1. ຂໍ້ມູນຄວາມປອດໄພ
Operating a generator requires adherence to strict safety guidelines to prevent injury or property damage. Always read and understand the entire manual before operating the GENMAX GM12500iET generator.
ຄວາມປອດໄພຂອງຄາບອນມໍນອກໄຊ (CO)
This generator is equipped with a built-in CO sensor for enhanced safety. The CO sensor is designed to shut down the generator if harmful levels of carbon monoxide accumulate in the operating area. However, this feature is a supplement and does not replace safe operating practices.
- Operate Outdoors Only: Always operate the generator outdoors in a well-ventilated area, far away from windows, doors, and vents to prevent carbon monoxide from entering enclosed spaces.
- Exhaust Direction: Ensure the exhaust is directed away from people and buildings.
- ສັນຍານເຕືອນ CO: Install battery-operated carbon monoxide alarms in your home or RV and check them regularly.
ຄວາມປອດໄພນໍ້າມັນ
- Flammable Fuels: Gasoline, propane (LPG), and natural gas (NG) are highly flammable. Handle all fuels with extreme caution.
- No Smoking: Do not smoke or allow open flames near the generator or fuel storage areas.
- ການເຕີມນ້ຳມັນ: Always turn off the generator and allow it to cool before refueling with gasoline.
- ການເກັບຮັກສາ: Store fuels in approved containers in a well-ventilated area, away from ignition sources.
ຄວາມປອດໄພທາງໄຟຟ້າ
- ສະພາບແຫ້ງ: Never operate the generator in wet conditions, rain, or snow. Keep hands dry when handling electrical components.
- ການຕໍ່ດິນ: ຮັບປະກັນວ່າເຄື່ອງກຳເນີດໄຟຟ້າໄດ້ຖືກຕໍ່ສາຍດິນຢ່າງຖືກຕ້ອງຕາມລະຫັດໄຟຟ້າທ້ອງຖິ່ນ.
- ການປ້ອງກັນການໂຫຼດເກີນ: Do not overload the generator. Utilize the circuit breakers to prevent damage.
- ຮ້ານ GFCI: The generator features GFCI outlets for protection against electric shock.
2. ຜະລິດຕະພັນເກີນview
The GENMAX GM12500iET is a powerful and versatile tri-fuel inverter generator designed for various applications, including home backup, RV use, and camping. It offers flexible fueling options, clean power output, and multiple starting methods.

Image: The GENMAX GM12500iET Tri-Fuel Inverter Generator shown with gasoline, propane, and natural gas options, highlighting its versatile fuel technology.
ຄຸນນະສົມບັດທີ່ສໍາຄັນ
- ຄວາມສາມາດຂອງ Tri-Fuel: Operates on Gasoline (12500 surge, 10500 running watts), Propane (LPG 11500 surge, 9500 running watts), and Natural Gas (NG 10000 surge, 8500 running watts).
- Clean Inverter Power: Delivers less than 3% Total Harmonic Distortion (THD), making it safe for sensitive electronics.
- High-Capacity Output: Features a 458cc OHV engine with multiple outlets including 120V/240V 50A (NEMA 14-50R), 120V 30A, 120V 20A, 12V DC, and dual USB ports.
- Smart Digital Control: Digital display shows wattage, voltage, frequency, runtime, fuel level, and alerts.
- 4-Way Start: Electric Start, Bluetooth App, 2-Wire Auto Start, and Recoil Backup.
- Eco-Mode: Automatically adjusts engine speed to load, reducing noise and extending runtime.
- ການອອກແບບແບບພົກພາ: Equipped with a robust frame, wheels, and a foldable handle for easy transport.
- ຄຸນນະສົມບັດຄວາມປອດໄພ: Includes a built-in CO sensor and comprehensive protection against overload, over/under voltage, ວົງຈອນສັ້ນ, ແລະ overheating.

