Troubleshooting And Maintenance; Troubleshooting - Micromeritics VacPrep 061 Operator's Manual

VacPrep 061

3. TROUBLESHOOTING AND MAINTENANCE

The VacPrep 061 requires very little maintenance to remain in top operating condition. The
gas flow tubes should be wiped clean after each use and inspected weekly to ensure that they
do not become clogged. This chapter contains instructions for inspecting and replacing gas
flow tubes and vacuum fittings, as well as a troubleshooting chart and other maintenance
procedures.

Troubleshooting

Operating problems encountered with the degasser are usually easily corrected. Typical prob-
lems and the steps required to correct them are described in the following table.
What Happened
Either no heat or
insufficient heat is being
supplied to the heating
stations.
Too much heat is being
supplied to the heating
stations.
A newly installed fuse is
blown.
Feb 2013
Table 3-1. Common Operational Problems
Why
Blown fuse.
A mistake was made in
entering the temperature set
point.
The thermocouple or other
internal component is damaged
or disconnected.
A mistake was made in
entering the temperature set
point.
The thermocouple or other
internal component is damaged
or disconnected.
Line voltage is too high.
A fuse with the wrong rating
was installed.
Troubleshooting
What To Do
Replace fuse. Refer to
Selecting the Input Power,
page 1-5.
Enter the correct temperature
set point on the temperature
controller.
Call the appropriate service
personnel.
Enter the correct temperature
set point on the temperature
controller.
Call the appropriate service
personnel.
Check the line voltage, refer to
Selecting the Input Power,
page 1-5.
Install the appropriate fuses for
the input power source: 100-
120 VAC - 2.5 A slow-blow;
220-240 VAC - 1.25 A slow-
blow.
3-1