Set Clock; Heat Pump Configuration; Configure Advanced Setup - Carrier AQUAZONE 50QE900 Installation And Operating Instructions Manual

B
O
W2 Y2 R W1 Y1 G C
Thermostat
Fig. 3 — Water Source Heat Pumps Equipped
with One Complete C Control Board for
Single-Stage Operation
B
O
Y2 R Y1
W2 W1 G C
Thermostat
24 vac common
Compressor
24 vac return
Compressor 2
Fig. 4 — Water Source Heat Pumps Equipped
with Two Complete C Control Boards
for Two-Stage Operation
B
O
W2 Y2 R W1 Y1 C
G
Thermostat
Fig. 5 — Water Source Heat Pumps Equipped
with Deluxe D Control Board(s)
for Single or Two-Stage Operation
Table 1 — Thermostat Wiring Terminations
EXISTING
WIRE FUNCTION
DESIGNATION
G or F
Y1, Y, or C Cooling
W1, W, or H Heating
Rh, R, M, Vr, or A Power (24 v)
C Common
O/B Reversing Valve
Y2 Second Stage Cooling
W2 Second Stage Heating
*Terminals W2 and Y2 may not be used in all applications.
COMPLETE C
24 vac common
Fan
Compressor
Cooling
24 vac return
COMPLETE C1 COMPLETE C2
C
Fan
G G
Y
Cooling
O O
W W
R R
DELUXE D
24 vac common
Fan
Compressor 1
Cooling
O/W2
W1
24 vac return
Compressor 2
TERMINAL
CONNECTION
Fan G
Y1
W1/O/B
R
C
W1/O/B
Y2*
W2*
Set Clock —
change the time and day displayed on the thermostat. Press the
Set Clock button. The current time will blink on and off. Press
the UP ARROW and DOWN ARROW buttons until the cor-
rect time is shown. Hold down the buttons to quickly move
through the time display. The AM and PM annunciators will
automatically change. Hold down the Fan button while press-
C
ing UP ARROW or DOWN ARROW to change the time by
G
hours instead of minutes. To ensure the schedules are properly
Y
followed, make sure that AM or PM is correct for the time cho-
O sen. When the correct time is shown, press the Mode button to
modify the day of the week. The current day will blink on and
W
off. Press the UP ARROW and DOWN ARROW buttons until
R
the correct day is shown. Press the Set Clock button again to
exit the Set Time mode.
Heat Pump Configuration —
mostat for proper heat pump operation, Advanced Setup Step
13 (Reversing Valve Polarity) must be configured correctly.
See the Configure Advanced Setup section for information on
configuring these options.
Configure Advanced Setup —
vanced setup screens of the thermostat, press the Mode and
Program buttons at the same time. The Advanced Setup Step
C
number is shown in the top right corner of the thermostat
screen. Use the Mode button to advance through the steps.
Y
There are 13 Advanced Setup Steps. See Table 2. Press the Pro-
gram button at any time to exit the Advanced Setup mode.
NOTE: Advanced Setup Steps 1 and 2 are configured with the
Set Clock button, and are not accessed through the advanced
setup screens.
SERVICE FILTER (Steps 3 and 4) — Step 3 allows the user
to reset the Service Filter counter to zero and remove the
''SERVICE FILTER'' icon (if displayed on the thermostat
screen). Press the OVERRIDE button while in Setup Step 3
and the counter is reset to zero. Press the arrow buttons to ad-
just the number of hours the blower will run before the ''SER-
VICE FILTER'' icon is displayed. The range is 0 to 1950
hours. Set the variable to 0 to disable this function. The default
is 500 hours.
Table 2 — Advanced Setup Configuration
C
STEP DESCRIPTION
G
1* Time of Day
Y1
2* Day of the Week
Reset Service
R
3
Y2
Service Filter
4
5
Forced Minimum
6
Temperature Difference
7 Cycles per Hour
8 Thermoglow™ Backlight
9 Temperature Units
10 Security Level
Maximum Allowable Heat
11
Minimum Allowable Cool
12
13 Reversing Valve Polarity
*Accessed and configured through the Set Clock button.
3
The Set Clock button allows the user to
To configure the ther-
RANGE
12:00 AM -
11:59 PM
Sunday through
Saturday
—
Filter Icon
0-1950 hrs
Run Time
Deadband 1 - 6 degrees
0 - 6 degrees
d, d1, 2 - 6
Off/On
F/C
0 - 3
35-99
Set Point
35-99
Set Point
O/B
To enter the ad-
DEFAULT
12:00 AM
Monday
—
500 hrs
2
2
6
On
F
0
80
65
O