Desa CDR3924PT installation manual Specifications, Replacement Parts, Service Hints, Accessories

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SPECIFICATIONS

 

CDR3924PT

CDR3924NT

Btu (Variable)

11,000/39,000

11,000/39,000

Type Gas

Propane/LP

Natural

Ignition

Electronic

Electronic

Manifold Pressure

8.0" W.C.

3.6" W.C.

Inlet Gas Pressure (in. of water)

 

Maximum

14"

10.5"

Minimum*

11"

5"

Shipping Weight

30 lbs.

30 lbs.

* For purpose of input adjustment

REPLACEMENT PARTS

Note: Use only original replacement parts. This will protect your warranty coverage for parts replaced under warranty.

PARTS UNDER WARRANTY

Contact authorized dealers of this product. If they canʼt supply original replacement part(s), call DESA Heating Products' Technical Service Department at 1-866-672-6040.

When calling DESA Heating Products, have ready

•your name

•your address

•model and serial numbers of your heater

•how heater was malfunctioning

•type of gas used (propane/LP or natural gas)

•purchase date

Usually, we will ask you to return the part to the factory.

PARTS NOT UNDER WARRANTY

Contact authorized dealers of this product. If they canʼt supply original replacement part(s), call DESA Heating Products at 1-866-672-6040 for referral information.

When calling DESA Heating Products, have ready

•model number of your heater

•the replacement part number

SERVICE HINTS

When Gas Pressure Is Too Low

•pilot will not stay lit

•burners will have delayed ignition

•heater will not produce specified heat

•propane/LP gas supply may be low

You may feel your gas pressure is too low. If so, contact your local natural or propane/LP gas supplier.

ACCESSORIES

NOTICE: All accessories may not be available for all fireplace models.

Purchase these heater accessories from your local dealer. If they can not supply these accessories, call DESA Heating Products at 1-866-672-6040 for referral information. You can also write to the address listed on the back page of this manual.

EQUIPMENT SHUTOFF VALVE GA5010

For all models. Equipment shutoff valve with 1/8" NPT tap. Fits 1/2" NPT pipe.

FIREPLACE HOOD

Black - GA6050

Brass - GA6052

Antique Brass - GA6053

For all models. Helps deflect heat away from mantel or wall above fireplace. Fits openings 28" to 48" wide.

CLEANING KIT - CCK/GCK

(Not Shown)

For all models. Your vent-free gas appliance re- quires regular cleaning and maintenance to prevent performance problems. This kit gives you the tools and instructions to make it easy to clean all critical areas of your appliance.

INFORMATION VIDEO - 108917-01

(Not Shown)

For all models. A care and maintenance video is available by calling 1-866-672-6040. You may also email your request to

productsupport@desaint.com.

LAVA ROCK - GA6060 (Not Shown)

For all models. Order when additional rock is desired. (3 lb. bag)

113183-01A

www.desatech.com

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Contents Thermostat Models CDR3924NT and CDR3924PT What to do if YOU Smell GASTable of Contents Safety Information Local Codes Product Identification Product FeaturesDetermining FRESH-AIR Flow for Heater Location AIR for Combustion VentilationUnusually Tight Construction Confined and Unconfined SpaceVentilation Air From Inside Building Ventilation AIRVentilation Air From Outdoors Check GAS Type InstallationRear Installation and Clearances for VENT-FREE OperationWidth 20 1/4Mantel Clearances Determining Minimum Mantel Clearance When Using a HoodFloor Clearances Determining Minimum Mantel ClearanceInstallation Items Needed Installing Heater Base AssemblyExternal Regulator With Vent Pointing Down Connecting to GAS SupplyPropane/LP From Checking GAS ConnectionsNatural From Gas Test Pressures In Excess Of 1/2 Psig 3.5 kPaTest Pressures Equal To or Less Than 1/2 Psig 3.5 kPa Installing LogsAdding Lava Rock Attaching Grate to Base AssemblyOperating Heater For Your Safety Read Before LightingLighting Instructions To Turn OFF GAS To Appliance Manual Lighting ProcedureThermostat Control Operation Inspecting Burners Technical ServicePilot Flame Pattern Burner Flame PatternsBurner Injector Holders and Pilot AIR Inlet Holes Cleaning MaintenanceLogs Observed Problem Possible Cause Remedy TroubleshootingMaintenance, Cold Minute Air in gas line Operate burners until air is Gas leak. See Warning For Masonry and FACTORY- Built Metal Fireplace Optional Positioning Thermostat Sensing BulbReplacement Parts SpecificationsService Hints AccessoriesModels CDR3924PT and CDR3924NT Illustrated Parts BreakdownParts List Keep this Warranty Warranty InformationLimited Warranty Comfort Glow VENT-FREE GAS LOG Heaters

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.
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