Martin Audio WAVEFRONT PRECISION WPM User Manual page 63

Remove the 4 x No. 8 screws securing the LF unit (DLS7007).
To replace an HF diaphragm (part number DLZ10006). Remove the
4 x M4 screws securing the back cover.
WPM USER GUIDE V2
Copyright © 2023 Martin Audio Ltd.
To replace the HF section (DCD10006). Remove the 4 x No.8
screws holding the HF assembly in place.
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WPM USER GUIDE