While you wait for answers, we may have found some information which could help you.
Click here for Dual Fuel CookerRetrieving object behind Rangemaster cooker?
Chichester Canon 10250G?
How to replace right side hinge housing supporting glass lid?
Indesit gas cooker?
How to adjust a cooker hob lid on a Beko?
How can I mend my cannon cooker igniter?