Allied Air A97USMV Installation Instructions Manual page 72

Troubleshooting : Continuous Fan Sequence of Operation
Continuous Blower
Indoor Blower On
(Speed Determined by
Dip Switch settings)
for Cooling
Received?
Call for Fan
Removed?
De-Energize
1
Indoor Blower Per
Ramping Profile
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Continuous Low Speed Indoor Blower Sequence of Operation
6
Call for
Request
Maintain Indoor
YES
Blower at set speed
NO
Request
Maintain Indoor
for Heat YES
Blower at set speed
Received?
NO
Maintain Indoor
NO
Blower at set speed
YES
Indoor blower low cooling mode and high cooling mode, have specific ON - OFF and speed
1
Go to Call for Cooling
5
Go to Call for Heat -- Two-Stage Thermostat
1
OR
Go to Call for Heat -- Single-Stage Thermostat
4
ramping profiles. The specific profile is selected using the dip switches on the control.
Issue 1622 507028-03