Honeywell Q7300A Installation Instructions Manual page 6

Q7300A,C,D,G SERIES 2000 COMMERCIAL THERMOSTAT SUBBASES
5
X
AS AS
DISCHARGE
AIR
SENSOR
COMPRESSOR
CONTACTOR 1
1
POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED.
2
USE ECONOMIZER INSTRUCTIONS FOR INSTALLATION DIRECTIONS.
3
USE A1 AND A2 WHEN THE CONTRACT SHOULD BE NORMALLY CLOSED IN OCCUPIED MODE.
CONNECT GND TO EARTH GROUND.
4
INSTALL FIELD JUMPER BETWEEN X4 AND X TO POWER LEDS.
5
Fig. 13. Typical hookup of T7300E,F/Q7300C in two-stage heat and one-stage cool heat pump system.
5
X Y2
AS AS
COMPRESSOR
DISCHARGE
CONTACTOR 2
AIR
SENSOR
COMPRESSOR
CONTACTOR 1
1
POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED.
2
USE ECONOMIZER INSTRUCTIONS FOR INSTALLATION INSTRUCTIONS.
USE A1 AND A2 WHEN THE CONTACTS ARE NORMALLY CLOSE IN OCCUPIED MODE.
3
CONNECT GND TO EARTH GROUND.
4
INSTALL FIELD JUMPER BETWEEN X4 AND X POWER LEDS.
5
Fig. 14. Typical hookup of T7300E,F/Q7300C in three-stage heat and two-stage cool heat pump system.
62-0135
Y1 O E G
FAN
RELAY
HEAT
EM. HT.
RELAY 2
RELAY
COOL
CHANGEOVER
VALVE
Y1 O E G
FAN
RELAY
EM. HT.
RELAY
COOL
CHANGEOVER
VALVE
SUBBASE
B R X4 X3 X1
W2
EQUIPMENT
MONITOR 2
EQUIPMENT
MONITOR 1
ECONOMIZER
HEAT
CHANGEOVER
VALVE
SUBBASE
W1 B R X4 X3 X1
HEAT
EQUIPMENT
RELAY 3
MONITOR 2
EQUIPMENT
MONITOR 1
ECONOMIZER
HEAT
CHANGEOVER
VALVE
6
3
A1 A2 C5 C4 C3 C2
CA2
CA5 CA4 CA3
T7147 REMOTE COMFORT ADJUST MODULE
2
TRANSFORMER
M4946A
3
A1 A2
C5 C4 C3
CA5 CA4 CA3
T7147 REMOTE COMFORT ADJUST MODULE
2
TRANSFORMER
C1 T T
CA1
T T
GND
4
1
L1
(HOT)
L2
C2 C1 T T
CA2 CA1
T T
GND
4
1
L1
(HOT)
L2
M4947A