Installation method of high temperature muffle furnace chimney

1. Take out the chimney connecting pipe from the packing box;

2. Loosen the screws on the chimney fixing card on the top or back of the muffle furnace, and insert the φ28 end of the chimney connecting pipe into the chimney butt joint pipe;

3. Rotate the chimney connecting pipe so that the chimney switch handle faces to the right, and tighten the screws that fix the card.