Lux Products TX9000TS Installation And Operating Instructions Manual page 11

4 WIRE HEATING AND COOLING SYSTEM
W Y
AC
HEAT
COMPRESSOR
5 WIRE SYSTEM HEATING AND COOLING - 2 TRANSFORMERS
W Y
HEAT COOLING
SINGLE STAGE HEAT PUMP SYSTEM
W Y
ADD
JUMPER
HEAT
PUMP
*"B" OR "O" BUT NEVER BOTH
SYSTEM COMMON
G B O
FAN
SYSTEM COMMON
G B O
24 VOLT
FAN
COOL
TRANSFORMER
120 VAC
SYSTEM COMMON
G B* O*
CHANGEOVER CHANGEOVER
FAN
HEAT
11
RC-RH
JUMPER PROVIDED
RC RH C
OPTIONAL
24 VOLT
SYSTEM
TRANSFORMER
120 VAC
RC-RH
JUMPER REMOVED
RC RH C
OPTIONAL
24 VOLT
HEAT
TRANSFORMER
120 VAC
RC-RH
JUMPER PROVIDED
RC RH C
OPTIONAL
24 VOLT
SYSTEM
COOL
TRANSFORMER
120 VAC