Do you have a question about the Yale 420F Series and is the answer not in the manual?
Advice on fire rating compliance for retrofits and field modifications.
Provides drilling template and hole specifications for door preparation and marking.
Details the parts and assembly for the 420F blank trim and 429F dummy trim.
Step-by-step guide for mounting the trim, including referencing device instructions.
Advice on fire rating compliance for retrofits and field modifications.
Provides drilling template and hole specifications for door preparation and marking.
Details the parts and assembly for the 420F blank trim and 429F dummy trim.
Step-by-step guide for mounting the trim, including referencing device instructions.












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