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Emerson 1F78H installation instructions Specifications, Troubleshooting

Models: 1F78H

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Configuration Menu

Step

Press Button(s)

Displayed (Factory Default)

Press

or

to select:

Comments

1

Set system switch

 

 

 

 

System switch must be OFF to configure thermostat

 

to OFF

 

 

 

 

 

2

and

(FA)

 

SL

 

Select FA or SL (Fast or Slow) heating cycle rate

3

and

d-L (ON)

 

OFF

 

N/A

4

and

LOC (OFF)

 

ON

 

Select compressor lockout OFF or ON

5

and

0 HI (0)

 

4 LO to 4 HI

Select temperature display adjustment higher or lower

6

and

(F)

 

C

 

Select temperature display to F or C

7

Move system

 

 

 

 

Returns to normal operation

 

switch from OFF

 

 

 

 

 

 

to HEAT or COOL

 

 

 

 

 

*Press and simultaneously to advance to next item

have a time delay built in and do not require this feature. Your compressor manufacturer can tell you if the feature is already present in their system. When the compressor time delay

occurs it will flash the for about five minutes then turn on the compressor.

5)Select Temperature Display Adjustment 4 LO to 4 HI— Allows you to adjust the room temperature display 4° higher or lower. Your thermostat was accurately calibrated at the factory but you have the option to change the display tem- perature to match your previous thermostat.

6)Select F° or C° Readout—Changes the display readout to Centigrade or Fahrenheit as required.

7 SPECIFICATIONS

ELECTRICAL DATA

Electrical Rating:

20 to 30 VAC 50/60 Hz.

0.05 to 1.2 Amps (Load per terminal)

1.5Amps Maximum Total Load (All terminals combined)

THERMAL DATA

Setpoint Temperature Range: 45°F to 90°F (7°C to 32°C)

Operating Ambient Temperature Range: 32°F to 105°F

Operating Humidity Range: 0 to 90% RH (non-condensing)

Shipping Temperature Range: -40°F to 150°F

8 TROUBLESHOOTING

Symptom

Possible Cause

Corrective Action

 

 

 

 

No Heat/No Cool/No Fan

1. Blown fuse or tripped circuit breaker.

Replace fuse or reset breaker.

(common problems)

2. Furnace power switch to OFF.

Turn switch to ON.

 

3.

Furnace blower compartment door or

Replace door panel in proper position to engage

 

 

panel loose or not properly installed.

safety interlock or door switch.

 

 

 

 

No Heat

1. Pilot light not lit.

Re-light pilot.

 

2.

System Switch not set to Heat.

Set System Switch to Heat and raise temperature

 

 

 

above room temperature.

 

3.

Loose connection to thermostat or system.

Verify thermostat and system wires are securely

 

 

 

attached.

 

4.

Furnace Lock-Out Condition. Heat may also

Many furnaces have safety devices that shut down

 

 

be intermittent.

when a lock-out condition occurs. If the heat works

 

 

 

intermittently contact the furnace manufacturer or

 

 

 

local service person for assistance.

 

5.

Heating system requires service or

Diagonistic: Set System Switch to Heat and raise

 

 

thermostat requires replacement.

the setpoint above room temperature. Within a few

 

 

 

seconds the thermostat should make a soft click

 

 

 

sound. This sound usually indicates the thermo-

 

 

 

stat is operating properly. If the thermostat does

 

 

 

not click on, contact your heating and cooling

 

 

 

service person or place of purchase for a

 

 

 

replacement. If the thermostat clicks, contact the

 

 

 

furnace manufacturer or a service person to verify

 

 

 

the heating is operating correctly.

 

 

 

 

 

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Emerson 1F78H installation instructions Specifications, Troubleshooting
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1F78H specifications

The Emerson 1F78H is a cutting-edge thermostat designed to elevate the user experience while optimizing HVAC system performance. As a leading product from Emerson, it combines advanced features, user-friendly technology, and smart energy management to ensure maximum comfort in residential settings. Designed with efficiency in mind, the Emerson 1F78H is ideal for both heating and cooling systems, making it a versatile option for various home environments.

One of the standout features of the Emerson 1F78H is its smart learning capability. Over time, the thermostat learns the homeowner's habits and preferences, creating a personalized schedule that adjusts heating and cooling to align with the user's lifestyle. This not only enhances comfort but also leads to significant energy savings, as the system intelligently reduces energy consumption during periods when no one is home.

The Emerson 1F78H boasts a sleek, modern design that complements any home décor. The intuitive interface features a bright, easy-to-read display, making navigation simple even for those who may not be tech-savvy. The built-in touchscreen allows users to access settings effortlessly, while the intuitive menu guides help in setting preferred modes and schedules.

Another important characteristic of the Emerson 1F78H is its compatibility with various HVAC systems, including conventional systems, heat pumps, and multi-stage systems. This versatility ensures that it can seamlessly integrate into most residential setups, making it a practical choice for homeowners looking to upgrade their thermostat without overhauling their existing heating and cooling systems.

The thermostat also includes Wi-Fi connectivity, allowing for remote access via a smartphone app. This feature empowers users to monitor and control their home's temperature from virtually anywhere, providing enhanced convenience. In addition, the Emerson 1F78H is compatible with popular voice assistant devices, enabling voice control for a truly hands-free experience.

In terms of energy-saving technologies, the Emerson 1F78H incorporates features like energy usage reporting and alerts for high energy consumption. These insights enable users to make informed decisions about their energy usage, ultimately contributing to lower utility bills.

Overall, the Emerson 1F78H is a top-tier thermostat that combines modern technology with user-friendly features. Its smart learning capabilities, stylish design, extensive compatibility, and remote access make it an excellent choice for homeowners aiming to create a more comfortable and energy-efficient living environment.