Oven door glass is cracked or shattered.

Safety first: Turn off power and do not use the oven until the glass is replaced. Wear cut-resistant gloves and eye protection when handling broken glass.

• Step 1 – Secure area: Carefully remove loose glass pieces from the door and floor. Vacuum small shards.
• Step 2 – Identify which pane: Determine whether the inner, middle, or outer glass is broken. This affects which replacement part you need.
• Step 3 – Remove door: Open the door to the broil stop position, then lift it off the hinges according to the user manual. Place it on a padded surface.
• Step 4 – Disassemble door: Remove screws around the door perimeter to separate the inner and outer panels. Carefully remove the broken glass and any retaining brackets.
• Step 5 – Install new glass: Install the correct Zline replacement glass panel, reusing or replacing gaskets and brackets as needed. Reassemble the door and reinstall on the oven.

Note: Avoid slamming the door and do not spray cold liquids on hot glass to reduce the risk of future breakage.