Introducció
This user manual provides essential information for the safe and efficient operation of your Generac 3800-Watt Dual-Fuel Portable Inverter Generator, Model 8946. Please read this manual thoroughly before operating the generator to ensure proper usage and to prevent injury or damage. Keep this manual for future reference.
Configuració
Unpacking and Initial Assembly:
- Traieu amb cura el generador i tots els components de l'embalatge.
- Attach the integrated handle and never-flat wheels as per the quick-start guide. Tools are included for this process.

Afegir oli de motor:
- Col·loqueu el generador sobre una superfície plana.
- Traieu el tap/varilla d'ompliment d'oli.
- Using the provided oil funnel, slowly pour the included engine oil into the oil fill opening until it reaches the upper mark on the dipstick. Do not overfill.
- Col·loqueu de nou el tap/vareta d'ompliment d'oli de manera segura.
Afegir combustible:
- Gasolina: Ensure the generator is off and cool. Open the fuel cap and carefully fill with fresh, unleaded gasoline (minimum 87 octane). Do not overfill.
- Propà (GLP): Connect the provided propane hose with regulator to a propane tank and to the LPG connection port on the generator. Ensure all connections are tight.
- Use the fuel selector switch on the control panel to choose between GAS or LPG.
Battery Connection (for Electric Start):
- Localitzeu el compartiment de la bateria.
- Connect the battery terminals, ensuring correct polarity (red to positive, black to negative).
- Tanqueu el compartiment de la bateria de manera segura.
Instruccions de funcionament

Inici del generador:
- Ensure the generator is on a level surface and all connected devices are turned off or unplugged.
- Select your desired fuel type (GAS or LPG) using the fuel selector switch.
- Turn the main ON/OFF switch to the 'ON' position.
- Arrencada elèctrica: Press and hold the Electric Start button until the engine starts. The generator features auto-choke for easy starting.
- Estireu l'inici: If electric start is unavailable, pull the recoil starter handle firmly and smoothly until the engine starts.
- Allow the generator to run for a few moments to stabilize. The 'Output Ready' indicator light will illuminate.
Dispositius de connexió:
- Plug your devices into the appropriate 120V AC outlets (20A or 30A GFCI).
- For charging sensitive electronics, use the USB-A and USB-C ports.
- No supereu la potència nominal de funcionament del generadortage (3000W) o aigua d'inicitage (3800W).
Mode econòmic:
- Engage the Economy Switch to reduce engine speed, noise, and fuel consumption when power demands are low.
- Disengage Economy Mode for full power output when needed.
COsense Technology:
- The integrated COsense technology continuously monitors carbon monoxide levels.
- If unsafe CO levels are detected, the generator will automatically shut down to protect users.
- Always operate the generator outdoors in a well-ventilated area, far from windows and doors.
Apagant:
- Turn off and unplug all connected devices.
- Turn the main ON/OFF switch to the 'OFF' position.
- Si feu servir GLP, tanqueu la vàlvula de la bombona de propà.
Manteniment
Regular maintenance is crucial for the longevity and optimal performance of your generator. Refer to the owner's manual for detailed schedules and procedures.
Tasques clau de manteniment:
- Canvis d'oli: Check engine oil level before each use. Change engine oil after the first 25 hours of operation, and every 50-100 hours thereafter, or seasonally.
- Inspecció de bugies: Inspect and clean the spark plug every 100 hours or annually. Replace if worn or fouled.
- Neteja del filtre d'aire: Clean the air filter element every 50 hours or more frequently in dusty conditions.
- Sistema de combustible: For gasoline, use a fuel stabilizer if storing for extended periods. For propane, ensure the hose and connections are free of leaks.
- Neteja general: Keep the generator clean and free of debris. Ensure cooling vents are unobstructed.
Resolució de problemes
| Problema | Causa possible | Solució |
|---|---|---|
| El generador no arrenca | No fuel, low oil, choke not set, battery low (electric start) | Add fuel, check/add oil, adjust choke, charge/check battery. |
| Sense potència de sortida | Circuit breaker tripped, overload, 'Output Ready' light off | Reset circuit breakers, reduce load, ensure generator is running stably. |
| Indicador de sobrecàrrega activat | Too many devices connected, device malfunction | Unplug devices, reduce load, check devices for faults. |
| Low oil indicator on | Engine oil level is low | Comproveu el nivell d'oli i afegiu-ne segons calgui. |
| COsense shutdown | S'han detectat alts nivells de monòxid de carboni | Move generator to a well-ventilated outdoor area. Allow to cool and restart. |
Especificacions
| Característica | Detall |
|---|---|
| Marca | Generac |
| Nom del model | iQ3800 DF (Model 8946) |
| Començant Wattage | 3800 watts |
| Corrent Wattage | 3000 watts |
| Tipus de combustible | Gasolina, gas liquat de petroli (GLP) |
| Font d'alimentació | Alimentat per combustible |
| Voltage | 120 volts (CA) |
| Tipus de motor | 4 Traç |
| Sistema d'encesa | Arrancada elèctrica |
| Volum del dipòsit | 12 litres (aprox. 3.17 galons) |
| Pes de l'article | 107 lliures |
| Dimensions del producte | 37.2 cm de llargada x 20.3 cm d'amplada x 22.4 cm d'alçada |
| Característiques especials | CO Sensor (COsense), Dual Fuel, Electric Start, Fully Enclosed Design, USB Port |
| Components inclosos | Engine Oil, LP Hose, Oil Funnel, Battery, Tool Kit |
| Preses de corrent total | 2 (AC 120V) + USB ports |
Garantia
The Generac 3800-Watt Dual-Fuel Portable Inverter Generator, Model 8946, comes with a limited warranty:
- Ús residencial: 3 anys de garantia limitada
- Ús comercial: 2 anys de garantia limitada
For full warranty details, terms, and conditions, please refer to the official warranty documentation included with your product or visit the Generac weblloc.
Suport
For technical assistance, parts, or service inquiries, please contact Generac Customer Support:
- Weblloc: Visit the official Generac website for FAQs, support resources, and service center locators.
- Telèfon: Refer to your product registration card or the Generac website for the most current customer service contact numbers.
When contacting support, please have your generator's model number (8946) and serial number ready.





