If the diffuser is to be used for diving, fit it as follows:

1. Loosen the diffuser lock (toast) at the back of the IS-MIX.

1. Check the O-ring and sealing surface on the diffuser connection, thread the diffuser under the handle on the IS-MIX and connect the diffuser to the diffuser connection.

1. Carefully refit the diffuser lock (toast) ensuring the diffuser is not damaged.

1. Attach the diffuser to the strap attachments on the cover as shown in the figure (under the straps).

1. Attach the hose holders to the rubber tensioners.