York YD Mod D, Operation Manual, Page: 76 / 160

Motor starter screen
Figure 27: Motor starter screen
This screen displays information on the motor starter.
Table 64: Display only fields
Field/LED name Description
Lead compressor Displays whether compressor 1 or compressor 2 is the lead compressor.
Motor run (LED)
Separate indication showing whether the digital output from the controls is
commanding motor 1 or motor 2 to RUN.
% Full Load Amps
Displays the motor current as a percentage of the Full Load Amps (FLA) value for
motor 1 and motor 2.
Motor current limit setpoint
Displays the current limit value in use. This value could come from a 0 to 20 mA, 4
to 20 mA, 0 to 10 VDC or 2 to 10 VDC input in Analog Remote mode, PWM signal in
Digital Remote mode, SC-EQ communications interface in ISN (BAS) mode, or a locally
programmed value.
Operating hours
Individually indicates the total number of hours compressor 1 and compressor 2 have
run.
Number of starts
Individually indicates the total number of times compressor 1 and compressor 2 have
started.
Motor heater (LED)
Indicates whether the digital output from the controls is commanding the optional
motor heater on for each motor. This LED is not displayed if the option is not installed.
Table 65: Programmable
Button Access level Description
Local chiller
current limit
Operator
Sets the maximum current draw of the chiller when run in the Local Mode. This is
the total current of motor 1 and motor 2 added together. Adjustable between 30 and
100%, default = 100%.
Lead compressor
pulldown
demand limit
Operator
Sets the maximum current draw of the lead compressor during initial start for the
selected Pulldown Time. Adjustable between 30 and 100%, Default = 100%.
Lead compressor
pulldown time
Operator
Sets the amount of time that the lead compressor pulldown demand limit setpoint will
be in effect. Adjustable between 0 and 255 minutes, Default = 0 minutes.
Model YD Mod D with OptiView Control Center 76