Graco 234415 Marine Instruments User Manual


 
Troubleshooting
6 309926G
Troubleshooting
Technical Data
Problem Cause(s) Solution(s)
Air escaping from the hose on regula-
tor bonnet.
Broken or damaged diaphragm Replace diaphragm
Pressure creepage registered on
gauge
Dirty or worn valve seat in regulator Clean or replace valve seat
Fluid or air leak at lid gasket Defective lid gasket or thumb screws
not tight
Replace or tighten
Maximum Fluid Pressure . . . . . . . . . . . . . . . . . . . . . . . . . 50 psi (345 kPa, 3.5 bar)
Air Inlet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1/4” nps
Fluid Outlet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3/8” nps
Wetted Parts. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . PTFE-coated steel bowl, zinc-plated pick-up tube,
nickel-plated fluid fitting