4
The Inlet and Outlet ports are clearly marked. Select the correct size and type of connection
fittings for these ports which are indicated in the regulators part number. The connection
type options that are available on this regulator are: British Standard Pipe (BSPP)
‘
B
’
, National
Pipe Thread (NPT)
‘
N
’
and Medium Pressure (MP) ‘A’
. Use the correct dowty or bonded seal
for BSPP connections, self-centering seals are recommended. For NPT threads, ensure that
PTFE tape is applied correctly to the fittings, applying two overlapping layers in the direction
of the thread, taking care that the tape does not come into contact with the first thread. For
MP, the correct torque values to be used as specified by fitting manufacturer.
Any gauge ports on the regulator will be 1/4” NPT unless otherwise stated. If any gauge port
is not required, ensure that the port is plugged prior to installation. The SS414 can be also
supplied as self-venting (SV), which will have additional vent port, fitted with a filter.
The media supplied to the regulator must be clean. Contamination can damage the seat which
may cause the regulator to fail. Filtration suited to the application is recommended upstream
of the regulator.
Should further assistance or information be required in relation to installation of any Pressure
Tech regulator please contact the office, giving reference to the regulators part number
and/or serial number.
