AIMS Power GEN3850W120VD Manual

Inverter generator 3850 watt

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INVERTER GENERATOR 3850 WATT

GEN3850W120VD

IMPORTANT ─ READ THE USER'S MANUAL BEFORE OPERATION

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Summary of Contents for AIMS Power GEN3850W120VD

Page 1 INVERTER GENERATOR 3850 WATT GEN3850W120VD IMPORTANT ─ READ THE USER’S MANUAL BEFORE OPERATION...
Page 2: Table Of Contents
INTRODUCTION Thank you for purchasing this Inverter Generator from AIMS Power. Before using this product, read the manual thoroughly and carefully, follow the instructions and all safety warnings. This will ensure the safety of yourself and others around you. The inverter generator ships without gas or oil.
Page 3: Safety Information
WARNING! READ AND UNDERSTAND THIS MANUAL BEFORE OPERATING THE INVERTER GENERATOR. THE GENERATOR NEEDS OIL AND GAS. OPERATING WITHOUT PROPER OIL AND GAS WILL VOID ALL WARRANTIES. SAFETY INFORMATION EXHAUST FUMES ARE POISONOUS Never operate the engine in a closed area or it may cause unconsciousness and can cause ...
Page 4 ENGINE AND MUFFLER MAY BE HOT Place the generator out of reach so passers-by and children are not likely to touch the  generator. Avoid placing any flammable materials near the exhaust outlet during operation.  Keep the generator at least 3 ft from buildings or other equipment, or the engine may ...
Page 5 SAFETY SYMBOLS Caution - The user should be aware of a general hazard. Dangerous Voltage Flammable Hot Surface - Do not touch.
Page 6: Control Functions
CONTROL FUNCTIONS (1) Engine switch (2) Output reset (3) Economy control switch (4) Battery switch (5) Digital display meter (6) DC breaker (7) AC breaker 30A (8) AC protector 20A (9) Parallel outlets (10) Ground (earth) terminal (11) 120V OUTPUT (12) RV socket (13) USB output (14) DC 12V output...
Page 7 OIL WARNING SYSTEM . FIG. 2 FIG.2 When the oil level falls below the lower level, the engine stops automatically. Unless you refill with oil, the engine will not start again. ① GASOLINE FUEL SELECTOR SWITCH. FIG. 3 ② LPG Shift to gasoline operation, the gasoline fuel valve is open.
Page 8 AC OVERLOAD BREAKER The AC overload breaker will trip when the load exceeds the rated output power of the generator. Reduce the AC load to within the rated output limit of the generator then press ON to reset. OUTPUT RESET. FIG.7 FIG.7 Push reset button for 2 seconds, the generator’s AC will recover.
Page 9 BATTERY SWITCH. FIG.10 FIG.10 The battery switch controls the circuit of the start motor and carburetor solenoid ① ON Turn the battery switch to ON, the circuit of the start motor and carburetor solenoid is connected. ② OFF Turn the battery switch to OFF, the circuit of the start motor and carburetor solenoid is disconnected.
Page 10: Pre-Operation Check
PRE-OPERATION CHECK Pre-operation checks should be made each time the FIG.11 generator is used. CHECK ENGINE FUEL  Make sure there is sufficient fuel in the tank. FIG.11  If fuel is low, refill with unleaded automotive gasoline.  Be sure to use the fuel filter screen on the fuel filter neck.
Page 11 GROUND (Earth) FIG.14 WARNING: We recommend grounding your generator • before use. 8 AWG wire and a small metal earth spike. The wire and earth spike are not supplied with the unit. FIG.14 CONNECT BATTERY (for electric starting system) FIG.15 Loosen the screw and remove the battery •...
Page 12: Operation
OPERATION WARNING: The generator is shipped without engine oil. Fill with oil or it will not start. CAUTION FIG.16 Do not tilt the generator when adding engine oil. This could result in overfilling and damage to the engine, voiding the warranty.
Page 13 Warm up the engine. FIG.20 Push the choke back to the RUN position. FIG.20 Warm up the engine without a load for a few minutes. Electric Start Shift the fuel selector switch to GASOLINE FIG.21 position. FIG.16 (page 12) Turn the battery switch to “ON”, the LED indicator will light.
Page 14 Pull the starter cord slowly until resistance is felt. Return the cord to its original position and pull rapidly. Do not completely pull out the rope. After starting, allow the starter cord to return to its original position slowly. Grasp the carrying handle firmly to prevent the generator from falling over when pulling the recoil starter.
Page 15  The economy control switch must be turned to OFF FIG.24 when using electric devices that require a large starting current, such as a compressor or a submergible pump. FIG 24 2．OVERLOAD INDICATOR LIGHT FIG.25 FIG.25 The overload indicator light will blink when the rated load is exceeded.
Page 16 STOPPING THE ENGINE FIG.27 1. Turn off and unplug all electric loads. Never start or stop the generator with electrical devices plugged in or turned on. FIG.27 2. Running with GASOLINE：Press the engine switch to OFF, turn the battery switch to OFF FIG.28 3.
Page 17: Periodic Maintenance
PERIODIC MAINTENANCE Initial Every Every Every Daily 1 month 3 months 6 months 12 months Item Remarks or 20 Hr or 50Hr or 100Hr or 300Hr Spark Adjust gap and clean. Replace if  Plug necessary. Engine Oil Check oil level ...
Page 18 ENGINE OIL REPLACEMENT FIG.30 1. Place the generator on a level surface and warm up the engine for several minutes, then stop the engine 2. Remove the oil filler cap. 3. Place an oil pan under the engine. Tilt the generator to drain the oil completely.
Page 19 CAUTION FIG.33 The engine should never run without the element; excessive piston and/or cylinder wear may result. CLEANING AND ADJUSTING SPARK PLUG 1. Remove the cover. 2. Check for carbon build-up and remove the carbon. FIG.33 3. Check the spark plug type and gap. 4.
Page 20: Troubleshooting
 Spark plug dirty with carbon or wet….remove carbon or wipe spark plug dry  Faulty ignition system….contact AIMS Power 5. Compression insufficient  Worn out piston and cylinder….contact AIMS Power NO OUTPUT POWER Safety device (AC) to “OFF” …stop the engine, then restart...
Page 21: Storage
STORAGE Long term storage of your generator will require some preventive maintenance to guard against deterioration. DRAIN THE FUEL 1. Remove the fuel tank cap, drain the fuel from the fuel tank 2. Remove the cover, drain fuel from the carburetor by loosening the drain screw. ENGINE 1.
Page 22: Specifications
SPECIFICATIONS MODEL GEN3850W120VD - EPA Type Inverter Generator – Pure Sine AC Voltage 120V / 60Hz Starting wattage (gasoline) 3850W Running wattage (gasoline) 3500W Starting wattage (LPG) 3500W Running wattage (LPG) 3300W Power Factor DC Output 12V / 8.0A 5V / 1A & 2.1A USB...
Page 23 WIRING DIAGRAM CONTROL PANEL BLOCK GENERATOR BLOCK DC PROTECTOR 10A DC 12V OUTPUT FUSE 15A WINDING RECTIFIER DC5V OUTPUT GROUND TERMINAL AC 20A MAIN WINDING INVERTER UNIT OUTPUT RESET WINDING ECO. SWITCH IGNITION WINDING DIGITAL DISPLAY METER IGNITION CONTROLLER STEPPER MOTOR ASSY. ELECTRICSWITCH BATTERY SWITCH...