![](http://pdfasset.owneriq.net/5/81/581d743c-0ee6-4884-b2d7-1f16fb032b6a/581d743c-0ee6-4884-b2d7-1f16fb032b6a-bge.png)
14
RC GRH YW2 W1A OBC
TYPICAL 24V, 5 WIRE, HEAT PUMP SYSTEMS
WITH 2 STAGE HEAT AND 1 STAGE COOL
FAN
SYSTEM
XFMR
HEAT
PUMP
UNIT
CHANGE-
OVER
VALVE
** Use “O” or “B”
Terminals, Never Both
AUXILIARY
HEAT
RC
R
5
W2 G
F
Y
C*
6
C
BO
O
P
T
I
O
N
A
L
#7
Factory Supplied RH-RC
Jumper Wire Installed
Customer Supplied
Jumper Wire Installed