Page 1
Model Generator E24·E35·E40·E50·E57 åÓ‰Âθ ÉÂ̇ÚÓ SAFETY INSTRUCTIONS AND INSTRUCTION MANUAL WARNING Improper and unsafe use of this generator can result in death or serious bodily injury! This manual contains important information about product safety. Please read and understand this manual before operating the generator. Please keep this manual available for other users and owners before they use the generator.
English CONTENTS English PAGE SPECIFICATIONS ......... 8 IMPORTANT SAFETY INFORMATION ..3 TRANSPORTING/STORAGE ......9 MEANINGS OF SIGNAL WORDS ....3 ASSEMBLY............ 9 APPLICATIONS ........... 10 SAFETY ............3 PREPARATION BEFORE OPERATION ..10 IMPORTANT SAFETY INSTRUCTIONS FOR USING GENERATORS ......3 OPERATION ..........
Hazards that must be avoided to prevent bodily injury or machine damage are identified by WARNINGS on the generator and in this Instruction Manual. NEVER use this generator in a manner that has not been specifically recommended by HITACHI. MEANINGS OF SIGNAL WORDS WARNING indicates a potentially hazardous situations which, if ignored, could result in death or serious injury.
Page 4
English WARNING: ELECTRIC SHOCK HAZARDS The generator produces enough electrical power to cause serious shock or electrocution if misused. Using a generator or an electrical device in wet conditions — near water, on wet grass, in damp areas, in rain or snow — could result in electrocution. Keep the generator dry at all times.
English 8. Do not place inflammables near the generator. Be careful not to place fuel, matches, gunpowder, oily cloths, straw, trash, or any other inflammables near the generator. 9. Do not enclose the generator nor cover it with a box. The generator has a built-in forced air cooling system, and may become overheated if it is enclosed.
Fig. 3 REPLACEMENT PARTS When servicing use only identical replacement parts. Repairs should be conducted only by a HITACHI authorized service center. USE PROPER ELECTRICAL CORD WARNING: Avoid electrical shock hazard. Never use this generator with a damaged or frayed electrical cord or extension cord.
NOTE: The information contained in this Instruction Manual is designed to assist you in the safe operation and maintenance of the generator. Some illustrations in this Instruction Manual may show details or attachments that differ from those on your own generator. COMPONENTS MODEL E24, E35, E40, E50, E57 AC NO-FUSE BREAKER ENGINE SWITCH VOLTMETER...
English SPECIFICATIONS Model Type Brushless, Revolving Field, Self-exciting, 2-poles, Single phase AC Voltage 50Hz 230V Max. Output 50Hz 2,400W Rated Output 50Hz 2,200W Rated Current 9.6A Voltage Regulator Condenser Type Power Factor DC Output 12V-8.3A Model MITSUBISHI GM182P Type Air-cooled, 4 cycle, OHV, Gasoline Engine Displacement 181cm Fuel...
English Model Type Brushless, Revolving Field, Self-exciting, 2-poles, Single phase AC Voltage 50Hz 230V Max. Output 50Hz 5,000W 5,700W Rated Output 50Hz 4,200W 5,100W Rated Current 18.3A 22.2A Voltage Regulator Condenser Type Power Factor DC Output 12V-8.3A Model MITSUBISHI GM401P Type Air-cooled, 4 cycle, OHV, Gasoline Engine Displacement...
APPLICATIONS Power source of electric appliances and tools. WARNING: HITACHI electronic controlled products should not be used with portable generators. Irregular generator power could cause these products to fail. Regarding other manufacturer's products, please contact the manufacturer to see if it is safe to use the electronic controlled products with portable generators.
4. If the level is low, add the recommended oil to the upper mark on the dipstick. OIL FILLER CAP OIL CAPACITY (OIL GAUGE) HITACHI Model Liters UPPER LEVEL E35,E40,E50, E57 NOTE: If the oil level is too low, the oil alert system will shutdown the engine and prevent engine from restarting.
English OPERATION STARTING GENERATOR WARNING: Before starting the generator, be sure that you read and understand all the safety and operating instructions in this manual. 1. Disconnect all electrical loads from the generator and place the AC no fuse breaker in the OFF ( “OPEN”) position. 2.
Page 13
● This generator is thoroughly tested and adjusted in the factory. If the VOLTMETER generator does not produce the specified voltage, consult your nearest HITACHI dealer. 2. Turn off the switch(es) of the electrical appliance(s) before connecting to the generator.
Page 14
English STOPPING THE GENERATOR 1. Turn off the power switch of the electric equipment or unplug the cord from receptacle of the generator. 2. Allow the engine about 3 minutes to cool down at no-load before stopping. Fig. 20 3. Set the engine switch to “STOP” position. Fig.
Up to 1,700W Battery Up to 8.3A WARNING: HITACHI electronic controlled products should not be used with portable generators. Irregular generator power could cause these products to fail. Regarding other manufacturer's products, please contact the manufacturer to see if it is...
2. Reconnect the electrical loads. Be sure that the plugs are securely connected to the receptacles and turn the AC no fuse breaker “ON”. 3. If there is still no power at the receptacles, take the generator to an authorized HITACHI service center. MAINTENANCE IMPORTANCE OF MAINTENANCE Good maintenance is essential for safe, economical, and trouble-free operation.
Page 17
Your local zoning environmental regulations will give you more detailed instructions on proper disposal. Items marked with a required advanced skill and tools, so they should be done by the authorized HITACHI Service Center.
Page 18
English ENGINE OIL CHANGE Change engine oil every 50 hours. (for a new engine, change oil after 25 hours.) OIL FILLER CAP 1. Drain oil by removing the oil drain plug and the oil filler cap while the engine (OIL GAUGE) is warm.
GASKET Fig. 28 SPARK PLUG SERVICE To service the spark plug, use plug wrench (standard accessory). Use recommended spark plugs. RECOMMENDED PLUG AND ELECTRODE CLEARANCE HITACHI Model Plug Electrode Clearance BPR6HS (NGK) 0.6 to 0.7mm (0.024" to 0.028") E35,E40,E50, E57 BPR5ES (NGK) 0.7 to 0.8mm (0.028"...
All quality generators will eventually require servicing or replacement of parts because of wear from normal use. To assure that only authorized replacement parts will be used, all service and repairs must be performed by a HITACHI AUTHORIZED SERVICE CENTER, ONLY.
English WIRING DIAGRAM C-BOX BLUE BLACK GREEN BLACK BLUE WHITE YELLOW YELLOW 20µF 2P COUPLER Fig. 31 E35, E40, E50, E57 C-BOX BLUE BLACK GREEN BLACK BLUE WHITE YELLOW YELLOW Fig. 32 Symbol Parts Name Symbol Parts Name Symbol Parts Name AC no fuse breaker or Engine Rotor CP...