Bryant 549J Series Installation Instructions Manual page 9

Table 2 – Heating Mode (each circuit)
Component
Reversing Valve
Check Valve A
Check Valve B
Check Valve C
Check Valve D
LPS/LOC
Filter
Drier
2B
1B
DFT 1
Acutrol
1A
DFT 2
2A
Outdoor Coil
Fig. 5 - - Typical Unit Piping Schematic (with TXV valves on Indoor Coils)
SEAT
5/8" HEX
0.47
Status/Position
De--- energized
Open
Closed
Open
Closed
Cooling Liquid Lines
Reversing
HPS
Comp 2
Heating Mode Liquid Lines
1/2-20 UNF RH
0.596
30°
WASHER
This surface provides a metal to metal seal when
torqued into the seat. Appropriate handling is
required to not scratch or dent the surface.
Fig. 6 - - CoreMax* Access Port Assembly
Table 3 – Defrost Mode
Component
Defrost Thermostat
Outdoor Fan(s)
Reversing Valve
Check Valve A
Check Valve B
Check Valve C
Check Valve D
Valve
Reversing
Valve
HPS
Comp 1
2C
1C
CORE
(Part No. EC39EZ067)
1/2" HEX
O-RING
* CoreMax is a registered trademark of Fastest, Inc.
9
Status/Position
Closed
Off
Energized
Closed
Open
Closed
Open
Acutrol
2D
1D
Indoor Coil
Strainer
45°
DEPRESSOR PER AHRI 720
+.01/-.035
FROM FACE OF BODY
7/16-20 UNF RH
C09228
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