
50
Air Conditioner with Outdoor Temperature
Lockouts
It is recommended to set the outdoor temperature lockouts
during the initial thermostat set up. Compressor lockout
temperature will enable the compressor to be turned off and
switch heating source from refrigeration to auxiliary/secondary
heating under low outdoor ambient conditions.
Backup heat lockout temperature will enable auxiliary/sec
-
ondary heating to be turned on when outdoor temperature is
much higher than indoor temperature, compressor might stop
operating under this circumstance.
Line Set Length Range
(ft.)
Compressor Lockout Temperature
(F°)
0 to 100
15
100 to 200
20
In order to access temperature, the compressor lockout and
the backup heat lockout, press
MENU
and scroll down to
press
INSTALLER OPTIONS
. Enter the date code (password)
when prompted. Choose
VIEW / EDIT CURRENT SETUP
and
COMPRESSOR LOCKOUT / BALANCE POINT
will be under
HEAT / COOL CONTROL OPTIONS
. For more information
please refer to
COMFORTNET™ CTK04
Communicating
Thermostat
SYSTEM INSTALLATION GUIDE.
Field Selectable Boost Mode
BOOST MODE enables the system to operate at increased
compressor speed to satisfy unusual high loads. BOOST
MODE is BOOST MODE is initiated by an outdoor tempera-
ture sensor located in the outdoor unit. Please note that out-
door equipment operational sound levels may increase while
the equipment is running in BOOST MODE. Disabling BOOST
MODE will provide the quietest and most efficient operation.
NOTE:
BOOST MODE applies to AVXC200**1AB or later model
revisions. BOOST MODE performance is most effective when
paired with an electronic expansion valve enabled indoor unit.
NOTE:
BOOST MODE is ON by default and is activated when
the outdoor temperature reaches 105° F. BOOST MODE can be
disabled and enabled and the activation temperature adjusted in
the BOOST TEMP menu using the following procedure:
1. On the CTK04 HOME screen, select MENU.
2. From the MENU screen, select COMFORTNET™
USER MENU.
SUCTION PRESSURE
LIQUID PRESSURE
PSIG
PSIG
50
1
200
70
52
3
210
73
54
4
220
76
56
6
225
78
58
7
235
80
60
8
245
83
62
10
255
85
64
11
265
88
66
13
275
90
68
14
285
92
70
15
295
95
72
16
305
97
74
17
325
101
76
19
355
108
78
20
375
112
80
21
405
118
85
24
415
119
90
26
425
121
95
29
435
123
100
31
445
125
110
36
475
130
120
41
500
134
130
45
525
138
140
49
550
142
150
53
575
145
160
56
600
149
170
60
625
152
SATURATED SUCTION PRESSURE
TEMPERATURE CHART
SATURATED LIQUID PRESSURE
TEMPERATURE CHART
R-410A
°F
R-410A
°F
Содержание VXC20 Series
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