Honeywell T834C Installation Instructions Manual page 3

T834C
R
1
W
H1
C1
TEMPERATURE
FALL
H1
ANTICIPATOR
1
POWER SUPPLY. PROVIDE DISCONNECT
MEANS AND OVERLOAD PROTECTION
AS REQUIRED.
2
JUMPER 1-Y FOR AUTO FAN IN COOLING ONLY.
Fig. 3. Internal schematic and typical wiring diagram for gas- or oil-fired, or single-stage heat pump systems.
T834C,T8034C HEATING-COOLING TRIPLE FUEL THERMOSTATS
JUMPER
1 2 3
2
G
Y
1
IN ELECTRIC HEAT AND HEAT PUMP APPLICATIONS, JUMPER TERMINALS
1 AND 2 FOR AUTOMATIC FAN CONTROL IN HEATING AND COOLING.
2 IN GAS-AND OIL-FIRED APPLICATIONS, JUMPER TERMINALS 1 AND Y
FOR AUTOMATIC FAN CONTROL IN COOLING.
3
JUMPER W-Y FOR SINGLE STAGE HEAT PUMP APPLICATIONS.
Fig. 2. Jumpering T834C and T8034C terminals for fan control.
FAN SWITCH
AUTO
ON
C1
ANTICIPATOR
SYSTEM
SWITCH
COOL
OFF
HEAT
T8034C
JUMPER
1
FAN RELAY
G
R
O
CHANGEOVER
RELAY (COOL)
2
2
HEAT RELAY
HEAT
W
OFF
COOL
Y
CHANGEOVER
RELAY (HEAT)
B
3
1 2 3
M11341
COMPRESSOR
RELAY
M11342
L1
(HOT)
L2
1
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