Carrier 38YSA instruction manual Other HP Thermostat

Page 7

OTHER

HP THERMOSTAT

FA, FB, FC,

HEAT

FD, FF, FH

FAN COIL

PUMP

OTHER

FA, FB, FC,

HEAT

ONE

FD, FF, FH

OUTDOOR

HP THERMOSTAT

FAN COIL

PUMP

THERMOSTAT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

24 VAC HOT

 

R

 

 

 

 

 

 

 

 

24 VAC COM

 

C

 

 

 

 

 

 

 

 

 

HEAT STAGE 2

 

W2

 

 

COOL/HEAT

 

 

 

 

 

 

 

 

Y

 

 

STAGE 1

 

 

 

 

 

 

 

 

 

 

 

INDOOR FAN

 

 

 

G

 

 

 

 

 

 

 

 

RVS COOLING

 

O

 

 

EMERGENCY

 

 

 

 

 

 

E

 

 

HEAT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R

R

C

C

 

W2 *

W2

E *

 

W3 *

Y

 

G

 

 

O

*IF AVAILABLE

24 VAC HOT

24 VAC COM

HEAT STAGE 2

COOL/HEAT STAGE 1

INDOOR FAN

RVS COOLING

EMERGENCY HEAT

W3

ODT

 

R

 

R

R

C

 

C

C

W2

 

W2

W2

Y

 

E

 

G

Y

G

 

O

 

 

O

E

 

 

 

 

A97374

OTHER

FA, FB, FC,

 

TWO

FD, FF, FH

HEAT

OUTDOOR

HP THERMOSTAT

FAN COIL

PUMP

THERMOSTATS

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.

A97403

24 VAC HOT

24 VAC COM

HEAT STAGE 2

COOL/HEAT STAGE 1

INDOOR FAN

RVS COOLING

EMERGENCY HEAT

 

W3 *

ODT

R

 

 

 

 

EHR

R

 

R

C

 

 

 

 

C

 

C

W2

 

*

 

 

W2

W2

Y

 

 

 

 

 

EHR

 

 

Y

G

 

 

E

*

ODT

 

O

 

 

 

 

G

 

 

E

 

 

 

 

 

 

O

 

EHR

 

 

OTHER

HP THERMOSTAT

24 VAC HOT

R

 

 

24 VAC COM

C

 

 

 

HEAT STAGE 2

W2

COOL/HEAT

 

 

 

Y

STAGE 1

 

 

 

 

 

INDOOR FAN

 

G

 

 

RVS COOLING

O

40FKA

HEAT

FK4C

FAN COIL PUMP

DH

J1 JUMPER

R

R

C

C

 

W1

W2

W2

J2 JUMPER

 

Y/Y2

Y

G

 

O

O

*IF AVAILABLE

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.

EMERGENCY

E

HEAT

 

 

Y1

A97404

A98630

Fig. 10—Typical 24-v Circuit Connections using Other HP Thermostats with Fan Coils and

No Outdoor Thermostat, 1 Outdoor Thermostat, or 2 Outdoor Thermostats

7

Image 7
Contents Unpack Unit Check Equipment and Job SiteOperating Ambients DimensionsInstall on a Solid, Level Mounting Pad Clearance RequirementsCheck Defrost Thermostat Thermostatic Expansion ValveMake Piping Connections Make Electrical Connections Accessory UsageStart-Up Install Electrical AccessoriesCompressor Crankcase Heater Programmable Other HP Thermostat VAC COM Not Used Trouble Optional Outdoor Sensor Connection Smart Heat Pump W2D W2T JW1 Wiring Diagram Notes Heating only Procedure Cooling only Procedure ExampleCheck Charge Final Checks Required Liquid-Line Temperature F

38YSA specifications

The Carrier 38YSA is a cutting-edge cooling solution designed to meet the demands of modern residential and commercial applications. Renowned for its energy efficiency and reliable performance, the 38YSA series represents the pinnacle of Carrier’s commitment to innovation in HVAC technology.

One of the standout features of the Carrier 38YSA is its energy efficiency. It utilizes advanced inverter technology, allowing it to adjust its cooling output based on the specific needs of the indoor environment. This technology not only reduces energy consumption but also minimizes fluctuations in temperature, providing a more consistent and comfortable living or working space. The unit achieves impressive SEER (Seasonal Energy Efficiency Ratio) ratings, making it an environmentally friendly choice.

The 38YSA is equipped with a variable-speed compressor, which optimizes performance by operating at different speeds. This capability allows the system to ramp up or down in accordance with the cooling load, ensuring optimal comfort and minimizing energy usage. This technology also translates to quieter operation, making the 38YSA ideal for residential neighborhoods and low-noise environments.

In terms of features, the Carrier 38YSA incorporates smart controls that can be operated remotely via mobile devices. This feature provides users with the flexibility to manage their cooling systems from anywhere, optimizing comfort while on the go. The user-friendly interface allows for easy programming of temperature schedules, further enhancing energy savings and comfort.

Durability is another characteristic that sets the Carrier 38YSA apart. The unit is engineered with robust materials and components designed to withstand harsh weather conditions. Its corrosion-resistant casing and high-quality condenser coils ensure longevity and reliable performance over the years.

Furthermore, the 38YSA is designed with eco-friendly refrigerants, contributing to a reduction in global warming potential, which aligns with increasing environmental regulations. The commitment towards sustainability is evident in Carrier’s entire product line, emphasizing the importance of creating energy-efficient and eco-conscious cooling systems.

Overall, the Carrier 38YSA is a sophisticated and efficient cooling solution, integrating advanced technologies to deliver optimal comfort, reliability, and energy savings. Its blend of innovative features, durable design, and environmental responsibility makes it a top choice for anyone seeking effective air conditioning solutions.