Choose Correct Wiring Diagram - Honeywell DH90 Installation Manual

DH90 Dehumidifier • For HVAC Installer Only
6.1 Choose the correct wiring diagram based on HVAC system
HVAC
R C W Y G
R R W Y G
C
System
Heat
AM
Fan
Tue Room
Wake DST
Auto
Figure 7: Single transformer, conventional system.
Figure 8: Dual transformer, conventional system.
HVAC
HEATING COOLING
R C W R C Y G
R R W Y G
C
System
Heat
AM
Fan
Tue Room
Wake DST Auto

W8150A
G
F
R
C
C
C
C
H
W
G
T
M19994
W8150A
G
F
R
C
C
C
C
H
W
G
T
M19995A
HVAC
R C W W Y Y G
1 2 1 2
R R C W W Y Y G
C 1 2 1 2
System
Heat
AM
Fan
Tue Room
Wake DST Auto
Figure 9: Multi-stage conventional system.
Figure 10: Wiring heat pump without emergency heat.
HVAC
R C Y G O
NOTE:
R R W Y G O/B
C
REMOVE FACTORY
System
INSTALLED JUMPER Heat
AM
Fan
Tue Room
BETWEEN Cc AND C
Wake DST Auto
H
ON W8150.
W8150A
G
F
R
C
C
C
C
H
W
G
T
M19996
W8150A
G
F
R
C
C
C
C
H
W
G
T
M19997A