York YCAZ33BA3, Manual, Page: 78 / 88

YORK INTERNATIONAL
78
YORK INTERNATIONAL CORPORATION
RECIPROCATING WATER CHILLERS
SYSTEM STATUS
8:45AM 4/17/91
SYS 1 COMPRESSOR RUNNING
SYS 2 ANTI-COIN TIMER 13 SEC
RETURN WATER TEMP 65.0 DEGF
LEAVING WATER TEMP 54.0 DEGF
LOW WATER CUTOUT 36.0 DEGF
SETPOINT TEMP 45.0 DEGF
OUTSIDE AIR TEMP 75.0 DEGF
LOW AMBIENT CUTOUT 10.0 DEGF
LOW PRESSURE CUTOUT 44 PSIG
LEAD SYSTEM SYS 1
CONTROL TYPE LCHWT
COOLING RANGE 45.0 TO 47.0 DEGF
SYSTEM 1 DATA
COMPRESSOR STATUS ON
MOTOR AMPS 50 %FLA
SUCTION PRESSURE 61 PSIG
DISCHARGE PRESSURE 143 PSIG
OIL PRESSURE 75 PSID
LIQUID LINE SOLENOID OFF
RUN PERMISSIVE ON
STAGES OF LOADING 1
FORWARD FANS OFF
REVERSE FANS OFF
HOT GAS BYPASS VALVE OFF
SYSTEM 2 DATA
COMPRESSOR STATUS ON
MOTOR AMPS 0 %FLA
SUCTION PRESSURE 61 PSIG
DISCHARGE PRESSURE 80 PSIG
OIL PRESSURE 1 PSID
LIQUID LINE SOLENOID OFF
RUN PERMISSIVE ON
STAGES OF LOADING 1
FORWARD FANS 1
REVERSE FANS OFF
HOT GAS BYPASS VALVE OFF
S M T W T F S * = HOLIDAY
SUN START=06:00AM STOP=11:00PM
MON START=06:00AM STOP=11:00PM
TUE START=06:00AM STOP=11:00PM
WED START=06:00AM STOP=11:00PM
THU START=06:00AM STOP=11:00PM
FRI START=06:00AM STOP=11:00PM
SAT START=06:00AM STOP=11:00PM
HOL START=00:00AM STOP=00:00AM
FIG. 31 – PRINT-OUT
The WEIGH-TRONIX IMP-24 Model 2600 printer can
be purchased from:
Weigh-Tronix
2320 Airport Blvd.
Santa Rosa, CA 95402
Phone: 1-800-358-9110 or 1-707-527-5555
(International Orders Only)
NOTE: The printout is made to be universal to all types
of chillers, both air and water cooled with or
without options. Items may be indicated on the
printout which may not be present on the chiller.
Installation Limitations
The following limitations must be adhered to. Failure to
do so may result in improper printer and/or chiller op-
eration.
1. The printer option is adaptable to all versions and
revisions of Microprocessor Boards and EPROM’s.
No modifications are necessary to the panel.
2. Maximum cable length between the printer and the
Microprocessor Board is 25 feet. Twisted pair
shielded cable is required.
3. The printer must be supplied a 115 VAC source.
4. The printer may be left connected to the micro panel.
Parts
The following parts are required:
1. Weigh-Tronix IMP-24, Model 2600 printer.
2. 2.25" wide desk top calculator paper.
3. 25 ft. Twisted Pair Shielded Cable (minimum 3 con-
ductor), #18 AWG Stranded, 300V min. insulation.
4. (1 ea.) 25-pin Cannon connector and shell. Connec-
tor: Cannon P/N DB-25P or equivalent. Shell: Can-
non P/N DB-C2-J9.
Assembly and Wiring
All components should be assembled and wired as fol-
lows in Fig. 42. Strip the outside insulation back sev-
eral inches and individual wires about 3/8" to connect
the cable at the Micro Logic Board . Connect the shield
of the cable as shown on the Micro Logic Board . Do
not connect at the printer end of the cable.
Printer Configuration
2 Switches on the printer must be properly configured.
Remove the paper roll to access these switches. Place
the switches in the following position:
SW. 1 OFF
SW. 2 ON
Obtaining a Print Out
A printout of current operating data may be obtained
by pressing the OPER DATA key. A snap-shot will be
taken by the micro of current operating conditions.