background image

6

24 VAC HOT

24 VAC COM

R

C

G

W/W1

Y/Y2

R

C

C

A/C

THERMOSTAT

Typical

FAN COIL

AIR

CONDITIONER

G

W2

HEAT STAGE 1

COOL STAGE 1

INDOOR FAN

24 VAC HOT

24 VAC COM

R

C

G

W/W1

Y/Y2

R

C

C

A/C

THERMOSTAT

Typical

FURNACE

AIR

CONDITIONER

Y

G

W

HEAT STAGE 1

COOL STAGE 1

INDOOR FAN

A02326

LEGEND

24-V FACTORY WIRING

24-V FIELD WIRING

FIELD SPLICE CONNECTION

CONTACTOR

C

A97368

Fig. 6 -- Generic Wiring Diagrams

(See Thermostat Installation Instruction

for specific unit combinations)

Copyright 2008 Carrier Corp.

S

7310 W. Morris St.

S

Indianapolis, IN 46231

Printed in U.S.A.

Edition Date: 04/08

Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.

Catalog No: 24ACS---1SI

Replaces: NEW

24AC

S

Summary of Contents for Comfort 24ACS

Page 1: ... switch Lock out and tag switch with a suitable warning label INSTALLATION INSTRUCTIONS NOTE In some cases noise in the living area has been traced to gas pulsations from 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 for unit capacity 3 Run refrigerant...

Page 2: ...Relieve pressure and recover all refrigerant before system repair or final unit disposal Use all service ports and open all flow control devices including solenoid valves Federal regulations require that you do not vent refrigerant to the atmosphere Recover during system repair or final unit disposal CAUTION UNIT DAMAGE HAZARD Failure to follow this caution may result in equipment damage or improp...

Page 3: ... in liquid tube to the indoor coil 2 Wrap filter drier with damp cloth 3 Braze filter drier to above 5 in 127 mm liquid tube Flow arrow must point towards indoor coil 4 Connect and braze liquid refrigerant tube to the filter drier A05178 Fig 3 Liquid Line Filter Drier Evacuate Refrigerant Tubing and Indoor Coil CAUTION UNIT DAMAGE HAZARD Failure to follow this caution may result in equipment damag...

Page 4: ...round connection in control box for safety Connect power wiring to contactor as shown in Fig 5 DISCONNECT PER N E C AND OR LOCAL CODES CONTACTOR GROUND LUG FIELD GROUND WIRING FIELD POWER WIRING BLUE 3 PHASE ONLY A94025 Fig 5 Line Connections Connect Control Wiring Route 24 v control wires through control wiring grommet and connect leads to control wiring See Fig 6 Refer to Installation Instructio...

Page 5: ...igerant line lengths 80 ft 24 38 m or less allow system to operate in cooling mode at least 15 minutes If conditions are favorable check system charge by subcooling method If any adjustment is necessary adjust charge slowly and allow system to operate for 15 minutes to stabilize before declaring a properly charged system If the indoor temperature is above 80_F 26 67_C and the outdoor temperature i...

Page 6: ... FAN A02326 LEGEND 24 V FACTORY WIRING 24 V FIELD WIRING FIELD SPLICE CONNECTION CONTACTOR C A97368 Fig 6 Generic Wiring Diagrams See Thermostat Installation Instruction for specific unit combinations Copyright 2008 Carrier Corp S 7310 W Morris St S Indianapolis IN 46231 Printed in U S A Edition Date 04 08 Manufacturer reserves the right to change at any time specifications and designs without not...

Reviews: