Johnson Controls YORK Tempo YLAA Series, Installation Operation & Maintenance

Page: 149 / 192

FORM 150.72-NM1 (1020)
149
JOHNSON CONTROLS
7
This allows both systems to run
or
This turns system 2 off
This turns system 1 off
or
This turns systems 1 and 2 off
Turning a system off with its system
switch allows a pumpdown to be per -
formed prior to shutdown.
Option 3 – Chilled Liquid Cooling Type
The chilled liquid is water. The Cooling Setpoint can be
programmed from 40 °F to 70 °F (4.4 °C to 21.1 °C)
or
The chilled liquid is glycol. The Cooling Setpoint can
be programmed from 10 °F to 70 °F (-12.2 °C to 21.1
°C).
S Y S 1 S W I T C H O N
S Y S 2 S W I T C H O F F
S Y S 1 S W I T C H O F F
S Y S 2 S W I T C H O N
S Y S 1 S W I T C H O F F
S Y S 2 S W I T C H O F F
C H I L L E D L I Q U I D
W A T E R
C H I L L E D L I Q U I D
G L Y C O L
UNIT KEYS
Options Key
There are many user programmable options under the
OPTIONS key. The OPTIONS key is used to scroll
through the list of options by repeatedly pressing the
OPTIONS key. After the selected option has been
displayed, the ↑ (UP) and ↓ (DOWN) arrow keys are then
used to change that particular option. After the option
is changed, the ENTER/ADV key must be pressed to
enter the data into memory.
Many of the OPTIONS displayed
are only programmable under the
SERVICE MODE and not under the
OPTIONS key. Options only program -
mable under the SERVICE MODE
are noted in the details describing the
option.
Table 13 shows the programmable options. Following
are the displays in the order they appear:
Option 1 – Language
English, Spanish, French, German, and Italian can be
programmed.
Option 2 – System Switches
(two system units only,
single system display is similar)
D I S P L A Y L A N G U A G E
E N G L I S H
S Y S 1 S W I T C H O N
S Y S 2 S W I T C H O N
00070VIP
OPTIONS
CLOCK