Lennox A98USMV Installation Instructions Manual page 72

Troubleshooting: Continuous Fan Sequence of Operation
CONTINUOUS LOW SPEED INDOOR BLOWER SEQUENCE OF OPERATION
(Speed Determined by
Page 72 of 74
6
Call for
Continuous Blower
Indoor Blower On
Dip Switch settings)
Request
Maintain Indoor
for Cooling YES
Blower at set speed
Received?
NO
Request
Maintain Indoor
for Heat YES
Blower at set speed
Received?
NO
Call for Fan
Maintain Indoor
NO
Blower at set speed
Removed?
YES
De-Energize
1
Indoor Blower Per
Ramping Profile
Indoor blower low cooling mode and high cooling mode, have specific ON - OFF and speed
1
ramping profiles. The specific profile is selected using the dip switches on the control.
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
Issue 2346 508364-01