While you wait for answers, we may have found some information which could help you.
Click here for Oven Grill BrokenLogik has cooker ignition button?
How to replace right side hinge housing supporting glass lid?
Canon Chichester oven?
Igniter not working Leisure 2100 Sterling gas cooker?
Chichester Canon 10250G?
How can I mend my cannon cooker igniter?