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13

ARCOAIRE/SNYDER GENERAL/COMFORTMAKER

This terminal must be connected to transformer common.

Leave factory-installed jumper in place.

Wiring

terminal

function

Existing

thermostat

wiring

New

thermostat

wiring

COMMON

POWER

COMPRESSOR

1

ST

 STG.

HEAT

AUX. HEAT

FAN

C/O VALVE

HEAT

C/O VALVE

COOL

SYSTEM

MONITOR

EM. HEAT

C

X

R

R

Y

Y1

W1

W1

W2

G

G

O

O

B

1

2

1

X

L

E

E

W2

or

L

or

X,X1

or

Содержание CT70

Страница 1: ...1 CT70 Heat Pump Thermostat Wiring Guide ...

Страница 2: ...2 ...

Страница 3: ...ng thermostat coincide with the terminals shown in the second column Existing thermostat wiring If they do read and follow the installation instructions provided with the thermostat If they do not call Honeywell Customer Assistance toll free at 1 800 468 1502 Monday Friday 7 00 a m 5 30 p m Central time to be sure you can safely use this thermostat to control your heat pump Before you call please ...

Страница 4: ...4 ...

Страница 5: ...Heat Pump Manufacturers 11 22 Amana 11 American Standard 20 Arcoaire 13 Bard 12 Borg Warner 21 22 B D P Bryant Day Night Payne 14 Carrier 15 Comfortmaker 13 Friedrich 16 Heil Quaker 17 Janitrol 12 Lennox 18 Luxaire Moncrief Fraser Johnston 21 Rheem 19 Ruud 19 Snyder General 13 Tappan 12 Tempstar 17 Trane 20 Whirlpool 17 Williamson 12 York 21 22 ...

Страница 6: ...stems usually have a supplemental Second Stage heating system that operates only when necessary This heat pump thermostat is designed to minimize more expensive second stage operation indicated by the green AUX HEAT light on your thermostat ...

Страница 7: ...high heat demand the thermostat will call for additional Second Stage power from the auxiliary heat system This auxiliary heat is commonly electric resistance heat and is two to three times more expensive to operate than the compressor If you have specific questions concerning the operation of your heat pump please contact the equipment manufacturer INDOOR AIR OUTDOOR AIR HEAT TRANSFER AUXILIARY H...

Страница 8: ...p is on and cooling the living space COMPRESSOR When this terminal is activated the heat pump is on and either heating or cooling the living space depending on the system switch position C O VALVE HEAT Heating Changeover Valve This terminal is activated when the system switch is in the HEAT position It provides changeover in heat pumps that change over in heating C O VALVE COOL Cooling Changeover ...

Страница 9: ...al is not connected to the CT70 On your original thermostat this terminal was activated by an outdoor sensor that controlled the auxiliary heat source OUTDOOR STAT Outdoor Thermostat This terminal is activated when the system switch is in the EM HT position The outdoor thermostat controls the amount of auxiliary heat that is activated POWER This terminal connects to the power side of the 24 volt t...

Страница 10: ...ON AS REQUIRED REMOVE W1 Y1 JUMPER WHEN HEAT RELAY 1 IS USED WHEN L TERMINAL IS CONNECTED TO SYSTEM MONITOR EM HEAT LED ALSO INDICATES COMPRESSOR MALFUNCTION X TERMINAL MUST BE CONNECTED FOR PROPER OPERATION 1 2 3 4 COMPRESSOR CONTACTOR FAN RELAY EM HEAT RELAY CHANGEOVER RELAY HEAT HEAT RELAY 1 CHANGEOVER RELAY COOL AUX HEAT RELAY SYSTEM MONITOR 2 3 4 ...

Страница 11: ...ctory installed jumper for independent stage 1 heat and cool connection W1 Wiring terminal function Existing thermostat wiring New thermostat wiring COMMON POWER COMPRESSOR 1ST STG HEAT AUX HEAT FAN C O VALVE HEAT C O VALVE COOL EM HEAT SYSTEM MONITOR W1 W2 W2 G G O O L 3 C X 2 X1 or RH R RC or R or 1 Y1 Y1 Y or B B or E E W ...

Страница 12: ...ads to W2 terminals Thermostat is connected to either O or B terminal but not both Wiring terminal function Existing thermostat wiring New thermostat wiring COMMON POWER COMPRESSOR 1ST STG HEAT AUX HEAT FAN C O VALVE HEAT C O VALVE COOL SYSTEM MONITOR EM HEAT MULTIPLE AUX HEAT LOADS W1 W2 W2 G G 2 X X X1 or C or 1 E E 1 Y Y1 L L B O W3 3 R R RC or RHor W1 B or 3 4 4 O ...

