DeWalt 285816-79 Spring – Genuine OEM Replacement Generator & Pressure Washer Spring

Part Number: 285816-79
Category: Outdoor Power Equipment Parts → Engine & Governor Components → Springs
Type: DeWalt 285816-79 Spring – Genuine OEM Replacement Generator & Pressure Washer Spring

The DeWalt 285816-79 Spring is a genuine OEM replacement spring designed for compatible DeWalt generators, pressure washers, air compressors, and gasoline-powered engine equipment. This precision-engineered tension spring is used within the engine or governor linkage assembly to maintain proper mechanical tension and ensure smooth operation of throttle and governor components. Manufactured to original equipment specifications, it provides a direct-fit replacement for stretched, damaged, or missing springs, helping restore reliable engine performance and proper equipment operation.

Key Features & Benefits

• Part Number: 285816-79
• Genuine OEM DeWalt replacement part
• Replacement tension spring for engine and governor assemblies
• Helps maintain proper linkage tension
• Supports smooth throttle and governor operation
• Precision-engineered for OEM fit and performance
• Durable spring steel construction
• Direct-fit OEM replacement
• Manufactured to original equipment specifications

Technical Specifications

Part Number: 285816-79

Manufacturer: DeWalt

Product Type: Tension Spring

Material: Spring Steel

Application: Engine / Governor Linkage Assembly

OEM Part: Yes

Quantity: Sold Individually

Compatible Applications

The DeWalt 285816-79 Spring fits numerous compatible DeWalt outdoor power equipment models, including:

DeWalt Air Compressors

• D55672 Compressor (Type 1)
• D55684 Compressor (Type 1)
• D55690 Compressor (Type 1)
• D55695 9 HP 17 Gallon Compressor (Type 1)

DeWalt Generators

• DG3000 Generator (Type 1)
• DG3000C 3000W Generator Carb (Type 1)
• DG4400B Generator (Type 1)
• DG4400BC Generator (Type 1)
• DG6300B Generator (Type 1)
• DG6300BC Generator (Type 1)
• DG7000B 7000W Gas Generator (Type 1)
• DG7000BC Generator (Type 1)

DeWalt Pressure Washers

• DPD3000IC 3000 PSI Pressure Washer (Type 1)
• DPD3100 Pressure Washer (Type 1)
• DPD3100IC Pressure Washer (Type 1)
• DPD3300 Pressure Washer (Type 1)
• DPD3800 3800 PSI Pressure Washer (Type 1)
• DPE3800X Pressure Washer (Type 1)

DeWalt Engines

• DW13LAG-B3 Engine (Type 1)
• DW650LAG-B3 Engine (Type 1)
• DW90LAG-B3 Engine (Type 1)

Always verify your equipment model, type number, and original part number before ordering to ensure proper compatibility.

Function of the Spring

The 285816-79 Spring is designed to:

• Maintain proper tension within the engine linkage assembly
• Support smooth throttle and governor movement
• Help regulate engine speed during operation
• Ensure proper return action of connected linkage components
• Restore the original mechanical function of the engine control system
• Promote consistent equipment performance

Using a genuine OEM replacement spring helps maintain proper engine response and reliable operation.

Common Signs Replacement Is Needed

Replace the spring if you notice:

• Stretched or weakened spring tension
• Broken or missing spring
• Irregular engine speed or surging
• Throttle linkage not returning properly
• Loose or disconnected governor linkage
• Visible corrosion or metal fatigue

A worn or damaged spring can affect engine speed regulation, throttle response, and the overall performance of the equipment.

Installation & Service Notes

Turn the engine off, disconnect the spark plug wire (or disable the ignition system), and allow the equipment to cool completely before servicing.

Locate the 285816-79 Spring within the governor or throttle linkage assembly. Carefully remove the damaged spring using needle-nose pliers while noting its original mounting orientation. Inspect the governor arm, throttle linkage, and adjacent components for wear or damage before installing the new spring in the same attachment points. Ensure the spring provides proper tension without binding or overstretching. After installation, verify that the throttle linkage moves freely and returns smoothly before starting the engine.

Important: Always verify your equipment model and original part number before ordering. Inspect all linkage components whenever replacing the spring, and replace any worn or damaged linkage parts to maintain proper engine speed regulation and safe equipment operation.

Maintenance Recommendations

• Inspect governor and throttle springs during routine engine maintenance.
• Keep linkage components clean and free of dirt or corrosion.
• Replace stretched or damaged springs promptly.
• Periodically verify smooth throttle and governor movement.
• Lubricate pivot points only where specified in the equipment owner's manual.
• Use genuine OEM replacement parts to maintain factory fit, dependable engine control, and long-term generator, pressure washer, and compressor performance.