Kirby Morgan SuperLite 17B Operation And Maintenance Manual page 123

Kirby morgan superlite 17b helmet
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7) Clean the valve and valve seat area of the regulator
body. Replace the exhaust valve in accordance with
the regulator overhaul procedure. The silicone exhaust
valve is removed by pulling it out.
Note: Whenever the whisker is removed or replaced
the exhaust valve should be carefully cleaned and
inspected. Replace the rubber whisker and or valve
if any damage or deterioration is found. All exhaust
valves should be replaced during scheduled over-
hauls or at least once a year and anytime damage
or deterioration is present.
8) Stretch the double exhaust whisker (7) onto the
regulator flange and install tie-wrap (3) loosely around
whisker on the regulator flange. Install tie-wrap (3)
snugly around whisker on the exhaust body flange
making sure that the tie wrap is in the slot on the ex-
haust body! This is very important to the sealing of the
exhaust! Tighten the regulator flange tie-wrap snugly
around the whisker, insuring that it does not become
pinched between the helmet/mask frame & regulator.
Cut off excess tie wrap ends.
NOTE: In newer exhaust whisker kits, the second
exhaust valve (6) and body (5) are already installed
in the whisker. If whisker replacement is being done
the valve and cage needs to be installed.
9) Place the regulator back into the mount hole of the hel-
met/mask frame. Stretch the double exhaust kit whisker
over the special main exhaust body ensuring the whisker
is seated properly on the main exhaust body flange.
10) Place the regulator into the helmet opening, then
attach the screws, spacers and plate, on each side of the
port retainer and using a torque screwdriver torque to
12 inch pounds. SPECIAL CARE must always be
taken to not over torque any port retainer screws!
11) Lightly lubricate a new O-ring and place on the
regulator inlet tube then thread the retaining nut on
hand tight only.
12) Clean and inspect the bent tube O-ring and side
block seal. Components can be reused during normal
field service but should be replaced during normal
overhauls or if damage is detected.
13) Lightly lubricate the bent tube O-ring and install
bent tube into the inlet nipple and thread the nut on
© ⅯⅯⅩⅡ Kirby Morgan Dive Systems, Inc. All rights reserved. Document # 120613005
several revolutions.
14) Swing the bent tube into place on the side block,
engage bent tube side block nut and hand tighten.
15) Torque regulator retaining nut to 100 inch pounds.
16) Lightly tighten both the bent tube retaining nuts,
then torque the side block nut to 100 inch lbs, and the
inlet nipple jam nut against the inlet nipple nut to 40
inch pounds.
17) Clean and inspect the oral nasal mask and install
on the regulator mount nut.
18) Clean and inspect the nose block O-rings, shaft, and
nut. Replace damaged components, lightly lubricate the
shaft and O-rings, reinstall and torque the packing nut
to 20 inch pounds.
®
SuperLite
17B
109

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