Zonex DigiTract 4-2 Installation Manual page 11

O/B Reversing valve LED, yellow. On when the reversing valve is energized.
Y1 Compressor LED, yellow. On when the first compressor stage is energized.
Y2 Compressor LED, yellow. On when the second compressor stage is energized.
G Indoor blower LED, green. On when the indoor blower is energized by the DTHP4-2 Controller.
W2 Auxiliary heat LED, red. On when the auxiliary heat is energized.
PWR Power LED, orange. On when DTHP4-2 is powered. Flashing during capacity control cutout.
DPR Damper status LED, red. One per damper. On when damper is closed.
STATUS LEDs
O/B Y1 Y2 G
OFF OFF OFF OFF
OFF OFF OFF OFF
OFF OFF OFF ON
OFF OFF OFF ON
A ON OFF ON
A ON ON ON
B ON ON ON
B ON ON ON
OFF OFF OFF ON
OFF OFF OFF ON
FL = Flashing A = On when reversing valve jumper is in O position
C = On when auxiliary heat is energized
H
ON
+
-
W2
G
Y1
Y2
O/B
R
E
L
C
SYSTEM CONTROLLER – HEAT PUMP DTHP4-2
W2 PWR DPR
OFF OFF OFF
OFF ON OFF
OFF ON 0
OFF ON 1
OFF ON 1
OFF ON 1
C ON 1
C ON 1
ON ON 0
OFF FL 1
1 = One or more damper LEDs on
COMPONENTS DTHP4-2
DIGITRACT 4-2 HP TWO STAGE 210806
F
R8
R10
R9
R5
I
O/B Y1
R72
A
J
STAT 1
L E O/B R Y G C O/B R Y G C
STATUS LEDs
MODE FUNCTION
Off Power off.
On Power on, blower off, all zones satisfied.
Vent Blower on, compressor(s) off, all zone dampers open.
Purge Blower off, compressor(s) off. Dampers with LED on are closed.
Y1 Cool 1st stage cool, blower on. Dampers with LED on are closed.
Y2 Cool 2nd stage cool, blower on. Dampers with LED on are closed.
Y1 Heat 1st stage heat, blower on. Dampers with LED on are closed.
Y2 Heat 2nd stage heat, blower on. Dampers with LED on are closed.
Em. Heat Auxiliary and emergency heat on.
Cap Cut out Blower on, all compressors off. Dampers with LED on are closed.
B = On when reversing valve jumper is in B position
0 = All damper LEDs are off
Vx.x
PWR
DPR1 DPR2 DPR3 DPR4
G W2 Y2
STAT 2 STAT 3
B
O/B R Y G C
9
JPR1
E
B O
G
1
1
2
D
2
3
3
C
4
4
TR1
TR2
STAT 4
O/B R Y G C