Troubleshooting And Maintenance; Troubleshooting - Micromeritics AccuPyc II 1340 Operator's Manual

AccuPyc II 1340

5. TROUBLESHOOTING AND MAINTENANCE

This chapter describes common operational problems, their solutions, and maintenance
procedures. If further assistance is needed after following the procedures in this chapter,
contact a Micromeritics Service Representative.

Troubleshooting

Operating problems encountered with the pycnometer are usually easily corrected. Typical
problems and the steps required to correct them are described in the following table.
What Happened
Nothing happens when
the power switch is
turned on (i.e., power
indicator does not
illuminate or there is
nothing on the display).
Specified pressure not
reached or maintained.
Aug 2013
Table 5-1. Common Operational Problems
Why
Power cord is not fully
inserted at one end or the
other.
No power at the outlet.
Plug prongs are bent so
that contact is not made
at the outlet.
Power cord damaged.
Loose internal
connection, broken wire,
or failure of external
power supply.
The chamber cap is not
properly closed.
The chamber cap con-
tains dust or debris, or
the O-ring is not prop-
erly greased.
The chamber cap O-ring
is not properly seated.
The chamber cap O-ring
is cut or scratched.
What To Do
Insert the power plug firmly into the
outlet socket; insert unit connector
firmly into power connector opening.
Plug in a lamp or small appliance to test
the outlet. If there is no power, contact
electrician.
Wiggle power plug at the outlet while
watching the display. If the display
comes on, have an electrician adjust the
prongs or replace the outlet or plug.
Have an electrician check the cord using
a test meter. Replace if defective.
Contact a Micromeritics Service
Representative for repair or replacement
information.
Close the chamber cap by turning fully
clockwise.
Using a lint-free tissue, clean the
chamber cap and the rim of the cell
chamber. Lightly grease the chamber
cap O-ring (refer to Greasing the
Chamber Cap O-Ring, page
Check the chamber cap. Ensure that the
O-ring is properly seated and that it
contains no scratches or cuts.
Replace the O-ring in the chamber cap
(refer to Greasing the Chamber Cap
O-Ring, page 5-4).
Troubleshooting
5-4 ).
5-1