Desa GVC50PA, GVC35PA, GVC65PA Service Procedures, Removing Control Valve and Burner Tube

Page 28

SERVICE PROCEDURES

Removing Control Valve and Burner Tube

WARNING

Turn off and unplug heater and let cool before servicing. Unless you need gas supply for testing, shut off manual shutoff valve before servicing. Only a qualified service per- son should service and repair heater and venting system.

1.

Shut off gas supply to

 

heater.

2.

Remove lower front

 

access panel on heater.

3.

Disconnect burner tube

 

from orifice holder (see

 

Figure 18).

4.

Remove pilot gas line

 

from control valve (see

 

Figure 18).

5.

Disconnect wire connec-

 

tors from thermocouple

 

interrupter (see Figure

 

18).

6.

Remove thermocouple

 

and thermocouple inter-

 

rupter from control valve.

7.

Remove cotter pin from

 

control valve. This

 

releases the control rod

 

from valve (see Figure

 

18).

8.

Remove the two mounting

 

screws from control valve

 

mounting bracket (see

 

Figure 18).

9.

Remove assembly from

 

the rear of heater. Pull

 

burner tube through hole

 

in combustion chamber.

10. To reinstall, reverse above

 

steps. Turn on gas to

Control Rod

Control Valve

Control Valve

Bracket

 

Burner

Tube

Orifice

Holder

Thermocouple

Interrupter

Thermocouple

Cotter Pin

Mounting

Screw

Wire Connector

Pilot Gas Line

heater and check for gas

leaks. Apply a mixture of

liquid soap and water to

all joints. Bubbles forming

show a leak. Correct all

leaks at once.

11. Replace lower front

access panel.

Wire Connector

Figure 18 - Removing Control Valve and Burner Tube

28

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Contents For Your Safety OWNER’S Operation and Installation ManualWhat to do if YOU Smell GAS Contents Safety InformationElectrical shock, and carbon monoxide poisoning Carbon monoxide poisoning may lead to deathSafety Information Product IdentificationFeatures Installing HeaterLocal Codes UnpackingInstalling Heater Locating HeaterVenting Heater Venting Heater Do not vent heater in any of the following ways see FigureVenting Heater Proper Size Vent Installing Connecting to GAS SupplyQualified service person must connect heater to gas Supply. Follow all local codesGas Connection Checking GAS Connections Test all gas piping and connections for leaks after installIng or servicing. Correct all leaks at once Fresh AIR for Combustion and Ventilation Combustion VentilationDetermining FRESH-AIR Flow for Heater Location Draft Hood Spillage TestFresh AIR for Ventilation Air from OutdoorsConfined area has an air volume of less than 50 cubic 15 to make sure fresh air ventilation is adequateOperating Heater For Your Safety Read Before LightingLighting Instructions Viewing Pilot Manual Lighting Procedure Blower OperationTo Turn OFF GAS to Appliance Shutting Off HeaterPilot Flame Pattern Inspecting Pilot and Burner FlameBurner Flame Pattern Correct Burner Flame Pattern Cleaning MaintenanceTrouble Shooting Unless you need gas supply for testing, shut off manualShutoff valve before servicing. Only a qualified service Turn off and unplug heater and let cool before servicingProblem Cause TroubleObserved Possible Problem Cause Remedy TROUBLE- ShootingStatement at top Connections,Service Procedures Removing Control Valve and Burner TubeRemoving Burner Wiring DiagramBlower Changing Burner OrificeService AccessoriesTechnical HintsOrdering Replacement Parts Under WarrantyParts Not Under Warranty PartsIllustrated Parts List Cabinet AssemblyBurner Assembly Parts List Warranty Information Limited Warranty Vanguard Vented Propane GAS Heaters

GVC50PA, GVC35PA, GVC65PA specifications

The Desa GVC65PA, GVC35PA, and GVC50PA are advanced gas-fired ventless fireplaces that are designed to deliver efficiency, convenience, and aesthetic appeal. These models are particularly popular in modern homes for their ability to provide warmth without the burdens of traditional venting systems.

The GVC65PA stands out for its powerful heating capacity, making it ideal for larger spaces. It boasts a maximum output of 65,000 BTUs, ensuring that even the coldest rooms can be comfortably heated. This model is equipped with an innovative digital thermostat, allowing users to maintain their desired temperature with precision. Its remote control feature adds convenience, enabling homeowners to adjust settings from across the room.

The GVC35PA, on the other hand, is tailored for smaller spaces and is perfect for those looking for warmth in a compact format. With a maximum output of 35,000 BTUs, it efficiently heats rooms without overwhelming them. This model features a sleek design with a front access panel for easy maintenance. Its variable flame height control adds to its appeal, allowing users to customize the ambiance of their living space.

For those desiring a mid-range option, the GVC50PA is a versatile choice. With an output of 50,000 BTUs, it strikes a balance between capacity and efficiency, making it suitable for diverse room sizes. This model incorporates advanced safety features, such as an oxygen depletion sensor that automatically shuts off the unit if oxygen levels drop too low, providing peace of mind for users.

All three models are equipped with ceramic fiber logs that replicate the appearance of real wood, enhancing the visual aesthetics of the fireplace. These fireplaces utilize advanced burner technology, ensuring even heat distribution and maximizing fuel efficiency. The ventless design means that they can be installed in virtually any room without the need for complex venting systems, making them a practical choice for homeowners.

In summary, the Desa GVC65PA, GVC35PA, and GVC50PA represent the pinnacle of modern ventless fireplace technology. They offer a combination of aesthetic charm, powerful heating capabilities, and safety features, making them an attractive addition to any home. With their ease of installation and operation, these fireplaces are an excellent option for anyone seeking cozy warmth in a stylish package.
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