Gemtech GT7000 Instruction Manual

Operation GT7000

SET CLOCK SDP
REVIEW FILTER
HOME
COPY HOLD
PROGRAM
TIME SLOT
TIME SET
NEXT
P
TIME
TIME
DAY
Statement of use: The GT7000 can be used with most 24 volt
gas, oil or electric heating and air conditioning systems, single
stage heat pumps , gas millivolt and zoned heating systems. It
cannot be used with 120 volt heating systems or 2 stage
heat pumps.
TEMP UP
button
TEMP DOWN
button
Set Temp
Display
Time / Current Temp
Display
Control Panel
- Cover Closed -
Mode
Switch
Fan
Switch
Heat/Cool
Mode Switch
Fan
Switch
Backlight
Switch
PG 1
Operation GT7000

1 Set Clock
Set day of the week -
.Press SET CLOCK once to set the day of the week. The
day of the week display flashes. (Initially SU for Sunday)
.Press <TIME or TIME>
to select the day.
.Press HOME to store your
settings. (If HOME is not
pressed in 60sec. unit will save
your last setting.)
Set time of day -
.Press SET CLOCK twice to set
the time. The time display will
flash.
.Press <TIME or TIME> to
set the time. Press and hold to
set the time in the fast mode.
.Press HOME to store your
settings.
TIMETIME
TIMETIME
PG 2
HEATHEAT COOLCOOL
OFFOFF ONON
FANFAN
AUTOAUTO
PROGRAM
TEMP HOLDTEMP HOLD
COPY HOLD REVIEW FILTER
FILTERFILTER
TIME SLOTTIME SLOT
TIME SETTIME SET
SDPSDP
SET CLOCKSET CLOCK

2 Auto-run
This Thermostat comes preprogrammed with an Energy-StarTM
approved program. This program is recommended by the EPA for
energy efficiency.
We strongly recommend that you Auto-Run this
program for one week, and see if it works for you. If it
does not fit your needs you can always input a
custom program.
.
To Auto-Run the Energy-StarTM program, select HEAT or COOL with the mode
switch. The unit is now running the Energy-StarTM program.
.
The clock and the ambient temperature are displayed on the right.
They alternate every 2 seconds. One of the TIME SLOT icons MORN DAY EVE NITE
comes on, this indicates the TIME SLOT active in the Energy-StarTm program.
.
The programmed temperature is shown on the left. For program details refer to
the Energy-StarTM program chart below.
PG 3
All Days  70
o
F  62
o
F  70
o
F  62
o
F
P1
6:00am
HEAT P2
8:00am P3
6:00pm P4 10:00pm All Days  78
o
F  85
o
F  78
o
F82
o
F
P1
6:00am
COOL P2
8:00am P3
6:00pm P4 10:00pm
TARGET TEMP ROOMTEMP
MO
AM
HEAT2

3 Program
.
Select HEAT with the HEAT/Cool MODE switch.
.
To select the day you want to program: Press
PROGRAM to enter programming mode. The
PROGRAM icon will come on. The day icon will
show SU (Sunday). Pressing again will
advance the day selection.
.
Select the TIME SLOT you want to program: To change the TIME SLOT
( Morn, Day, Eve, Nite ) press theNEXT button. The display will cycle through
the time periods in sequence. Select Morn.
.
Select the desired temperature for that TIME SLOT : To change the
temperature for that TIME SLOT press the TEMP UP / TEMP DOWN
buttons.
NOTE: 60 Second Rule-During programming, if a button is not pushed
within 60 seconds, the unit will go out of the set mode. Everything you have
input in this programming will automatically be saved.
NEXT P
DAY
PG 4
TARGET TEMP ROOMTEMP
MO
AM
HEAT2 PROGRAM

3 Program cont.
.
Select the time of day you want that TIME SLOT to represent:
To set the time when MORN will begin, press the <TIME or TIME> buttons to
move the set point forward or backward in time.
.
Select the next TIME SLOT and program temp and time:
Press NEXT> , the display will show DAY, for Period 2. Repeat setting temp and
time. Select the remaining TIME SLOT's, EVE and NITE. Program their temp
and time info.
.
Repeat the above procedures for each day of the week. Push DAY> button
to cycle through the days.
.
To COPY the program of the current day to another day, press COPY
program once. COPY will display on the LCD. The day icon for the source
day will go solid and the day icon for the destination day will flash. Use the
day> button to select the destination day.
.
Press COPY again to confirm the copy. If you decide you don't want to copy,
NEXT P
TIMETIME
DAY
DAY
PG 5

.To program an alternate or "Special Day" program, that you can access at any
time, press day> until PROGRAM for SPD day is displayed. Repeat
the procedure above to program temp settings for the Special Day.
When finished programming, press HOME to save your program.
.To program for cooling,
select COOL with the Heat/Cool MODE switch and repeat the above procedure.
.To REVIEW the program you have entered.
Press PROGRAM once to enter Programming Mode.
Then, press FILTER / REVIEW once,
The display will cycle through the programmed times and temps, showing each
program for 12 seconds. Starting from Sunday; MORN and ending 
at Saturday; NITE.
The programmed temperature is shown on the left of the LCD, the programmed
time, day and time slot are shown on the right and right top of the LCD
respectively.
3 Program cont.
DAY
PG 6

