUST EMISSION CONTROL SYSTEM AND COMPONENTS............31 SPECIFICATIONS 32 DIMENSIONS 32 ENGINE 32 GENERATOR 32 WIRING DIAGRAM 33 AE00041 CONTENTS LIMITED WARRANTY (EF-
... FILTER 27 TROUBLESHOOTING 28 STORAGE 30 DRAIN THE FUEL 30 ENGINE 30 EXHAUST EMISSION CONTROL SYSTEM AND COMPONENTS............31 SPECIFICATIONS 32 DIMENSIONS 32 ENGINE 32 GENERATOR 32 WIRING DIAGRAM 33 AE00041 CONTENTS LIMITED WARRANTY (EF-
Owners Manual
Page 6
... unit be warranted for a period one (1) year from date of any authorized Yamaha consumer generator dealer will be extended beyond the original period. Any Yamaha non-commercial generator purchased and utilized for commercial or rental applications will be warranted against defects in ... under this warranty shall include parts replaced due to any subsequent purchaser(s), it is imperative that new Yamaha consumer generators purchased from an authorized Yamaha consumer generator dealer in the continental United States will be inspected and registered for a period two (2) years from...
... unit be warranted for a period one (1) year from date of any authorized Yamaha consumer generator dealer will be extended beyond the original period. Any Yamaha non-commercial generator purchased and utilized for commercial or rental applications will be warranted against defects in ... under this warranty shall include parts replaced due to any subsequent purchaser(s), it is imperative that new Yamaha consumer generators purchased from an authorized Yamaha consumer generator dealer in the continental United States will be inspected and registered for a period two (2) years from...
Owners Manual
Page 7
...Q. The warranty on your warranty identification, your dealer for the policy to : 1. What responsibility does my dealer have any authorized Yamaha generator dealer within the continental United States. CUSTOMER SERVICE If your purchase. by the selling dealer at the time of having the dealer do...operating the machine with federal law. -2- If you must take it is expected to remain effective. No. A. Each Yamaha generator dealer is shown on a new Yamaha cannot be done by operation or maintenance other in the Owner's and Service Manual. The unit has to a failure...
...Q. The warranty on your warranty identification, your dealer for the policy to : 1. What responsibility does my dealer have any authorized Yamaha generator dealer within the continental United States. CUSTOMER SERVICE If your purchase. by the selling dealer at the time of having the dealer do...operating the machine with federal law. -2- If you must take it is expected to remain effective. No. A. Each Yamaha generator dealer is shown on a new Yamaha cannot be done by operation or maintenance other in the Owner's and Service Manual. The unit has to a failure...
Owners Manual
Page 9
... SPECIFICATIONS AND ADJUSTMENTS. 1 HOT EXHAUST ***-28176-** 2 OIL zzzzzz AC output Rated Phase DC output Fuel zzHz zzzKVA zzzV Single zzV zzA Gasoline YAMAHA MOTOR CO., LTD. EXHAUST GAS CONTAINS POISONOUS CARBON MONOXIDE. 8 CHECK FOR SPILLED FUEL OR FUEL LEAKS. 8 STOP ENGINE BEFORE REFUELING. 8 DO... NOT OPERATE NEAR FLAMMABLE MATERIALS. 8 ELECTROCUTION CAN OCCUR IF GENERATOR IS USED IN RAIN, SNOW, OR NEAR WATER. ENGINE OIL: SAE 10W-30 TYPE SE THIS ENGINE MEETS zzzz-zzzz CALIFORNIA EMISSION REGULATIONS FOR...
... SPECIFICATIONS AND ADJUSTMENTS. 1 HOT EXHAUST ***-28176-** 2 OIL zzzzzz AC output Rated Phase DC output Fuel zzHz zzzKVA zzzV Single zzV zzA Gasoline YAMAHA MOTOR CO., LTD. EXHAUST GAS CONTAINS POISONOUS CARBON MONOXIDE. 8 CHECK FOR SPILLED FUEL OR FUEL LEAKS. 8 STOP ENGINE BEFORE REFUELING. 8 DO... NOT OPERATE NEAR FLAMMABLE MATERIALS. 8 ELECTROCUTION CAN OCCUR IF GENERATOR IS USED IN RAIN, SNOW, OR NEAR WATER. ENGINE OIL: SAE 10W-30 TYPE SE THIS ENGINE MEETS zzzz-zzzz CALIFORNIA EMISSION REGULATIONS FOR...
