Introducció
This manual provides essential information for the safe and efficient operation, assembly, and maintenance of your GENMAX GM15000ET Tri-Fuel Portable Generator. Please read all instructions carefully before operating the generator to ensure personal safety and optimal performance.
Safety First: Always operate the generator in a well-ventilated area, away from windows, doors, and vents, to prevent carbon monoxide poisoning. Never operate indoors or in a garage.
Què hi ha a la caixa
The GENMAX GM15000ET Tri-Fuel Portable Generator comes with the following components:
- Open Frame Generator GM15000ET (Tri-Fuel)
- Clau de presa de bugia
- Tornavís de doble propòsit
- Embut
- clau anglesa (2)
- Mànega NG
- Mànega de GLP
- Adaptador
- NG Quick Connector
- Endoll de connexió NEMA L14-30P
- Cable d'arrencada/aturada automàtica
- Clau de control remot
- Coberta de pluja
- Oli de motor 10W30

Image: All included accessories and components for the GENMAX GM15000ET generator.
Assemblea
Follow these steps to assemble your generator:
Instal·lació de rodes
The axle is installed on the frame through the center of the wheel and the washer. Secure the wheel assembly by reinserting a hitch pin through the hole at the end of the wheel axle and pressing until it locks into place. Repeat this process on the other side of the generator to install the second wheel.
Instal·lació de la pota de suport
Line up the holes on the support leg bracket to the holes on the front of the generator frame. Attach the support leg using screws and nuts. Tighten the bolts with a wrench. Repeat the process on the other side of the generator to install the second support leg.
Instal·lació del mànec
Push the bolts one by one through the holes in the handle, the rubber washer, the frame and the rubber washer. Tighten nuts securely. Repeat these steps to install the second handle.
Video: GM15000ET Unboxing and Installation Instructional Video (01:13 - 01:58). This video demonstrates the assembly of the wheels, support legs, and handles for the generator.
Preparatius
Before starting your generator, ensure proper preparation:
Afegint oli de motor
Slowly unscrew and remove the oil dipstick. Using a funnel, add the appropriate type of oil until the oil level is at the proper level. Reinsert the dipstick, but do not tighten it, and remove it again to check the oil level. After refueling, tighten the oil dipstick, wipe off the surrounding oil.

Image: Magnetic oil dipstick from GENMAX GM15000ET generator, designed to absorb iron filings. It is recommended to clean it every 50 hours or every time you add engine oil.
Afegint gasolina
Remove the tank cap and add gasoline. Note: Do not exceed the filter red line. When refueling, do not remove the fuel filter from the refueling port. Slowly add gasoline to the fuel tank. Be careful not to overfill.
Connexió d'un dipòsit de GLP
Screw the Adapter onto the LPG/NG inlet. Tighten the LPG hose to the LPG/NG inlet of the generator. Remove the safety plug or cap from the LPG tank valve and attach the other end of the hose to the LPG connector on the tank.
Connect the Natural Gas (NG) Supply Line
Screw the Natural Gas Adapter onto the natural gas supply line. Connect the natural gas hose to the natural gas supply line. Tighten the other end of the natural gas hose to the LPG/NG inlet of the generator.
Connectant la bateria
Connecteu els elèctrodes positius i negatius de la bateria.
Video: GM15000ET Unboxing and Installation Instructional Video (02:00 - 03:45). This video demonstrates adding engine oil, gasoline, connecting LPG/NG, and connecting the battery.
Funcionament
Learn how to start and operate your generator safely.
Gireu l'interruptor de combustible a la font de combustible desitjada.
Per canviar a gasolina
- Afegiu gasolina.
- Turn off the flow of natural or propane gas.
- Turn the Fuel Source Switch to the Gasoline position.
Per canviar a propà
- Obriu la vàlvula de la bombona de GLP per iniciar el flux de propà.
- Turn off the flow of natural gas and gasoline.
- Turn the Fuel Source Switch to the Propane(LPG) position.
Per canviar a gas natural
- Obriu la vàlvula de la línia de subministrament de gas natural per iniciar el flux de gas natural.
- Turn off the flow of propane and gasoline.
- Turn the Fuel Source Switch to the Natural Gas(NG) position.
Video: GM15000ET Unboxing and Installation Instructional Video (03:47 - 04:07). This video demonstrates how to switch between different fuel sources.
Trieu el mètode d'inici
Botó d'inici
Press the LOW IDLE Switch to "OFF". Press the Main Switch to "ON". Check whether the AUTO GEN START Switch is in the "OFF" position. If this switch is in the ON position, the start button and remote start/stop button will be disabled. Press the start button for 1-3 seconds, then release, to start the generator.
Inici remot
Premeu i manteniu premut el botó ON del comandament a distància durant un segon.
Inici de Reconversió
Agafeu fermament i estireu lentament la maneta de retrocés fins que sentiu resistència, deixeu-la retraure i després estireu ràpidament.
Video: GM15000ET Unboxing and Installation Instructional Video (04:21 - 04:40). This video demonstrates the push button, remote, and recoil starting methods.