Swing
PG 7
SPD
4 Special Features
.The "Special Day Program" can be used when you are
unexpectedly home or going onvacation and need to
activate an alternate heat / cooling program.
.With the MODE switch in HEAT or COOL press the
SPECIAL DAY button.
.When the SPECIAL DAY Program is active, all other day settings are ignored
.The SPECIAL DAY program will terminate when the mode switch is moved or if the
SPECIAL DAY button is pushed again.
.Swing setting determines the temperature difference from ON
to OFF that the thermostat will command the heating/cooling
system to run.
.With the MODE switch in HEAT or COOL, press the
button.
.The SET TEMP SWING icon is displayed. The current setting of temp swing is shown on
the display (default at 3 ).
.To change the swing, push TEMP UP or TEMP DOWN buttons. The furnace will cycle
more at the lower numbers as it tries to keep your set point constant.
.To complete the swing setting, push the HOME button.
TIME
TARGET TEMP ROOMTEMP
SPD
AM
HEAT PROGRAM
SWING

DOWN-button
button
UP-button
Manual
.With the MODE switch in HEAT or COOL, push the UP or
DOWN button buttons to temporarily change the control
temperature by 1 degree per step. Press and hold for faster
setting.
.The OVERRIDE icon comes on which shows the displayed
temperature may be different from the programmed setting.
.The OVERRIDE is canceled at the start of the next time period,
or when the MODE switch is moved, or if TEMP HOLD is pressed again.
TEMP HOLD
To change and hold the temperature until you return.
.
Open the door and push the HOLD button. The HOLD icon comes on.
Push the UP or DOWN button buttons to set the hold temperature.
.
HOLD is canceled if MODE switch is moved, or by pressing HOLD again.
Back Light
.Press Back light or any button for 16-20 sec of light. Press and hold for longer light.
PG 8
4 Special Features cont.

Lock
Allows you to lock the Program (to prevent any changes in custom settings)
.To enable or disable the program lock, press the following buttons one at a time, in
this sequence.
then FILTER, then SET CLOCK, and last HOME.
.The LOCK icon (a pad lock) appears when the system is locked. PG 9
Filter
The life of a heater filter varies depending on many factors, furnace run time,
and this will vary from the filter life noted on the filter media.
.The GT7000 has a feature that keeps track of actual furnace run time and
reminds you to periodically replace your system's air filter.
.Press the FILTER button once to review the current filter record.
The FILTER and HR icons come on with accumulated filter hours being displayed.
.Press to clear the record. Press again to recover the previous record.
.To see the filter limit setting, press and hold the FILTER button for two seconds.
.To change the filter limit hours setting, press F. or or B. Press and hold
for faster setting. The filter limit can be set within 000-500 hours.
.To leave the filter display, press HOME or wait 60 seconds.
TIME
TIME
TIME
TIME
4 Special Features cont.

.
When the batteries are low, the battery icon will come on and flash.
The twoAA Batteries in the unit need to be replaced. In some installations your
heater system will stop functioning when the thermostat loses power. Replace
batteries as soon as you see this warning. The thermostat programs will remain
for 30 seconds while the batteries are removed and replaced.
.
Do not take longer than 30 sec to change the batteries in your unit
or you will lose all custom settings and all programming. Only the
Energy-Star
TM
program will remain. Once the batteries are replaced,
the system will return to normal in 2 seconds.
NOTE: Your thermostat comes from the factory calibrated to + or - 1 degree F. It is an
accurate instrument. If you want your thermostat to display the same temperature as
another thermometer in your home, you can adjust its calibration.
To change the calibration:
.
Mode switch of the unit must be in the HEAT or COOL position.
.
Press the <Time
.
Press the Temp Up/Temp Down buttons to adjust the temperature reading.
.
Press HOME to save the new setting.
Calibration
Low Battery
PG 10
TIME
4 Special Features cont.

COOL will blink when the COOL is running.
HEAT will blink when the HEAT is running.
(Only applies on 2 stage conventional heating systems )
If your heating system has a second stage of conventional heat (W2) the
thermostat will add the second stage heat source if the first stage does not make
the target temp w/in 15 min.
Status Indications
15 min Delay
PG 11
4 Special Features cont.

C or F display
.Centigrade / Fahrenheit selection. The C/F jumper is on the back of the thermostat
control unit. Separate the control unit from the wall-mounted terminals.
.When changed, the thermostat must be reset to activate the change. When
resetting, all custom settings and
programming will be erased
and only the Energy-
12/24 hour
.The thermostat can display
time in 12 or 24 hour formats.
The 12/24 jumper is on the
back of the thermostat
(see illustration).
.When changed, the
thermostat must be reset to
activate the change.
PG 12
4 Special Features cont.
AC
W2
RC
O
B
RH
W
Y
G
SHORT C
ON F SHORT24
OPEN12
GAS ELECT
Gas / Electric
jumper
o
C -
o
F
jumper
12-24hr
jumper RESET
button
Inside of Unit
AA
AA

1-507-016
Customer Support Website www.Gemtech-thermostats.com
954-917-4160 Gemaire Distributors