Rinnai AH083CP Installation And Operation Manual page 26

Refer to section "4.6 Thermostat Requirements"
for complete thermostat installation
requirements.
1. Mount the thermostat approximately 5 ft.
(1.5 m) from the floor and close to, or in, a
frequently used room, preferably on an
inside partitioning wall or a section of wall
without pipes or duct work.
2. Connect the thermostat to the air handler.
Follow the wiring diagrams in the next
section: "5.4.1 Thermostat Wiring
Diagrams."
NOTE
For thermostat wiring with the Domestic Priority
Switch, refer to section "5.6.6 Air Handler and
Thermostat Wiring."
3-Speed PSC Motor
Maximum allowable current draw from power-
stealing thermostats or other accessories is 18
mA. Exceeding this value may cause the air
handler control board to operate abnormally.
Hot Water Heat Only Application
Thermostat
RED
R
GRN
G
WHT
W
26
Air Handler
R
G
W
Hydronic Air Handler Installation and Operation Manual
Cooling Application with Hot Water Heat
Thermostat
RED
R
GRN
G
WHT
W
YEL
Y1
Y2
YEL /
BLU
Heat Pump Application with Hot Water Heat
Thermostat
Air Handler
RED
R
GRN
G
BLU
C
WHT
W
ORG
O
YEL
Y1
Y2
YEL /
BLU
NOTE: Connect common (C) wire only if required. See
thermostat installation instructions for more information.
Air Handler
R
G
Condensing
W1
BLU
C
Y1
Y2
Condensing
Unit
R
R
G
C
C
W
W
O
Y1
Y1
Y2
Y2
Unit
C
Y1
Y2