Set-Up Of Second Stage - Sherwood Scuba maximus SRB5600 Assembly & Maintenance Manual

16. Install the exhaust tee
NOTE: Depending on the owner's needs, either the Blizzard, Oasis and Maximus style extended tee
maximum bubble dispersion, or the Magnum/Brut style shorter tee
be installed on any of the three models.
17. Tighten the exhaust tee screws
snugly. There is no reason to turn these screws beyond the first contact point. Do not
overtighten. These screws are threaded into plastic, which will hold well in service but is easily
stripped if overtightened.
18. Install the mouthpiece
on the top.
19. Install a new mouthpiece tie
top or bottom.
3
20. Install the hose
Proper torque for the hose fittings is 40 in. lbs. (4.5 Joules). NEVER tighten the hose
fitting to the first stage with more than 45 in. lbs. (5 Joules) of torque. The inlet hose fit-
ting can be weakened by overtightening. Failure of the fitting could cause air loss result-
ing in death, personal injury or property damage.
5.4 SET- UP OF SECOND STAGE
For the following adjustments, remove the cover and diaphragm.
1. Turn the adjuster knob
2. Use a # 10 Torx screwdriver to turn the poppet screw
lever assembly 32
and down about 1/16".
3. Attach the second stage to the overhauled and properly adjusted first stage that it is going to
be used with, mounted on a air tank filled to between 2700 and 3500 psig. Install an
intermediate pressure gauge into one of the low pressure ports.
4. Carefully turn the air on. With the lever
should be no air leaking from the second stage with proper intermediate pressure applied to
the hose. If there is air leaking from anywhere on the second stage, correct the problem before
going further.
5. With the air turned on, use a #10 Torx screwdriver to turn the poppet screw
a slight hiss is heard coming from the second stage. Work the lever up and down a few times
to ensure that the slight hiss still exists when the lever is released This adjustment has just
lifted the poppet seat off the orifice seal area. This is the long term storage position (one week
or longer) for the adjustment knob
6. Turn the knob 7
to 1/4 of a turn clockwise. If the hissing does not stop by the time the knob has been turned
1/4 of a rotation clockwise, then inspect the orifice sealing area
38 onto the case using the two screws
28 using a # 10 Torx screw driver just enough to seat them
22
. Be sure to position the mouthpiece so that the word "Sherwood" is
21 . For diver's comfort, be sure the clamp is on the side, not the
into a serviced first stage, and the second stage, tighten snugly.
WARNING
out counter-clockwise all the way.
7
& is just loose enough so that the tip of the lever will move loosely up
36
36 slightly loose against the lever support
7 .
slowly clockwise. The hissing should stop by the time the knob is turned 1/8
28
.
for minimum weight and drag, can
27
37 counter-clockwise outward, until the
16 and seat
16
for
38
32
, there
37 clockwise until
29 for damage.