Equips de connexió
After about 5 seconds, the CO alarm light completes its self check. After 1-2 minutes of normal operation of the generator, connect the required equipment. Place the Circuit Breaker Switch in the "ON" position. The generator is running normally but there is no output. Check if the green light on the GFCI socket is on. If the green light is not on, please press the RESET button after the generator starts to make the green light on.
Video: GM15000ET Unboxing and Installation Instructional Video (04:41 - 05:07). This video demonstrates connecting equipment and checking the GFCI socket.
Low Temperature Environment
In cold weather start from -5°C (23°F) to -20°C (-4°F).
- Premeu la bomba d'encebament tres vegades abans d'arrencar el motor, això fa que entri combustible a la cambra de combustió i ajuda a engegar el generador.
- Inicieu el generador seguint els passos que es mostren al manual d'usuari.
Video: GM15000ET Unboxing and Installation Instructional Video (05:08 - 05:15). This video demonstrates the priming pump for cold weather starts.
Apagant el generador
To safely shut down your generator, follow these steps:
Select the Stopping Mode
Apagueu i desconnecteu totes les càrregues elèctriques connectades.
Botó Stop
Premeu el botó per apagar el generador.
Parada remota
Premeu el botó "OFF" del comandament a distància durant 1-3 segons.
If you do not use the generator for more than 7 days (168 hours), please press the main switch to the "OFF" position, which can prevent the battery from running out. Turn the Fuel Source Switch to the "OFF" position.
Video: GM15000ET Unboxing and Installation Instructional Video (05:17 - 05:43). This video demonstrates how to shut down the generator using the button or remote, and long-term shutdown procedures.
Servei i Manteniment
Regular maintenance ensures the longevity and reliability of your generator.
Canvi d'oli del motor
Place an oil pan (or suitable container) under the oil drain bolt, remove the oil drain bolt and allow the oil to drain. After the oil has drained completely, replace the oil drain bolt. Follow the procedure of "Adding Engine Oil" to add new engine oil and check the oil level.
Video: GM15000ET Unboxing and Installation Instructional Video (05:44 - 06:36). This video demonstrates the process of changing the engine oil.
Inspecció de bugies
Pull out the spark plug cap. Unscrew the spark plug from the generator using the spark plug wrench included with this product. If the electrode is oily, clean it using a clean, dry rag. If the electrode has deposits on it, clean it with a brass wire brush. If the white insulator is cracked or chipped, replace the spark plug. Tip: The spark plug clearance is required to be measured by line thickness gauge, which shall be adjusted if necessary. Reinstall the spark plug. Replace Spark Plug Cap.
Video: GM15000ET Unboxing and Installation Instructional Video (06:37 - 07:21). This video demonstrates how to inspect and maintain the spark plug.
Cleaning/Replacing the Air Filter
Remove screws to remove the cover plate of the air cleaner. Remove the air filter element. Clean the components with cleaning agent. After cleaning, wrap the components in a cloth and screw them dry. Drip a few drops of oil to the foam filter element and squeeze off excess oil. Return the air filter element to its original position. Reinstall the air filter cover.
Video: GM15000ET Unboxing and Installation Instructional Video (07:22 - 08:37). This video demonstrates how to clean or replace the air filter.
Emmagatzematge de llarg temps
For long-term storage, proper preparation is crucial:
The generator needs to discharge the residual fuel from the carburetor for long-term storage. Disconnect the battery cable when storing for a long time to avoid battery power loss.
Video: GM15000ET Unboxing and Installation Instructional Video (08:38 - 08:59). This video demonstrates how to prepare the generator for long-term storage.
Resolució de problemes
For detailed troubleshooting steps and solutions to common issues, please refer to the comprehensive user manual provided with your generator. This section will guide you through diagnosing and resolving operational problems.
Especificacions
| Característica | Detall |
|---|---|
| Marca | GENMAX |
| Nom del model | GM15000ET |
| Començant Wattage | 15000 watts |
| Corrent Wattage | 11000 watts |
| Tipus de combustible | Natural Gas, Gasoline, LPG |
| Font d'alimentació | Alimentat per combustible |
| Tipus de motor | 4 Traç |
| Volum del dipòsit | 10.56 Imperial Gallons |
| Temps d'execució | 105 hores |
| Voltage | 120 volts (CA) |
| Freqüència | 50 Hz |
| Pes de l'article | 242.5 lliures |
| Dimensions del producte | 31.57 cm de llargada x 27.95 cm d'amplada x 28.66 cm d'alçada |
| Característica especial | Magnetic dipstick, 2-Wire Auto GEN Start function, Tri-Fuel, CO Sensor |
| Components inclosos | Automatic START/STOP Cable (1) NG Hose (1) LPG Hose (1), Dual-Purpose Screwdriver (1) Oil Funnel (1), Remote Control Key (1) NG Air Intake Connector (1), Spark Plug Socket Wrench (1) Wrench (2) Rain Cover (1), NEMA L14-30P Bonding Plug (1) NG Quick Connector (1) |
Garantia i suport
Your GENMAX GM15000ET Tri-Fuel Portable Generator includes a 1-year warranty with FREE lifetime technical support from experts.
For any inquiries or assistance, please contact GENMAX customer support.





