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Operation Guide 3M-22
The 3M-22 programmable communicating
thermostat operates via a simple keypad. To
program or adjust your 3M-22, simply press
your finger firmly on the keypad keys. The
backlight will automatically light up. You can
progam the 3M-22 with unique 7 days or use
it like a 5-1-1 programmable with Saturday
and Sunday different from all other days of
the week. A program that fits your lifestyle can
save energy.
Statement of use: 100% Compatible with all popular
residential HVAC systems; 24VAC single, two and
stage conventional heating systems (gas/oil/electric),
heat pumps, single or with auxiliary heat (electric or
fossil), zoned forced air and zoned hot water (2 or 3
wire), millivolt systems (with 12-24 AC or DC adapter),
one or two stage cooling, and hybrid systems.
1005-007-001
top cover
Reset
button
HVAC
selections
switches
Save
Energy
button
Power Grid
status
indicator
Target
Temperature
bottom
cover
Room
Temperature
1
PG
Wire
terminals
EMER
switch
Mode
switch
Fan
switch
Programing
buttons
ENGLISH
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Table of Contents
Related Manuals for Filtrete 3M-22
Summary of Contents for Filtrete 3M-22
- Page 1 You can EMER switch progam the 3M-22 with unique 7 days or use Save Energy button it like a 5-1-1 programmable with Saturday Mode and Sunday different from all other days of...
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Page 2: Set Clock
Set Clock Set time of day - • From the screen, Press to set the time. Press and hold to set the time in fast mode. • Press to store your settings. Set day of the week - • Press (SET DAY) once to set the day of the week. -
Page 3: To Change Program
time slot time • One of the TIME SLOT icons MORN, DAY, EVEN, NITE comes on. This indicates the TIME SLOT active in the energy saving program. For program details refer to the energy saving mode program chart. temp To Change the Program NOTE: 60 Second Rule- target temp During programming if a button is not pushed within 60 seconds, the... -
Page 4: Keypad Functions
0.5° to 2.0° F (.25° to 1° C). For example, if HVAC CYCLING is set to 2.0° F and the 3M-22 is set to 70°F, the heat cycle will start when room temperature drops to 68°F. - Page 5 FILTER CHECK FILTER ALERT The 3M-22 is programmed to remind you when the HVAC air filter needs changing. It is set to remind you every 90 days. The Check Filter indicator blinks when your filter limit is reached. To change the time of this reminder: •...
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Page 6: Calibration
LOCK The 3M-22 has a simple LOCK mode to avoid unwanted modifications to the thermostat. To LOCK: Press and hold HOME for 3 seconds The LOCK icon will show on screen, All buttons are locked except HOME. To UNLOCK: Touch and hold HOME for 3 seconds. The LOCK icon will go out. -
Page 7: Holiday Program
HOLD This will make your 3M-22 act like a non-progammable thermostat. It will hold the target temperature you set indefinitely, until you turn HOLD off. Take care using the HOLD function as the program is now bypassed. To set a hold target temperature, press HOLD and use the +/- buttons to select your hold temperature. -
Page 8: Other Functions
Other Functions SAVE ENERGY Button The “Save Energy” feature on the 3M-22 provides a simple, easy- to-use way to help you manage your energy use. SAVE ENERGY automatically adjusts your target temperature up in COOL or down in HEAT by 4 F. - Page 9 NOTE: Fan ON function is available in the OFF mode to allow simple ventilating. EMER HEAT If you set your 3M-22 for HEAT PUMP with auxiliary heat, EMER function is available with a switch under the top cover on the right. If you switch EMER to ON, your HEAT PUMP is disabled and auxiliary heat is your sole source of heat.
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Questions and answers
how do i change the time from military to standard 12-hr
To change the time from military (24-hour) to standard 12-hour format on a Filtrete 3M-22, press the right and left time set keys simultaneously. This will switch the display between 12-hour and 24-hour formats. To switch back, press the same two keys simultaneously again.
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