Replacing theSiliconeTubePermeationMembrane in theDGA/TOGA
PermeationLoopAccessory
TheDGA/TOGA (DissolvedGas
Analysis ) ( TransformerOil Gas
Analysis ) PermeationLoopAcces-
sory for theSRI 8610CGC is
mounted on the top of the valve
oven. ThePermeationLoopallows
gasesdissolved ina liquid (water,
oil etc. ) topermeate froman inner
silicone tube intoanouter loop for
subsequent injection into the col-
umn. ThePermeationLoop ( PL )
Is thermostatted typically to100C
TogaTubeReplacement.pub
Loosen the two hex head screws
( usea7/64” hexwrench ) clamping
theheater block against theglass
outer loop. Youdon’t need to com-
pletely remove the screws, just
loosen themenough to slide the
glass tubeout of the clamshell.
Pull theglass tube clear of the
heater block. Be careful not to
break theglass tube.
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