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Fig. 8—Typical 24-v Circuit Connections (Continued)

G

A98585

O/W2

W/W1

Y1/W2

G

R

O

Y1

40FKA

FK4C

FAN COIL

TWO-SPEED

HEAT PUMP

W1

G

W2

C

Y2

R

W3

W2

Y1

O

C

DHUM

HUM

B

S1

S2

Y/Y2

R

C

DH

COOL/HEAT
STAGE 1

HEAT STAGE 3

COOL/HEAT 
STAGE 2

RVS COOLING

FAN

24 VAC HOT

24 VAC COMM

DEHUMIDIFY

HUMIDIFY

N/A

OUTDOOR
SENSOR
CONNECTION

Y/Y2

HUMIDIFIER

(24 VAC)

OUTDOOR 

SENSOR

See notes 7, 8, 11, 13, 16, 17, and 23

 J2 JUMPER

REMOVE J1  

CARRIER

THERMIDISTAT

CONTROL

MODEL RH

E

A98583

24 VAC HOT

FAN

R

G

R

G

24 VAC COMM

N/A

OUTDOOR

SENSOR

CONNECTION

C

B

S1

S2

C

C

L

R

CARRIER

PROGRAMMABLE

THERMOSTAT

MODEL 2S

40FKA

FK4C

FAN COIL

J1
JUMPER

J2 JUMPER

TWO-SPEED

HEAT PUMP

See notes 7, 8, 9, 11, and 23

DH

Y1

Y1

W/W1

O/W2

Y1/W2

O

W1

Y/Y2

Y2

W2

W3

Y/Y2

O

W2

COOL/HEAT 
STAGE 1

COOL/HEAT 
STAGE 2

HEAT STAGE 3

RVS COOLING

H

A98628

R

Y2

R

Y2

C

C

C

O

O

W2

W3

R

L

Y1

OTHER BRAND

TWO-SPEED

THERMOSTAT

40FKA

FK4C

FAN COIL

TWO-SPEED

HEAT PUMP

J1 JUMPER

J2 JUMPER

G

G

Y/Y2

DH

W2

W1

Y1

O

Y1

W2

24 VAC HOT

24 VAC COM

FAN

RVS COOLING

COOL/HEAT 
STAGE 2

HEAT STAGE 3

E

EMERGENCY
HEAT

COOL/HEAT 

STAGE 1

See notes 8, 11, and 23

F

A98584

R

Y/Y2

R

Y2

W3

C

C

C

R

L

W2

O

Y1

CARRIER

NON-PROGRAMMABLE

THERMOSTAT

MODEL 2S

40FKA

FK4C

FAN COIL

TWO-SPEED

HEAT PUMP

J1 JUMPER

J2 JUMPER

See notes 7, 8 ,10, 11 and 23 

G

G

Y/Y2

DH

W/W1

W1

Y1

O/W2

Y1

W2

O

B

S1

S2

24 VAC HOT

24 VAC COMM

FAN

RVS COOLING

OUTDOOR

SENSOR

CONNECTION

HEAT STAGE 3

COOL/HEAT 

STAGE 2

COOL/HEAT 

STAGE 1

N/A

7

Содержание 38YDA

Страница 1: ...rom improper installation of equipment 1 Locate unit away from windows patios decks etc where unit operation sound may disturb customer 2 Ensure that vapor and liquid tube diameters are appropriate to...

Страница 2: ...door operating ambient in cooling mode is 55 F and the maximum outdoor operating ambient in cooling mode is 125 F The maximum outdoor operating ambient in heating mode is 66 F Step 5 Elevate Unit Accu...

Страница 3: ...uct Data Sheet for factory approved indoor units Outdoor unit contains correct system refrigerant charge for opera tion with indoor unit of same size when connected by 15 ft of field supplied or facto...

Страница 4: ...for 2 speed units Do not attempt to operate unit below 55 F in cooling mode or modify control system for low ambient operation Compressor dam age may occur Available electrical accessories include lat...

Страница 5: ...ate unit in a vacuum or at negative pressure Do not disable low pressure switch In scroll compressor applications Dome temperatures may be hot To prevent personal injury wear safety glasses protective...

Страница 6: ...LE THERMOSTAT MODEL 2S TYPICAL FAN COIL TWO SPEED HEAT PUMP See notes 7 8 9 and 11 W2 G W2 O R W3 R L H R1 COOL HEAT STAGE 1 COOL HEAT STAGE 2 24 VAC HOT Y Y2 A D A97498 R C C Y1 W3 O TYPICAL FAN COIL...

