background image

33

HI

G

H

 VO

L

T

A

G

E

!

DI

S

C

O

N

NE

CT

 A

L

L

 PO

W

E

BE

FO

R

E

 SE

R

V

IC

IN

G

 O

R

 I

N

S

T

A

L

L

IN

G

 TH

IS

U

N

IT

 M

U

L

T

IP

L

E

 POW

E

R SO

UR

CES

 M

A

Y BE

 P

R

ES

EN

T

 F

A

IL

UR

T

O

D

O

 SO

 M

A

Y

 CAU

S

E

 PR

OP

ER

TY

 DAMA

G

E,

 P

E

R

S

ON

AL

 I

N

J

U

R

Y

 O

R

 DE

A

T

H

.

Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.

WIRING DIAGRAMS

DCC300*    208-230, 460, 575 / 3 / 60    1&2 SPEED

7

8

6

5

4

3

2

1

 014

0L06606-A

T1

T2

LAT

T6

1

3

6

5

4

2

LAR

1

2

1

2

1

2

3

LAM2

PLM

PLF

-t

W

LA CMC

LO

W

 A

M

B

OP

TI

ON

L3

L2

L1

1

2

1

2

1

2

3

LAM1

PL

M

PLF

CMR

2

4

5

6

3

1

7

HIGH

SPEED

CB1

T3

T2

T1

L3

L2

L1

BC1

EM

T3

T2

T1

L3

L2

L1

T1

T2

T3

LAC MC

T3

T2

T1

L3

L2

L1

PLF

PLM

FB 2

F6

F5

F4

3

2

1

3

2

1

FB 1

CMC

2

CMC

1

T3

T2

T1

L3

L2

L1

CM

1

F3

F2

F1

T3

T2

T1

L3

L2

L1

RD

BR

PU

BK

BR

BK

BK

BR

BK

BR

PU

GR

BK

BR

YL

BK

YL

BR

BK

PU

PU

PU

BK

BK

RD

OR

BK

RD

OR

BK

RD

OR

YL (11)

YL (13)

YL (12)

GR

BL

BL

PU

PU

PU

GY

GY

GY

BK

BK

BK

BK

PU

(CLASS

2)

BK

BC

S

OAT

PS

CS

TB

1

CFS

RS

S

LDS

CO2

S

M

K

/E

M

G

2

BK

LP

S1

HP

S

2

YL

HPS1

LP

S2

PU

BL/PK

BL/PK

YL/PK

YL/PK

YL/PK

YL/PK

PK

BK

BK

YL

PU

YL

GND

24

 V

A

C

OAH

VOUT (DC)

GND

2

4

VAC (CO

M

)

24

 VA

C

VOUT (DC)

VOUT (DC)

24

 VA

C

IAH

GND

 BI

8

 BI

5

CO

M3-8

RLY

8

 BI

1

 BI

2

 BI

3

 BI

4

 BI

7

GND

24

V

A

C

BR

RD

CO

M3-8

RLY

7

RLY

6

RLY

5

RLY

4

RLY

3

COM

1

BL

PU

PU

OAT

CFS

EMERGENCY

 SHUTDOWN

FAN PROV 

SW

HEA

T

/STG2

HE

AT

/S

TG1

YL

 BI

6

L

OAD SH

ED

RLY

1

RLY

2

COM

2

24

V RLY

EXF (SSR)/

VFD

A

LR

M

 (SSR)

ECON

 D

M

PR

OAH

S

PC T

M

P

CO

2 S

E

N

SOR

DDC  (C

LASS2)

ECON

 FEED

B

AC

K

C

GR

(CLASS

2)

TB

2

DAT

COM

P

/ST

G

2

COM

P

/S

T

G

1

24V R

L

Y

 1

24V RL

2

YL

ECON

 AO1

 AO

2

 AO

3

 AO

4

GND

GND

WH

AG

SPCT

E

M

P

TE

M

P

GND

ST

PT

 OFFSET

GR

BR

BR

BK

BK

PU

PU

GR

GR

BR

BR

BR

GR

BR

BR

GR

RD

RD

RD

BL

BL

BL

BL

PU

PK

PK

PU

YL

BK

RD

BK

BK

BK

BL/PK

PU

PU

YL

PU

PU

YL

PU

WH

PK

WH

WH

PK

WH

BR

ALR

M

-

+

EXF

-

+

GR

GR

 AI

3

 AI

8

 AI

7

 AI

6

 AI

5

 AI

4

 AI

1

 AI

2

 A

GND

 A

GND

GR

WH

WH

PU

BK

PU

PL

F

WH

BL

T

R

1

5

RD

BL

4

-t

3

B

AC N

E

T

T-

BAC NET

R+

SH

+

-

HGRH

BR

BL

BL

PU

PU

GR

GR

GR

BL

BL

BL

BL

RD

6

5

4

3

2

1

BR

BR

BR

BR

BR

BL

RD

RD

BL

RD

BR

BR

BL

BL

24

V

C

N

T

L

V

O

LT

A

G

E

LI

N

E

V

O

L

T

A

G

E

RD

BL

RD

BL

BL

SUPP

LY AIR 

T

M

P

M

OD HGRH

S

PC HU

M

CO

MP PR

E

S

S SW

1

B

L

O

W

ER/ST

G1

CO

MP PRES

SW

2

SPC S

LIDE 

ADJ

RMT S

TRT/

S

T

P

BK

-t

FSW

2

4VAC

RD

RD

T1

T2

T3

T4

1

2

1

2

1

2

3

FM

2

PLM

PLF

-t

W

1

2

1

2

1

2

3

FM

1

PL

M

PLF

-t

W

YL

BLO

W

ER/ST

G2/EXF

COND F

AN(S)

RE

V V

A

L

V

E/

L

A

T

DEFRO

ST S

W

 (E

S)

BK

YL

BL

BK

RD

RD

RD

RD

OR

OR

OR

OR

WH

WH

WH

WH

BL

PU

BK

YL

PU

PU

PU

BL

BL

BL

BK

BK

RD

RD

YL

BL

BK

BL

BK

11

12

RD

RD

PK

PK

PK

RD

RD

RD

RD

PK

BR

BR

BK

BR

BK

BR

BK

BR

YL

RD

RD

RD

BK

BK

BK

BK

BL

BL

BL

BL

9

T3

T2

T1

L3

L2

L1

LO

W

SPEED

CB2

T3

T2

T1

L3

L2

L1

BC 2

BR

BK

RD

OR

YL

BL

GY

YL

BL

GY

BK (1)

BK (3)

BK (2)

PU

PU

BL

BL

BL

BL

BL

BL

BL

BL

8

13

8

L3

L2

L1

L1

L3

L2

GND

L1

CCH

2

CCH

1

PB

CC1

CC

2

CCAS

2

CCAS

1

PU

T3

T2

T1

L3

L2

L1

COMP1

RD

LINE VO

L

T

A

G

E

L3

L2

L1

PH

AS

E MO

NITOR

10

YL

BK

RD

YL

BK

RD

PU

BK

BK

GY

GY

GY

BK

BK

GR

BK

PU

BK

BK

BL

PU

BL

BK

BR

PU

BL

BL

10

12

11

PK

PK

PK

BK

BK

24

V RLY

BR

BL

BL

BK

PU

PU

YL

YL

YL

RD

RD

RD

YL

BK

OR

GY

BL

WH

OR

BK

YL

RD

OR

BK

YL

RD

BL

BL

BL

BL

GY

BL

WH

WH

WH

WH

WH

-t

W

WH

WH

RD

BL

BL

GY

BK

RD

L2

L3

YL

PU

BK

RD

BL

BL

GY

BL

BR

WH

PU

YL

RD

RD

RD

YL

YL

RD

RD

RD

BK

RD

T5

XS

DA

ES

BL

BL

PK

RD

BK

BK

RD

RD

BK

BL

PU

YL

GR

L1

L3

L2

T3

T2

T1

L3

L2

L1

COMP2

PU

RD

BK

PU

PU

GY

GY

L3

L2

L1

PLF

PL

M

3

2

1

3

2

1

CM

2

GR

BK

BR

PU

BK

BR

PU

BR

BK

BL

GY

BK

RD

BR

BL

OR

BK

RD

OR

BK

BK

BK

RD

RD

RD

OR

PU

YL

RD

BK

BR

BK

BR

PU

BR

PO

W

ER & CON

T

ROL WI

RING DIAGRAM

DCC(

3

00) **

*(3,

4,

6,7) (B, V)

DDC

GR

       

GR

EEN

W

IRE CODE

B

L

        B

L

UE

PU

       PURP

LE

PK       PI

NK

WH

      WH

IT

E

BK       BL

ACK

RD 

      RED

BR

       BRO

W

N

OR

       

OR

AN

GE

Y

L        YE

LLOW

GY 

      GR

AY

B

LOW

ER

 CON

T

AC

T

O

R

BC

CO

M

PRE

SSOR

 CON

TACTOR

CO

M

PRE

SSOR

ECON

OM

IZER

H

IGH

 PRES

S

UR

E S

W

ITCH

P

O

W

ER D

IS

T

RI

BUT

IO

N

 BLOC

K

FE

MA

LE P

L

UG

/C

ON

NEC

T

O

R

TERM

IN

A

L

 BLOC

K (

24V S

IGN

A

L

)

CC

CO

M

P

EC

ON

HPS

PB

PL

F

TB

COMPONENT LEGEND

C

IRCU

IT

 BREA

KER

CB

GN

D

BCS

B

L

OW

ER CUR

REN

T SW

ITCH

CF

S

C

L

OG

GED FI

LT

ER 

SW

ITCH

DA

T

D

ISCH

ARGE A

IR 

T

E

MPER

A

TUR

SEN

S

O

R

DDC

D

IREC

T

 DI

GI

TA

L C

O

N

TROL

CO

2

CAR

B

O

N

 DI

O

X

IDE SENS

OR

FC

FAN

 CAPAC

ITOR

E

Q

U

IP

M

ENT

 GR

OU

ND

EX

F

EX

HAU

S

T FAN

IA

H

IN

D

O

OR

 AI

R HU

M

ID

ITY 

SEN

S

OR

LOW

 PRES

SUR

E S

W

IT

CH

LPS

RSS

REM

OT

E S

T

AR

T

/STOP

OA

T

OU

TDOOR

 AI

R T

E

MPER

A

T

UR

E SEN

S

OR

OAH

OU

TDOOR

 AI

R HU

MI

D

IT

Y

 SEN

S

OR

LDS

LOAD

 SHEDD

ING

SPC

TE

M

P

SPACE

 T

E

M

P

ER

A

TUR

SEN

S

OR

Y

L/PK   YE

LLOW

 W

ITH

             PI

NK S

T

RI

PE

B

L

/PK   B

L

UE 

W

ITH

             PI

NK S

T

RI

PE

AL

R

M

AL

A

R

M

HG

RH

HO

T

 GAS 

REHE

A

T

SM

K

S

M

O

K

E DE

T

E

C

T

OR

     H

IGH

 V

OLT

AGE

FIELD

W

IRING

     

LO

W

 VOLTA

GE

FACTOR

Y

W

IRING

OPTIONAL ACC

E

S

SORI

E

S

 OR FIELD SUP

PLIED COMPON

ENTS

OP

T

ION

A

L

  LOW

 VO

LT

A

G

E

NO

TES:

2

3

4

5

PS

PRE

SSU

RE S

W

ITCH

FM

F

R

E

E

Z

E

 ST

AT

 M

O

D

U

LE

     H

IGH

 V

OLT

AGE

     

LO

W

 VOLTA

G

E

PL

M

MA

LE P

L

UG

/CON

NEC

T

OR

6

7

8

9

10

11

12

FS

W

F

L

OA

T SW

ITCH

PM

PHA

SE MON

IT

OR

CO

NDEN

SER

 MO

T

O

R

CM

CRAN

K CAS

E HEA

T

ER

CCH

CO

NDEN

SER

 MOTOR

 CON

TACT

OR

CM

C

CC AU

X

 SW

ITCH

CCA

S

 FU

SE 

B

L

OC

K

FB

CO

NDEN

SER

 M

O

T

O

R

 R

E

LAY

CM

R

LAC

MC

LO

W

 AM

B

IENT

 C

O

N

D

EN

SER

 MOTOR

CO

NT

ACTOR

LA

M

LO

W

 A

M

BIE

N

T

 MO

DUL

E

LAR

LOW

 AM

B

IENT RE

LAY

L

O

W

 A

M

B

IE

N

TI

M

E

R

LA

T

EVAPOR

A

T

OR

 MOTOR

EM

     I

F

 LOW A

MBIEN

T KI

T IS INS

T

A

L

LED, DISCONNEC

T C

ONDENSER

     MOT

OR WI

RES FROM C

M

C

1 (

T

1, 

T

2, 

T3) AND CONNEC

T

O

     CORRESPONDIN

G

 (BK, BR, 

YL) WIRES 

WI

TH QUICK CONNECT

     TERMINA

LS FRO

M

 LAC 

MC (

T

1, T

2, 

T3). CONNECT (BK, BR, YL)

      

FROM 

LAC 

MC (

L1, 

L2, 

L

3) T

O

 CMC1 (

T

1, 

T

2, 

T

3).

