CARRIER

PROGRAMMABLE

THERMOSTAT

MODEL HP

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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

 

 

 

 

 

 

 

 

 

 

 

 

 

OPTIONAL

 

 

 

S1

OUTDOOR

 

 

 

 

SENSOR

 

 

 

 

 

CONNECTION

 

 

 

S2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

FA, FB, FX

HEAT

FAN COIL WITH

SMART HEAT

PUMP

R

R

 

C

C

Y

 

G

 

O

O

 

W2D

W2

 

W2T

JW1

 

W3

 

Y0

Y

 

A97566

CARRIER

PROGRAMMABLE

THERMOSTAT

MODEL HP

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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

 

 

 

 

 

 

 

OPTIONAL

 

 

 

S1

OUTDOOR

 

 

 

 

SENSOR

 

 

 

 

 

CONNECTION

 

 

 

S2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

FA, FB, FX

ONE

HEAT

FAN COIL WITH

OUTDOOR

SMART HEAT THERMOSTAT

PUMP

 

 

 

 

 

 

 

 

 

 

 

 

 

R

 

 

R

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C C

Y

G

 

O

O

 

W2D

W2

 

 

CUT

 

JW1

W2T

ODT

 

W3

 

Y0

Y

A97567

CARRIER

PROGRAMMABLE

THERMOSTAT

MODEL HP

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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

 

 

 

 

 

 

 

OPTIONAL

 

 

 

S1

OUTDOOR

 

 

 

 

SENSOR

 

 

 

 

 

CONNECTION

 

 

 

S2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

FA, FB, FX

 

FAN COIL WITH

HEAT

SMART HEAT

PUMP

 

 

 

SUPPLEMENTAL

 

 

 

 

 

HEATING

 

 

 

 

 

 

 

 

 

 

 

 

RELAY

R

 

 

R

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C C

SHR

Y

G

O O

W2D

W2

 

 

CUT

 

JW1

W2T

SHR

 

ODT

W3

 

Y0

Y

A97568

Fig. 16—Typical 24-v Circuit Connections using Carrier Model HP Thermostat with Smart Heat and No Outdoor

Thermostat, 1 Outdoor Thermostat, or Supplemental Heat Relay

10

Page 10
Image 10
Carrier 38EYA instruction manual VAC COM Not Used Trouble Optional Outdoor Sensor Connection

38EYA specifications

The Carrier 38EYA is a high-efficiency, ducted air conditioning system that stands out in the HVAC industry for its blend of advanced technology, reliable performance, and energy-saving capabilities. Designed for residential applications, the 38EYA model showcases Carrier’s commitment to innovation and comfort.

One of the key features of the Carrier 38EYA is its outstanding SEER (Seasonal Energy Efficiency Ratio) rating, often exceeding 16, which underscores its energy efficiency. This high rating means that the unit consumes less electricity, leading to lower utility bills while maintaining a comfortable indoor climate. The system is equipped with a variable-speed compressor that adjusts its output to meet the cooling demands of the space, providing precise temperature control while minimizing energy consumption.

In addition to its efficiency, the 38EYA includes advanced refrigerant technology. Utilizing R-410A, a more environmentally friendly refrigerant, this unit contributes to reduced global warming potential compared to older refrigerants. The Carrier 38EYA also features a corrosion-resistant steel cabinet, ensuring durability and longevity in varying weather conditions.

User-friendly operation is enhanced through the optional smart thermostat, which allows homeowners to control their cooling system remotely. This integration with smart technology provides convenience and helps optimize energy use, further enhancing savings on energy costs. Additionally, the whisper-quiet operation of the system ensures that homeowners can enjoy a peaceful environment without the distraction of loud machinery.

Furthermore, the Carrier 38EYA incorporates a multi-stage filtration system that improves indoor air quality by capturing dust, allergens, and other pollutants. This feature is particularly beneficial for households with allergy sufferers or pets.

Overall, the Carrier 38EYA represents a blend of energy efficiency, advanced technology, and user-friendly features, making it a top choice for homeowners seeking a reliable and effective home cooling solution. Its commitment to sustainability, combined with optimal performance, positions the 38EYA as a leading option in modern air conditioning systems, ensuring comfort and satisfaction for years to come.