crwdns2933897:0crwdne2933897:0

How do I clean the grill top and oven?

I have an old commercial gas vulcan stove with double gas ovens side by side and smooth grill top. How do I clean top and oven. Pilot light is always on and visible.

crwdns2934089:0crwdne2934089:0 crwdns2934093:0crwdne2934093:0

crwdns2934109:0crwdne2934109:0

crwdns2853045:0crwdne2853045:0 crwdns2853046:0crwdne2853046:0
crwdns2889612:0crwdne2889612:0 0
crwdns2934285:0crwdne2934285:0