Image: The GENMAX GM12500iET generator is depicted as suitable for multiple scenarios, including home backup, RV travel, camping, and powering tools at job sites.
3. ຕັ້ງຄ່າ
Before starting the generator, proper setup is crucial for safe and efficient operation.
3.1 Unboxing ແລະການກວດກາ
- ເອົາເຄື່ອງປັ່ນໄຟ ແລະອຸປະກອນເສີມທັງໝົດອອກຈາກເຄື່ອງຫຸ້ມຫໍ່ຢ່າງລະມັດລະວັງ.
- Inspect the generator for any signs of shipping damage. If damage is found, contact customer support immediately.
- Verify all included components are present as listed in the 'What Comes in the Box' section.

Image: A visual representation of the items included in the GENMAX GM12500iET package, such as a spark plug wrench, screwdriver, remote control key, funnel, battery charger, NG quick connector, LPG hose, NG hose, and automatic start/stop cable.
3.2 ການປະກອບລໍ້ ແລະ ດ້າມຈັບ
Attach the wheels and foldable handle using the provided hardware. This design facilitates easy transport of the generator.

Image: A person easily transporting the GENMAX GM12500iET generator across a lawn, demonstrating its easy transport design with a foldable handle and durable wheels.
3.3 ຕື່ມນ້ຳມັນເຄື່ອງ
- ຊອກຫາຝາອັດນ້ຳມັນ/ເຄື່ອງດູດ.
- ໃຫ້ແນ່ໃຈວ່າເຄື່ອງກຳເນີດໄຟຟ້າຢູ່ເທິງໜ້າດິນທີ່ຮາບພຽງ.
- Using the provided funnel, slowly add the recommended engine oil (refer to specifications for type and capacity) until it reaches the upper mark on the dipstick. Do not overfill.
- ແທນຝາຕື່ມນ້ຳມັນຢ່າງປອດໄພ.
3.4 Connect Battery
- ຊອກຫາຊ່ອງໃສ່ຫມໍ້ໄຟ.
- Connect the positive (+) battery cable (red) to the positive (+) terminal and the negative (-) battery cable (black) to the negative (-) terminal. Ensure connections are secure.
3.5 ການເຊື່ອມຕໍ່ນໍ້າມັນເຊື້ອໄຟ
The GM12500iET supports three fuel types: Gasoline, Propane (LPG), and Natural Gas (NG).
- ນ້ຳມັນເຊື້ອໄຟ: Fill the fuel tank with fresh, unleaded gasoline. Do not use E85 or mixed fuels.
- Propane (LPG): Connect a standard propane tank to the dedicated LPG inlet using the provided LPG hose. Ensure all connections are tight to prevent leaks.
- ອາຍແກັສທໍາມະຊາດ (NG): Connect to a natural gas supply line using the provided NG hose and quick connector. Ensure connections are secure and leak-free.
ສຳຄັນ: Only use one fuel type at a time. Select the desired fuel using the fuel selector switch on the control panel.
Video: A detailed instructional video (22:55) covering the setup and initial preparation of the GENMAX GM12500iET Tri-Fuel Inverter Generator.
4. ຄໍາແນະນໍາການດໍາເນີນງານ
Follow these steps to safely start and operate your GENMAX GM12500iET generator.
4.1 ກະດານຄວບຄຸມຫຼາຍກວ່າview
ຄຸ້ນເຄີຍກັບອົງປະກອບຕ່າງໆຂອງແຜງຄວບຄຸມກ່ອນການໃຊ້ງານ.

ຮູບພາບ: A close-up view of the generator's control panel, showing the digital display, main switch, fuel source switch, LPG/NG inlet, AC breakers, ground terminal, various AC outlets (50A, 30A, 20A), DC 12V outlet, USB ports, and the battery charging port.
4.2 ການເລີ່ມຕົ້ນເຄື່ອງກໍາເນີດໄຟຟ້າ
The GM12500iET offers four starting methods:
- ເລີ່ມໄຟຟ້າ:
- ໃຫ້ແນ່ໃຈວ່າເຄື່ອງປັ່ນໄຟຢູ່ເທິງພື້ນຜິວລະດັບຫນຶ່ງແລະການເຊື່ອມຕໍ່ທັງຫມົດແມ່ນປອດໄພ.
- Select the desired fuel type using the fuel source switch.
- Turn the main switch to the 'ON' position.
- Press and hold the 'START/STOP' button until the engine starts.
- Bluetooth App Start:
- Download the GENMAX app to your smartphone.
- Pair your device with the generator via Bluetooth.
- Follow the in-app instructions to start the generator remotely.
- 2-Wire Auto Start (for Home Backup):
- Connect the provided 2-wire auto start cable to a compatible automatic transfer switch (ATS) or home backup system.
- Ensure the 'AUTO GEN START SW' is in the 'ON' position.
- The generator will automatically start when power is lost and shut down when utility power returns.

