Please advice whether the nitrogen carrying 40-60psi of coil, RUBBER PLUG is used with this job it was unable to maintain the pressure, usually maintained at 30 psi needs to be changed to use COPPER CAP instead.
Please suggest that holding the coil 40-60psi nitrogen, is used RUBBER PLUG with this it could not keep up the pressure, typically maintained at 30 psi would require a change to the COPPER CAP instead.
Please advise that the holding of nitrogen 40-60psi coil, is the use of RUBBER PLUG with this task, it can't ษาแรงดัน back, usually holding at 30 psi. Will need to change is the use of COPPER CAP instead.