     I

F

 LOW A

MBIEN

T KI

T IS INS

TA

L

LED, C

ONNEC

T

 GY WIRE FROM

     LAM

2 - 

3 T

O

 CMR -4. ALS

O

 CONNEC

T B

L C

O

WI

RES FROM LA

T-

     T6 AN

D LAM2 -

T

O

 TB 

2 (

2

4V C

OM).

     OPTIONA

L; CB1, CB

2, BC2 AND ASS

OCIATE

D

 WI

RING IS PRESEN

T

     ONLY WI

T

H

 2-SPEED EVAP

ORA

T

OR MOT

OR. W

HEN PRESEN

T, BK

     WIRE FROM D

DC CON

TROL

LER INSTA

L

LED 

ON BC

2 AND BR 

WI

RE

      

FROM D

DC INS

TA

LLED 

ON BC

1.

     I

F

 3 PHASE 

LINE VO

L

T

A

GE M

O

NI

T

OR IS INST

ALLED,CONNEC

T

     PHASE MONI

T

O

R L

1, L

2, 

L

TO 

THE UNI

T

 P

O

W

ER BL

OCK

     RESPECTIVE

LY. ALSO, REM

OVE JUMPER WI

RE CONNEC

T

IONS

     TB1 - ES 

T

O

 TB

1- P

M

 .

     I

F

 FLOAT S

W

IT

CH IS INSTA

LLED, RE

MOVE JUMPER WI

RE

     CONNECTI

ONS TB

1- P

M

 T

O

 TB

1 - FSW.

     I

F

 FREEZE PROTE

C

TI

ON M

ODULE IS INS

T

A

L

LED, RE

MOVE JUMPER

     CONNECTI

ONS TB

1- PS 

T

O

 TB

1 - FM1 AND 

TB

1 - FM

T

O

 TB

1 - FM2.

     LAT 

ON/OFF 

TI

ME SE

T

T

IN

GS:

     ON - TIME (

LEF

T C

O

LUMN) : 2,8 = ON

     OFF -

 TI

ME ( RIGHT C

O

LUMN) : 8 = ON

     ALL O

THER DIP S

W

IT

CHES OFF

1.  REP

LACE

MEN

T

 W

IRE

 M

UST

 B

E

 SAME S

IZ

E AND

 T

Y

P

E

 O

F

INSU

LA

TI

ON

 AS 

OR

IG

INAL (

A

T

LEAS

T

105 C

).

 USE

 CO

PPER

CO

NDUC

TOR

S ON

LY.

     USE

 N.E.C. C

L

ASS 

W

IRE 

FOR

 ALL LOW

 VOLT

A

GE FIE

LD

CO

NNEC

T

IO

N

S

.

IF

 OP

T

ION

A

SMOKE

 DE

TECTOR

 I

S

 I

N

S

T

ALLED, 

RE

MOVE

 RED

JUM

PER

 W

IRE

CON

NEC

T

ION

T

B

1-X

S

 T

O

T

B

1-ES.

D

ISCH

ARGE A

IR 

T

E

MPER

A

TUR

E SEN

S

OR

 SH

IP

P

E

W

ITH

 UN

IT

 IN

CO

NTR

OL BO

X

.I

NSTA

LL A

ND C

O

N

NEC

T

 PER

T

H

E

 A

T

T

A

CH

ED

IN

S

T

R

U

C

T

IO

NS

/W

IRI

N

G  DIA

G

RAM

.

IF

 OPT

ION

AL ECO

N

O

M

IZER 

IS

 IN

S

T

A

LLED, CO

NNEC

T

 ECO

N

 P

LF 

T

O

ECON

O

M

IZER. 

EC

ON

OMI

Z

ER

PLUG

 LOC

A

T

E

D

 IN

 THE 

RETUR

N

 A

IR

CO

MPAR

TMEN

T

.

(208/

230)V

 UN

ITS: 

IF

 UN

IT

 U

T

IL

IZES 

208V 

SUP

P

LY P

O

W

ER, MOVE

TR1/

2 HI

GH

VOLT

A

GE RED

 W

IRE 

FR

OM

 THE 240

V

 T

ERM

IN

A

L

 TO 

TH

E

208V T

E

R

M

INAL 

460V, 

575V UN

IT

S: R

E

W

IRE CON

N

EC

T

E

D

T

O

APPR

OPRI

A

TE H

IGH

 VO

LT

A

G

E I

N

PU

T

T

ERM

INA

L

O

N

TR1/

2

IF

 OP

T

ION

A

L ELECTRI

C

 H

EAT 

IS

 I

N

S

T

A

LLED, CO

NNEC

T HTR PLF

2

 TO

ACC

ESS

O

R

Y

 HEA

T PLUG

IN

 H

EAT COM

P

AR

T

M

EN

T

.