Image: The GENMAX GM12500iET generator is shown providing power to an RV, illustrating the convenience of its Auto Gen Start feature with a communication cable for automatic starting and stopping.
- Recoil Backup Start:
- Ensure the main switch is 'ON' and fuel is selected.
- ດຶງມືຈັບ starter recoil ແຫນ້ນແລະກ້ຽງຈົນກ່ວາເຄື່ອງຈັກເລີ່ມຕົ້ນ.
4.3 ການເຮັດວຽກແບບ Eco-Mode
Engage Eco-Mode by pressing the 'ECO' button on the control panel. In Eco-Mode, the engine speed automatically adjusts to the electrical load, which reduces fuel consumption and noise levels, especially during light load conditions. This feature extends runtime and is ideal for quiet environments.

Image: The GENMAX GM12500iET generator operating outdoors, demonstrating its stable sine wave and low-noise technology, with a sound level indicator showing 62 dB at 7 meters.
4.4 ການເຊື່ອມຕໍ່ການໂຫຼດໄຟຟ້າ
- Once the generator is running stably, plug in your electrical devices or connect to your transfer switch.
- ບໍ່ເກີນ wat ແລ່ນຈັດອັນດັບຂອງເຄື່ອງກໍາເນີດໄຟຟ້າtage. Monitor the digital display for wattage ຜົນຜະລິດ.
- Ensure all connected devices are in good working order and their power requirements are within the generator's capacity.
Video: An instructional video (4:28) demonstrating the operational procedures and features of the GENMAX GM12500iET generator.
5. ບໍາລຸງຮັກສາ
Regular maintenance ensures the longevity and reliable performance of your GENMAX GM12500iET generator.
ນ້ ຳ ມັນເຄື່ອງ 5.1
- ກວດສອບລະດັບນ້ໍາມັນ: Before each use, check the engine oil level and add if necessary.
- ປ່ຽນນ້ຳມັນ: Change the engine oil after the first 20 hours of operation, then every 100 hours or annually, whichever comes first. Refer to the specifications for recommended oil type.
5.2 ເຄື່ອງກອງອາກາດ
- ການກວດກາ: Inspect the air filter element every 50 hours or monthly.
- Cleaning/Replacement: Clean or replace the air filter element as needed, especially in dusty conditions. A dirty air filter can reduce engine performance and increase fuel consumption.
5.3 ຫົວດອກໄຟ
- ການກວດກາ: Inspect the spark plug every 100 hours or annually.
- Cleaning/Replacement: Clean or replace the spark plug if it is fouled or worn. Ensure the gap is set correctly according to the engine specifications.
5.4 ລະບົບນໍ້າມັນເຊື້ອໄຟ
- ການກັ່ນຕອງນໍ້າມັນ: Inspect and clean or replace the fuel filter as recommended in the full manual.
- ການເກັບຮັກສານໍ້າມັນເຊື້ອໄຟ: For gasoline, use a fuel stabilizer if storing the generator for extended periods. Drain the carburetor if storing for more than 30 days without stabilizer.
5.5 ການທໍາຄວາມສະອາດທົ່ວໄປແລະການເກັບຮັກສາ
- ຮັກສາເຄື່ອງປັ່ນໄຟໃຫ້ສະອາດ ແລະບໍ່ມີສິ່ງເສດເຫຼືອ.
