8
OPERATING INSTRUCTIONS - FUMES & VAPORS
The alarms that are built into the system are maintenance related. They are designed to tell the
operator about conditions that may affect the operation of the enclosure and decrease its
performance.
• ALARM CHG FILT -
The change fi lter alarm is a chronological timed alarm that
turns on about two weeks before the bonded carbon fi lter should be changed. It serves
as a reminder to change the fi lter before it becomes blocked.
• ALARM GAS DET -
The gas detector alarm comes on when breakthrough
is detected.
• ALARM LOW AIRFLOW -
The low airfl ow alarm comes on when the face
velocity drops below the pre-set limit.
ALARM MESSAGES
The following operating instructions are specifi c for containment of fumes and vapors.
NOTE:
Ensure that the INSTALLATION AND ASSEMBLY INSTRUCTION steps
have been completed.
A. To operate the enclosure:
1. Before use, ensure that you are not using an incompatible substance within the
enclosure. With a bonded carbon fi lter, use only
use only liquids
liquids in the enclosure. For other
substances, please call our offi ce to verify compatibility before use (in this case, your
fi lter may have another model number). Direct Dial 919-255-3220 or 800-849-0472.
Monday-Friday 8:00-5:00 PM EST.
2. Connect the supplied power cord to the unit and to the power outlet. Flip the switch on
the back of the unit above the power inlet module. This will activate the main power.
The screen on the controller should light up and display the time and the date. Allow the
enclosure to run for 5 minutes before beginning your application.
3. Perform any part of your process that involves liquids inside your enclosure.
B. When working within the enclosure, keep the front sash down and perform your
procedure in the center to rear of the enclosure.
C. If the low airfl ow alarm sounds and/or lights up, the prefi lter or bonded carbon fi lter
may need to be changed.
D. When this happens refer to the “MAINTENANCE” section of this manual.
E. If the GAS DET alarm sounds, stop your process and call technical support immediately
at (800)849-0472.
REMEMBER:
Following the instructions assures better protection of the operator
and the environment, and extends the life of the enclosure and fi lter. Correct use
of the enclosure is the responsibility of the operator!
