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Summary of Contents for Koshin GV-3000
- Page 1 H i g h P e r f o r m a n c e G a s o l i n e G e n e r a t o r OPERATION MANUAL [ GV-3000・GV-3200・GV-7000S・GV-7600S ] 12 Kami-Hachinotsubo Kotari, Nagaokakyo City, Kyoto 617-8511 JAPAN...
- Page 3 INTRODUCTION Thank you for purchasing a KOSHIN generator. This manual will provide you a basic understanding of the operation and maintenance of this generator. Please read it carefully. We continually seek advancements in product design and quality. Therefore, while this manual contains the most current product information available at the time of printing, there may be minor discrepancies between your machine and this manual.
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Page 4: Table Of Contents
CONTENTS SAFETY INFORMATION························································································2 COMPONENT IDENTIFICATION ···········································································6 CONTROLS············································································································7 ENGINE SWITCH ····························································································7 RECOIL STARTER··························································································7 FUEL VALVE ···································································································7 CHOKE ············································································································8 AC CIRCUIT BREAKER ··················································································8 OIL WARNING SYSTEM ·················································································8 DC TERMINAL·································································································9 DC CIRCUIT BREAKER ··················································································9 PRE-OPERATION CHECK ··················································································10 ENGINE OIL ··································································································10 REFUELING ··································································································11 GROUND (Earth) ···························································································11 BATTERY·······································································································12 OPERATION ·······································································································13 STARTING THE ENGINE ··············································································13... -
Page 5: Safety Information
SAFETY INFORMATION OPERATOR RESPONSIBILITY ・ Be knowledgeable of how to use all generator controls, output receptacles and connections. ・ Know ways to stop the generator operation quickly in case of emergency. ・ Person operating the generator must receive proper training and instructions. ・... - Page 6 ・ Take care not to spill any fuel on the engine or muffler when refueling. ・ When operating or transporting the machine, be sure it is kept it upright. If it tilts, fuel may leak from the carburetor or fuel tank. ・...
- Page 7 ・ Keep the machine at least 1 m (3 ft) from building or other equipment, the engine may overheat. ・ The engine and muffler remain hot for a while after stopping the engine. Be careful not to touch them. ・ Avoid operating the engine with a dust cover ELECTRIC SHOCK PREVENTION ・...
- Page 8 ・ Be sure to ground the generator to the earth. Use ground lead of sufficient current capacity. NOTE Ground (earth) Lead Diameter : 0.12mm (0.005 in) / ampere EX : 10 Ampere → 1.2mm (0.05 in) EXTENSION CORD NOTES ・...
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Page 9: Component Identification
PILOT LAMP VOLTAGE METER VOLTAGE METER DC TERMINALS DC TERMINALS AC RECEPTACLES AC RECEPTACLES GROUND TERMINAL GROUND TERMINAL GV-3000 GV-3200 DC CIRCUIT BREAKER DC CIRCUIT BREAKER AC CIRCUIT BREAKER AC CIRCUIT BREAKER ENGINE SWITCH ENGINE SWITCH PILOT LAMP PILOT LAMP... -
Page 10: Controls
Ignition circuit is switched on. The engine can be started. ② OFF : Ignition circuit is switched off. The engine will not run. ③ START : GV-7000S GV-3000 Starting circuit is switched on. GV-7600S GV-3200 The starter motor starts. (GV-7000S, GV-7600S) CAUTION Take your hand off the switch immediately after the engine starts. -
Page 11: Choke
AC CIRCUIT BREAKER The AC circuit breaker turns off automatically when overload or if there is a short circuit. Reduce the load to the specified generator rated output if the AC circuit breaker turns off. GV-3000・GV-3200 GV-7600S GV-7000S・GV-7600S OIL ALERT SYSTEM When the oil level falls below the lower level, the engine will stop automatically. -
Page 12: Dc Terminal
DC TERMINALS The DC terminals may ONLY be used for charging 12V batteries for automotive use. The terminal colored red is positive (+) terminal, and colored black is negative (-) terminal. NEGATIVE TERMINAL (BLACK) POSITIVE TERMINAL (RED) DC CIRCUIT BREAKER The DC circuit breaker turns off automatically when DC charging circuit is overloaded or the battery has problem. -
Page 13: Pre-Operation Check
PRE-OPERATION CHECK NOTE Pre-operation checks should be made each time the generator is used. ENGINE OIL Engine oil is a major factor affecting engine performance and service life. Make sure the engine oil is at the upper level of the oil filler hole. Add oil as necessary. CAUTION 2-stroke gasoline engine oil or diesel engine oils will damage the engine. -
