Quiet Cover MS User Manual
26
Troubleshooting
describes solutions to problems that may occur with Quiet Cover MS. If your problem is
not listed or the solution listed does not work, consult your pump documentation or contact your
Agilent service representative.
www.agilent.com/chem
to
download a copy of the Service Manual and look for any other current information.
Table 4
Problems and solutions
Problem
Solution
Pump does not fit in Quiet Cover MS.
Check for proper orientation of the pump and configuration of mounting spacers. See
Rough Pump Inside the Quiet Cover MS
on page 15. Call your Agilent service representative if the
orientation and configuration are correct.
Confirm the correct Quiet Cover configuration depending on whether you are installing an MS40+ or
MS40S.
Quiet Cover MS does not turn on.
Check that the power supply is plugged securely into both Quiet Cover MS and the wall outlet. If it is,
call your Agilent service representative. Do not continue to use your rough pump in the Quiet Cover
MS.
Temperature alarm does not turn off.
Remove the Quiet Cover MS main cover. Ensure that adequate cool air is available to the Quiet Cover
MS. Call your Agilent service representative if the lab temperature is within specifications.
Quiet Cover MS poorly muffles the sound of the
pump.
Ensure that the main cover is properly fitted onto the Quiet Cover MS.
Confirm that the front access door is fully closed.
The rough pump oil does not drain completely.
Be sure the kickstand is down, with the bar sitting flat on the floor.
If so, refer to the rough pump documentation for more information.
Green LED does not light.
Check that power is supplied to Quiet Cover MS and the power switch is on.
If it is, call your Agilent service representative.
Fan does not turn.
The Quiet Cover MS fan will be off while the status light is Green. During normal operation, the
Quiet Cover MS is designed to use the pump's fans to cool the pump. When additional cooling is
required, the Quiet Cover MS fan will turn on and the status light will turn orange. If the fan is NOT on
when the status light is orange or red, call your Agilent service representative. Do not continue to use
your rough pump in the Quiet Cover MS.
The temperature alarm does not sound even
though the room temperature is above 35 °C
(95 °F) and the red over-temperature LED is lit.
Check that power is supplied to Quiet Cover MS and the power switch is on. If it is, call your Agilent
service representative. Do not continue to use your rough pump in the Quiet Cover MS, the alarm
may have failed.
The red over-temperature LED is not lit even
though the room temperature is above 35 °C
(95 °F) and the alarm is sounding.
Check that power is supplied to Quiet Cover MS and the power switch is on. If it is, call your Agilent
service representative. Do not continue to use your rough pump in the Quiet Cover MS, the LED may
have failed.
The temperature alarm is not sounding and the
red over-temperature LED is not lit even though
the room temperature is above 35 °C (95 °F).
Check that power is supplied to Quiet Cover MS and the power switch is on. If it is, call your Agilent
service representative. Do not continue to use your rough pump in the Quiet Cover MS, the
thermostat may have failed.
