Maintenance of theElectronic
( EPC ) PressureControllers onSRI GCs
If it appears that the sensor is really bad,
then obtain a replacement fromSRI
SRI part# 8670-6020 $150.
It is best to remove theEPCmodule
from the chassis Youwill need a 5/64”
hexwrench to remove the two
screwswhich hold theEPCmod-
ule to the chassis.
Use a 7/16” wrench to replace the sen-
sor. The sensor is secured ot theEPC
module using a swagelok nut and fer-
rules.
It is important toorient the cable as
shown toavoidbreaking
the sensor ( the space is
tight )when theEPCmod-
ule is reconnected to the
chassis.
October 2009
Page5
Incorrect
Correct
