Desa CDR3924PT installation manual Troubleshooting, Observed Problem Possible Cause Remedy

Page 20

TROUBLESHOOTING

WARNING: Turn off heater and let cool before servicing. Only a qualified service person should service and repair heater.

CAUTION: Never use a wire, needle, or similar object to clean ODS/pilot. This can damage ODS/pilot unit.

Note: All troubleshooting items are listed in order of operation.

OBSERVED PROBLEM

POSSIBLE CAUSE

REMEDY

 

 

 

 

 

When ignitor button is pressed,

1. Ignitor electrode not con-

1.

Reconnect ignitor cable

there is no spark at ODS/pilot

 

nected to ignitor cable

2.

Free ignitor cable if pinched

 

2.

Ignitor cable pinched or wet

 

 

 

 

by any metal or tubing. Keep

 

 

 

 

ignitor cable dry

 

3.

Broken ignitor cable

3.

Replace ignitor cable

 

4.

Bad ignitor

4.

Replace ignitor

 

5.

Ignitor electrode positioned

5.

Replace pilot assembly

 

 

wrong

6.

Replace pilot assembly

 

6.

Ignitor electrode broken

 

7.

Battery not installed, battery

7.

Install new alkaline battery

 

 

power low, or battery not

 

in electronic ignitor. Verify

 

 

installed correctly

 

battery is installed correctly

When ignitor button is pressed, there is spark at ODS/pilot but no ignition

1.Gas supply turned off or equip- ment shutoff valve closed

2.Control knob not in PILOT position

3.Control knob not pressed in while in PILOT position

4.Air in gas lines when in- stalled

5.Depleted gas supply (pro- pane/LP only)

6.ODS/pilot is clogged

7.Gas regulator setting is not correct

1.Turn on gas supply or open equipment shutoff valve

2.Turn control knob to PILOT position

3.Press in control knob while in PILOT position

4.Continue holding down con- trol knob. Repeat igniting op- eration until air is removed

5.Contact local propane/LP gas company

6.Clean ODS/pilot (see Cleaning and Maintenance, page 19) or replace ODS/pilot assembly

7.Replace gas regulator

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Contents What to do if YOU Smell GAS Thermostat Models CDR3924NT and CDR3924PTTable of Contents Safety Information Local Codes Product Features Product IdentificationAIR for Combustion Ventilation Determining FRESH-AIR Flow for Heater LocationUnusually Tight Construction Confined and Unconfined SpaceVentilation Air From Outdoors Ventilation AIRVentilation Air From Inside Building Installation Check GAS TypeInstallation and Clearances for VENT-FREE Operation RearWidth 20 1/4Determining Minimum Mantel Clearance When Using a Hood Mantel ClearancesFloor Clearances Determining Minimum Mantel ClearanceInstalling Heater Base Assembly Installation Items NeededConnecting to GAS Supply External Regulator With Vent Pointing DownChecking GAS Connections Propane/LP FromNatural From Gas Test Pressures In Excess Of 1/2 Psig 3.5 kPaInstalling Logs Test Pressures Equal To or Less Than 1/2 Psig 3.5 kPaAttaching Grate to Base Assembly Adding Lava RockLighting Instructions For Your Safety Read Before LightingOperating Heater Thermostat Control Operation Manual Lighting ProcedureTo Turn OFF GAS To Appliance Technical Service Inspecting BurnersPilot Flame Pattern Burner Flame PatternsLogs Cleaning MaintenanceBurner Injector Holders and Pilot AIR Inlet Holes Troubleshooting Observed Problem Possible Cause RemedyMaintenance, Cold Minute Air in gas line Operate burners until air is Gas leak. See Warning Optional Positioning Thermostat Sensing Bulb For Masonry and FACTORY- Built Metal FireplaceSpecifications Replacement PartsService Hints AccessoriesIllustrated Parts Breakdown Models CDR3924PT and CDR3924NTParts List Limited Warranty Comfort Glow VENT-FREE GAS LOG Heaters Warranty InformationKeep this Warranty

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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