15
SCUBAPRO MK 25-MK 20 First Stages
Trouble Shooting Guide
Symptom Correction Tools Needed
Audible leak from ports or
plugs
Tighten ports and plugs Replace damaged o’rings
Seat all o’rings properly
Adjustable wrench
High IP (3000 psi supply)...
More
15
SCUBAPRO MK 25-MK 20 First Stages
Trouble Shooting Guide
Symptom Correction Tools Needed
Audible leak from ports or
plugs
Tighten ports and plugs Replace damaged o’rings
Seat all o’rings properly
Adjustable wrench
High IP (3000 psi supply) Adjust IP down (clockwise) Adjust the number of shims 5/32” hex Pneumatic
adjusting
tool
Low IP (3000 psi supply) Adjust IP up (counterclockwise) Adjust the number of shims 5/32” hex Pneumatic
adjusting
tool
Less
