Maybe this
=(IF(AND('Full time'!F11>'Full time'!$CM$1,$CW$7:$EA$7="Sunday",OR(F10="AL",F10="SL",F10="FRL")),('Full time'!F11-'Full time'!$CM$1),"0")*24)
That's amazing,thank you! I just changed the $CW$7:$EA$7 part to $CW$7 as it only needed to look there. Gave #Value! with the full $CW$7:$EA$7. Therefore the correct way was:
=(IF(AND('Full time'!F11>'Full time'!$CM$1,$CW$7="Sunday",OR(F10="AL",F10="SL",F10="FRL")),('Full time'!F11-'Full time'!$CM$1),"0")*24)
Now for a level up

I have this crazy long formula which you will see is the same as my last one that you added to, but in addition, for every other cell in the row to be added (F then H then J then L...):
=(IF('Full time'!F13>'Full time'!$CM$1,('Full time'!F13-'Full time'!$CM$1),"0")*24)+(IF('Full time'!H13>'Full time'!$CM$1,('Full time'!H13-'Full time'!$CM$1),"0")*24)+(IF('Full time'!J13>'Full time'!$CM$1,('Full time'!J13-'Full time'!$CM$1),"0")*24)+(IF('Full time'!L13>'Full time'!$CM$1,('Full time'!L13-'Full time'!$CM$1),"0")*24)+(IF('Full time'!N13>'Full time'!$CM$1,('Full time'!N13-'Full time'!$CM$1),"0")*24)+(IF('Full time'!P13>'Full time'!$CM$1,('Full time'!P13-'Full time'!$CM$1),"0")*24)+(IF('Full time'!R13>'Full time'!$CM$1,('Full time'!R13-'Full time'!$CM$1),"0")*24)+(IF('Full time'!T13>'Full time'!$CM$1,('Full time'!T13-'Full time'!$CM$1),"0")*24)+(IF('Full time'!V13>'Full time'!$CM$1,('Full time'!V13-'Full time'!$CM$1),"0")*24)+(IF('Full time'!X13>'Full time'!$CM$1,('Full time'!X13-'Full time'!$CM$1),"0")*24)+(IF('Full time'!Z13>'Full time'!$CM$1,('Full time'!Z13-'Full time'!$CM$1),"0")*24)+(IF('Full time'!AB13>'Full time'!$CM$1,('Full time'!AB13-'Full time'!$CM$1),"0")*24)+(IF('Full time'!AD13>'Full time'!$CM$1,('Full time'!AD13-'Full time'!$CM$1),"0")*24)+(IF('Full time'!AF13>'Full time'!$CM$1,('Full time'!AF13-'Full time'!$CM$1),"0")*24)+(IF('Full time'!AH13>'Full time'!$CM$1,('Full time'!AH13-'Full time'!$CM$1),"0")*24)+(IF('Full time'!AJ13>'Full time'!$CM$1,('Full time'!AJ13-'Full time'!$CM$1),"0")*24)+(IF('Full time'!AL13>'Full time'!$CM$1,('Full time'!AL13-'Full time'!$CM$1),"0")*24)+(IF('Full time'!AN13>'Full time'!$CM$1,('Full time'!AN13-'Full time'!$CM$1),"0")*24)+(IF('Full time'!AP13>'Full time'!$CM$1,('Full time'!AP13-'Full time'!$CM$1),"0")*24)+(IF('Full time'!AR13>'Full time'!$CM$1,('Full time'!AR13-'Full time'!$CM$1),"0")*24)+(IF('Full time'!AT13>'Full time'!$CM$1,('Full time'!AT13-'Full time'!$CM$1),"0")*24)+(IF('Full time'!AV13>'Full time'!$CM$1,('Full time'!AV13-'Full time'!$CM$1),"0")*24)+(IF('Full time'!AX13>'Full time'!$CM$1,('Full time'!AX13-'Full time'!$CM$1),"0")*24)+(IF('Full time'!AZ13>'Full time'!$CM$1,('Full time'!AZ13-'Full time'!$CM$1),"0")*24)+(IF('Full time'!BB13>'Full time'!$CM$1,('Full time'!BB13-'Full time'!$CM$1),"0")*24)+(IF('Full time'!BD13>'Full time'!$CM$1,('Full time'!BD13-'Full time'!$CM$1),"0")*24)+(IF('Full time'!BF13>'Full time'!$CM$1,('Full time'!BF13-'Full time'!$CM$1),"0")*24)+(IF('Full time'!BH13>'Full time'!$CM$1,('Full time'!BH13-'Full time'!$CM$1),"0")*24)+(IF('Full time'!BJ13>'Full time'!$CM$1,('Full time'!BJ13-'Full time'!$CM$1),"0")*24)+(IF('Full time'!BL13>'Full time'!$CM$1,('Full time'!BL13-'Full time'!$CM$1),"0")*24)+(IF('Full time'!BN13>'Full time'!$CM$1,('Full time'!BN13-'Full time'!$CM$1),"0")*24)
Firstly, if there is a way to shorten this, that would help a lot!
Secondly, I also need to add the above exception when "Sunday", "AL", "SL", or "FRL" is present as you did with the previous, much shorter formula. The plan was to add your exception to each cell to be summed but this is such a headache.
Hope this makes sense? Haha.