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Pulsating Vent Door
AFAM+ Door Closes Automatically
On units equipped with the AFAM option, a harness from J_B12 to the on/off switch, and a container
prefix of HLXU. If the AFAM door is open it will close automatically if the on/off switch is turned off.
Unit and controller will shut off and the AFAM door will be power close.
Pulsating AFAM+ Door
In the past the AFAM door would open and stay at a fixed position. Now the AFAM door will open to the
fully open position, and stay open for a calculated period of time.
AFAM+ set to “AFAM” and the AFAM Rate set to 75 CMH
In the pass if you wanted 75 CMH, the door would open to the 75 CMH position and stay.
Now the door will remain closed and then opens fully for 5 min every 15 min to achieve the
same 75 CMH
When door is closed the display will read “PULSATING AFAM XXX SEC TO DOOR OPEN”
When door is open the display will read “PULSATING AFAM DOOR OPEN”
When the AFAM door opens it remains open for min of 30 sec.
AFAM+ Enabled
In the past once the CO2 level reached the maximum setpoint, the door would start to ramp
open. Once the CO2 level decrease the door would start to ramp closed.
Now once the CO2 level reaches the maximum setpoint, the door opens fully for calculated
period of time. The door will when close for calculated period time. If the CO2 level remains
above the maximum setpoint, the calculated period of time the door is open will be increase
and the period of time close will decrease.
When door is closed the display will read
“PULSATING AFAM XXX SEC TO DOOR OPEN”
When door is open the display will read “PULSATING AFAM DOOR OPEN”
When the AFAM door opens it remains open for min of 30 sec.
PULSATING AFAM
XXX SEC TO DOOR OPEN
PULSATING AFAM
DOOR OPEN
Summary of Contents for 098203
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Page 3: ...MAGNUM TK 60275 4 MM Rev 3 08 15 Copyright 2012 Ingersoll Rand EMEIA Printed in Ireland...
Page 193: ...Refrigeration Maintenance 191 Figure 163 Filter Drier...
Page 200: ...Refrigeration Maintenance 198 Figure 169 Receiver Tank Figure 170 Water Cooled Condenser Tank...
Page 257: ...255 Schematic Diagram RELEASED 19 Sep 2013...
Page 258: ...256 Wiring Diagram Page 1 of 2 RELEASED 19 Sep 2013...
Page 259: ...257 Wiring Diagram Page 2 of 2 RELEASED 19 Sep 2013...
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