Sullair 02250160-842 Instruction Manual page 21

Text descriptions of operating states appear periodically on the lower line of the display
screen while in Normal View. See Figure 4.5. The leading line will read "The Compressor
is" below which the operating state description will be displayed.
Figure 4.5 Controller Display Normal View: Operating State
118
The compressor is
Standing by
The list below provides an explanation of each Operating State message that may
appear in the Normal View display. Some operating states occur instantaneously and
may not be seen by the operator.
Initializing - Displayed as the compressor is powered up.
Stopping - May be briefly displayed as the compressor is being stopped via the
Controller Panel.
Manually Stopped - Displayed when the compressor operation is stopped.
Remote Stopping - May be briefly displayed as the compressor is being stopped
remotely.
Remote Stopped - Displayed when the compressor operation is stopped but is armed
to restart. The machine will start when the remote start contact is close.
NOTE: The machine may start at any time when conditions are met.
Standing by - Displayed when the compressor is stopped and waiting for proper
conditions before restarting.
Faulting - Displayed as a fault condition is occurring.
Faulted - Displayed after a fault condition has occurred.
Waiting for Blowdown - Displayed when the compressor is waiting for the sump to
reach a set minimum pressure prior to starting. After the pressure has reduced to the
set level, the compressor will start automatically.
Starting 1 - Displayed as compressor initiates stage 1 startup processes.
Starting 2 - Displayed as compressor initiates stage 2 startup processes.
Starting 3 - Displayed as compressor initiates stage 3 startup processes.
Loading - Displayed as the compressor begins delivering air.
Loaded and Modulating - Displayed when the compressor is delivering air.
Fully Loaded - Displayed when the compressor is delivering air at full rated capacity.
Unloading - Displayed as the compressor is being unloaded automatically.
Remote Unloading - Displayed as the compressor is being unloaded remotely.
Running Unloaded - Displayed when the system is running with the compressor
unloaded.
Remote Unloaded - Displayed when the compressor has been unloaded remotely.
WS CONTROLLER DESCRIPTION
70 ° F
psi
Section 4
Operating State
17