Tek-Air VorTek VT-7000 series - Page 18

18VORTEK Doc.# VT5 OM 050499, Rel. 2.1
Chapter 4 Calibration and Maintenance
High or Constant
Output, Output
w/No _ Flow Present
in duct (verified)
DIPs
Set to Operate?
Unplug Cables,
4mA?
Set as Follows:
1-ON or OFF
2-ON
3-ON
4-OFF
Plug-in Cables
Place Unit in
Operation
Contact
Tek-Air Systems
for Assistance
Yes
Yes
Yes
No
No
Probes
mounted in duct
Backwards?
No
Yes
Reinstall in
Proper Direction
Check Zero
(Section 3.4)
4mA?
No
Large Difference between
actual Measured CFM &
Vortek indicated CFM
Yes
Yes
No
No
Probes in
Proper Location?
Set as Follows:
1-Either ON or OFF
2-ON
3-ON
4-OFF
DIPs
Set to Operate?
Relocate probes; refer to
Appendix 1, Page A-1
Unit may be out of calibration.
See section 4.1, Field Calibration