13

TR

TRANS

F

O

R

M

ER

T

B

1-T1    FM1 (

F

R

E

EZE M

O

N

ITOR

 1)

T

B

1-T2    FM

2 (FR

EEZ

E MON

IT

O

R

2)

T

B

1-T3    P

M

 (PHA

SE MON

IT

OR

)

TB

1-T4    F

S

W

 (FLOA

T

 S

W

IT

CH)

T

B

1-T5    UNUS

E

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Summary of Contents for DCC180 Series

Page 1: ...s manual Our continuing commitment to quality products may mean a change in specifications without notice DCC SERIES LIGHT COMMERCIAL PACKAGED HEATING AND COOLING UNIT 15 to 25 TON Index Replacement Parts 2 Safety Instructions 2 General Information 2 Unit Location 3 Clearances 5 Roof Curb Post Installation Checks 6 Roof Top Duct Connections 6 Rigging Details 6 Electrical Wiring 7 Circulating Air a...

Page 2: ...R OTHER FLAMMABLE LIQUIDS OR VAPORS IN THE VICINITY OF THIS APPLIANCE WARNING ONLY PERSONNEL THAT HAVE BEEN TRAINED TO INSTALL ADJUST SERVICE OR REPAIR HEREINAFTER SERVICE THE EQUIPMENT SPECIFIED IN THIS MANUAL SHOULD SERVICE THE EQUIPMENT THE MANUFACTURER WILL NOT BE RESPONSIBLE FOR ANY INJURY OR PROPERTY DAMAGE ARISING FROM IMPROPER SERVICE OR SERVICE PROCEDURES IF YOU SERVICE THIS UNIT YOU ASSU...

Page 3: ...er should 1 Make notation on delivery receipt of any visible damage to shipment or container 2 Notify carrier promptly and request an inspection 3 In case of concealed damage carrier should be notified as soon as possible preferably within 5 days 4 File the claim with the following supporting documents a Original Bill of Lading certified copy or indemnity bond b Original paid freight bill or indem...

Page 4: ... safe flat surface for service personnel should be provided As indicated on the unit s data plate a minimum clearance of36 toanycombustiblematerialisrequiredontheaccess side of the unit All combustible materials must be kept out of this area This 36 clearance must also be maintained to insure proper combustion air flow The combustion air intake must not be blocked for any reason including blockage...

Page 5: ...cted using industry guidelines The duct work must be placed into the roof curb before mounting the package unit Our full perimeter curbs include duct connection frames to be assembled with the curb Cantilevered type curbs are not available from the factory Curb insulation cant strips flashing and general roofing material are furnished by the contractor The curbs must be supported on parallel sides...

Page 6: ...SSIBLE EQUIPMENT DAMAGE PROPERTY DAMAGE PERSONAL INJURY OR DEATH THE FOLLOWING BULLET POINTS MUST BE OBSERVED WHEN INSTALLING THE UNIT Unit must be lifted by the four lifting holes located at the base frame corners Lifting cables should be attached to the unit with shackles The distance between the crane hook and the top of the unit must not be less than 60 Two spreader bars must span over the uni...

Page 7: ...cables and other rigging equipment ELECTRICAL WIRING HIGH VOLTAGE DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT MULTIPLE POWER SOURCES MAY BE PRESENT FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE PERSONAL INJURY OR DEATH WARNING HIGH VOLTAGE TO AVOID PERSONAL INJURY OR DEATH DUE TO ELECTRICAL SHOCK DO NOT TAMPER WITH FACTORY WIRING THE INTERNAL POWER AND CONTROL WIRING OF THESE UNITS ...

Page 8: ...at the point of distribution in accordance with the unit s data plate The unit must be electrically grounded in accordance with local codes or in the absence of local codes with the latest edition of the National Electrical Code ANSI NFPA 70 A ground lug is provided for this purpose Size grounding conductor in accordance with Table 250 95 of the National Electrical Code Do not use the ground lug f...

Page 9: ...ions packaged with the thermostat 3 Use 18 AWG wire for 24V control wiring runs not exceeding 75 feet Use 16 AWG wire for 24V control wiring runs not exceeding 125 feet Use 14 AWG wire for 24V control wiring runs not exceeding 200 feet Low voltage wiring may be National Electrical Code NEC Class 2 where permitted by local codes 4 Route thermostat wires from sub base terminals to the unit Control w...

