The gripper rods have outward facing teeth so the carpet needs to be pushed past the teeth to allow the teeth to bite as the carpet pulls back.
Carpet coming away from gripper.
Here is a typical method.
Apply seam adhesive as directed by the label.
This old house general contractor tom silva fixes a stairwell tripping hazard.
Leave a space between the gripper and the wall that is lightly less than the thickness of your carpet but no more than 3 8 inch wide so that the trimmed carpet can be tucked in later to hide the.
Medium is ok for 90 of carpets dont let them bash the pins down as that will lock the carpet on to them.
Yes they have used the wrong gripperrods you can get short medium and long pin gripper.
Depending on the age and condition of your carpet it may well just be a lift re stick and refit.
See below for a shopping list and tools subscribe to this old house.
Simply stretch the carpet by hand and staple into place with a staple gun and construction staples.
Apply it to the backing of one edge of the carpet between the pile and the pad.
Run a fan or two to dry the carpet.
Place staples at the back or ends of tread to avoid stepping on exposed heads.
Continue pulling the carpet off the tack strip by hand until you can fold back the entire wet section.
The older a carpet gets the less flexibility it has and the less likely it will engage with the rods.
If its a concrete stone floor the problem may lie in the gripper rods have come away from the floor.
Carpet suppliers and some hardware stores sell carpet seam adhesive.
Crazydaze 5 jul 2014.
When you can permanently fix the problem use pliers to lift and remove the staples.
Wet carpet pad is like a big sponge.
First go to the corner nearest the wet area grab the carpet with pliers and pull the carpet off the tack strip.