Owners Manual
Page 11
a 1 m (3 ft) 741-118 9 Avoid operating the engine with a dust cover. 741-119 1 9 Be sure to carry the generator only by its carrying handle(s). 1 Carrying handle(s) (shaded) 741-124 AE00083 ELECTRIC SHOCK PREVENTION 9 Never operate the engine in rain or snow. 741-120 9 ...Never touch the machine with wet hands or electrical shock will occur. 741-121 9 Be sure to ground (earth) the generator. NOTE: Use ground (earth) lead of sufficient current capacity. 1 1 Lead diameter 741-125 -6- 9 Keep the machine at least 1 m (3 ft) from buildings a or other equipment, ...
a 1 m (3 ft) 741-118 9 Avoid operating the engine with a dust cover. 741-119 1 9 Be sure to carry the generator only by its carrying handle(s). 1 Carrying handle(s) (shaded) 741-124 AE00083 ELECTRIC SHOCK PREVENTION 9 Never operate the engine in rain or snow. 741-120 9 ...Never touch the machine with wet hands or electrical shock will occur. 741-121 9 Be sure to ground (earth) the generator. NOTE: Use ground (earth) lead of sufficient current capacity. 1 1 Lead diameter 741-125 -6- 9 Keep the machine at least 1 m (3 ft) from buildings a or other equipment, ...
Owners Manual
Page 12
... electrician must install an isolation (transfer) switch in ) AE01181 CONNECTION NOTES 1 9 Avoid connecting the generator to commercial power outlet. 1 Correct 2 Incorrect 2 AE00091 CONNECTION w Before the generator can electrocute or injure line mainte- The switch is used without an isolation switch. AE00086 EXTENSION CORD ...extension cord, its total length should be connected to withstand mechanical stresses. -7- nance personnel. Also, generator and building electrical system damage can occur when normal operating power returns if unit is the connection point for...
... electrician must install an isolation (transfer) switch in ) AE01181 CONNECTION NOTES 1 9 Avoid connecting the generator to commercial power outlet. 1 Correct 2 Incorrect 2 AE00091 CONNECTION w Before the generator can electrocute or injure line mainte- The switch is used without an isolation switch. AE00086 EXTENSION CORD ...extension cord, its total length should be connected to withstand mechanical stresses. -7- nance personnel. Also, generator and building electrical system damage can occur when normal operating power returns if unit is the connection point for...
Owners Manual
Page 14
...oil is switched on usage are described in the PARALLEL RUNNING KIT OWNER'S MANUAL included in parallel running of two EF2400iS. If it turns off automatically when the load exceeds the generator rated output. Add oil and restart. 700-121 q w 763-259 763-260 w q 763-238a 763-...STOP" Ignition circuit is 30.0 A.) The handling, operation procedure and the notes on . Consult a Yamaha dealer for parallel running is 3.6 kVA and the rated current is switched off . NOTE: Press to the specified generator rated output if the DC protector turns off . Unless you refill with oil, the engine will...
...oil is switched on usage are described in the PARALLEL RUNNING KIT OWNER'S MANUAL included in parallel running of two EF2400iS. If it turns off automatically when the load exceeds the generator rated output. Add oil and restart. 700-121 q w 763-259 763-260 w q 763-238a 763-...STOP" Ignition circuit is 30.0 A.) The handling, operation procedure and the notes on . Consult a Yamaha dealer for parallel running is 3.6 kVA and the rated current is switched off . NOTE: Press to the specified generator rated output if the DC protector turns off . Unless you refill with oil, the engine will...
