Daikin DBG Series Service Instructions Manual page 99

UNIT WIRING DIAGRAMS
CLASS 2
W1 G
W2
WH
WH
WH BR GR RD
WH
WH BR GR RD
WH BR GR RD
WH
WH
WH
WH BR GR RD
BL BR WH
3 4
1 2
HEAT PLF
NOTES:
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).
Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
THERMOSTAT WIRING
FIELD
2 STAGE COOLING
CONTROL
WIRING
WH
W
G GR
TB1
R
RD
4
R Y2 YI
S2 S1 C
YL
Y1
5
PK PK
Y2
RD
BL
C
OR OR
YL O
BK
PU YL RD BL
TB1
BL
RD
CCR1
4 2
RD
5 6
YL
1 3
BK
3
TB3
RD RD RD
CCR2
YL
YL 4 2
OR BR
5 6
PU
PU 1 3
YL
CMR
PU
4 2
RD
YL
5 6
BL
RD
1 3
BR2
4 2
PU YL
YL
PU YL RD RD PU YL
WH
5 6
YL BL
1 3
BL
GR
PU YL GR
1
3 2
PLM 3
2 1 3 PLF 3
YL RD RD PU
PU YL GR
BL
LAR
RD
4
YL
BK
5 6
OR
1 3
OR
BK
YL
RD
RD GR GR
RD
EBTDR
RD XFMR-R
XFMR-C
RD 3A
R
SPEE DUP
GR
G
GR
PU
(NC)
COM 6
RD
(NO)
WH
GR
PU RD
BL
5 6 7 9
8
SMOKE DETECTOR
Y Y
BL
10
Y
Y
W
PK
SENSOR 1 SEN1
9
R
R
G
RD
B B
16
AUX A
R
BR
Y Y
6
Y1
Y Y
SENSOR 2
SEN2
17
Y2
R R
8 B B
AUX B
C
18
O
SMK DET
7
STAT
OPTION
HPS1
BK
OR
YL
YL
BL
BL
YL FM1 PLF
RD
1
BL
1
2
BL
RD
2
OR
3
BK
BK
HPS2
BL BL
PU PU
BL
FM2 PLF
BL
PU
OR
1
BL
2
OR
BR
3
BL
BL
YL
PU
GY
PU
GY
LAM1 PLF PLM
GY
PU
BK
1
1 1
BL
2
BK
GY
2 2
3
BL
GR
BR1
GR
4 2
BK
BR
5 6
YL BL
1 3
BL BL
BR
BK
BL
ECON ECON SHRT
PLF
PLM
2
ECON PLM
2
YL
YL
1
1 1
PU
PU
2 2 2
PU
PU
3 3 3
YL
YL
4 4 4
BL
5 5 5
GR
6 6 6
7
7 7
WH
8 8 8
RD
9 9 9
BL
LAM2
PLF PLM
OR
1 WH
1 1
BL
2 2
GY
WH
2 2
3
BL GY
LAT
BK BL
BL
T6 8
T1
YL
T2
8
BL
9
RD
BL
BL
C
7
BL
M1
M2
BL
6. EBTDR RELAY ENERGIZES 7 SEC AFTER 24VAC IS APPLIED TO "G". THE RELAY DE-ENERGIZES
65 SEC AFTER 24VAC IS REMOVED FROM "G".
7. EBDTR RELAY DELAYS WILL DECREASE TO APPROX 3-5 SEC
WHEN "SPEEDUP" IS SHORTED TO "C".
8. 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).
9. LAT ON/OFF TIME SETTINGS :
ON -TIME (LEFT COLUMN) : 2,8 = ON
OFF -TIME (RIGHT COLUMN) : 8 = ON
ALL OTHER DIP SWITCHES = OFF
DBC300XXX(3,4,7)V***A*
TB3
SUPPLY (LINE)
3
VOLTAGE
GR
TR1
RD BL
BL
24 VAC
BL
LPS1
CC1
YL YL
BL
YL
PLM
WH
RD
1
WH
RD
2
-t°
LPS2
CC2
PU PU BL
PU
BL
PLM
WH
OR
1 1
WH
OR
2 2
-t°
BL
CMC1
GY BL
BL
CMC2
BL
PU
BL
BK WH
BK WH
BL
-t°
BL
BC2
LOW SPEED
BL
BR
BL
BC1
HIGH SPEED
BL
BK
BR
BK
BL
GRD
LUG ECON MODULE
1 MAT 1
MAS
2
AUX2-I MAT 2
3
OCC
4 OAT 1
E-GND
OAT 2
1 EXH1
2 AUX1-O S-BUS 1
OD ENTH
S-BUS 2
1 Y2-I
2 Y2-O IAQ 2-10 1
3 Y1-I 2
IAQ COM
4 Y1-O IAQ 24V 3
ECON
1 C 1
ACT COM ACT
2 R ACT 24V 2
3
4
ECON OPTION
BL
LOW AMB
OPTION
WH
WH
WH
WH
-t°
LA CMC
BL
RD
BL
CONTROLS DIAGRAM
DCC300***(3,4,7) V
2SPD EM 0140L04764-A
99