(1) This rule has effect where —
(a) an attachment of debts order is enforced against the garnishee; or
(b) the garnishee pays money to the judgment creditor in compliance with an attachment of debts order.
(2) The garnishee's liability to the judgment debtor is then discharged to the extent of the amount paid by, or recovered from the garnishee.
(3) This rule has effect even if the court later sets aside the attachment of debts order or the original judgment or order.