Страница 7: ...UMPER J2 JUMPER TWO SPEED HEAT PUMP See notes 7 8 9 11 and 23 DH Y1 Y1 W W1 O W2 Y1 W2 O W1 Y Y2 Y2 W2 W3 Y Y2 O W2 COOL HEAT STAGE 1 COOL HEAT STAGE 2 HEAT STAGE 3 RVS COOLING H A98628 R Y2 R Y2 C C...

Страница 8: ...FURNACE TWO SPEED HEAT PUMP See notes 7 9 11 14 and 24 W R Y1 R O W2 G L W3 Y H R1 FAN HEAT STAGE 3 RVS COOLING 24 VAC HOT K A98587 24 VAC HOT 24 VAC COMM HEAT STAGE 3 R C G W W1 Y Y2 R C RVS COOLING...

Страница 9: ...C Y2 W3 W2 R Y1 O C DHUM HUM B S1 S2 R C HEAT STAGE 3 COOL HEAT STAGE 2 RVS COOLING FAN 24 VAC HOT 24 VAC COMM N A HUMIDIFY See notes 7 11 14 15 16 17 18 and 25 N A OUTDOOR SENSOR CONNECTION Y Y2 HUM...

Страница 10: ...W2 Y1 W2 24 VAC COMM N A OUTDOOR SENSOR CONNECTION C B S1 S2 CARRIER PROGRAMMABLE THERMOSTAT MODEL 2S G H R1 FAN HEAT STAGE 3 COOL HEAT STAGE 2 RVS COOLING 24 VAC HOT P A97497 24 VAC HOT 24 VAC COM HE...

Страница 11: ...CE WITH ICM BLOWER MOTOR TWO SPEED HEAT PUMP See notes 6 7 9 11 12 14 21 and 24 R Y1 R O G L W3 W W1 Y Y2 W2 Y1 COOL HEAT STAGE 2 FAN HEAT STAGE 3 RVS COOLING 24 VAC HOT W A97496 R C C W2 TWO STAGE VA...

Страница 12: ...3 W2 O C DHUM HUM B S1 S2 R W2 O Y1 R COM HUM PL9 10 DEHUM HEAT STAGE 3 HEAT COOL STAGE 1 HEAT COOL STAGE 2 RVS COOLING FAN 24 VAC HOT 24 VAC COM DEHUMIDIFY HUMIDIFY N A OUTDOOR SENSOR CONNECTIONS Y Y...

Страница 13: ...t pump MUST have a high pressure switch for dual fuel applications 15 Outdoor air temperature sensor must be attached in all dual fuel applications 16 Thermidistat Dip Switch 1 should be set in the ON...

Страница 14: ...w Selection for 58MVP Furnaces CFM 38YDA UNIT SIZE HIGH SPEED A C SETUP SWITCH POSITION FURNACE MODEL HEATING SIZE LOW SPEED CF SETUP SWITCH POSITION 060 080 100 A C 1 A C 2 A C 3 High Low High Low Hi...

Страница 15: ...ersects measured liquid service valve pressure 6 To obtain required subcooling temperature at a specific liquid line pressure add refrigerant if liquid line temperature is higher than indicated or rec...

Страница 16: ...door coil heat and minimize the steam cloud effect SECOND STAGE LATCHING Mechanical thermostats operate with a staging differential of 2 F droop Carrier electronic thermostats are droopless meaning th...

Страница 17: ...ature The cycle terminates when coil thermistor reaches 80 F 5 or defrost period reaches a maximum of 10 minutes FURNACE INTERFACE This feature provides a heat pump lockout upon a demand for auxiliary...

Страница 18: ...appears at control board If a PTC trip occurs 3 times the control locks out outdoor unit operation and provides a malfunction signal at control PRESSURE SWITCH PROTECTION The outdoor unit is equipped...

Страница 19: ...s the resistance decreases A thermistor is used to sense outdoor ambient Refer to Fig 14 for resistance values versus temperature If outdoor ambient thermistor should fail a malfunction signal appears...

Страница 20: ...e Training plus hands on the products in our labs can mean increased confidence that really pays dividends in faster troubleshooting fewer callbacks Course descriptions and schedules are in our catalo...

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