551b ,c – Bryant 551C User Manual
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CB
— Circuit Breaker
CR
— Cooling Relay
DHR
— Dehumidify Relay
DSV
— Discharge Solenoid Valve
HR
— Heater Relay
LPS
— Low Pressure Switch
LSV
— Liquid Solenoid Valve
LTLO
— Low Temperature Lockout
Field Splice
Terminal (Unmarked)
Splice
Factory Wiring
Field Control Wiring
Field Power Wiring
LEGEND
C06128
Fig. 15
--- Typical Perfect Humidityt Adaptive Dehumidification System
Humidistat Wiring (208/230--V Unit Shown)
ROOF TOP UNIT
R
C
Y1
Y2
G
W1
W2
PINK
PINK
RED
24 V
FROM
PERFECT HUMIDITY SYSTEM
LLSV
R1
TSTAT WIRES
LCT
R
C
Y1
Y2
G
W1
W2
DEHUM
OC
R1
PERFECT HUMIDITY SYSTEM
PINK
LTLO
CB
3.2 AMPS
LEGEND
CB
— Circuit Breaker
LCT — Light Commercial Thermidistat™ Device
LLSV — Liquid Line Solenoid Valve
LTLO — Low Temperature Lockout
C06360
Fig. 16
--- Typical Rooftop Unit with Perfect Humidity
Adaptive Dehumidification System with Thermidistat Device
OUTDOOR
AIR OPENING
PANEL
3 SCREWS
(SIDE)
C06130
Fig. 17
--- Damper Panel with Manual Outdoor--Air
Damper Installed
C06013
Fig. 18
--- Outdoor--Air Hood Details
551B
,C