Welcome to the forum Derek, you'll find the members on here are a friendly and helpful bunch 🙂
You'll need to see when the cambelt and water pump were last changed as this can be a costly repair. Also if the car you're looking at has xenon headlights, make sure all the bulbs work as the bulbs and headlights can be expensive to replace.
Here's a YouTube video which may help:
Cheers
Steve