YORK INTERNATIONAL
36
System 1 and 2 Pressures
Oil pressure, suction pressure, and discharge* pres-
sure on System 1 will be displayed when this pushbutton
is pressed.
When the key is pressed again, the display will be up-
dated for System 2.
The minimum limits are:
Oil Pressure: 0 PSID
Suction Pressure: 0 PSIG
Discharge Pressure: 0 PSIG
The maximum limits are:
Oil Pressure: 200 PSID
Suction Pressure: 200 PSIG
Discharge Pressure: 400 PSIG
System 3 & 4 Pressures
Oil pressure, suction pressure, and discharge* pres-
sure on System 3 will be displayed when this pushbutton
is pressed.
When the key is pressed again, the display will be up-
dated for System 4.
The minimum limits are:
Oil Pressure: 0 PSID
Suction Pressure: 0 PSIG
Discharge Pressure: 0 PSIG
The maximum limits are:
Oil Pressure: 200 PSID
Suction Pressure: 200 PSIG
Discharge Pressure: 400 PSIG
% Motor Current
Motor currents for both System 1 and 2 are displayed
when this pushbutton is pushed.
The minimum limits on the display is 0% FLA. The
maximum limit on the display is 115% FLA.
When the key is pressed again, the display will be up-
dated for Systems 3 and 4.
Operating Hours
Start Counter
Accumulated running hours on each compressor is dis-
played. The counters for an individual system count to
a total of 99,999 hours before rollover. Accumulated
starts on each compressor are also displayed. A total
of 99,999 starts can be logged on a system before the
counter will rollover.
The numbers 1 and 2 on the display message indi-
cate compressor #1 and compressor #2.
Pressing the key again will update the display for Sys-
tems 3 and 4.
The numbers 3 and 4 on the display message indi-
cate compressor #3 and compressor #4.
These counters are zeroed at the factory or will indicate
only run time and number of starts logged during fac-
tory testing at the time of shipment.
Options
The OPTIONS key provides a display of options which
have been selected by the user. These options are se-
lected by the S1 Dip Switch on each Microprocessor
Board (Fig. 17). Proper programming of the switch is
* Discharge Pressure Readout is an option. Without this option, the display will read a fixed value.
SYS #1 OI L= 72 PSI D
SP= 60 , DP= 229 PS I G
SYSTEM 1 & 2
PRESSURES
SYS #2 OI L= 63 PSI D
SP= 61 , DP= 133 PS I G
SYS #3 OI L= 63 PSI D
SP= 61 , DP= 133 PS I G
SYSTEM 3 & 4
PRESSURES
% MOTOR
CURRENT
OPER. HOURS
START COUNT.
HRS 3= 143, 4= 382
STR 3= 18, 4= 37
HRS 1= 143 , 2= 382
STR 1= 18 , 2= 37
OPTIONS
IMTR1 = 57 %FLA
IMTR2 = 65 %FLA
SYS #4 OI L= 63 PSI D
SP= 61 , DP= 133 PS I G
IMTR3 = 57 %FLA
IMTR4 = 65 %FLA
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