Figure 5
7
REVERSING
VALVE*
RELAY
FAN
R
O
C
B
G
RELAY
AUX HEAT
TRANSFORMER
24VAC
1
2
3
4
5
6
7
8
W2
Y
RELAY
COMPRESSOR
RELAY
FAULT
X2
X1
24VAC "HOT"
24VAC "COMMON"
HEAT PUMP SYSTEM
RC-100
W2
B
Y
C
O
G
R
L
24VAC "HOT"
FAN
ENERGISED
IN COOL MODE
ENERGISED
IN HEAT MODE
24VAC "COMMON"
COMPRESSOR
AUX HEAT
NOT USED
(DEFROST AND OTHER CIRCUITRY NOT SHOWN)