CARRIER | FA, FB, FC, |
PROGRAMMABLE | |
THERMOSTAT | FD, FF, FH |
MODEL HP | FAN COIL |
HEAT PUMP
CARRIER |
|
| ONE |
PROGRAMMABLE |
|
| |
THERMOSTAT | FA, FB, FC, FD, FF, FH | HEAT | OUTDOOR |
MODEL HP | FAN COIL | PUMP | THERMOSTAT |
24 VAC HOT | R | R | |
| |||
INDOOR FAN | G | G | |
HEAT STAGE 2 | W/W1 | W2 * | |
| |||
COOL/HEAT | Y/Y2 | E * | |
STAGE 1 | W3 * | ||
| |||
|
| ||
RVS COOLING | O/W2 |
| |
NOT USED | Y1/W2 |
| |
24 VAC COM | C | C | |
NOT USED | B |
| |
TROUBLE | L | * IF AVAILABLE | |
| |||
OPTIONAL | S1 |
| |
OUTDOOR |
|
| |
SENSOR | S2 |
| |
CONNECTION |
|
R
W2
Y
O
C
|
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24 VAC HOT |
| R |
| ||||
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| |
INDOOR FAN |
| G |
| ||||
|
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|
HEAT STAGE 2 |
| W/W1 |
| ||||
COOL/HEAT |
|
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| ||
|
| Y/Y2 |
| ||||
STAGE 1 |
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| |||
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| |||
|
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|
|
|
| |
RVS COOLING |
|
|
| O/W2 |
| ||
NOT USED |
|
|
|
| |||
|
| Y1/W2 |
| ||||
|
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| |
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|
| |
|
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|
|
24 VAC COM |
| C |
| ||||
|
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|
|
|
| |
NOT USED |
|
| B |
| |||
|
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| |
|
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| ||||
TROUBLE |
|
| L |
| |||
|
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|
|
OPTIONAL |
|
|
| S1 |
| ||
OUTDOOR |
|
|
|
|
| ||
SENSOR |
|
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|
|
|
| |
CONNECTION |
|
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| S2 |
| ||
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W3 |
R |
G |
W2 |
E |
C |
R |
|
W2 | ODT |
|
Y
O
C
A97534
NOTE: Remove wires from crimp nut in indoor fan coil when installing outdoor thermostat.
IMPORTANT: When using outdoor thermostat, W2 must be energized when requesting supplemental heat.
A97535
CARRIER | FA, FB, FC, |
| TWO |
PROGRAMMABLE |
| ||
THERMOSTAT | FD, FF, FH | HEAT | OUTDOOR |
MODEL HP | FAN COIL | PUMP | THERMOSTATS |
24 VAC HOT
INDOOR FAN
| W3 | ODT |
R |
| |
|
| |
EHR | R | R |
G |
|
|
| G |
|
CARRIER |
|
|
PROGRAMMABLE | 40FKA |
|
THERMOSTAT | FK4C | HEAT |
MODEL HP | FAN COIL | PUMP |
HEAT STAGE 2
COOL/HEAT STAGE 1
RVS COOLING
NOT USED
24 VAC COM
NOT USED
TROUBLE
OPTIONAL OUTDOOR SENSOR CONNECTION
W/W1 |
|
|
| W2 | W2 |
Y/Y2 |
| |
|
| |
O/W2 |
| Y |
|
| |
EHR |
| O |
Y1/W2 |
| |
|
| |
| E | ODT |
|
| |
C | EHR |
|
| C | |
B | C | |
|
| |
L |
|
|
S1 |
|
|
S2 |
|
|
|
|
|
|
|
24 VAC HOT |
| R | ||
|
|
| ||
INDOOR FAN |
| G | ||
|
|
|
|
|
HEAT STAGE 2 |
| W/W1 | ||
COOL/HEAT |
|
|
| |
| Y/Y2 | |||
STAGE 1 |
|
|
| |
|
|
| ||
|
|
|
| |
RVS COOLING |
|
| O/W2 | |
NOT USED |
|
| ||
|
| Y1/W2 | ||
|
|
| ||
|
|
|
|
|
|
|
|
|
|
24 VAC COM | C | |||
|
|
| ||
NOT USED | B | |||
|
|
| ||
TROUBLE | L | |||
|
|
|
|
|
DH J1 JUMPER
R
R
G
W1 | W2 |
W2 | J2 JUMPER |
| |
Y/Y2 | Y |
O | O |
C | C |
Y1 |
|
NOTE: Remove wires from crimp nut in indoor fan coil when installing outdoor thermostats.
IMPORTANT: When using outdoor thermostats, W2 must be energized when requesting supplemental heat.
A97536
|
|
|
|
OPTIONAL |
| S1 | |
OUTDOOR |
|
| |
SENSOR |
|
|
|
CONNECTION |
| S2 | |
|
|
|
|
A98629
Fig.
and No Outdoor Thermostat, 1 Outdoor Thermostat, or 2 Outdoor Thermostats
6
