Honeywell T8195B Support Question
Honeywell T8195B Support Question
Find answers below for this question about Honeywell T8195B.Need a Honeywell T8195B manual? We have 2 online manuals for this item!
Question posted by pkyoung on December 6th, 2012
Replace T8195b
Old thermostat has R Y G wires but no markings on thermostat to indicate where each wire would go on new thermostat. Would i just hook to R Y G on new unit? Also which unit would you suggest as replacement? Want to keep same footprint.
Current Answers
Related Honeywell T8195B Manual Pages
Owner's Manual - Page 1
Heating/Cooling Thermostat and Subbase or Heating or Cooling Thermostat
and Wallplate
T8195A,B/Q682
OWNER'S MANUAL
69-0563-2
Owner's Manual - Page 2
... Honeywell name is replacing a control that contains mercury in a sealed tube, do not place your
old control in a sealed tube. Read this control, or an old control containing mercury in the trash.
This thermostat meets California Title 24 requirements-mandatory installation of automatic setback thermostats in a sealed tube. Welcome to use your new thermostat. Contact your local...
Owner's Manual - Page 3
Table Of Contents
PAGE Features Of Your Thermostat ...4 Setting The Temperature ...7 Setting Subbase Switches ...8 Inserting Timer Backup Batteries ...9 Setting The Timer ...10 Programming ...11 Troubleshooting ...14 Servicing The Thermostat ...21 Warranty ...23
3
69-0563-2
Owner's Manual - Page 4
...slotted dial to match the correct a.m. Arrow head indicates time for energy savings and comfort temperature periods.
2 THERMOSTAT COVER. Controls high and low temperature at specific ... 24-hour timer dial slots to the time indicator.
7 TIME INDICATOR. Left (blue mark) controls the low temperature, right (red mark) controls the high temperature.
5 TIMER. Lift up to adjust timer...
Owner's Manual - Page 5
... control by switching the heating or cooling system on 24-hour dial at 10-minute intervals for heating or cooling thermostat without system or fan switching.
5
69-0563-2 Provides mounting base and wiring connections for program pin insertion.
11 MERCURY BULB AND BIMETAL ELEMENT (2). 5
6
9
11
12 M8744
10
8
7
M8745
10 PIN SLOTS...
Owner's Manual - Page 6
13 Q682 SUBBASE. Provides mounting base, wiring connections and manual switching control for heating/cooling thermostat.
13
R
G
FAN ON
AUTO
O B W
Y
HEAT
COOL OFF
M1551
6
69-0563-2
Owner's Manual - Page 8
... switch controls system operation as follows: HEAT-Heating system is controlled by the
thermostat. In a heating only application, only heating operates. The subbase fan switch controls fan operation as controlled by the thermostat in the detent over desired function indicator mark for proper circuit operation.
8
69-0563-2 Heating system is Off. AUTO-Fan operates...
Owner's Manual - Page 9
...LOCATION FOR (2) AAA BATTERIES;
We recommend Energizer® batteries. Once a year or when batteries are dead, replace with two new AAA alkaline batteries. Two AAA alkaline backup batteries (not included) may be installed to supply power to the ... WITH POSITIVE ENDS UP
M8585
Fig. 2-Inserting timer backup batteries.
9
69-0563-2 Install the batteries in the thermostat as shown in Fig. 2.
Owner's Manual - Page 10
...timer. Do not reverse
the knob or damage to light band on dial. Setting The Timer
Lift thermostat flip-up cover and you will point to dark band on dial.
Daylight Savings Time
When Daylight...Savings Time ends, carefully move the knob clockwise
one hour. When time is correctly set, the Time Indicator Arrow (See Fig. 3) will find the 24-hour program dial, slotted in 10-minute increments. ...
Owner's Manual - Page 11
...DIAL (GRAY AREA FOR NIGHT SETTINGS)
FLIP-UP COVER
PROGRAM PINS
THERMOSTAT COVER
PROGRAM PIN SLOT
PROGRAM INDEX WHEEL TIME INDICATOR ARROW
PROGRAM PIN STORAGE M7348
Fig. 4-Program components.