Owners Manual
Page 15
... Make sure there is highly flammable and poisonous. Recommended fuel: q Unleaded gasoline 707-033c Fuel tank capacity: Total: 6.0 L (1.32 Imp gal, 1.59 US gal) Your Yamaha engine has been designed to use regular unleaded gasoline with any part of the fuel filter or it may overflow when the fuel heats up... immediately. 9 After refueling, make sure the tank cap is used. ened securely. 707-107 - 10 - w The engine and muffler will be made each time the generator is tight-
... Make sure there is highly flammable and poisonous. Recommended fuel: q Unleaded gasoline 707-033c Fuel tank capacity: Total: 6.0 L (1.32 Imp gal, 1.59 US gal) Your Yamaha engine has been designed to use regular unleaded gasoline with any part of the fuel filter or it may overflow when the fuel heats up... immediately. 9 After refueling, make sure the tank cap is used. ened securely. 707-107 - 10 - w The engine and muffler will be made each time the generator is tight-
Owners Manual
Page 16
... INFORMATION" on page 6. 741-126 - 11 - Fill with oil or it will not start. 700-006 AE00241 GROUND (Earth) Make sure to ground (earth) the generator. Add oil as necessary. 700-128 q 700-103c 0°C 25°C A YAMALUBE 4(10W-30) D SAE 10W C SAE #20 B SAE #30 32°F 80°F 700... #20 ∂ SAE 10W Engine oil quantity: 0.6 L (0.53 lmp qt, 0.63 US qt) NOTE: Recommended engine oil classification: API Service "SE" or "SF". cC The generator has been shipped without engine oil. AE00222 ENGINE OIL Make sure the engine oil is at the upper level of the oil filler hole.
... INFORMATION" on page 6. 741-126 - 11 - Fill with oil or it will not start. 700-006 AE00241 GROUND (Earth) Make sure to ground (earth) the generator. Add oil as necessary. 700-128 q 700-103c 0°C 25°C A YAMALUBE 4(10W-30) D SAE 10W C SAE #20 B SAE #30 32°F 80°F 700... #20 ∂ SAE 10W Engine oil quantity: 0.6 L (0.53 lmp qt, 0.63 US qt) NOTE: Recommended engine oil classification: API Service "SE" or "SF". cC The generator has been shipped without engine oil. AE00222 ENGINE OIL Make sure the engine oil is at the upper level of the oil filler hole.
Owners Manual
Page 17
Turn the fuel cock lever to the "7" (ON) position. 3 7 "ON" 763-261 - 12 - e 3. Turn the engine switch to the "ON" position. 1 "ON" 705-075 2 2. Fill with oil or it will not start a warm engine. 701-051 Push the choke knob in to the original position. Pull the choke knob fully out. 2 Choke knob NOTE: The choke is not required to start . 1 Upper level AE01171 STARTING THE ENGINE NOTE: 761-085 9 Before starting the engine, do not connect any electric devices. 1 1. a 700-006a AE00955 OPERATION NOTE: The generator has been shipped without engine oil.
Turn the fuel cock lever to the "7" (ON) position. 3 7 "ON" 763-261 - 12 - e 3. Turn the engine switch to the "ON" position. 1 "ON" 705-075 2 2. Fill with oil or it will not start a warm engine. 701-051 Push the choke knob in to the original position. Pull the choke knob fully out. 2 Choke knob NOTE: The choke is not required to start . 1 Upper level AE01171 STARTING THE ENGINE NOTE: 761-085 9 Before starting the engine, do not connect any electric devices. 1 1. a 700-006a AE00955 OPERATION NOTE: The generator has been shipped without engine oil.
Owners Manual
Page 19
... and DC power at the same time or the generator may require a more uniform voltage supply than portable generators provide. Examples include some medical equipment, personal computers, and some inverters that sense peak and RMS voltage values. AE01180 APPLICATION RANGE AC DC Power factor EF2400iS 1 0.8-0.95 0.4-0.75 (Efficiency 0.85) -2,000W -1,600W -680W Rated voltage...
