iCommand-Touch Manual
CAP-837 
2.8    Messages 
2.8.1 
Overview
Fig. 59: "State" screen 
2.8.2 
Warning
Warning message 
Remarks
W021: 
Final temperature high 
The maximum permissible compressor final temper
ture (warning limit) has been exceeded (refer to the 
"Factory settings" menu).
W022: Line pressure 
high 
The pressure has exceeded the limi
ble pressure 
W023: 
Temperature too low 
The minimum temperature required to start has been 
undercut (refer to the "Factory settings" menu).
W024: 
Low. press. threshold 
Minimum pressure has been undercut. Only relevant 
for LLC slave operation (see "Contro
W025: 
Check oil level/heat. 
Heating limitation warning: The "Fault overpressure" 
input was triggered during active heating (Delay 0.5 
s). 
W026: Adjustment wrong 
At least one analogue input calibration value is inco
rect.
iCommand 
51 
Overview
A flashing warning triangle (Warning/Maintenance) or 
(Fault) (Fig. 59
/1) will appear in the left top of the basic display, if a 
new message is present. In addition a message pop
the bottom of the display the message in plain text (Fig.
message window can be closed with the quit button (Fig.
The fault icon in the title psi 
flashes but only continues to flash until 
the cause of the error has been corrected. By pressing on the warning 
or fault icon in the title psi
, the plain text message can be opened 
again. 
Warning
A flashing warning triangle or a tool symbol will appear in the left top 
of the basic display, if a warning is present. In addition a message 
pop-
up appears at the bottom of the display the message in plain text. 
The message window can be closed with the q
uit button. The warning 
triangle stays in the title psi 
until the cause of the message has been 
remedied. The message is displayed again after a tap on the warning 
triangle. The compressor continuous to run. 
Remarks
The maximum permissible compressor final temper
a-
ture (warning limit) has been exceeded (refer to the 
"Factory settings" menu).
The pressure has exceeded the limi
t (max. permissi-
ble pressure 
– 7 psi). 
The minimum temperature required to start has been 
undercut (refer to the "Factory settings" menu).
Minimum pressure has been undercut. Only relevant 
for LLC slave operation (see "Contro
l" menu). 
Heating limitation warning: The "Fault overpressure" 
input was triggered during active heating (Delay 0.5 
At least one analogue input calibration value is inco
r-
 iCommand – Touch 
iCommand 
- Touch 
A flashing warning triangle (Warning/Maintenance) or 
a tool symbol 
/1) will appear in the left top of the basic display, if a 
new message is present. In addition a message pop
-up appears at 
the bottom of the display the message in plain text (Fig.
 59/2). The 
message window can be closed with the quit button (Fig.
 59/3). 
flashes but only continues to flash until 
the cause of the error has been corrected. By pressing on the warning 
, the plain text message can be opened 
A flashing warning triangle or a tool symbol will appear in the left top 
of the basic display, if a warning is present. In addition a message 
up appears at the bottom of the display the message in plain text. 
uit button. The warning 
until the cause of the message has been 
remedied. The message is displayed again after a tap on the warning 
Compressor type 
All 
All 
All 
All 
All 
All 










