To Enter Pull Down Demand Setpoint; To Enter Clock Setpoint - York Millennium YK M3 M3 G4 THRU YK S6 S4 J2, YK LB LB G4 THRU YK SE SC J4 Operating & Maintenance Manual

Centrifugal liquid chillers with microcomputer control center
Table of Contents

Advertisement

To Enter PULL DOWN DEMAND Setpoint:

(Refer to Fig. 8.)
1. Press and release PULL DOWN DEMAND setpoint
key. The following program prompt message is dis-
played:
SETPOINT = XXX MIN @ XXX % FLA, XXX MIN LEFT
2. Use Entry keys to enter desired values. For expla-
nation, see PULL DOWN DEMAND, page 12. Note
that "XX min left" is not an operator entered value.
3. Press and release ENTER key.
PROGRAM MODE, SELECT SETPOINT
message is displayed.
To Enter CLOCK Setpoint: (Refer to Fig. 9.)
1. Assure Micro Board Program jumper J57 is in
"CLKON" position.
2. Press and release CLOCK setpoint key. The follow-
ing program prompt message is displayed:
TODAY IS MON 10:30 PM 1/1/92
3. Press ADVANCE DAY / SCROLL key until the pro-
gram per day of week appears on the display.
4. Use Entry keys to enter proper time of day.
5. Press AM/PM key to change the AM to PM or vice
versa.
6. Use Entry keys to enter proper calendar date,
(MONTH/DAY/YR). If month and day are single digit
entries, precede the entry with "0". For example,
02/04/88.
7. Press and release ENTER key.
PROGRAM MODE, SELECT SETPOINT
message is displayed.
16
FIG. 8 – KEYPAD – PROGRAMMING "PULL DOWN
DEMAND" SETPOINT
FIG. 9 – KEYPAD – PROGRAMMING "CLOCK"
SETPOINT
LD00957
LD00958
YORK INTERNATIONAL

Hide quick links:

Advertisement

Table of Contents
loading

This manual is also suitable for:

Millennium yk s6 s4 j2Millennium yk se sc j4Codepak yk lb lb g4

Table of Contents