Page 10: ...recheck for wiring errors or obstructions in or near the blower motors Duct covers must be removed before operating unit The Startup Adjustments and Checks procedure provides a step by step sequence which if followed will assure the proper startup of the equipment in the minimum amount of time Air balancing of duct system is not considered part of this procedure However it is an important phase of...

Page 11: ... must not exceed the service factor stamped on the motor nameplate The total airflow must not be less than that required for operation of the electric heaters or the furnace If an economizer is installed check the unit operating balance with the economizer at full outside air and at minimum outside air Upon completion of the air flow balancing we recommend replacing the variable pitched motor shea...

Page 12: ...g drive Recheck set screws and belt tension after 24 hours service NOTE Future adjustments should be made by loosening the belt tension and increasing or decreasing the pitch diameter of the sheave by half or full turns as required Readjust belt tension before starting drive C B VL VM NOTE Do not operate sheave with flange projecting beyond the hub end REFRIGERATION SYSTEM The unit is equipped wit...

Page 13: ...mperature drops too low For 25 ton models The 25 ton units are equipped with a control that shuts off one condenser fan when the outdoor temperature is 44 F or below This is to assist low ambient cooling down to 24 An optional Low Ambient kit LAKT05 is required below 24 which will enable reliable cooling to occur to a minimum ambient temperature of zero F It is recommended that all single speed mo...

Page 14: ...AIR FILTER INSTALLED IN THE RETURN AIR SYSTEM Every application may require a different frequency of replace ment of dirty filters Filters must be replaced at least every three 3 months during operating seasons Dirty filters are the most common cause of inadequate heating or cooling performance Filter inspection should be made at least every two months more often if necessary because of local cond...

Page 15: ... 9570 4 08 9197 3 82 8702 3 51 0 6 9038 3 82 8460 3 46 7949 3 14 0 8 8171 2 93 7630 3 70 7068 2 79 1 0 7901 2 85 7203 3 42 1 2 7344 4 35 DCC240 STANDARD BELT DRIVE includes 2 speed models at high speed ESP In H2O TURNS OPEN 0 1 2 3 4 5 6 DCC180 STANDARD BELT DRIVE includes 2 speed models at high speed ESP In H2O TURNS OPEN 0 1 2 3 4 5 6 CFM BHP CFM BHP CFM BHP CFM BHP CFM BHP CFM BHP CFM BHP 0 2 1...

Page 16: ...BHP CFM BHP CFM BHP CFM BHP CFM BHP 1 0 9090 5 79 8297 5 06 7479 3 62 1 2 8774 5 60 7914 4 83 6989 4 07 1 4 8471 5 43 7549 4 63 1 6 8209 6 14 7194 4 45 1 8 7967 6 02 6883 5 01 2 0 6594 4 87 DCC240 HIGH STATIC BELT DRIVE ESP In H2O TURNS OPEN 0 1 2 3 4 5 6 DCC180 HIGH STATIC BELT DRIVE ESP In H2O TURNS OPEN 0 1 2 3 4 5 6 CFM BHP CFM BHP CFM BHP CFM BHP CFM BHP CFM BHP CFM BHP 0 6 11409 7 12 0 8 103...

Page 17: ...URE DROP SCFM 4500 5000 5500 6000 6500 7000 7500 8000 8500 9000 9500 10000 In WG 0 15 0 18 0 22 0 27 0 32 0 37 0 42 0 48 0 55 0 61 0 69 0 76 Airflow Pressure Drop of Downflow Economizer for 15 to 25 Ton Rooftop Units 100 Return Air ...

Page 18: ... 3 3 37 6 45 EHK4 31 34 6 3 3 52 8 60 EHK4 46 52 0 3 3 74 5 80 EHK4 60 69 3 3 3 78 8 90 26 4 35 EHK7 31 28 9 41 4 45 EHK7 46 43 4 59 5 60 EHK7 60 57 8 63 1 70 2 6 29 0 35 EHK7 31 28 9 2 6 44 6 45 EHK7 46 43 4 2 6 62 8 70 EHK7 60 57 8 2 6 66 3 70 57 6 Standard Belt Drive 3 00 4 20 28 8 43 2 57 6 28 8 43 2 57 6 DCC180XXX7B 575 3 60 9 0 78 0 9 0 78 0 3 0 33 0 67 Standard Belt Drive High Speed 3 00 4 ...

