Udor SB3 Control Unit Repair Kit

Udor SB3 Control Unit Repair Kit – SB3/KIT

The Udor SB3 Control Unit Repair Kit (SB3/KIT) contains replacement seals, O-rings, ball components, and related hardware for servicing the Udor SB3 three-section spray boom control unit.

The SB3 is a remote-mounted control valve with three individually controlled spray outlets, a master on/off lever, and adjustable pressure regulation. This repair kit helps restore worn internal components without replacing the complete control unit.

What's Included in the Repair Kit?

According to the UDOR SB-3 parts breakdown, the repair kit includes the following components:

Kit Contents Note: The components above are identified in the UDOR SB-3 parts breakdown. Kit contents may vary by production revision; verify against the supplied kit before installation.

When to Repair Your SB3 Control Unit

Internal wear or damaged seals may contribute to leakage or problems controlling individual spray sections. Consider inspecting the control unit if you experience:

• Liquid leaking from the control valve assembly
• Spray outlets that do not shut off properly
• Difficulty maintaining or adjusting operating pressure
• Worn or damaged internal seals and ball components discovered during servicing

Troubleshooting Tip: Pressure fluctuations and reduced spray performance can also result from pump problems, restricted filters, or plumbing leaks. Inspect the complete spraying system before determining which components require replacement.

Product Specifications

Installation & Maintenance

Before disassembling the SB3 control unit, shut off the pump, disconnect power, and completely relieve system pressure. Follow the manufacturer's instructions when removing and replacing internal components.

Inspect sealing surfaces, valve bodies, and other components for wear or damage. Clean the assembly as recommended and confirm proper operation and leak-free connections before returning the sprayer to service.

Udor SB3 Parts Diagram & Instructions

Refer to the UDOR SB-3 exploded parts diagram to identify individual components and their locations within the control unit.

View UDOR SB-3 Parts Breakdown & Operating Instructions (PDF)

Need the complete valve assembly instead? Shop the Udor SB3 Control Unit.