- Store the generator in a dry, well-ventilated area, away from direct sunlight and extreme temperatures.
- If storing for an extended period, perform all necessary maintenance, including draining fuel (for gasoline) or disconnecting propane/natural gas lines.
6. ການແກ້ໄຂບັນຫາ
This section provides solutions to common operational issues. For more complex problems, contact GENMAX technical support.
| ບັນຫາ | ສາເຫດທີ່ເປັນໄປໄດ້ | ການແກ້ໄຂ |
|---|---|---|
| ເຄື່ອງຈັກຈະບໍ່ເລີ່ມຕົ້ນ |
|
|
| Low power output / Engine stalls under load |
|
|
| Generator runs but no power output |
|
|
| CO sensor shutdown |
|
|
Video: A brief instructional video (3:36) that may cover common troubleshooting steps or specific features of the generator.
7. ຂໍ້ມູນຈໍາເພາະ
Detailed technical specifications for the GENMAX GM12500iET Tri-Fuel Inverter Generator.
| ຄຸນສົມບັດ | ຂໍ້ມູນຈໍາເພາະ |
|---|---|
| ຊື່ຕົວແບບ | GM12500iET |
| ຍີ່ຫໍ້ | GENMAX |
| ປະເພດເຄື່ອງຈັກ | 4 Stroke, OHV |
| ການຍ້າຍເຄື່ອງຈັກ | 458 ຊັງຕີແມັດກ້ອນ |
| ປະເພດນໍ້າມັນເຊື້ອໄຟ | Tri Fuel (Gasoline, Propane, Natural Gas) |
| Gasoline Starting Wattage | 12500 ວັດ |
| Gasoline Running Wattage | 10500 ວັດ |
| Propane (LPG) Starting Wattage | 11500 ວັດ |
| Propane (LPG) Running Wattage | 9500 ວັດ |
| Natural Gas (NG) Starting Wattage | 10000 ວັດ |
| Natural Gas (NG) Running Wattage | 8500 ວັດ |
| ປະລິມານຖັງ | 6.1 ກາລອນ |
| ການບິດເບືອນຂອງຮາໂມນິກທັງໝົດ (THD) | ≤3% |
| ລະດັບສຽງລົບກວນ (ໂຫຼດ 25%) | ຕໍ່າສຸດ 62 dB(A) |
| ຂະໜາດສິນຄ້າ (L x W x H) | 30.9" x 22.63" x 29.33" |
| ນ້ໍາຫນັກລາຍການ | 251.92 ປອນ |
| ຄຸນນະສົມບັດພິເສດ | CO Sensor, Bluetooth, 2-Wire Auto Start, Eco-Mode |
| ອົງປະກອບລວມ | Spark Plug Socket Wrench, Wrench, Remote Control Key, Funnel, Battery Charger, NG Quick Connector, LPG Hose, NG Hose, Automatic Start/Stop Cable |
8. ການຮັບປະກັນແລະການສະຫນັບສະຫນູນ
GENMAX is committed to providing reliable products and customer satisfaction.
8.1 ຂໍ້ມູນການຮັບປະກັນ
The GENMAX GM12500iET Tri-Fuel Inverter Generator is backed by a ການຮັບປະກັນ 3 ປີຈໍາກັດ. ການຮັບປະກັນນີ້ກວມເອົາຂໍ້ບົກພ່ອງຂອງວັດສະດຸແລະການເຮັດວຽກພາຍໃຕ້ການນໍາໃຊ້ແລະການບໍລິການປົກກະຕິ. ກະລຸນາຮັກສາຫຼັກຖານການຊື້ຂອງທ່ານສໍາລັບການຮຽກຮ້ອງການຮັບປະກັນ.
For specific terms and conditions of the warranty, please refer to the warranty card included with your product or visit the official GENMAX webເວັບໄຊ.
8.2 ສະຫນັບສະຫນູນດ້ານວິຊາການ
Should you encounter any issues or require assistance with your generator, GENMAX offers ongoing technical support. Please have your model number (GM12500iET) and serial number ready when contacting support.
Contact information for technical support can typically be found on the GENMAX website or in the documentation provided with your generator.





