Here's a link to the specifications page for your faucet. And here's the installation instructions for the 33758 model, which looks very similar to yours, enough that the maintenance instructions might be the same.

Here's a link to the specifications page for your faucet. And here's the installation instructions for the 33758 model, which looks very similar to yours, enough that the maintenance instructions might be the same.

EDIT: I found the installation instructions for the 33755.