Plastec Variable Air C - Manual (Page 14)

MAINTENANCE
Front plate and stickers of airflow monitor may be cleaned with mild soap and water on a damp
cloth to remove finger marks, oils and residue. Do not use abrasives. Do not allow liquids to enter
the plastic casing. Dry the monitor thoroughly after cleaning.
TROUBLESHOOTING
PROBLEM CHECK
WARRANTY
PLASTEC ® Ventilation, Inc. warrants its equipment, products and parts, to be free from defects in
workmanship and material under normal use and service for one year after delivery to the first
user. Product must be returned to point of purchase, with dated bill of sale, within one year of
purchase. If factory return is required, please contact distributor first.
No indicators Power supply may not be plugged into AC supply.
Improper alarm setpoint Airflow sensor is factory precalibrated at 0.5 m/s or 100 FPM.
Alarm setpoint may not be accurate if sensor is not properly
located. Sensor needs to be recalibrated if setpoint is different than
0.5 m/s or 100 FPM. Follow Sensor Recalibration Procedure on
page 6.
Alarm is too sensitive, Change alarm delay setting to 15s or 30s if already set to 0. See
buzzer rings often for contact & features section.
short periods of time
Maintenance, Troubleshooting & Warranty
5
14
2216 60th Drive East • Bradenton, Florida 34203
(941) 751-7596 • Fax (941) 751-7598 • www.plastecvent.net
Laboratory Airflow Monitors & Controls
TYPE C STANDARD & NIGHT SETBACK
LED & DIGITAL - VAV SYSTEM