1. Pull the rear edge of the drain channel (A) up while pushing both clips (B), and release the channel from both hooks (C) of the drain channel slider by pulling it rearward

1. Remove the drain channel.

1. Install the channel in the reverse order of removal, and note these items:
   - Push the clip portions into place securely.
   - Check the glass height adjustment.

1. Check for water leaks. Let the water run freely from a hose without a nozzle. Do not use a high-pressure spray.