Aqua Lung DSIS, Technical Manual

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TABLE 3: TORQUE SPECIFICATIONS
PART # DESCRIPTION / KEY ITEM # TORQUE
108312 First Stage Body (32) 25 ft-lbs (33.9 Nm)
108433 / 108337 Screw, Relief Valve (17a) 45 in-lbs (5.1 Nm)
108431 / 108341 Swivel Plug, w/ Relief (17d) 60 in-lbs (6.8 Nm)
054201 Safety Plug (11) 90 in-lbs (10.2 Nm)
108318 Bonnet (24) 90 in-lbs (10.2 Nm)
108308 Fill Port (36) 90 in-lbs (10.2 Nm)
102810 Pressure Gauge (38) 45 in-lbs (5.1 Nm)
TABLE 4: TEST BENCH SPECIFICATIONS
TEST CONDITION SPECIFICATION
Leak Test Inlet 2,500-3,000 psi No leaks allowed
MP Inlet 2,500-3,000 psi 135±20 psi
Swivel Relief Test 170+/- 5 psi - 210+/- 5 psi
170 +/- 5 psi for 30 seconds; no leak.
Pressure release can occur from 175
psi minimum and must release by 210
psi maximum to be accepted.
TABLE 5: RECOMMENDED CLEANERS AND LUBRICANTS
LUBRICANT/CLEANER APPLICATION SOURCE
Christo-Lube MCG 111
All o-rings
Aqua Lung, PN 820466, or
Lubrication Technologies
310 Morton Street
Jackson, OH 45640
(800) 477-8704
Oakite #31
Acid bath for reusable stainless steel and
brass parts.
Oakite Products, Inc.
50 Valley Road
Berkeley Heights, NJ 07922
White distilled vinegar
Acid bath for reusable stainless steel
and brass parts.
“Household” grade
Liquid dish washing detergent
(diluted with warm water)
Degreaser for brass and stainless steel
parts; general cleaning solution for plastic
and rubber
“Household” grade
CAUTION: Silicone rubber requires no lubrication or preservative treatment. DO
NOT apply grease or spray to silicone rubber parts. Doing so may cause a chemical
breakdown and premature deterioration of the material.
CAUTION: Do not use muriatic acid for the cleaning of any parts. Even if strongly
diluted, muriatic acid can harm chrome plating and may leave a residue that is
harmful to o-ring seals and other parts.