Page 19: ...3 5 50 EHK4 31 34 6 51 5 60 EHK4 46 52 0 73 3 80 EHK4 60 69 3 77 6 90 EHK4 75 86 6 94 9 110 3 3 46 8 60 EHK4 31 34 6 3 3 55 6 60 EHK4 46 52 0 3 3 77 4 80 EHK4 60 69 3 3 3 81 7 90 EHK4 75 86 6 3 3 99 0 110 28 8 43 2 57 6 72 0 28 8 43 2 57 6 72 0 1 0 33 0 85 Standard Belt Drive 5 00 6 60 28 8 43 2 57 6 72 0 DCC240XXX4V 460 3 60 16 0 140 0 16 0 140 0 28 8 43 2 57 6 72 0 1 0 33 0 85 High Static Belt D...

Page 20: ... 5 185 173 200 175 EHK3 75 54 1 72 0 150 173 7 2 6 5 185 207 200 225 53 1 70 EHK4 31 34 6 55 0 70 EHK4 46 52 0 76 8 80 EHK4 60 69 3 81 1 90 EHK4 75 86 6 98 4 110 3 3 56 4 70 EHK4 31 34 6 3 3 59 1 70 EHK4 46 52 0 3 3 80 9 90 EHK4 60 69 3 3 3 85 2 90 EHK4 75 86 6 3 3 103 110 53 8 70 EHK4 31 34 6 55 9 70 EHK4 46 52 0 77 6 80 EHK4 60 69 3 81 9 90 EHK4 75 86 6 99 2 110 3 3 57 1 70 EHK4 31 34 6 3 3 60 0...

Page 21: ...MENSIONS B C D A B C D A VERTICAL DISCHARGE TOP VIEW 21 60 7 48 22 NOTE 15 20 ton models have 3 fans 25 ton models have 2 fans Model A B C D 15 Ton 20 Ton 133 1 2 88 7 32 50 9 32 5 5 32 25 Ton 133 1 2 88 7 32 53 9 32 5 5 32 ...

Page 22: ...POWER SOURCES MAY BE PRESENT FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE PERSONAL INJURY OR DEATH Wiring is subject to change Always refer to the wiring diagram on the unit for the most up to date wiring WIRING DIAGRAMS DCC180 DCC240 208 230 460 575 3 60 1 SPEED APPENDIX D WIRING DIAGRAMS ...

Page 23: ...UNIT MULTIPLE POWER SOURCES MAY BE PRESENT FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE PERSONAL INJURY OR DEATH Wiring is subject to change Always refer to the wiring diagram on the unit for the most up to date wiring DCC180 DCC240 208 230 460 575 3 60 1 SPEED WIRING DIAGRAMS ...

Page 24: ...unit for the most up to date wiring HIGH VOLTAGE DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT MULTIPLE POWER SOURCES MAY BE PRESENT FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE PERSONAL INJURY OR DEATH WIRING DIAGRAMS DCC180 DCC240 208 230 460 575 3 60 2 SPEED ...

Page 25: ...UNIT MULTIPLE POWER SOURCES MAY BE PRESENT FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE PERSONAL INJURY OR DEATH Wiring is subject to change Always refer to the wiring diagram on the unit for the most up to date wiring WIRING DIAGRAMS DCC180 DCC240 208 230 460 575 3 60 2 SPEED ...

Page 26: ...ELAY BC EBTDR PLM OPTIONAL HIGH VOLTAGE BLOWERRELAY COMPRESSORCONTACTOR RELAY CCR COMPRESSORCONTACTOR CONDENSERMOTOR COMPRESSO R ECONO MIZER EVAPORATOR MOTOR HIGHPRESSURESWITCH LOW PRESSURESWITCH POWER DISTR IBUTIONBLOCK FEMALEPLUG CONNECTO R LOW VOLTAGE TERMINALBLOCK1 CONT ROL TRANSFOR MER LINEVOLTAGE 24VAC CC CM COMP ECON EM HPS LPS PB PLF TB1 TR1 COMPONENT LEGEND LOW VOLTAGE LIN E VOLTAGE FIELD...

Page 27: ...IS UNIT MULTIPLE POWER SOURCES MAY BE PRESENT FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE PERSONAL INJURY OR DEATH Wiring is subject to change Always refer to the wiring diagram on the unit for the most up to date wiring WIRING DIAGRAMS DCC300 208 230 460 575 3 60 1 SPEED ...

Page 28: ...ECON PLM TO ECON PLF 3 TB3 LOW VOLTAGE TERMINAL BLOCK 4 TERMINALS FOR 24VAC PWR RD BK BR WIRE AND 6 TERMINALS FOR 24VAC COM BL WIRE 4 CONNECTIONS SHOWN ARE FOR 1 STAGE HEAT OPERATION WHEN 2 STAGE OPERATION IS REQUIRED REMOVE WH JUMPER WIRE CONNECTING W2 TO W1 ON TB1 5 IF OPTIONAL SMOKE DETECTOR IS INSTALLED REMOVE RD JUMPER WIRE CONNECTING S1 TO S2 ON TB1 AND MAKE THE FOLLOWING WIRE CONNECTIONS RD...

