Honeywell DH90 - Choose Correct Wiring Diagram

DH90 Dehumidifier • For HVAC Installer Only
8
Figure 7: Single transformer, conventional system.
Wake
Room
System
Fan
Heat
Auto
AM
DST
Tue
R C W Y G
R R C W Y G
M19994
GF
RC
CC
CH
W
GT
W8150A
HVAC
Wake
Room
System
Fan
Heat
Auto
AM
DST
Tue
W R
HVAC
COOLINGHEATING
R C C Y G
R R C W Y G
M19995A
GF
RC
CC
CH
W
GT
NOTE:
REMOVE FACTORY
INSTALLED JUMPER
BETWEEN Cc AND CH
ON W8150.
W8150A
Figure 8: Dual transformer, conventional system.
6.1 Choose the correct wiring diagram based on HVAC system
Figure 9: Multi-stage conventional system.
Wake
Room
System
Fan
Heat
Auto
AM
DST
Tue
W 1 CR W 2 Y 1 Y 2 G
W 1 CR C R W 2 Y 1 Y 2 G
M19996
GF
RC
CC
CH
W
GT
HVAC
W8150A
Wake
Room
System
Fan
Heat
Auto
AM
DST
Tue
R C Y G O
R C R W Y G O/B
M19997A
GF
RC
CC
CH
W
GT
HVAC
W8150A
Figure 10: Wiring heat pump without emergency heat.