![background image](http://html.mh-extra.com/html/carrier/py4g-b-series/py4g-b-series_installation-instructions-manual_2561457025.webp)
25
DH
DH
DH
DH
DH
DH
DH
DH
Shunt in no
dehumidification
position
Shunt in
dehumidification
position
A14399
Fig. 17 -- Single Phase IGC Board
COM
LOW
HIGH
GAS
HEAT
Q1
R1L
C8
RL3
Q3
DCR
QCR
QC1
G1
G2
A7
D4
D6
C2
OILL
R9
AB A15
C4
C9
C0
R4
RL4
C7
R2
R3
R5 R6
QCB
Y
Y
R
U
C 24VAC
JW1
P2
P1
W2
Y2/
Y1/
Y
DH
G
C
R
SSTZ-8
P3
SDL
24V
A
C/R
CDM/C
F1
QC6
QC7
QC4
QC3
K2
K1
D2
RI0
RI2
JM6
RI
DL
JM5
U1
C3
D3
D5
JW3
JW2
JW4
JW7
3 AMP
C
A09058
Fig. 18 -- Interface Fan Board (IFB)
PY4G
Summary of Contents for PY4G B Series
Page 4: ...4 A190121 Fig 3 24 36 Unit Dimensions PY4G ...
Page 5: ...5 A190122 Fig 4 42 60 Unit Dimensions PY4G ...
Page 16: ...16 A150502 Fig 14 208 230 1 60 Connection Wiring Diagram PY4G ...
Page 17: ...17 A150510 Fig 14 Cont 208 230 1 60 Ladder Wiring Diagram PY4G ...
Page 18: ...18 A150508 Fig 15 208 230 3 60 Connection Wiring Diagram PY4G ...
Page 19: ...19 A150511 Fig 15 Cont 208 230 3 60 Ladder Wiring Diagram PY4G ...
Page 20: ...20 A150509 Fig 16 460 3 60 Connection Wiring Diagram PY4G ...
Page 21: ...21 A150512 Fig 16 Cont 460 3 60 Ladder Wiring Diagram PY4G ...