(866) 455-2135
blueoxaircleaners.com
Blue Ox is a Product of Air Cleaning Specialists, Inc.
Troubleshooting
Problem
Remedy
Motor starts with a whine and does not
reach full speed.
If three-phase powered, stop motor
immediately. It may be “single phasing”
and will overheat, possibly damaging
internal windings. Check fuses and/or
wires for an interruption in one of the
lines. The motor may be operating on
two phases only.
Motor makes a scraping or knocking
noise.
Check motor cooling fan and its cover. It
may have been damaged or shifted in
transit and motor fan is rubbing. Check
for loose blower wheel on motor shaft
–
tighten if necessary.
No suction or pressure, or some suction
but not as required (low or no airflow).
Check and open all dampers, if installed.
Check ducting for blockage, if installed.
Check for dirty or blocked filters (refer to
Maintenance section). Check rotation of
fan.
Excess vibration.
Check structural support members.
Tighten all bolts on legs and cross
braces. Make sure entire structure is
solid. Check for loose blower wheel
–
tighten if necessary.
Contaminants blowing through unit.
Check for torn or damaged filters.
Check filter seals. If carbon module is
used, make sure filter sock in place.
Check door seals.
Motor over-amping nameplate.
Access door open, close doors.
Incorrect filters or no filters in the unit.
Ductwork faulty.
If after performing the above TROUBLESHOOTING the unit fails to perform to
specifications, contact:
Air Cleaning Specialists, Inc.
11088 Gravois Industrial Court, St. Louis, MO 63128
CALL 866-455-2135 | EMAIL
