Bryant 604D--A - Manual (Page 21)

21
COMPRESSOR
ACCUMULATOR
OUTDOOR COIL INDOOR COIL
LCS
LEGEND
HPS – High Pressure Switch
LCS – Loss of Charge Switch
Accurater ® Metering De vice
Arrow indicates direction of flo w
TXV in Metering
Position
Bypass
Position
HP S
C03011
Fig. 14 -- Typical Heat Pump Operation, Cooling Mode
HIGH LOW COM
QC5 QC4 QC3
KZ KL
07 09 08 0L0 ALO R13 C8 R11 Q1
Q3
D2
AL2
DCR QCR
QC1
C
RL
01 G1
G2
Z1
A7 R9 AB A15
C4
C9
C0
QIL Z2 06 04
U1
C3 R4 RL4
JWZ
C7
D5 D3
R3 R5 R6
R2
JW5
QCB
Y R W2 Y C W3 W3 W2 W2 C
JW4
P2 JW3
P4
P1
W2 W3 Y2 Y1
Y DH G C R
SSTZ-8
P3
SDL
24V
AC/R
3AMP
CDM/C
F1
STD DEHUM
A09059
Fig. 15 -- Interface Fan Board (IFB)
COMPRESSOR
ACCUMULATOR
OUTDOOR COIL INDOOR COIL
LCS
LEGEND
HPS – High Pressure Switch
LCS – Loss of Charge Switch
Accurater ® Metering De vice
Arrow indicates direction of flo w
Position
HP S
TXV in Bypass
Metering
Position
C03012
Fig. 16 -- Typical Heat Pump Operation, Heating Mode
604D
--
--
A