INSTALLATION

Continued

INSTALLING HEATER BASE ASSEMBLY

WARNING: You must secure this heater to fireplace floor. If not, heater will move when you adjust controls. Moving heater may cause a gas leak.

WARNING: If installing in a sunken fireplace, special care is needed. You must raise the fireplace floor to allow access to heater control panel. This will in- sure adequate air flow and guard against sooting and controls be- ingdamaged.Raisefireplacefloor with noncombustible material. Make sure material is secure.

CAUTION: Do not pick up heater base assembly by burn- ers. This could damage heater. Only handle base assembly by sides of base.

IMPORTANT: Make sure the heater burners are level. If heater is not level, heater will not work properly. Avoid damage to thermostat bulb. Avoid nicks or sharp bends in thermostat bulb wire. Keep thermostat bulb in mounting bracket until ready to mount base to floor. See Optional Positioning of Thermostat Sensing Bulb, page 24.

Installation Items Needed

hardware package (provided with heater)

approved flexible gas hose and fitting (not provided) (if allowed by local codes)

sealant (resistant to propane/LP gas, not pro- vided)

electric drill with 3/16" drill bit (metal or ma- sonry as applicable)

flathead screwdriver

1.Connect fitting to base as shown in Figure 10. Connect approved flexible gas hose to fitting in base (see Figure 10).

IMPORTANT: Hold gas fitting with wrench when connecting flexible gas hose.

2.Locate two masonry screws in hardware package.

3.Place heater base in fireplace.

4.Place logs in their proper position on heater base (see Installing Logs, page 14).

5.Center heater base and logs front-to-back and side-to-side in fireplace.

6.Carefully remove logs without moving heater base.

7.Mark screw locations through one hole on each side of the mounting bracket (see Figure 11). If installing in a brick-bottom fireplace, mark screw locations in mortar joint of bricks.

8.Remove heater base from fireplace. If install- ing optional control accessories, do so at this time. Follow all directions provided with accessory.

9.Drill holes at marked locations using 3/16" drill bit.

10.Attach base assembly to fireplace floor using two masonry screws (in hardware package).

Flexible Gas

 

Hose (if allowed

Fitting

by local codes)

 

Figure 10 - Attaching Flexible Gas Hose

to Heater

Mounting

 

Flange

Masonry

 

Screw

Figure 11 - Attaching Base Assembly to

 

Fireplace Floor

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Desa CDR3924PT installation manual Installing Heater Base Assembly, Installation Items Needed

CDR3924PT specifications

Desa CDR3924PT is an advanced digital control thermostat designed for precise temperature management in residential and commercial settings. Its sleek design and intuitive interface make it a popular choice among homeowners and professionals alike, contributing to enhanced comfort and energy efficiency in various environments.

One of the standout features of the CDR3924PT is its programmable functionality. Users can set different temperature schedules for weekdays and weekends, allowing for tailored climate control to match occupancy patterns. This flexibility can lead to significant energy savings, as the thermostat can automatically adjust heating and cooling based on user preferences and habits.

The unit is equipped with a high-resolution LCD display, offering clear visibility of current temperature settings and system status. Additionally, it provides real-time feedback on energy consumption, allowing users to monitor and adjust usage to optimize efficiency. The intuitive touch controls simplify navigation through the various settings, ensuring that users can easily customize their environment.

Integration with smart home technology is another key characteristic of the CDR3924PT. It is compatible with various home automation systems, enabling users to control their heating and cooling remotely via smartphone apps. This connectivity ensures that users can adjust settings from anywhere, giving them the ability to prepare their home environment before arriving or to fine-tune adjustments on the go.

The CDR3924PT utilizes advanced sensor technology to maintain accurate temperature control. It continuously measures ambient conditions, making real-time adjustments to ensure consistent comfort levels. The thermostat’s adaptive learning capabilities also allow it to learn user preferences over time, further enhancing its ability to maintain optimal conditions with minimal energy consumption.

For safety and convenience, the thermostat features a user-friendly installation process along with compatibility with various HVAC systems. It includes built-in safety protocols that prevent overheating or unwanted system failures, ensuring reliable operation over time.

In summary, the Desa CDR3924PT stands out in the market for its programmable features, smart home integration, and advanced sensor technology, making it a top choice for those seeking efficient and effective temperature management solutions. Whether for residential use or commercial applications, its reliable performance and user-friendly design make it a vital component in modern climate control systems.