Certainly not! Similar to a car, they need a service, usually annually.
Dirt particles down the gas line, household dust and pet hairs can easily block the pilots stopping the appliance to light.
Soot and dirt forming over the coals can drop on the pilot can interfere with the lighting and operation of the fire
The most popular fault enquiry we get nearly everyday regarding gas fires is “my fire wont light” and our reply is have you changed your ignition batteries?
Most fires with slide or remote control operations have batteries fitted, normally AA type and fitted below the front of the fire.
Changing the batteries with new ones (not old batteries from around the house!) resolves over 70% of all trouble shooting requests we get!