servo problems

[T5frankie]

Hi i have a constant hissing coming from the brake servo and my brakes aint too good more hard than anything ok when poodling about but wouldn't want to do an emergency stop. ideas? easy fix? it's a pain in the arse as it has a brand new master cylinder

[t5 pete]

what condition is the hose in leading to the servo

[T5frankie]

what condition is the hose in leading to the servo

? i'll investigate tomorrow