Aqua Lung Calypso Manuale di servizio - Pagina 5

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F I R S T

T O

D I V E

6. Remove the valve cover (5) by lifting the central tongue.

7. Remove the venturi clip (8), then the venturi knob (6)

9. Use a 19 mm spanner to unscrew the crown holder (22),

then remove the insert assembly (15)

8. Lift the exhaust

valve (4) and check

that its surface is clean

and free of scratches.

It should be flexible

and its edges should

be clean. If it is in good

condition it is not

necessary to remove it

and it can be re-used.

If there are any signs

of deterioration it

should be replaced.

10. Unscrew the

Nylstop nut (12).

To disassemble the

crown holder, spring,

washer and lever.

Keep the worn crown - it may be useful

during reassembly.

14. Remove the two O-rings from the seat support.

END OF DISASSEMBLY

Before starting to re-assemble

the regulator, make sure that all

replacement parts have been

cleaned

accordance with Procedure A :

Cleaning

page 13

11. Extract the square

poppet bearing (16) by

pushing it out with the

crown holder if

necessary.

12. Remove the silicone

crown from the crown

holder.

13. Unscrew the seat,

then use tool 116236

to extract the seat

support.

and

lubricated

and

Lubricating