Honeywell Heat/1Cool Support Question
Honeywell Heat/1Cool Support Question
Find answers below for this question about Honeywell Heat/1Cool - T841A1563 Premier 2 Stage Thermostat.Need a Honeywell Heat/1Cool manual? We have 1 online manual for this item!
Question posted by romocrissy on June 13th, 2014
My Ac Unit Wont Turn On Tried To Reprogram But Having Trouble, How Do I Clear?
what does -AC mean on the thermostat? the batteries were replaced but it wont let me change the days to reprogram.
Current Answers
Related Honeywell Heat/1Cool Manual Pages
User Guide - Page 1
Heat Pump Thermostat
& Cross Reference Selection Guide
User Guide - Page 2
...heat pump thermostats are ideal for quick and easy access to eliminate accidental setting changes. NON-PROGRAMMABLE HEAT PUMP THERMOSTATS
T841 Standard Non-Programmable Thermostat
• Good performance without any décor.
• Two heat... changeover.
• Seven-day programming. • COPY key makes program- W8900 Remote Panel mounts near the heating and cooling equipment. •...
User Guide - Page 3
... information about all aspects of selecting a Honeywell replacement thermostat for any Honeywell heat pump thermostat in new installations and replacement applications.
70-6627 • 1 Table 1 shows a list of the Honeywell TRADELINE® and SUPER TRADELINE® OS numbers and their specifications. The Thermostat Manufacturer Cross Reference is organized alphabetically by equipment...
User Guide - Page 4
...EM. Auto fan in EM.HT. No auto fan in EM. Replaces Coleman/Evcon Y594G1377 (Fig. 21). Auto fan in EM. or cool
COOL...HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE
Heat Pump Thermostat Model Specifications
Table 1. SUPER TRADELINE®; Includes T874G1741/Q674F1477. includes T874R1616/Q674L1587. HT. or cool
AUX.HT.
HT. (Fig. 18). no stage 2 heat anticipation. HEAT...
User Guide - Page 5
...
TRADELINE®;
Outdoor sensor capability.
Automatica HEAT-OFFAUTOCOOL
None CHECKc CHECKc CHECKc
Same as T8511G1021 except Premier R,C,Y1,W1, 2
White™. Fixed
W2,Y,O,
anticipation except stage 2, which is
B,E,L
selectable. (Fig. 29).
1 EM.-HT.HEAT-OFFCOOL
Manual
None
(continued)
70-6627 • 3 HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE
Order Number...
User Guide - Page 6
...LED indicates compressor malfunction. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE
Table 1. Model Number Specifications (continued). Order Number
Description
Terminals
Stages
Systems
Heat Cool Switch Changeover
T8611G2002 TRADELINE®; Automatica
HEAT-OFF- AUTO- COOL
T8611G2028 Same as T8611M2017 except Premier Y1,Y2,W2, 3
White™, 7-day program capability. Automatica...
User Guide - Page 7
... to flow in memory (no batteries required) and retained during power failures. This helps reduce the difference between the setpoint temperature and the room temperature. First stage heat anticipation is selectable at 3, 6, or 9 cph. Setpoints are either adjustable or fixed; HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE
Thermostat Descriptions and General Information
This section...
User Guide - Page 8
... for weekdays, Saturday, and Sunday; Electronic Programmable Heat Pump Thermostats
T8011 Standard Electronic Heat Pump Thermostats
The T8011 models provide two-stage heat and one -stage cool in two-speed equipment.
Models include LED indication for heat pump systems, using manual changeover. Battery backup, with electric heat or fossil fuel while providing optimum comfort.
Connect...
User Guide - Page 9
... must be turned off in the Installer Set-up to the equipment terminal W1 through the normally closed contacts on Systems Requiring Separate W1 and Y1 Terminals
The Chronotherm III T8611G and T8611M are ideal for stage 1 heat and stage 1 cool. These models provide full 7-day programming capability. Now when the thermostat calls for heat, the thermostat Y terminal...
User Guide - Page 10
....
HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE
Equipment Equipment Function Terminals
Power
R
1st Stage Cool
Y1
2nd Stage Cool
Y2
Fan
G
1st Stage Heat
W1
2nd Stage Heat
W2
Transformer Common
C
T8611M Terminals
R
Y2 G
W2 C Y
Heating Changeover
B
O R8222B Relay B
M13231
Fig. 2. Equipment Function Power
1st Stage Cool 2nd Stage Cool
Fan 1st Stage Heat 2nd Stage Heat...