... and DC power at the same time or the generator may require a more uniform voltage supply than portable generators provide. Examples include some medical equipment, personal computers, and some inverters that sense peak and RMS voltage values. AE01180 APPLICATION RANGE AC DC Power factor EF2400iS 1 0.8-0.95 0.4-0.75 (Efficiency 0.85) -2,000W -1,600W -680W Rated voltage...
Owners Manual
Page 20
Plug in to the generator. 9 Be sure any electric devices. 760-030 - 15 - AE01172 CONNECTION Alternating Current (AC) cC 9 Be sure all electric devices including the lines and plug connections ... condition before plugging it in. 9 Be sure the total load is within 761-086 receptacle rated current. 1. Make sure the AC pilot light is within generator rated output. 9 Be sure the receptacle load current is on any electric devices are turned off before connection to the AC receptacle. 761-085a q 4. Wind...
Plug in to the generator. 9 Be sure any electric devices. 760-030 - 15 - AE01172 CONNECTION Alternating Current (AC) cC 9 Be sure all electric devices including the lines and plug connections ... condition before plugging it in. 9 Be sure the total load is within 761-086 receptacle rated current. 1. Make sure the AC pilot light is within generator rated output. 9 Be sure the receptacle load current is on any electric devices are turned off before connection to the AC receptacle. 761-085a q 4. Wind...
Owners Manual
Page 21
...for a few seconds at first when using electric devices that require a large starting current, such as follows: 1. However, this is detected, the inverter control unit overheats, or the AC output voltage rises. Reduce the total wattage of a connected electrical device is not a malfunction. - 16 - The... 4. If any connected electric devices and stop running. load of connected electric devices within the application range. 3. NOTE: 9 The generator AC output automatically resets when the engine is stopped and then restarted. 9 The overload indicator light may come on when an over-
...for a few seconds at first when using electric devices that require a large starting current, such as follows: 1. However, this is detected, the inverter control unit overheats, or the AC output voltage rises. Reduce the total wattage of a connected electrical device is not a malfunction. - 16 - The... 4. If any connected electric devices and stop running. load of connected electric devices within the application range. 3. NOTE: 9 The generator AC output automatically resets when the engine is stopped and then restarted. 9 The overload indicator light may come on when an over-
Owners Manual
Page 22
... "OFF" NOTE: 9 At full charge, electrolyte specific gravity is 12V. 1. If it turns off . NOTE: Press to the specified generator rated output if the DC protector turns off again, consult a Yamaha dealer. NOTE: 9 Make connections to the battery after starting the engine. 9 Clamp the red wire to the positive (+) terminal and...DC receptacle. 2 1 AE00904 Battery Charging cC Do not use AC and DC power at the same time or the generator may be damaged. 761-086a 762-046 12v 762-047 w q 763-238a NOTE: The generator DC rated voltage is between 1.26 and 1.28. 9 Check specific gravity hourly. - 17 -
... "OFF" NOTE: 9 At full charge, electrolyte specific gravity is 12V. 1. If it turns off . NOTE: Press to the specified generator rated output if the DC protector turns off again, consult a Yamaha dealer. NOTE: 9 Make connections to the battery after starting the engine. 9 Clamp the red wire to the positive (+) terminal and...DC receptacle. 2 1 AE00904 Battery Charging cC Do not use AC and DC power at the same time or the generator may be damaged. 761-086a 762-046 12v 762-047 w q 763-238a NOTE: The generator DC rated voltage is between 1.26 and 1.28. 9 Check specific gravity hourly. - 17 -
Owners Manual
Page 26
... operation. Item 8. Pre-Ope- Starting System ** 13.* Decarbonization 14. Check all fittings and fasteners. Generation 15.* Fittings/ Fasteners Remarks Clean fuel tank filter. Check for crack or damage. *Replace if necessary. cC Use only Yamaha specified genuine parts for further attention. - 21 - Check the pilot light comes on. Fuel Filter 9.... Every 3 6 12 months months months or 50 Hr or 100 Hr or 300 Hr 0 0 0 0 0 0 0 0 * : It is recommended that these items be serviced by a Yamaha dealer. ** : Related to emission control system. Ask an authorized...
