After the holiday break, it is worth looking over the tiled stove as a whole: from the doors to the lining connections. Individual areas do not automatically require the same repair material. Start with cold inspections and documentation of the device before planning the first longer firing.
The doors have a specified seal
Check the frame, closure mechanism, and material guiding points. Vitcas glass fibre rope has described applications with compatible stove seals. Choose the variant according to the groove and the compression specified for the door.
Do not assess the diameter only from a piece pulled from old adhesive. Wear and flattening change its appearance. Record the corners, length, and method of joining the ends before removing the material to maintain the required routing.
Defect and joint are different tasks
Premium Fire Cement can be considered for the described minor refractory indoor repairs. First, check the substrate stability and the cause of the damage. Areas intended for movement should not be accidentally replaced with a rigid filling.
Heat Resistant Tile Adhesive is used for adhering the appropriate tiles in the described indoor applications. It is not a grout for every tile joint. Recognize the condition of the tile and the substrate; for older stoves, the selection must correspond to the documentation of the specific construction.
Preparation should be divided into stages
Separate cleaning from works requiring bonding, drying, and preparation to temperature. Also consider inspecting the chimney flue. The assessment of tiles and doors does not describe all covered parts of the stove.
Keep photos of changes and data of products used in each location. After the planned start-up, compare the surfaces again after cooling. If the defect returns, go back to the cause and the function of the joint. The history of previous work will then be more useful than another layer selected solely based on the width of the visible crack.