Repair Sheet for Ryobi 40 Volt 21-inch Lawn Mower RY401014US
Official repair sheet and parts list for the Ryobi 40 Volt 21-inch Lawn Mower (RY401014US). Includes detailed exploded view diagrams, a complete parts list, label locations, and a wiring schematic for maintenance and repair.
Quick answers from the manual
Quick answer
- This document is a repair sheet for the Ryobi 40 Volt 21-inch Lawn Mower (RY401014US), providing exploded diagrams, a parts list, label locations, and a wiring schematic. p. 1
Key actions
- Use the parts list on page 3 to identify components for repair. p. 3
- Refer to the wiring diagram on page 5 for electrical troubleshooting. p. 5
Where to find it in the PDF
- Exploded View p. 2
- Parts List p. 3
- Wiring Diagram p. 5
Table of contents
Manual images
Click an image to enlargeImportant Information
This document is a technical repair sheet for the Ryobi 40 Volt 21-inch Lawn Mower (Model RY401014US). It is intended for use during maintenance and repair procedures. It contains exploded view diagrams, a comprehensive parts list, label identification, and a wiring schematic to assist with identifying and replacing components.
Exploded View Diagram
The document includes a detailed exploded view diagram on page 2. This diagram illustrates the assembly of the mower, including the deck, motor, wheels, handle components, and internal mechanisms. Use this diagram to understand the relationship between parts and their correct placement during reassembly.

Parts List
Page 3 contains a complete table of parts. Each entry includes the Key No., Part No., Description, and Quantity. This list covers all components, such as screws, the motor, the blade, wheels, and housing parts. Always refer to this list when ordering replacement parts to ensure compatibility with model RY401014US.
Label Locations
Page 4 provides a diagram and list identifying the location of all safety and instructional labels on the mower. This is useful for ensuring that all required safety warnings are present and correctly placed on the unit.

Wiring Diagram
Page 5 provides a detailed wiring schematic. This diagram shows the electrical connections between the switch, control board, motor, and battery assembly. Use this schematic for troubleshooting electrical issues or verifying correct wiring during repairs.

Manufacturer information
Ryobi
Practical help
Before use
- Verify the model number on the product label matches RY401014US.
- Consult the wiring diagram before attempting electrical repairs.
- Use the parts list to identify correct replacement part numbers.
- Ensure all safety labels are present as shown in the label diagram.
Images and diagrams
- Page 2: Exploded view of the mower assembly showing all components.
- Page 4: Location of safety and instructional labels.
- Page 5: Wiring schematic for electrical components.
Model compatibility
- This repair sheet is specific to model RY401014US.
Manual page author
Michael Turner
Technical manual editor
Reviews PDF manuals for structure, safety notes, and practical product details so readers can find the right information quickly.