Страница 13: ...common Leave factory installed jumper in place Wiring terminal function Existing thermostat wiring New thermostat wiring COMMON POWER COMPRESSOR 1ST STG HEAT AUX HEAT FAN C O VALVE HEAT C O VALVE COOL SYSTEM MONITOR EM HEAT C X R R Y Y1 W1 W1 W2 G G O O B 1 2 1 X L E E W2 or L or X X1 or ...

Страница 14: ...second stage heating loads to W2 terminals Wiring terminal function Existing thermostat wiring New thermostat wiring COMMON POWER COMPRESSOR 1ST STG HEAT AUX HEAT FAN C O VALVE HEAT C O VALVE COOL SYSTEM MONITOR EM HEAT MULTIPLE AUX HEAT LOADS DEFROST R R Y Y1 W1 W2 W2 G G O O F L E E B B W3 P P 2 3 C 1 X or W1 Y1 X L or or or or 3 C1 X1 or 1 ...

Страница 15: ...ve factory installed jumper in place Wiring terminal function Existing thermostat wiring New thermostat wiring COMMON POWER COMPRESSOR 1ST STG HEAT AUX HEAT FAN C O VALVE HEAT C O VALVE COOL SYSTEM MONITOR EM HEAT C X R R Y Y1 W1 W2 W2 G G O O B 1 2 1 L L E E F W1 or or ...

Страница 16: ...the wire Jumper is not required on this thermostat CT70 Wiring terminal function Existing thermostat wiring New thermostat wiring COMMON POWER COMPRESSOR 1ST STG HEAT AUX HEAT FAN C O VALVE HEAT C O VALVE COOL SYSTEM MONITOR EM HEAT W1 W2 W2 G G 2 X 1 X2 E 1 R Y Y1 W1 B B U 3 RC RH or C Y1 O L L or X1 X or or Y2 E O W3 or or or ...

Страница 17: ...ormer common Leave factory installed jumper in place Wiring terminal function Existing thermostat wiring New thermostat wiring COMMON POWER COMPRESSOR 1ST STG HEAT AUX HEAT FAN C O VALVE HEAT C O VALVE COOL SYSTEM MONITOR EM HEAT B X R R W W2 G G O O 1 L X E B B Y Y1 W1 2 C or ...

Страница 18: ...led jumper in place R Wiring terminal function Existing thermostat wiring New thermostat wiring COMMON POWER 1ST STG HEAT COMP 1ST STG COOL 2ND STG HEAT FAN C O VALVE HEAT C O VALVE COOL SYSTEM MONITOR EM HEAT X X Y W2 1 E E L M W1 B V VR Y1 2 F G R O or Y BL or R or Y R O BK or or or ...

Страница 19: ...on Leave factory installed jumper in place Wiring terminal function Existing thermostat wiring New thermostat wiring COMMON POWER COMPRESSOR 1ST STG HEAT AUX HEAT FAN C O VALVE HEAT C O VALVE COOL SYSTEM MONITOR EM HEAT X X R R Y Y1 W1 W2 W2 G G O O 1 2 1 L L E E B B ...

Страница 20: ... off end CT70 replaces outdoor reset with improved zero droop performance Wiring terminal function Existing thermostat wiring New thermostat wiring COMMON POWER 1ST STG HEAT AUX HEAT FAN C O VALVE HEAT C O VALVE COOL SYSTEM MONITOR OUTDOOR SENSOR OUTDOOR STAT B X R R W W2 G G O O 1 Y Y1 W1 B L L T X2 E 1 2 3 W1 W2 F or or or ...

Страница 21: ...2 terminals Leave factory installed jumper in place If present on original equipment Wiring terminal function Existing thermostat wiring New thermostat wiring COMMON POWER COMPRESSOR 1ST STG HEAT AUX HEAT FAN C O VALVE HEAT C O VALVE COOL SYSTEM MONITOR EM HEAT MULTIPLE AUX HEAT LOADS W1 W2 W2 G G 3 Y Y1 H B W3 O O L L R R 4 E E 4 2 4 or or X 1 X or X B W ...

Страница 22: ... common Remove factory installed jumper Wiring terminal function Existing thermostat wiring New thermostat wiring COMMON POWER 1ST STG HEAT AUX HEAT FAN 1ST STG COOL C O VALVE HEAT C O VALVE COOL SYSTEM MONITOR EM HEAT X2 X R R W1 W1 G G Y1 Y1 2 1 B W2 W2 O L E E or B ...

Страница 23: ...23 ...

Страница 24: ...69 0866 2 C H Rev 01 95 www honeywell com yourhome Automation and Control Solutions Honeywell International Inc 1985 Douglas Drive North Golden Valley MN 55422 ...

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