Page 29: ...29 WIRING DIAGRAMS FOR MODELS WITH DDC CONTROLS For complete information and installation instructions for models with DDC controls see manual DK DDC TGD XXX ...

Page 30: ...LAME SENSE PLM MALE PLUG CONNECTO R L1 L2 L3 T1 T2 T3 COMP 1 BM L1 L2 L3 T1 T2 T3 RD GY BL YL RD BL BK OR RD YL BK OR GY OR RD OR RD YL BK CCAS1 BC1 BC 2 CC1 PB CCH1 GR L1 L2 L3 GR 5 GND L2 L3 L1 L1 L2 L3 LINE VOLTAGE RD 7 L1 L2 L3 T2 T3 CB2 LOW SPEED L1 L2 L3 T1 T2 T3 CB1 HIGH SPEED L1 L2 L3 T1 T2 T3 RD BK RD BK OR LINE VOLTAGE TR1 4 2 3 BK OR RD OR BK BK RD OR OR OR K B Y G BK BK CF1 CF3 BR PU P...

Page 31: ...ING DIAGRAM DCC 180 240 B DDC SPC TMP SUPPLY AIR TMP SPC HUM COMP PRESS 1 BLOWER STAGE 1 COMP PRESS 2 SPC SLIDE ADJ RMT STRT STP t 0140L05762 A NOTES 1 REPLACEMENT WIRE MUST BE SAME SIZE AND TYPE OF INSULATION AS ORIGINAL AT LEAST 105 C USE COPPER CONDUCTORS ONLY USE N E C CLASS 2 WIRE FOR ALL LOW VOLTAGE FIELD CONNECTIONS IF OPTIONAL SMOKE DETECTOR IS INSTALLED REMOVE RED JUMPER WIRE CONNECTIONS ...

Page 32: ...TMP SUPPLY AIR TMP SPC HUM COMP PRESS 1 BLOWER STAGE 1 COMP PRESS 2 SPC SLIDE ADJ RMT STRT STP t 0140L05824 A NOTES 1 REPLACEMENT WIRE MUST BE SAME SIZE AND TYPE OF INSULATION AS ORIGINAL AT LEAST 105 C USE COPPER CONDUCTORS ONLY USE N E C CLASS 2 WIRE FOR ALL LOW VOLTAGE FIELD CONNECTIONS IF OPTIONAL SMOKE DETECTOR IS INSTALLED REMOVE RED JUMPER WIRE CONNECTIONS TB1 XS TO TB1 ES DISCHARGE AIR TEM...

Page 33: ...7 B V DDC GR GREEN WIRE CODE BL BLUE PU PURPLE PK PINK WH WHITE BK BLACK RD RED BR BROWN OR ORANGE YL YELLOW GY GRAY BLOWER CONTACTOR BC COMPRESSOR CONTACTOR COMPRESSOR ECONOMIZER HIGH PRESSURE SWITCH POWER DISTRIBUTION BLOCK FEMALE PLUG CONNECTOR TERMINAL BLOCK 24V SIGNAL CC COMP ECON HPS PB PLF TB COMPONENT LEGEND CIRCUIT BREAKER CB GND BCS BLOWER CURRENT SWITCH CFS CLOGGED FILTER SWITCH DAT DIS...

Page 34: ... tension and alignment per installation instructions Check refrigerant piping for rubbing and leaks Repair if necessary Check unit wiring to ensure it is not in contact with refrigerant piping or sharp metal edges Check all electrical connections and terminals Tighten as needed Verify that the crankcase heaters have been energized for 24 hours Verify the scroll compressor s are rotating in the rig...

Page 35: ...r Amps Blower Amps Condenser Fan Amps ELECTRICAL Total External Static Pressure Blower Wheel RPM TEMPERATURES Outdoor Air Temperature Return Air Temperature Cooling Supply Air Temperature Discharge Circuit 1 Heating Supply Air Temperature PRESSURES Gas Inlet Pressure Gas Manifold Pressure Suction Circuit 1 Suction Circuit 2 Discharge Circuit 2 Superheat Orifice System Superheat Orifice System Subc...

Page 36: ...36 2013 2015 2017 5151 San Felipe St Suite 500 Houston TX 77056 www daikincomfort com Our continuing commitment to quality products may mean a change in specifications without notice ...

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