Desa (V)K42EN, (V)K42EP Inspecting Burners, Operating Optional Blower Accessory, Pilot Assembly

Page 25

OPERATING FIREPLACE

Continued

OPERATING OPTIONAL

BLOWER ACCESSORY

Locatetheblowercontrolsbyopeningthelowerlouverpanelon the fireplace. Blower controls are located on the left side of the switch bracket to the left just inside the louver panel.

The BK manual blower and the BKT thermostatically-con- trolled blower have an ON setting and an OFF setting. The blowerwillonlyrunwhentheswitchisintheONposition.Inthe OFF position, the blower will not operate.

Note for BKT Only:If you are using BKT blower with optional thermostat (wall mounted or remote control) for the fireplace, your fireplace and blower will not turn on and off at the same time. The fireplace may run for several minutes before the blowerturnson.Aftertheheatermodulatestothepilotposition, theblowerwillcontinuetorun.Theblowerwillshutoffafterthe fireboxtemperaturedecreases.

The blower helps distribute heated air from the fireplace. Periodically check the louvers of the firebox and remove any dust, dirt, or other obstructions that will hinder the flow of air.

OPERATING FIREPLACE

25

Operating Optional Blower Accessory

INSPECTING BURNERS

 

Pilot Assembly

 

Burner Flame Pattern

 

 

 

INSPECTING BURNERS

Check pilot flame pattern and burner flame patterns often.

PILOT ASSEMBLY

The pilot assembly is factory preset for the proper flame. Alterations may have occurred during shipping and handling. The pilot is located on the back right hand side of the burner.

The flame must envelope 1/4" of top of the ignitor/sensor and grounding stem.

If your pilot assembly does not meet these requirements:

Turn the adjustment screw marked PILOT clockwise to decrease or counterclockwise to increase the flame to proper size (see Figure 47, page 24). Do not remove the adjustment screw.

see Troubleshooting, pages 27 and 28

Pilot Burner

Sensing Rod

 

 

Ignitor/Sensor

Figure 49 - Correct Pilot Flame Pattern

BURNER FLAME PATTERN

Burner flames will be steady; not lifting or floating. Flame patterns will be different from unit to unit and will vary depending on installation type and weather conditions.

If the vent configuration is installed incorrectly, the flames will lift or "ghost". This can be dangerous. Inspect the flames after installa- tion to ensure proper installation and performance.

Figure 50 shows a typical flame pattern.

If burner flame pattern differs from that described:

turn fireplace off (see To Turn Off Gas to Appliance, page 24)

see Troubleshooting, pages 27 and 28

Figure 50 - Typical Flame Pattern

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111922-01A

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Contents For Your Safety OWNER’S Operation Installation ManualFor Your Safety What to do if YOU Smell GAS Safety Information Table of ContentsLocal Codes Product IdentificationPRE-INSTALLATION Preparation Product FeaturesLocation and Space Requirements Framing and Finishing ClearancesBalcony with Perpendicular Side Wall Location of Termination CAPInstallation Precautions Venting Installation InstructionsHorizontal Termination Installation Installation PlanningInstalling Siding Standoff Combustible Exterior Ground Floor Installation Horizontal Termination ConfigurationsCorner Installation Venting with Two 90 Elbows Flat Ceiling Installation Installation for Vertical TerminationVertical Termination Configurations Number Description High Altitude InstallationInstalling Optional Blower Accessory Fireplace InstallationModel BK Installation Check GAS TypeBlower Model BKT Model BKT InstallationBlower Wiring Diagram Installing GAS Piping to Fireplace LocationPressure Testing Gas Supply Piping System Connecting Fireplace to GAS SupplyInstallation Items Needed Checking GAS ConnectionsREMOVING/REPLACING Glass Door Pressure Testing Fireplace Gas ConnectionsRemoving Louver Panels Removing Glass Door Cleaning Glass Door Wall Switch Installation Installing LOGS, Lava Rock and Glowing EmbersOptional Remote Control Wiring DiagramOperating Fireplace For Your Safety Read Before LightingLighting Instructions To Turn OFF GAS To AppliancePilot Assembly Operating Optional Blower AccessoryInspecting Burners Burner Flame PatternGlass Door Cleaning MaintenancePilot and Burners LogsObserved Problem Possible Cause Remedy TroubleshootingGas leak. See Warning statement at Service Hints Replacement PartsTechnical Service SpecificationsModels Illustrated Parts BreakdownVK42N, VK42NH, VK42P, VK42PH Parts ListBurner Assembly for Models VK42EN, VK42ENH, VK42EP, VK42EPH Burner Assembly for Models VK42N, VK42NH, VK42P, VK42PH Accessories Owners Registration Form Postage Required 111922-01A Warranty Information