Thanks lads. If there's no one else in here that has experienced sounds like mine then I'll chat to the importer for advice.
I don't think NZ has the same 5 year warranty that US has but they have been very helpful in the past. I'll investigate anyhow.
I don't think NZ has the same 5 year warranty that US has but they have been very helpful in the past. I'll investigate anyhow.

if Aussie gets five years and we get less. I will have to double check on it but I am pretty sure that it is only one year here.