Troubleshooting Guide - Aqua Lung FIRST STAGE Service Manual

SYMPTOME
Incease in the IP
nd
(Can cause leaks on the 2
external leaks
Débit d'air réduit ou résistance
inspiratoire importante du détendeur
complet.
Manuel d'entretien 1er étage Legend
Rev. 12/2011
Table 1. Troubleshooting Guide
CAUSE POSSIBLE
1. The HP seat (124624) is worn or
damaged
2. Le crown (127585) is damaged.
3. The O-ring (124612) is worn or
damaged.
stage)
4. Plug (129604 / 129709 / 129746)
damaged
5. O-ring (124704) worn or damaged
6. On the body, the sealing area of the O-
ring crown (127585) is damaged
1. O-rings (124701 and/or 124703) are
worn or damaged
2. the diaphragm (129126) is worn or
damaged
3. The diaphragm (119159) is worn or
damaged
4. On the body, the sealing area of the
diaphragm is damaged
5. The Dry chamber is loose (129602)
6. O ring of the crown (127585) is damaged
7. O-ring (213714) is damaged
1. The cylinder valve is not fully open
2. The valve needs servicing
3. Filter (129209) clogged
4. The tank is empty
Manuel d'entretien premier étage Legend
TRAITEMENT
1. Replace the HP seat
2. Replace the crown
3. Replace teh O-ring
4. Replace the plug (1)
5. Replace the O-ring
6. Replace the body
1. Replace the O-rings
2. Replace the diaphragm
3. Replace the diaphragm
4. Replace the body
5. Tighten the Dry chamber
6. Replace the O-ring
7. Replace the O-ring
1. Turn on the valve and check the
tank pressure
2. Try an other cylinder
3. Replace the filter
4. Pressurize the tank at 200bar
18