Danfoss 027F3379 Overhaul Kit
Installation guide and parts breakdown for the Danfoss 027F3379 overhaul kit for PM size 125 valves. Includes exploded view, component list, and material specifications.
Table of contents
Quick Guide
This document provides the installation and parts breakdown for the Danfoss 027F3379 overhaul kit, specifically designed for PM size 125 valves with a standard cone. Use the provided exploded view diagram to identify components during maintenance.
Component Breakdown
The kit includes various seals, gaskets, and internal components. The diagram illustrates the assembly order. Key components are numbered 1 through 23. Please note the material types specified for each part, such as Fibre or Aluminium (Alu).

Important Notes
- Unused Parts: Parts marked with an asterisk (*) are included in the package but are not used for the PM size 125 standard cone configuration.
- Manual Opening: Parts marked with two asterisks (**) are included for the manual opening device.
- Verification: Always verify the valve size and configuration before beginning the overhaul process.
Manufacturer information
Danfoss A/S
Practical help
Common problems
Use the exploded view diagram to match part numbers with the physical components.
If a part is marked with an asterisk (*), it is not required for the PM size 125 standard cone configuration.
Before use
- Verify the valve is a PM size 125 model.
- Confirm the valve uses a standard cone.
- Lay out all parts from the kit and compare them with the diagram.
- Identify parts marked with * to set them aside if not needed.
Manual page author
Emily Carter
User documentation editor
Prepares concise manual descriptions and highlights the most useful setup, operation, and maintenance information for readers.