Cool Only - Honeywell PRO TH2000DH Series Installation Manual

Installation Guide
Wiring
Wiring guide — conventional and heat pump systems
2H/1C Heat
Pump System
TH2210DH/TH1210DH
B Changeover valve energized in
heating [5]
O Changeover valve energized in
cooling [5]
G Fan relay
Y Compressor contactor
Aux/E Auxiliary heat relay
C 24 Vac common [3]
R Power [1]
1H/1C System
TH2110DH/
TH1110DH
(1 transformer)
G Fan relay
Y Compressor contactor
W Heat relay
C 24 Vac common [3]
R [R+Rc joined by jumper]
Rc Power [1]
1H/1C System
TH2110DH/
TH1110DH
(2 transformers)
G Fan relay
Y Compressor contactor
W Heat relay
C 24 Vac common [3, 4]
R Power (heating transformer) [1, 2]
Rc Power (cooling transformer) [1, 2]
Heat Only System
TH1100DH
W Heat relay
C 24Vac common [3]
R Power [1]
NOTES
Wire specifications:
Use 18- to 22-gauge thermostat wire.
Shielded cable is not required.
[1] Power supply. Provide disconnect means
and overload protection as required.
[2] Remove jumper for 2-transformer systems.
[3] Optional 24 Vac common connection.
69-2609EFS—03
TH2210DH/TH1210DH
B O G Y Aux/ C R
Used
E
M32809
G Y W C R
M32811
G Y W C R
M32812
W C R
M32817
See [notes] below
1H/1C Heat
Pump System
Not
TH2110DH/TH1110DH [7]
B Changeover valve energized in
heating [5]
O Changeover valve energized in
cooling [5]
G Fan relay
Y Compressor contactor [6]
W [W+Y joined by jumper]
C 24 Vac common [3]
R [R+Rc joined by jumper]
Power [1]
Rc
Heat Only
System
TH2110DH/TH1110DH
Rc
W Heat relay
C 24Vac common [3]
R [R+Rc joined by jumper]
Rc Power [1]
Heat Only
System with
Fan TH2110DH/TH1110DH
G Fan relay
Rc
W Heat relay
C 24 Vac common [3]
R [R+Rc joined by jumper]
Rc Power [1]

Cool Only

System
TH2110DH/TH1110DH
Fan relay
G
Not
Y Compressor contactor
Used
C 24 Vac common [3]
R [R+Rc joined by jumper]
Rc Power [1]
[4] Common connection must come from
cooling transformer.
[5] Use either O or B terminals for changeover
valve.
[6] Use a small piece of wire (not supplied) to
connect W and Y terminals.
[7] Set fan operation switch to Heat Pump
(see page 5).
4
B O G Y W C R Rc
M32813
W C R Rc
M32814
G W C R Rc
M32815
G Y C R Rc
M32816