Service manual

15.
16. If the regulator is a Legend LX Supreme, remove the lip
shield (36). Remove the mouthpiece collar (29) then the
mouthpiece (17).
END OF DISASSEMBLY
RE-ASSEMBLY PROCEDURE
1. If the exhaust valve has been removed, pass the valve
tail through the hole in the casing from the outside and
pull gently until the notch is inside the casing. If it is a
new valve cut off any excess tail leaving about 5mm.
2.
3. Fit a new lubricated O-ring (20) into the shuttle valve
throat (12). Insert a new valve seat (18) into the shuttle
valve.
5.
4. Insert the spring (19) into
the balancing chamber
(21). Carefully guide the
shuttle valve tail into the
spring and insert it into the
balancing chamber.
To remove the bubble
deflector (28), first
immerse the casing in
hot water (50°C).for 2-
3 minutes.
Pull on one end of the
deflector to remove it.
Lift the exhaust valve
(27) 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.
Immerse the deflector
in hot water (~50°C) for
2-3 minutes. Fit the
deflector (28) over the
moulding on the casing
and press on the
domed part to push the
deflector home.
If the lever has been
disassembled, replace it
taking care to put it on the
same side as the indent on
the insert. The insert hole
should be on the right when
the insert is seen thread
uppermost..
Before starting to re-assemble
the regulator, make sure that all
replacement parts have been
cleaned and lubricated in
accordance with Procedure A :
Cleaning and Lubricating on
page 13
.