Installation guide

INDOOR UNIT (_)
TB
J6J7 J8
BLK _
EL-
Jt8 _-i
;,l_o _ '"
)R --"
/
--5 K5 H.L T.V ED --'
I
. __'.j
t2 Jt4 +12V RED --
S_E_PE -12V L_J
oTo_ r_lj1 t J5
+30V WH
/ _:1 K8 ........I
I
j K7 FAN 3 BLK
TAC 671 Main J3
TAC672 B
TAC 678 control
51302523981-A
RED +30VDC
_LK DC R _ BLDC
_EL vsP MOTOR
II
GND
I I
II
! !
II
L1 NJ.._
115 VAC
Mains AC Supply
BLK
Jt
;673 II I K_ i
@
Models 2 X 09 / 2 X 12 Wiring Diagram Heat pump
OUTDOOR UNIT
@ TH3 TH3
RVS RVS @
TB 1
BLK
BL K IITB1TB1 J 1
*BLUE HLTV II[_-J.[_'_ _
*BLUE ..... __ Jll_l_ _%_ "1 I_
TB
TAC 673
Relay Board
j COMP.
*OR
(9
GREEN
GREEN
= COMP. @
GND
*_G_yEL-L
N BLUE = _ DC Out (+}
• DC RTN (*)
LI BR • 30VDC
_*GREEN _
FAN FAN
MOTOR MOTOR
INDOOR UNIT O
TH3
4===
(9
TB
_E_D -- RE HLT.V
..... I=
L--J ----" _PJ L RVS
Jt BLK -t2V
+30V WH
"{EL VSp FAN 2 RE_
BL
MOTOR BL_J L_ l FAN 3 BL'
J8 J7 J6
Jt8
K6[-5
Ks[- 5
i_'_j
-_,,-_
Jll t'_]i1 MOTOR
KB [-5
K9 r-5
K7 _-J
TAC 671 Main
Board
TAC 670 control
LEGEND
CC -Compressor Capacitor
COMP*Compressor
FC *Fan Capacitor
GND _Ground
RVS -ReversingVa_ve Sqe_o_d
HLTV -Heating Low Temp.Va_ve
TB -Terminal Block
BLDC • br_shtess DC
TH 1 -Return air sensor
TH 2 qndoor coil sensor
TH 3 _Outdoor coilsensor
(_ - indoor unit I circuit
v
(_ *indoor unit 2 circuit
** -16 AWG
** -14 AWG
* -12 AWG
ALL OTHERWIRES 18 AWG
o * Splice
• * Term}na_ (Unmarked)
-- Factory Widng
...... Field Control Wiring
_._ Fie}d Power Wiring
Fig. 13 System Wiring Schematic 40BNQ009, 40BNQ012 FAN COIL WITH 38BCQ018, 38BCQ024 Condensing Unit