4.1.2 Each device, including any device channels and/or cavities, shall be processed by the WD as follows:
a) leak testing (where appropriate) in accordance with 4.2;
b) cleaning (which may include several stages) in accordance with 4.3;
c) disinfecting in accordance with 4.4;
d) final rinsing in accordance with 4.5;
e) drying (when appropriate) in accordance with 4.7.