Product Overview
The Generac 7132 3100 PSI Gas Powered Residential Pressure Washer is designed for efficient and powerful cleaning of various outdoor surfaces. Featuring an electric start with auto choke capabilities, it simplifies the starting process. The unit is equipped with a PowerDial spray gun offering four application settings for versatile cleaning, and an easy-to-access onboard detergent tank for enhanced cleaning results. This pressure washer is ideal for tasks such as washing cars, refreshing decks, and cleaning driveways.

Image: Front view of the Generac 7132 Pressure Washer, showcasing its orange and black design with the control panel and wheels.
Setup and Assembly
Before operating your Generac pressure washer, ensure all components are properly assembled and connections are secure. Refer to the included assembly guide for detailed instructions. Key steps include attaching the handle, connecting the high-pressure hose, and installing the spray gun.
Battery Installation and Charging
The electric start feature is powered by a lithium-ion battery. Ensure the battery is fully charged before first use. The battery can be removed and charged using the provided cradle charger. A full charge provides up to 50 starts.

Image: Close-up of the pressure washer's control panel, highlighting the electric start button and indicators.
Fuel and Oil
Fill the fuel tank with fresh, unleaded gasoline. Check the engine oil level and add appropriate engine oil if necessary, as specified in the engine manual. Do not overfill.
Water Connection
Connect a garden hose to the water inlet of the pressure washer. Ensure the water supply is turned on fully before starting the engine to prevent pump damage.

Image: Rear view of the Generac pressure washer, illustrating the hose connections and overall compact design.
Video: Electric Start and Features Overview
Video: This video demonstrates the electric start functionality and highlights key features of the Generac pressure washer, including battery installation and the PowerDial gun.
Operating Instructions
Starting the Pressure Washer
- Ensure the water supply is connected and fully open.
- Press the 'Wake' button for 3 seconds on the control panel.
- Press the 'Start' button for 1 second to engage the electric start. The auto choke will assist in starting.
- Allow the engine to warm up for a few moments before beginning operation.
Using the PowerDial Spray Gun
The PowerDial spray gun allows for quick and convenient switching between four application settings:
- Car: Gentle spray for vehicle cleaning.
- Wood: Moderate pressure for wooden surfaces like decks.
- Concrete: High pressure for tough stains on concrete and driveways.
- Soap: Low pressure for applying detergent.

Image: Close-up of the Generac PowerDial spray gun, showing the dial for selecting different pressure settings.
On-Board Detergent Tank
The 1/2-gallon onboard detergent tank simplifies the application of cleaning solutions. Fill the tank with your preferred pressure washer-safe detergent. Rotate the PowerDial gun to the 'Soap' setting to draw detergent through the system. Always rinse the detergent tank with clean water after use to prevent clogging.

Image: A person using the Generac pressure washer to clean a driveway, demonstrating typical operation.
Maintenance
Regular maintenance ensures optimal performance and longevity of your pressure washer.
- Engine Oil: Check engine oil before each use and change according to the engine manual's schedule.
- Air Filter: Inspect and clean the air filter regularly. Replace if damaged.
- Spark Plug: Inspect and clean the spark plug annually. Replace if necessary.
- Fuel System: Use fresh fuel and consider a fuel stabilizer for storage periods longer than 30 days.
- Pump: Flush the pump with a pump protector or non-toxic antifreeze before storing in freezing temperatures.
- Nozzles: Clean clogged nozzles using the provided nozzle cleaning tool.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Engine will not start | No fuel; low oil; battery uncharged; spark plug issue | Add fuel; add oil; charge battery; check/replace spark plug |
| Low pressure | Clogged nozzle; insufficient water supply; air in pump | Clean nozzle; ensure full water flow; purge air from pump by running with gun open |
| Detergent not dispensing | Detergent tank empty; PowerDial not on 'Soap' setting; clogged detergent hose | Fill tank; set PowerDial to 'Soap'; clear hose/filter |
| Pulsating pressure | Air in pump; restricted water flow; worn pump seals | Purge air; check water supply; contact service for pump repair |
Specifications
| Feature | Detail |
|---|---|
| Brand | Generac |
| Model Number | 7132 |
| Maximum Pressure | 3100 PSI |
| Maximum Flow Rate | 2.5 GPM |
| Power Source | Gas-powered |
| Start Type | Electric Start (Lithium-Ion Battery) |
| Hose Length | 25 Feet |
| Detergent Tank Volume | 0.5 Gallons |
| Item Weight | 65 Pounds |
| Product Dimensions | 24.4"L x 18.9"W x 35.5"H |
| Compliance | CARB, EPA |
Warranty and Support
This Generac pressure washer comes with a 2-year limited warranty. For warranty claims, technical assistance, or replacement parts, please contact Generac customer support.
Generac Customer Support:
- Website: www.generac.com
- Phone: Refer to your product registration or Generac's official website for the most current contact number.
Please have your model number (7132) and serial number ready when contacting support.





