Saswell SAS6000UTK-7-WIFI - Page 14

13
2H/1C Heat Pump (with auxiliary heat) 3H/2C Heat Pump (with auxiliary heat)
【1】 Power supply
【2】 Remove jumper for 2-transformer system
【3】 Optional 24VAC common connection
【4】 Common connection must come from cooling transformer
【5】 If L terminal is used, 24VAC common (terminal C) must be connected
【6】 Install field jumper between Aux and E terminals if there is no emergency heat relay
L
Equipment monitor
【
5
】
RC
Power 【1】
RH
(RH+RC joined by jumper)
Y
Compressor relay
E
Emergency heat relay
【
6
】
Aux
Auxiliary heat relay (Heat 2)
【
6
】
O/B,O:
Changeover valve energized in heating
B:
Changeover valve energized in cooling
G
Fan relay
C
24VAC common
S1/S2
Remote sensor
L
Equipment monitor
【
5
】
RC
Power
【
1
】
RH
(RH+RC joined by jumper)
Y
Compressor relay
E
Emergency heat relay 【6】
Aux
Auxiliary heat relay (Heat 2)
【
6
】
O/B,O:
Changeover valve energized in heating
B:
Changeover valve energized in cooling
Y2
Compressor relay 2
G
Fan relay
C
24VAC common
S1/S2
Remote sensor