Cressi-sub MC9 - Page 19

Regulators repair and maintenance
19
MC9 1
st
stage: DIN
disassembling phases
Continues on page 20
• Unscrew the DIN filter
body using a 24 mm.
hexagonal spanner, as
shown in the picture.
• Pay particular attention:
unscrewing the thread
causes the inner valve
spring to lessen its
resistance, which might
make the inner valve
dart out of its seat.
30 = HZ 800049
January 2009 Rev. MC9/B Ed.C/13