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Kirby Morgan 37 & 57
© Copyright 1970-2008 Kirby Morgan Dive Systems, Inc. All rights reserved. Document # 080508001
drilled through it to support the knob. Position the
knob so the roll pin is over the hole. The adjustment
knob can be held against the wood block allowing the
roll pin to be driven into the 1/4 ” hole.
8) Remove the inlet nipple from the regulator body.
The O-ring should be replaced if a scheduled overhaul
is being performed.
9
) Place the castle wrench in the inlet nipple side of the
demand regulator over the soft seat of the inlet valve to
prevent the inlet valve from rotating.
Install the socket wrench from the KMDSI Tool Kit (Part
#525-620) through the adjustment tube and engage the
adjustment nut on the inlet valve. Loosen and remove
the adjustment nut by rotating the socket wrench coun-
terclockwise.
The Castle Wrench and inlet valve.
10) Tilt the regulator and drop out the inlet valve and
washer.
11) The spacer and lever will now fall out of the
regulator body.
NOTE: Ensure that the washer comes out with the
rest of the components.
12) Remove the screws that hold the exhaust flange
in position. Remove the flange and gasket from the
regulator body.
13) Remove the exhaust valve from the exhaust
flange.
The inlet valve adjustment nut must never
be reused. Reuse of the adjustment nut
will not allow the regulator to maintain
proper adjustment.
CAUTION