Figure 59 Diagnostics / Service Mode Parameters Screen - Emerson Liebert Challenger 3000 User Manual

Figure 59 Diagnostics / service mode parameters screen - Page 2
DIAGNOSTICS / SERVICE MODE (page 2 of 7)
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Manual Mode—Use this setting to place the Liebert iCOM control in manual mode. This is the ini-
tial setting necessary to activate any of the following items.
Motor(s)—Setting this option to ON will start the main fan of the unit. Note that the main fan must
be On in order to activate any of the following overrides.
Compressor 1—Use this setting to turn on compressor 1 and select the mode of compressor opera-
tion. The operation selections are RUN, EVACUATE and CHARGE.
Compressor 1 Capacity—Use this setting to enable Compressor 1 Cycle Ramp.
Compressor 1 Cycle Ramp—This setting allows the user to select the capacity the compressor
should run at. Range on this is 0 – 100%.
Compressor 1 LLSV—This option will control the liquid line solenoid valve for compressor 1.
Compressor 2—Use this setting to turn on compressor 2 and select the mode of compressor opera-
tion. The operation selections are RUN, EVACUATE and CHARGE
Compressor 2 Capacity—Use this setting to enable Compressor 2 Cycle Ramp.
Compressor 2 Cycle Ramp—This setting allow the user to select the capacity the compressor
should run at. Range on this is 0 – 100%.
Compressor 2 LLSV—This option will control the liquid line solenoid valve for compressor 2.
PASSWORD (Actual Level 0)
Manual Mode
Motors
Compressor 1
Compressor 1 Capacity
Compressor 1 Cycle Ramp
Compressor 1 LLSV
Compressor 2
Compressor 2 Capacity
Compressor 2 Cycle Ramp
Compressor 2 LLSV
for next/previous unit
then to change parameter
UNIT 01
Run
to select parameter
to confirm
74
Service Menu Parameters
????
No
On
Off
Off
0%
Off
%