Agilent Technologies 947 Betriebs- Und Servicehandbuch Seite 164

Models 947, 948 and 960 Leak Detectors Operations and Service Manual
Symptom
Pumps is gurgling
Turbo pump not running
Call Varian Vacuum Technologies Customer Service for any other problems.
5-4
Table 5-2 Troubleshooting (Continued)
Check For
Pump oil is low.
KF clamps are loose.
Forepump manifold or vacuum
lines are leaking.
Pump drain plugs are loose.
No power.
Leaks.
Varian Vacuum Technologies will not accept any part
NOTE
for return without both a properly completed Return
Materials Authorization (RMA) and a Health and Safety
Data Sheet. Contact Customer Service at
1-800-8VARIAN to obtain an RMA and a Health and
Safety Data Sheet.
Corrective Action
Add oil.
Tighten the clamps.
Check for leaks.
Tighten the drain plugs.
Check the outlets, power switch, and circuit
breakers.
Tighten KF clamps.
Check the Forepump manifold or vacuum lines
for leaking.
Verify that the system pressure bar graph is
at minimum.
Verify that the thermocouple gauges TC1 and
TC2 are in place and secure.
Verify that the hand operated valve is closed.
For normal operation, it must be closed.
Check all valves, vacuum lines, connectors
and vacuum seals for proper operation. Any
leak or break in vacuum integrity can cause
abnormal operation.