User Guide - Page 11
... Cooling
Y1
1st Stage Heating
W1
New Terminal Designation
C
Y
O
M13235
Fig. 5. HT. This means that when the thermostat calls for heat, the thermostat also calls for proper operation.
70-6627 • 9
Relay wiring connections for Electronic Thermostats
In the emergency heat mode (system switch in EM. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE
Changing Fan Operation in...
User Guide - Page 12
... Lennox equipment (HP9, HP10). Tape off if light is not desired.
70-6627 • 10 Requires R8222B1067 Relay to operate the system monitor light (emergency heat LED) on TRADELINE replacement thermostats. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE
Existing Control Equipment Function Terminal Designation
Common
Black
Power
Red
Emergency...
User Guide - Page 13
...8226; 11 Requires R8222B1067 Relay if outdoor section has reset shunt relay and malfunction light indicator is desired on TRADELINE replacement thermostats. Relay wiring connections for Magic Chef equipment (PE Series). HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE
Existing Control Equipment Function Terminal Designation
Power
VR
System Monitor
L
New Terminal Designation
R
L or X1...
User Guide - Page 14
....
70-6627 • 12 Relay wiring connections for PC8900 in heat pump applications requiring separate Y1 and W1 terminals with a heating changeover. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE
Equipment Equipment Function Terminals
Transformer Common
C
Power
R
Fan
G
1st Stage Heating
W1
1st Stage Cooling
Y1
Changeover Valve
B
PC8900 Terminals
C R G O/B Y1/W1
2nd...
User Guide - Page 15
The thermostat automatically changes between heat and cool modes as follows:
Auto changeover-refers to the presence of the circuits from the transformer. HT.-HEAT-OFFCOOL switching). This system monitor relay detects a malfunction in the compressor and indicates the malfunction by activating the EMERGENCY HEAT LED on heating. C3-Stage 3 Cooling. Each schematic indicates switch operation by...
User Guide - Page 16
..., regardless of the National Electrical Manufacturer's Association (NEMA). Because today's sophisticated control systems require reliable, accurate voltage output for example) or resistive heaters, such as thermostat heat anticipators. But these are recommended Honeywell NEMA standard transformers: AT72D1691, AT72D1683, AT87A1106
SECONDARY VOLTAGE
27 26 25 24 23 22 21 20 19 18 17...
User Guide - Page 17
...MEANS AND OVERLOAD PROTECTION AS REQUIRED.
2 NO AUTO FAN IN EMERGENCY HEAT. HT. RELAY
SYSTEM MONITOR
X LACO
Y
HEAT CHANGEOVER VALVE
COMPRESSOR CONTACTOR O
COOL CHANGEOVER VALVE
CHP
M6060A
Fig. 16. HT. HEAT... T841A1308.
70-6627 • 15 LED (RED)
B
RTD 1
RD EM. HT. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE
Typical System Hookup Diagrams
L1 L2 (HOT)
RTD 1
1 ODT 1...
User Guide - Page 28
... T8411 Sequence of ac power, or a change in the SYSTEM switch setting can cause the outputs to turn off. Stage 2 Heat
None Stage 1 Heat
B, W1, W2, G
L L, E, G
, Aux Ht indicator
Em Ht indicator
, Em Ht indicator
Auto
Em.
Em. Ht. A loss of Operation. Stage 2 Heat
L, E, W2, G
, Em Ht and Aux Ht indicators
70-6627 • 26 HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION...
User Guide - Page 35
... pages for an example of automatic heat/cool changeover and to a Chronotherm® IV thermostat that puts the heat pump to work to
C R
M13251
7. Select a replacement based both on the technical requirements and your heat pump may not be used for first stage heat. - e.g., a working family may want to cool. - Identify heat pump equipment manufacturer and refer to...
User Guide - Page 57
...174; III
FLORIDA HEAT PUMP
TYPICAL "LT" UNITS
Electronic Replacement or Upgrade Chronotherm IV
T841A1712 Y594R1425 Y5Y9549G41G4174619 T8T681611G11R0100400 T8T481411R11R0120802 T8T581511G11G0140721 T8T081011R11R0110406 T8T681611G12G0220802 W890P0CB8190000/2
Function
Existing Terminals
Common ´
C
X
X
X
C
C
C
C
C
C
Power
R
Compressor
Y
1st Stage
- Heat
Aux.
M13175
70...
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