Page 14: Refueling
REFUELING Check the fuel level gauge and make sure there is sufficient fuel in the fuel tank. Recommended fuel: Unleaded gasoline FULL UPPER LEVEL FUEL LEVEL GAUGE EMPTY CLOSE OPEN FUEL TANK CAP WARNING ・ Fuel is highly flammable and poisonous. Check “SAFETY INFORMATION” (See page 3) carefully before refueling. -
Page 15: Battery
BATTERY WARNING ・ If improper operation, the battery may be explosive and may potentially hurt persons nearby. Keep the fire and inflammable materials far away from the battery. ・ The battery will release the explosive gas, please keep the fire far away from it. Keep a good air ventilation condition when battery is being charged or used. -
Page 16: Operation
OPERATION CAUTION The generator has been shipped without engine oil. Fill with oil or it will not start. STARTING THE ENGINE NOTE Before starting the engine, do not connect any electric devices. 1. Turn the AC circuit breaker to “OFF” position. The generator may be hard to start if a load is connected. -
Page 17: Application Range
OFF, but will shorten the life of the generator. Limit operation requiring maximum power to 30 minutes. Maximum power is: GV-3000: 2.2kVA, GV-3200: 2.5kVA, GV-7000S:5.5kVA, GV-7600S:6kVA For continuous operation, do not exceed the rated power. Rated power is: GV-3000: 2kVA, GV-3200: 2.3kVA, GV-7000S:5kVA, GV-7600S:5.5kVA... -
Page 18: Connection
CONNECTION Direct Current (DC) OPERATION Connecting the battery cables: Before connecting the battery charging cable to a battery that is installed in a vehicle, disconnect the vehicle ground battery cable from the battery negative (-) terminal. WARNING A battery can explode if you do not follow the correct procedure, seriously injuring anyone nearby. -
Page 19: Stopping The Engine
Alternating Current (AC) OPERATION CAUTION ・ Be sure all electric devices including the lines and plug connections are in good condition before connecting to the generator. ・ Be sure any electric devices are turned off before plugging in. ・ Be sure the total load is within generator rated output. ・... -
Page 20: Periodic Maintenance
PERIODIC MAINTENANCE MAINTENANCE CHART The engine must be properly maintained to ensure its operation be safe, economy and zero-failure, as well as eco-friendly. In order to keep your gasoline engine in good working condition, it must be periodically serviced. Please follow this Maintenance Schedule: Thereafter, every 3 Frequency First 1 month or... -
Page 21: Engine Oil Replacement
ENGINE OIL REPLACEMENT O-RING 1. Place the machine on a level surface and warm up the engine for several minutes. Then stop the engine. 2. Remove the oil cap. OIL CAP GASKET 3. Place an oil pan under the engine. Remove the oil drain plug so that the oil can be drained completely. -
Page 22: Air Filter
AIR FILTER A dirty air cleaner will restrict air flow into the carburetor. To prevent carburetor malfunction, service the air cleaner regularly. Service more frequently when operating the generator in extremely dusty areas. Remove the air filter cover and element. If the element is dirty, use only soapy water or a nonflammable solvent to wash the element and dry. -
Page 23: Fuel Valve
FUEL VALVE Stop the engine. Turn the fuel valve to “OFF”. Remove the sediment cup, fuel filter and O-ring. Clean the cup with solvent and wipe it off. Check the fuel filter and O-ring. Replace if damaged. Reinstall the O-ring, fuel filter and sediment cup. WARNING Be sure the sediment cup is tightened securely. -
Page 24: Storage
STORAGE Before storing the unit for an extended period: 1. Be sure the storage area is free of excessive humidity and dust. 2. Service according to the table below: STORAGE TIME RECOMMENDED SERVICE PROCEDURE TO PREVENT HARD STARTING Less than 1 month No preparation required 1 to 2 months Fill with fresh gasoline. - Page 25 Storage Procedure 1 . Drain the fuel tank, the carburetor and the fuel sediment cup. a. Remove the carburetor drain screw. b.Drain the gasoline from the carburetor into a suitable container. c. Install and tighten the carburetor drain screw. d.Turn the fuel valve lever off and drain the fuel sediment cup. e.Turn the fuel valve lever on and drain the gasoline from the fuel tank into a suitable container f.
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Page 26: Troubleshooting
Clean the fuel carburetor? sediment cup. If the engine still does not start, take the How to check whether the fuel generator to KOSHIN reaching the carburetor: dealer. Turn off the fuel valve lever and remove the drain screw. Turn on the fuel valve lever. - Page 27 Turn the AC circuit breaker ON. DEFECTS Check the electrical appliance Take the generator to or equipment for any defects. KOSHIN dealer Replace the electrical appliance or equipment. No electricity at the DC terminals: Is the DC circuit protector on? Turn the DC circuit breaker ON.
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Page 28: Specification
SPECIFICATIONS Dimensions Model GV-3000 GV-3200 GV-7000S GV-7600S 43kg 86kg Engine Model KOSHIN K210 KOSHIN K420 d valve, single cylinder Displacement 212cc 420cc 170×55mm 190×66mm 〔Bore×Stroke〕 Engine Speed 3,000rpm 3,600rpm 3,000rpm 3,600rpm Starting Method Recoil Recoil + Electric starter n i l... -
Page 29: Wiring Diagram
WIRING DIAGRAM GV-3000... - Page 30 GV-3200...
- Page 31 GV-7000S...
- Page 32 GV-7600S...
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Page 33: Installation Instructions
Installation Instructions Wheel Kit and Handle Assembly... - Page 34 MEMO...
- Page 36 12-11 065038401...
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