Table of Contents
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Foreline pump oil
adding and checking, 102
as a source of contamination, 90
draining, 104
refilling the pump with, 106
Foreline pump power cord receptacle, 246
Foreline trap. See Oil trap
Foreline vacuum gauge. See Foreline gauge
Fuses
on the back panel, 246
part numbers, 257
replacing the primary fuses, 181
G
Gauge controller, 208
abnormal or blank display, 44, 80
connecting to the triode gauge tube, 60
indicated vs. actual pressure, 44, 208
monitoring pressure with, 33, 44
overpressure shutdown, 45
power indicator does not light, 81
pressure range, 44
Gauge tube. See Triode gauge tube
GC
components responsible for air leaks, 89
does not turn on, 68
sources of contamination in, 90
GC columns. See Columns
GC interface. See GC/MSD interface
GC keypad, setting GC/MSD interface temperature
from, 49
GC/MSD interface, 211 – 214
failure to heat up, 83
heated zone controlling, 212
heater, 34, 212
maintaining, 172
part numbers, 274
reinstalling a heater and sensor, 175
removing the heater and sensor, 173
See also GC/MSD interface temperature
sensor (thermocouple), 212
GC/MSD interface temperature, 34
range, 212
setting from the ChemStation, 42
setting from the GC, 49
Grounded wrist strap, 100
H
Heaters
GC/MSD interface, reinstalling, 175
GC/MSD interface, removing, 173
heated zone used to power the GC/MSD inter-
face heater, 34
ion source, reinstalling, 164
ion source, removing, 162
mass filter, reinstalling, 168
mass filter, removing, 166
setting temperature monitors, 38
setting temperatures, 40
viewing temperature and vacuum status, 36
HED, 227
difficulty with the HED power supply, 85
See also Detector
HED feedthrough
seal, 193
HED power supply, 243
High energy dynode. See HED
Index
285
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