14
SCUBAPRO R290 – R190 Second Stages
Trouble Shooting Guide
Symptom Correction Tools Needed
Continuous slow leak from
second stage
Readjust orifice or Nyloc nut Replace poppet, seat or spring Universal tool/ ¼” nut driver
Continuous slow leak from...
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14
SCUBAPRO R290 – R190 Second Stages
Trouble Shooting Guide
Symptom Correction Tools Needed
Continuous slow leak from
second stage
Readjust orifice or Nyloc nut Replace poppet, seat or spring Universal tool/ ¼” nut driver
Continuous slow leak from
second stage
High IP – See first stage trouble shooting Universal tool/ Pneumatic
adjustment tool
Inhalation effort is lower than
specification
Tighten nyloc nut (3 threads maximum) Replace spring Universal tool/ ¼” nut driver
Less