... operation. Item 8. Pre-Ope- Starting System ** 13.* Decarbonization 14. Check all fittings and fasteners. Generation 15.* Fittings/ Fasteners Remarks Clean fuel tank filter. Check for crack or damage. *Replace if necessary. cC Use only Yamaha specified genuine parts for further attention. - 21 - Check the pilot light comes on. Fuel Filter 9.... Every 3 6 12 months months months or 50 Hr or 100 Hr or 300 Hr 0 0 0 0 0 0 0 0 * : It is recommended that these items be serviced by a Yamaha dealer. ** : Related to emission control system. Ask an authorized...
Owners Manual
Page 33
... .... Engine oil system Insufficient 2 Oil level is low .... Add engine oil. 700-006 763-261a 3. Tighten nuts properly. 2 Damaged gasket .... Replace gasket. 760-009 AE00785 Generator won 't start 1. Compression Insufficient 2 Worn out piston and cylinder .... Clean fuel line. 2 Clogged carburetor .... Press to "ON". Electrical systems 2 Engine switch to reset the DC...
... .... Engine oil system Insufficient 2 Oil level is low .... Add engine oil. 700-006 763-261a 3. Tighten nuts properly. 2 Damaged gasket .... Replace gasket. 760-009 AE00785 Generator won 't start 1. Compression Insufficient 2 Worn out piston and cylinder .... Clean fuel line. 2 Clogged carburetor .... Press to "ON". Electrical systems 2 Engine switch to reset the DC...
Owners Manual
Page 35
... oil into an approved gasoline container using a commercially available hand siphon. AE00621 ENGINE 1. Store the generator in a dry, well-ventilated place, with oil. 2. The generator must remain in the carburetor. Drain the fuel from rusting). 3. spoon of the generator and apply a rust inhibitor. 4. Check "SAFETY INFORMATION" (See page 5) carefully. 9 Wipe up any remaining...
... oil into an approved gasoline container using a commercially available hand siphon. AE00621 ENGINE 1. Store the generator in a dry, well-ventilated place, with oil. 2. The generator must remain in the carburetor. Drain the fuel from rusting). 3. spoon of the generator and apply a rust inhibitor. 4. Check "SAFETY INFORMATION" (See page 5) carefully. 9 Wipe up any remaining...
Owners Manual
Page 37
...HP)/r/min Hr L (Imp gal, US gal) L (Imp qt, US qt) Spark Plug: Type Spark Plug: Gap mm (in) Noise Level* dB (A) EF2400iS Forced air cooled 4-stroke gasoline OHV Inclined, 1 cylinder 171 66.0 × 50.0 (2.60 × 1.97) 2.5 (3.4)/3,200 8.6 Unleaded gasoline 6.0 (1.32, ...1.59) 0.6 (0.53, 0.63) TCI BPR4ES (NGK) 0.7-0.8 (0.028-0.031) 59 *: Measured at rated operation from 7 m (23 ft) distance. AE00707 GENERATOR Unit AC Output Rated Voltage V Rated frequency Hz Rated current A Rated Output kVA Safty Device: Type DC Output Rated voltage V Rated current A Safety Device: Type...
...HP)/r/min Hr L (Imp gal, US gal) L (Imp qt, US qt) Spark Plug: Type Spark Plug: Gap mm (in) Noise Level* dB (A) EF2400iS Forced air cooled 4-stroke gasoline OHV Inclined, 1 cylinder 171 66.0 × 50.0 (2.60 × 1.97) 2.5 (3.4)/3,200 8.6 Unleaded gasoline 6.0 (1.32, ...1.59) 0.6 (0.53, 0.63) TCI BPR4ES (NGK) 0.7-0.8 (0.028-0.031) 59 *: Measured at rated operation from 7 m (23 ft) distance. AE00707 GENERATOR Unit AC Output Rated Voltage V Rated frequency Hz Rated current A Rated Output kVA Safty Device: Type DC Output Rated voltage V Rated current A Safety Device: Type...
