Daikin DBG Series, Service Instructions Manual

Page: 107 / 108

UNIT WIRING DIAGRAMS
107
HI
G
H V
O
LT
A
G
E!
DI
SCO
NNE
CT
AL
L
PO
W
ER BE
FO
RE
S
ERV
ICI
NG
O
R I
NS
TA
LL
IN
G
T
HI
S
U
N
IT
. M
U
LT
IPL
E PO
W
ER
SO
U
R
C
ES M
AY B
E P
R
ESEN
T.
F
A
IL
U
R
E
TO
DO
S
O
M
AY
CAUS
E P
RO
PE
RT
Y DAM
AG
E,
P
ERS
O
NAL
INJ
UR
Y O
R DE
AT
H
.
Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
DBG300XXX(3,4,7)V***AB
YL
BL
BL
BL
RD
GR
RD
RD
0140L04765 -A
1 3
4 2
CC1
CMC1
CC2
CMC2
1
2
3
4
1
2
1
2
3
4
1
2
AUX2-I
OCC
E-GND
EXH1
AUX1-O
Y2-I
Y2-O
Y1-I
C
R
Y1-O
1
2
MAT
MAT
1
2
OAT
OAT
1
2
S-BUS
S-BUS
1
2
3
1
2
3
4
IAQ 2-10
IAQ COM
IAQ 24V
ACT COM
ACT 24V
GRD
LUG
MAS
OD ENTH
ECON
ACT
ECON PLM
ECON MODULE
ECON
PLF
ECON SHRT
PLM
PLM 3
PLF 3
CCR1
TB3
PU
BL
BL
PU
YL
BL
TB3
BL
SUPPLY (LINE)
VOLTAGE
24 VAC
TR1
2
2
CONTROLS DIAGRAM
DCG300***(3,4,7) V
2SPD EM
3
3
HPS1 LPS1
HPS2 LPS2
PU
YL
PU
YL
PU
YL
PU
5 6
1 3
4 2
CCR2
5 6
1
2
3
FM1
1
2
1
2
1
2
3
FM2
1
2
1
2
-t°
-t°
1
2
3
1
2
1
2
-t°
1 3
4 2
LAR
5 6
LAM2
T1
T2
LAT
T6
LA CMC
1
2
3
1
2
1
2
-t°
LAM1
1 3
4 2
CMR
5 6
BK
BK
BK
BK
BL
BL
OR
BK
YL
BK
RD BL
BL
WH
WH
BL
GY
WH
WH
OR
OR
WH
WH
BL
BR
OR
OR
WH
WH
RD
RD
RD
RD
BL
BK
BL
BR
1 2 3
1 2 3
THERMOSTAT WIRING
Y1
TB1
W
G
W
PK
RD
Y1
R
OR
BL
GR
C
2 STAGE COOLING
WH
O
O
Y2
C
G
R
YL
PK
RD
OR
BR
STAT
Y2
R C S1
S2 YI Y2 G W1 W2
TB1
FIELD
CONTROL
WIRING
CLASS 2
SEN2
SEN1
7
18
8
17
6
16
B
R
Y
Y
AUX B
AUX A
10
9
B
R
Y
Y
SENSOR 1
SENSOR 2
B
R
Y
Y
B
R
Y
Y
SMOKE DETECTOR
4
BR WH GR RD PU
PU
YL
YL
BK
5
BL RD
RD
YL
BL
RD
YL
BL
BL
YL
YL
PU
PU
BL
OR
PU
BL
GY
YL
YL
PU
YL
PU
PU
GR
PU
PU
1. REPLACEMENT WIRE MUST BE SAME SIZE AND TYPE OF
INSULATION AS ORIGINAL (USE COPPER CONDUCTORS ONLY).
2. IF OPTIONAL ECONOMIZER IS INSTALLED, REMOVE ECON SHRT
PLM AND CONNECT 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 WIRE TO S1,BR WIRE TO TB3 (24V/PWR),BL WIRE
TO TB3 (24V/COM).
NOTES:
BL
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
YL
WH
RD
1
2
3
4
5
6
7
8
9
RD
GY
BL
YL
PU RD
6. IF LOW AMBIENT KIT IS INSTALLED, CONNECT GY WIRE FROM LAM2-3
TO CMR-4. ALSO CONNECT BL COM WIRES FROM LAT-T6 AND LAM2 -2
TO TB3 (24V COM).
RD
OR
6
BL
GY
BL
BL
ECON OPTION
LOW AMB
OPTION
BL
PU
PU
SMK DET
OPTION
BK
RD RD
RD
GY
GY
YL
RD
RD
BL
OR
BR
GR RD RD PU
YL
PU BR WH
GR RD
RD RD
BC2
LOW SPEED
BC1
HIGH SPEED
BL
BL
BR2
BL
YL PU
WH
YL
GR
PU
BL
BL
1 3
4 2
5 6
BR1
1 3
4 2
5 6
BK
BK
BK
GR
BL
BR
BR
BL
BL
YL
BR BR
BK
GR
GR
BL
YL
YL
YL
BL
GY
OR
WH
WH
WH YL
YL
BL
YL
OR
BK
PU
BL
BL
BL
YL
BK
BL
BL
BL
BL
BL
BL
1
HEAT
24V
24V COM
GV
LIMIT
SW
PRESSURE
SW
G IN
PRESSURE
SW
3A
IIC
R
W IN
Y IN
COMP OUT
L2
D1
FS
PS
ALS
LS
RS
1ST STG COM
2ND STG
GV
RD
RD
GR
WH
RD
BL
L1
L2
BL
FS VMR
GY BL
BL
GY
RD
RD
YL
YL
YL
YL
PU
PU
GR
GR
RD
BL
BL
YL
WH
GR
BR
BR
YL
YL
RD
PU
2
3
4
5
6
7
8
9
10
11
12
1
2
3
4
5
6
7
8
9
10
11
12
BL BL
COOL
RD
RD
24
V
A
C
/D
C
PK
GR
BL
BL
BL
BL
RD
RD
PU
BL
PU
WH
WH
WH
WH
BR
BR
WH RD GR
RD
GR YL
YL
BL
GY
WH
WH
WH
WH
WH
RD
YL PU
WH
WH
WH
BR GR RD PU
YL
YL
RD RD
5
PU
6
YL YL
BK BK
OR
BR GR
BR
YL
WH
YL GR YL
RD
BL
GR
PLF PLM
PLF PLM
PLF PLM
PLF PLM
7
7. LAT ON/OFF TIME SETTINGS :
ON - TIME (LEFT COLUMN) : 2,8 = ON
OFF - TIME (RIGHT COLUMN) : 8 = ON
ALL - OTHER DIP SWITCHES = OFF