The roof is in need of 'repair'. [=the roof needs to be repaired; the roof is damaged, in poor condition, etc.]
The car was damaged 'beyond repair'. [=the car was so damaged that it could not be repaired]
His job is to keep the buildings in good 'repair'. [=in good condition]
(..) Universe Protection Unit. My ship has crash-landed here by mistake. Yes, it is a mistake because, you see, the bed here is my spot. I need to repair my turbo boosters. Do you people still use fossil fuel, or have you discovered crystallic fusion? Well, let's see. We got double-A's. Watch yourself! (..)1995 Toy Story
(..) Buzz Lightyear to Star Command. Come in, Star Command. Star Command, come in. Do you read me? Why don't they answer? My ship! Blast! This'll take weeks to repair. Buzz Lightyear mission log, stardate ---. My ship has run off course en route to sector . I've crash-landed (..)1995 Toy Story