TSI Instruments DustTrak 8520 - Troubleshooting the Environmental Enclosure

Appendix B
70
Troubleshooting the Environmental Enclosure
The table below lists the symptoms, possible causes and recommended
solutions for common problems encountered with the D
USTTRAK
Environmental Enclosure.
Symptom Possible Cause Corrective Action
D
UST
T
RAK
monitor does
not turn on.
Uncharged battery.
External battery pack not
plugged to D
USTTRAK
monitor.
Bad battery pack (no
longer able to be
recharged).
Connect to charger and wait
until the yellow LED turns off.
Plug battery power plug into
the power jack in D
USTTRAK
monitor.
Replace with new battery pack.
Readings are
unusually
low.
Zero was not checked on
DUSTTRAK monitor.
Plugged external inlet.
Sampling in wind speeds
over 22 mph.
Enclosure located near an
object that obstructs the
flow.
Leak in the inlet.
Re-zero D
UST
T
RAK
monitor at
desired sampling conditions.
Remove inlet from the
Enclosure; blow out debris with
compressed air. Rinse with
clean air, if needed. DO NOT
DISASSEMBLE COVER ON
INLET ASSEMBLY.
Take off water trap bottle and
clean all exposed surfaces.
D
USTTRAK monitor will under-
sample slightly in high wind
speeds. No correction possible.
Move the Environmental
Enclosure into a more open
area.
Make sure the upper inlet
assembly and the water trap are
screwed in tightly.
Make sure tubing is secured on
the enclosure barb and the
D
USTTRAK monitor.