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Most Recent Honeywell RTH2520B Questions
Thermostat Doesnâ??t Record Proper Temperature Readings And Forces Furnace
furnace kicks on and off multiple times and records inaccurate temperatures. Is this a furnace issue...
furnace kicks on and off multiple times and records inaccurate temperatures. Is this a furnace issue...
(Posted by Johnsonashleigh 5 years ago)
Cannot Get The Temperature To Stay Where I Set It.
So Iset it at 23 degrees and it keeps going back to 20.5How do I get it to stay at the temperature I...
So Iset it at 23 degrees and it keeps going back to 20.5How do I get it to stay at the temperature I...
(Posted by Annakallelis 8 years ago)
Honeywell Rth2520b Display Not Working
the display screen is blank. I changed the batteries and the fan turns on with the switch but the di...
the display screen is blank. I changed the batteries and the fan turns on with the switch but the di...
(Posted by Gshellenbergar 8 years ago)
Honeywell RTH2520B Videos
Honeywell RTH2520B battery change
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Duration: :51
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Popular Honeywell RTH2520B Manual Pages
Owner's Manual - Page 1
... power supply Heating signal Cooling signal Fan
Wire labels Rh, R, 4, V
Rc, R W, W1, H Y, Y1, M
G, F
Note: Do not connect wires identified as C, X or B. RTH2520
Programmable Thermostat
Installation and User Guide
1. Avoid draughty areas (top of 1/4 inch). Wrap the wires around a pencil to access the wires. Installation
2.1 Removing the Old Thermostat
IN ORDER TO AVOID ANY RISK OF...
Owner's Manual - Page 2
... relay
Note: Remove the red jumper wire between terminals Rc and Rh.
HE
Move the jumper to the system.
3. After the batteries are holding the thermostat. It is normal that they must be higher than the ambient temperature if you are installed, the thermostat performs a sequence of tests for the compressor. RTH2520
Once the baseplate...
Owner's Manual - Page 3
... heating or cooling so that the filter needs replacement. buttons until the desired temperature is dis-
3.5 Backlight
The display illuminates for 12 seconds when the backlight button or either of installation. Once the filter is pressed.
3.6 Thermostat Control Mode
3.6.1 Manual/Permanent Hold Mode
Maintains the temperature at the set time. 2 When this function is On (typical...
Owner's Manual - Page 4
... the warranty period the product is shown by Honeywell that mode flashes.
Set the desired temperature using the buttons.
Use the Heat/Cool selector to switch to the preset times. Honeywell's sole responsibility shall be defective or malfunctions, Honeywell shall repair or replace it is determined to be to Cooling mode).
Note: If you may...
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