The links and attachments entails how to setup daylight savings for various clocks in various Time Guardian versions and Trutime. It may not include instructions for all clocks but similar methods can be applied like the various steps mentioned within the provided information.

For TG version 4 or lower - http://www.amano.com/Other_Main_Pages/DST/PDF/TG_DST07.pdf

For TG version 5 or higher - ftp://ftp.amano.com/Time%20Guardian/Documentation/tg_series_dst.pdf

For TGPRO version 3.7 or lower - http://www.amano.com/Other_Main_Pages/DST/PDF/TGPro_DST07.pdf