Installation Guide

Running AFMS Learning Mode
Before Starting Learning Mode
For valid results, first ensure that:
l
The parameters are set correctly. (See
Setting AFMS Parameters
on page 4.)
l
The sensors are calibrated. (See
Calibrating the AFMS's Sensors
on page 6.)
l
The supply air fan is running at a normal, steady rate (without hunting or sporadic spikes).
l
If the unit has a heat recovery wheel, it is turned off.
l
If any heating or cooling sources are located upstream of the MATsensor, they are turned off.
l
If the unit has a bypass damper, it is set to 100% open.
Checking Learn Ready Status
1.
Go to AFMS, then select the Device Name of the AFMScontroller.
2.
Select the Learn tab.
3.
Take note whether Learn Ready reports READY or NOTREADY.
Interpreting Learn Ready Status
If READY is reported, you may manually start Learning Mode. (Continue to
Manually Starting Learning Mode
on page 8.)
If NOTREADY is reported:
l
Check Sensor Fault. If FAULTis reported, fix any faults found.
Note: Go to Monitor to find more detailed information on faults. (See
Monitoring with an AFMS
on
page 12.)
l
Ensure that Learn Damper Span has completed.
Note: (Under Configure,) Learn Damper Span must currently be OFF, and Damper Span Learned must
report LEARNED.
l
Mixed Air Temp Low Limit Control may be ACTIVE. If that is the case, continue to
Enabling Learning
Mode to Auto Start
on page 8.
Note: Go to Monitor to find Mixed Air Temp Low Limit Control. Go to Configure to find Enable Low Limit
and Low Temp Limit. (See
Setting AFMS Parameters
on page 4 for important guidance on Low Limit.)
KMC AFMS Commander Application Guide 7 AG230215A