Varian 450-GC, User Manual

Page: 30 / 205

Installation Installation
Varian, Varian, Inc. Inc. User User Manual Manual 450-GC 450-GC Page: Page: 11 11
4. 4. Slide Slide a a 1/8 1/8
″″
Swagelok nut, back ferrule Swagelok nut, back ferrule and front ferrule over the other and front ferrule over the other end end
of the copper tubing and connect it to the corresponding gas inlet on the of the copper tubing and connect it to the corresponding gas inlet on the
GC rear panel.
GC rear panel.
5. 5. Push the Push the copper tub copper tubing into ing into the bulkhe the bulkhead fitting ad fitting as far as i as far as it will go, th t will go, then pull en pull
back very slightly and tighten 3/4-turn past back very slightly and tighten 3/4-turn past finger-tight with a 7/16" wrench. finger-tight with a 7/16" wrench.
6. 6. Make sure Make sure the gas the gas supply con supply control valve, which trol valve, which controls ga controls gas pressure s pressure to the to the
GC, is completely closed. Open this valve GC, is completely closed. Open this valve slowly and monitor the pressure slowly and monitor the pressure
gauges on the dual stage regulator. The first pressure gauge should now gauges on the dual stage regulator. The first pressure gauge should now
read the pressure of the
read the pressure of the cylinder. cylinder.
7. 7. Cautiously tu Cautiously turn the reg rn the regulator valve ulator valve to supply to supply gas to th gas to the GC. Watch e GC. Watch the the
pressure gauge closely and adjust the pressure gauge closely and adjust the pressure according to pressure according to Table 2 Table 2 on on
page 10 page 10 ..
8. 8. Leak Leak checks checks all all fittings. fittings.
Installing the CP-8400/8410 AutoSampler Installing the CP-8400/8410 AutoSampler
To install your CP-8400/8410 on a 450-GC, first unpack the AutoSampler and To install your CP-8400/8410 on a 450-GC, first unpack the AutoSampler and
verify that all of
verify that all of the parts required are present. the parts required are present.
Inspect the GC and accessories and immediately report any damage to the Inspect the GC and accessories and immediately report any damage to the
carrier and your local Varian office.
carrier and your local Varian office.
For a For a detailed installation instruction detailed installation instructions please refer s please refer to the to the CP-8400 AutoSample CP-8400 AutoSamplerr
and CP-8410 AutoInjector and CP-8410 AutoInjector section in this manual section in this manual ,, on page 103 on page 103 ..
It is important that the CP-8400/8410 is switched on prior to It is important that the CP-8400/8410 is switched on prior to
powering up the GC.
powering up the GC.
A f A f las las hi hing ng gr green L een LED at t ED at the r he rear of ear of th th e Au e Auto to Sampl Sampl er i er i s i s i nd ndic ic ati ati ng ng
that there is communication between GC and the Sampler. that there is communication between GC and the Sampler.
Cylinder Cylinder
Regulator
Regulator
1/8" Copper Tubing 1/8" Copper Tubing