JOHNSON CONTROLS
124
FORM 150.73-NM1
ISSUE DATE: 09/04/2020
SECTION 7 – UNIT CONTROLS
UNIT KEYS
00070VIP
OPTIONS
CLOCK
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 dis-
played, 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.
shows the programmable options. Following are the
displays in the order they appear:
Option 1 – Language
D I S P L A Y L A N G U A G E
E N
G L I S H
English, Spanish, French, German, and Italian can be
programmed.
Option 2 – System Switches
(two system units only)
(Single System Display is similar)
S Y S 1 S W I T C H O N
S Y S 2 S W I T C H O N
This allows both systems to run
or
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
This turns system 2 off
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
This turns system 1 off
or
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
This turns systems 1 and 2 off
Turning a system off with its system switch
allows a pumpdown to be performed prior
to shutdown.
Option 3 – Ambient Control Type
A M B I E N T C O N T R O L
S T A N D A R D
The low ambient cutout is adjustable from 25°F to 60°F
(-3.9°C to 15.6°C).
or
A M B I E N T C O N T R O L
L O
W A
M
B I E N T
The low ambient cutout is programmable down to 0°F
(-17.8°C). A low ambient kit MUST be installed for
this option to be chosen. If the kit is NOT installed,
and low ambient is selected, low pressure faults and
compressor damage may occur.
Summary of Contents for YLUA0078
Page 10: ...JOHNSON CONTROLS 10 FORM 150 73 NM1 ISSUE DATE 09 04 2020 THIS PAGE INTENTIONALLY LEFT BLANK...
Page 14: ...JOHNSON CONTROLS 14 FORM 150 73 NM1 ISSUE DATE 09 04 2020 THIS PAGE INTENTIONALLY LEFT BLANK...
Page 42: ...JOHNSON CONTROLS 42 FORM 150 73 NM1 ISSUE DATE 09 04 2020 THIS PAGE INTENTIONALLY LEFT BLANK...
Page 100: ...JOHNSON CONTROLS 100 FORM 150 73 NM1 ISSUE DATE 09 04 2020 THIS PAGE INTENTIONALLY LEFT BLANK...
Page 130: ...JOHNSON CONTROLS 130 FORM 150 73 NM1 ISSUE DATE 09 04 2020 THIS PAGE INTENTIONALLY LEFT BLANK...
Page 152: ...JOHNSON CONTROLS 152 FORM 150 73 NM1 ISSUE DATE 09 04 2020 THIS PAGE INTENTIONALLY LEFT BLANK...