11
69... the 24-hour program dial.
Before Setting Your Program
Lift thermostat flip-up to six temperature changes with your thermostat to automatically lower and raise the temperature one or more times...
Owner's Manual - Page 14
... Move switch to the following:
Problem
Check
Action
No heat.
- R and W thermostat connections. Check for correct terminal hookups. system switch. pilot flame. Firmly tighten all ... wires. Most problems can generally be in OFF or COOL position. 1
-
Troubleshooting
Your Honeywell thermostat requires little or no attention. May be traced to ON. If blown or tripped, replace ...
Owner's Manual - Page 15
other problem. Room temperatures -
position of thermostat setpoint Reset to warm up at programmed time. 2
Temperature change occurs at the wrong time.
- program dial for heating system. timer program for proper day ...
Owner's Manual - Page 17
... - Reset clock.
(continued)
17
69-0563-2 Y and R thermostat connections.
- Make sure power is blown or breaker tripped, replace or reset. Turn Off power to cooling system. Check for assistance.... Located outdoors and may be interrupted. If fuse is On. Repair any frayed or broken wires. Contact ...
Owner's Manual - Page 18
Wire separate transformer to page 19 for cause and action.
(continued)
18
69-0563-2
voltage across the C and R terminals. If clock powered through system transformer, power to clock and equipment may cut off power to system.
- Remove the thermostat from the wallplate or subbase, and measure the voltage.
Replace filter and reset clock. filter...
Owner's Manual - Page 20
...not making proper contact with proper secondary voltage.
1.
Restore power. 2. Voltage at Timer Terminals
Ac Voltage at C-R Terminals
Possible Cause Check
0 Vac
1. Replace wiring. 3. Replace transformer.
1. Replace thermostat.
20
69-0563-2 Limit switch contacts stuck open. 4. Up to ensure proper contact.
2. System transformer used to power the timer has inadequate voltage.
15...
Owner's Manual - Page 21
... thermometer to touch thermometer or breathe on a table near thermometer of known accuracy. Replace thermostat cover and put the system into operation. Set the thermostat cover on it until both thermometers read the same.
If the setpoint lever and the thermostat reading do not agree, follow the procedure below.
Be careful not to sense...
Installation Instructions - Page 1
..., or of this control is replacing a control that 24V control transformer common is accessible for
(DSI), Intermittent Pilot (IP), and connection to thermostat cable conductor and power to the transformer is used ) suitability for heat pump compressor control.
T8195B/Q682B,C, Y8224A Heating or Cooling and Heating/Cooling
New Construction Thermostat, Wallplate and Subbase
Installation...
Installation Instructions - Page 4
... wall with two new AAA alkaline batteries.... the time indicator arrow
(triangle...wire back into the top of the base.
69-0564-3
4
Y
Cooling control circuit; jumper to prevent drafts from affecting thermostat... operation. INSERT TIMER BATTERIES (OPTIONAL) Power is interrupted due to the clock by moving the knob clockwise .
STRIP 5/16 in the thermostat base are dead, replace...
Installation Instructions - Page 6
... ON.
Leave Owner's Manual and Assistance Information in a convenient place for T8195B Thermostat and Q682C Wallplate in the Owner's Manual.
TIMER
THERMOSTAT
H FALL C
HEAT ANTICIPATOR
H C
FALL
HEAT ANTICIPATOR
COOL
C
R...176; F
[3° C] below 50° F [10° C]. Typical Wiring Diagrams
Follow the hookup diagram supplied with the system switch in the Owner's Manual....
Installation Instructions - Page 7
...-3 Fig. 12-Typical hookup for T8195B Thermostat and Q682B Subbase in conventional heating/ cooling system. SWITCH M8606
TIMER
THERMOSTAT
HEAT ANTICIPATORS
SUBBASE
SYSTEM SWITCH
H
...MEANS AND OVERLOAD PROTECTION AS REQUIRED. 2 REMOTE INDICATION FOR FILTER OPTIONAL.
PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. TIMER THERMOSTAT
HEAT/COOL ANTICIPATOR
H
C
FALL
H
C...
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