FireShield Spring Replacement

Please read our Health and Safety Guidance before undertaking this.

Fitting Instructions: -

  1. Wear thick gloves to protect hands and use suitable eye protection
  2. Drill and remove old ramps
  3. Pull blades partly down and turn at 45 degrees to allow end of lowest blade to be turned and slid out of rest of blade pack
  4. Drill out spring rivets, noting spring and support bracket orientation
  5. Rivet on new springs
  6. Slide blade back into pack
  7. Carefully hook ramp pin through centre of spring and hold and clamp into its final position, before riveting it back into place using 3/16” Ø steel rivets
  8. Repeat on other side of damper
  9. Reset blade pack with fusible link cassette