Rheem RXIH-AS06A Installation Manual page 18

Installation Guide
WIRIng
Wire the humidifier according to the diagram that applies to your humidity
12
control.
Follow this diagram if using a mechanical
humidistat.
HVAC
HUM
HUM
R C W Y G
RECOMMENDED
AIR FLOW
SWITCH (AFS)
Factory
R Rc W Y G
installed
jumper
THERMOSTAT
If AFS is used, ensure
DIP 5 is in ON position.
Follow this diagram if using a blower fan dedicated to the humidifier (a fan separate from the HVAC
equipment, as in hydronic or cooling-only applications).
HVAC
R C
AT120
If AFS is used, ensure DIP 5
is in ON position.
69-2307—01
MECHANICAL
HUMIDISTAT
24V
HVAC
24V
POWER
HUM
MASTER
HUM
C
GT
R
RT
GF
EXT
HUMIDIFIER - INTERNAL
M29029
120 VAC
RECOMMENDED
AIR FLOW SWITCH
L1
RELAY
RED 120
VAC
L2
BLACK
MECHANICAL
HUMIDISTAT
HUMIDISTAT
HUM HUM
HUM HUM
HAC HAC
HAC HAC
Follow this diagram to wire Automatic Digital
Humidistat for manual operation.
Set the digital humidistat ISU parameter 10 to 1, and
A
ISU 25 to 2.
For auto-operation: also wire W and G to thermostat
B
W and G.
HVAC
R C W Y G
RECOMMENDED
SWITCH (AFS)
R Rc W Y G
THERMOSTAT
If AFS is used, ensure DIP 5 is in ON position.
24V
24V
HUM
HVAC POWER MASTER
HUM
(AFS)
C
GT
R
RT
GF
EXT
HUMIDIFIER - INTERNAL
16
DIGITAL HUMIDISTAT
B
A
HUM
HUM
R
C
24V
HVAC
24V
AIR FLOW POWER
HUM
MASTER
HUM
C
GT
R
RT
GF
EXT
HUMIDIFIER - INTERNAL
Factory
installed
jumper
Remove Factory
installed jumper
(R/RT)
M29031
M29030