AdvAntAge - digitAl vAv diffusers
MAINTENANCE
31
acutherm.com
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ACUTHERM ADVANTAGE - Manual
status lights on Junction Panel
Action required
Master
green
red
No Drone
Connected
to Master
OFF
OFF
Unit is not receiving power.
Check 24 VAC supply line and connections.
ON
OFF
Thermal resettable fuse has tripped. Remove 24 VAC power supply for 15
seconds, then repower unit.
ON
Flashing
Normal operation status (after initial 2 minute calibration cycle).
drone
green
red
Test One Drone at
a time with Master
functioning properly
OFF
OFF
No connection between Master and Drone.
Check cable connections.
ON
OFF
Drone has caused resettable fuse on master to trip.
Remove 24 VAC power supply from Master for 15 seconds, then reapply power. If
condition reoccurs, contact Acutherm.
ON
Flashing
Normal operation status
(after initial 2 minute calibration cycle).
Status LED’s are provided on the Junction Panel of all Advantage Diffusers to aid in field diagnostics. Green LED – Indicates
presence of 24 VAC power supply. Red LED – Indicates presence of 2 - 10 VDC Drone Signals.
supply Air temperature
test Procedure
Advantage response
(response time varies allow at least 5 minutes)
COLD
Supply Air Temperature
2°F (1°C) cooler than
Room Temperature
Adjust setpoint for maximum cooling
ADV– with Thermostat Adjustment - setpoint dial.
Damper moves towards maximum air flow position
provided
room temperature is not below setpoint.
Adjust setpoint for minimum cooling
ADV– with Thermostat Adjustment - setpoint dial.
Damper moves towards minimum air flow
position provided
room temperature is not above setpoint.
Neutral
Supply Air Temperature within
2°F (1°C) of Room Temperature
All Units
Damper will move to neutral position.
Default: 50%.
Adjustable through LCD thermostat.
HOT
Supply Air Temperature 2°F
(1°C) warmer than Room
Temperature
Adjust setpoint for minimum heating
ADV – setpoint dial.
Damper moves towards minimum air flow position provided
room temperature is not below setpoint.
Adjust setpoint for maximum heating
ADV – setpoint dial.
Damper moves towards maximum air flow position provided
room temperature is not above setpoint.
troubleshooting guide
The following information is provided in the event that a Advantage diffuser does not appear to function properly after installation.
Since all master units are auto-changeover controllers, response will be dependent on the supply air temperature. Connected
drone units will synchronize damper position with master unit.
