69-1598
3
T8034C HEATING/COOLING THERMOSTATS
H1
TEMP. FALL
C1
L1
(HOT)
L2
1
1
2
2
POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED.
JUMPER 1-Y FOR GAS OR OIL FORCED WARM AIR HEATING WITH CONVENTIONAL COOLING.
JUMPER 1-2 FOR CENTRAL ELECTRIC HEATING WITH CONVENTIONAL COOLING.
IF JUMPER IS NOT CONNECTED THERMOSTAT WILL NOT ENERGIZE FAN IN AUTO POSITION.
HEAT RELAY
COMPRESSOR
CONTACTOR
FAN RELAY
FAN SWITCH
ON
AUTO
COOL
OFF
HEAT
COOL
OFF
HEAT
SYSTEM
SWITCH
C1
ANTICIPATOR
H1
ANTICIPATOR
M1034F
W
2
1
Y
G
R
Fig. 5. Internal schematic and typical hookup for T8034C in gas- or oil-fired or central electric heat systems.
M2297
POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED.
DEFROST RELAY
SYSTEM
SWITCH
HEAT
OFF
COOL
FAN
SWITCH
AUTO
ON
H1
TEMP. FALL
C1
ANTICIPATOR
FAN RELAY
HEAT
OFF
COOL
C1
H1
ANTICIPATOR
G
R
P
L1
(HOT)
L2
1
CHANGEOVER
RELAY (HEAT)
O
CHANGEOVER
RELAY (COOL)
W
HEAT RELAY
Y
B
COMPRESSOR
CONTACTOR
1
Fig. 6. Internal schematic and typical hookup for T8034C with terminal for defrost relay in heat pump system.