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This Guide is made available for the express use of owners and users of the Dive Lab XLDS systems.
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Document XLDS Guide – Section Four A
Revised September 30, 2019
35
SECTION FOUR A: RDC REPAIR / MAINTENANCE / OVERHAUL
5.
Remove the helmet or FFM interface whip
assembly, and set aside.
6.
Remove the one way valve (8), and set aside.
7.
Remove the environmental sleeve (18) and
set aside.
8.
Remove regulator end cap (17), using the
adjustable wrench, then pull the piston, and
spring assembly (38) free, and set aside.
Figure 63
Figure 64
9.
Remove the ½”-20 port plug (28), using a 5/32
Allen wrench, remove the O-ring (27), from
the plug.
10.
Remove the bottle adapter Nylock nut and
washer (25, 23).
11.
Pull the bottle adapter (24) free, then
using the pick, carefully remove the upper
and lower internal O-rings (22), O-ring 26
and O-ring 21.
12.
Insert the 3/8’’ wooden or plastic dowel
into port, and push to remove the HP seat
assembly (15).
13.
Run the 5/32” Allen wrench through the
holes, at the base of the ICS shaft (20), to
use as a wrench, to loosen the shaft
counter-clockwise. Unthread and remove,
then remove the O-ring (19).
14.
Using the 11/16 adjustable wrench, loosen
and remove the EGS valve assembly (4), set
aside for disassembly later.
15.
Disassemble the regulator piston assembly
(38), consisting of items 2 thru 14. Start by
holding the flats on the poppet shaft (2),
with the 5/16 wrench, and turning the nut
(14) counter-clockwise, using a ¼” nut
driver, until it fall free.
16.
Once the nut is free, separate the assembly,
by pulling on the piston (10), and spring pad
(7).
17.
Using the O-ring pick, carefully separate,
extract all soft goods, while being careful
not to scratch the metal components.
Discard all O-rings, but do not discard any of
the white shims (9).
