Aqua Lung Kronos Service Manual download pdf (Page 8)

8 Kronos First Stage Service Manual

5. Reassembly of the yoke version

Fit a new lubricated O-ring (124703) inside the seat.

6. Fit the nose (129207) into the seat and fit a clean

lubricated O-ring (473056) around the nose.

7. Fit the spring (129204) inside the yoke seat (127576)

then fit the shutter seat onto the spring.

8. Fit the assembly into the yoke. Introduce the cap

between the yoke and the shutter, screw the yoke screw

(127574) so that the spring is compressed. Stop

screwing when the shutter is in this position. The yoke

screw will become hard to screw.

9. Grip the assembly in a vice and then using a torque

wrench, screw the nose at 0.2m.kg in an anti-

clockwise direction.

12. Reassembly of the DIN version.

Fit the O-ring (820016) onto the DIN seat (127572).

Fit the filter (A05106) inside the seat.

4. Fit the spring block (127562) on the spring.

Screw the spring block fully home inside the body.

10. Remove the assembly

from the vice, unscrew

the yoke nut.

Check that the shutter is

about 1.5mm proud.

Check that the shutter

acts correctly by

compressing it with your

thumb.

11. Turn the assembly over

with the threaded part

uppermost. Fit the filter

(A05106) and then the

seal (820016).

Fit the washer on the

body (127575).

Manually screw the body fully home onto the

seat, ensuring that the seat is held in a vertical

osition. Take care that the filter and O-ring are

not dislodged from their position.

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Aqua Lung Kronos Service Manual Page 8