Desa BC55T Fuel and AIR Line Replacement and Proper Routing, Nozzle and Nozzle Adapter All Models

Page 13

SERVICE PROCEDURES

Continued

6.Carefully remove nozzle from the nozzle adapter using 5/8" socket wrench. See Figure 23.

7.Blow compressed air through face of nozzle. This will free any dirt in nozzle area.

8.Inspect nozzle sleeve for damage.

9.Replace nozzle into nozzle adapter until nozzle seats. Tighten 1/3 turn more using 5/8" socket wrench (40-45 inch-pounds). See Figure 23.

10.Attach nozzle assembly to burner strap (see Figure 22).

11.Attach fuel and airline hoses to nozzle adapter assembly. See Fuel and Air Line Replacement and Proper Routing.

12.Replace fan (see Fan, page 9).

13.Replace fan guard and upper shell (see Upper Shell Removal, page 9).

Nozzle

Nozzle

Sleeve

Face

 

 

 

 

Nozzle

 

 

Nozzle Adapter

 

 

Air Line Fitting

 

 

Fuel Line Fitting

Figure 23 - Nozzle and Nozzle Adapter,

All Models

FUEL AND AIR LINE REPLACEMENT AND PROPER ROUTING

1.Remove upper shell (see Upper Shell Re- moval, page 9).

2.Remove side cover screws using 5/16" nut driver (see Figure 15 or 16, page 11).

3.Remove side cover.

4.Inspect fuel and air line hoses for cracks and/or holes. If fuel line hose is damaged, disconnect from nozzle adapter (see Figure 19, 20, or 21, page 12) and from fuel filter (see Fuel Filter, page 11). If air line hose is damaged, discon- nect from nozzle adapter (see Figure 19, 20, or 21, page 12) and from barb fitting on pump end cover (see Figure 24).

5.Install new air and/or fuel line. Attach one end of air line hose to barb fitting on pump end cover (see Figure 24) and the other end to nozzle adapter (see Figure 19, 20, or 21, page 12). Attach one end of fuel line hose to fuel filter (see Fuel Filter, page 11) and the other end to nozzle adapter (see Figure 19, 20, or 21, page 12).

Note: Route hoses as shown in Figure 19, 20, or 21, page 12, according to model. Hoses are not to touch photocell bracket.

6.Replace side cover.

7.Replace upper shell and fan guard (see Upper Shell Removal, page 9).

Pump End Cover

Barb

Fitting

 

Barb

 

Fitting

 

Air Hose

40/55T/70T

115T/165T

Models

Models

Figure 24 - Air Hose to Barb Fitting

111168-01A

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Contents Table of Contents Unpacking Safety InformationProduct Identification For 40, 55T, and 70T Models only AssemblyFor 115T and 165T Models only Tighten all nuts firmlyFuels Theory of OperationOperation VentilationTo Start Heater To Stop HeaterOr Shipping Preventative Maintenance ScheduleFault Condition Possible Cause Remedy TroubleshootingUpper Shell Removal Service ProceduresFAN Lift upper shell off Remove fan guardAIR OUTPUT, AIR Intake and Lint Filters Pump Pressure AdjustmentReplace filter end cover Ignitor Fuel FilterNozzle Assembly Nozzle and Nozzle Adapter All Models Fuel and AIR Line Replacement and Proper RoutingPump Rotor Procedure if Rotor is BindingIgnition Control Assembly Wiring DiagramsModels BC40 and RC40 Illustrated Parts BreakdownNTC-4C Parts ListModels BC55T, RC55T, BC70T, and RC70T RC70T Models BC55TModels BC115CT, RC115CT, BC165CT and RC165CT KEY Part Number Illustrated Parts Breakdown FHPF3-6C Models BC40, RC40, BC55T, RC55T, BC70T and RC70TSpecifications Ignition Control Assembly Photocell Tester HA1170 AccessoriesThermostat KIT HA1210 AIR Gauge KIT HA1180Keep this Warranty Warranty and Repair ServiceRC115CT, BC165CT ET RC165CT Table DES MatièreDeballage Informations SUR LA SécuritéModèle Nomenclature DES Pieces PrincipalesPour LE Modèles 40, 55T ET 70T Seulement MontagePour LES Modèles 100 ET 150 Seulement Serrez fermement tous les écrous à la cléDʼair propre chaud CombustiblesVaporisé dans la chambre de combustion Des odeurs perceptiblesFonctionnement Remise EN ServiceMise EN Marche ArretCalendrier D’ENTRETIEN OU ExpéditionAnomalie Cause Possible Remede Diagnostic DES PannesDémontage DU Couvercle Entretien Marche a SuivreVentilateur Filtres de sortie et d’entrée Réglage DE LA Pression DE LA PompeDépose du filtre à combustible, modèles 40/55T/70T AllumeurBuse Vérifiez que le manchon de la buse nʼest pas endommagé Entretien Marche aDéposez le couvercle voir Démontage du couvercle, Rotor DE LA PompeRetirez le cache-filtre et les filtres à air Déposez le couvercle de la pompeCommande D’ALLUMAGE Schemas ElectriquesModèles BC40 ET RC40 VUE Détaillée DES PiècesListe DES Pièces Modèles BC55T, RC55T, BC70T ET RC70T Support de porte-buse 55T Modèles BC115CT, RC115CT, BC165CT ET RC165CT Référence VUE Détaillée DES Pièces Vis 55T Modèles BC40, RC40, BC55T, RC55T, BC70T ET RC70TFiche Technique Manometre HA1180 AccessoiresRoues ET Guidon Pour Travail Intensif HA1202 Thermostat HA1210Gardez Cette Garantie Ntie ET Service APRES-VENTE

RC70T, RC165CT, BC55T, BC70T, RC115CT specifications

Desa BC165CT, RC55T, BC55T, RC165CT, and BC70T are some of the advanced heating solutions designed to provide maximum comfort and efficiency in various environments. Each model comes with unique features and technologies aimed at meeting diverse heating demands while ensuring energy efficiency.

The Desa BC165CT is particularly notable for its robust heating capacity. Designed for larger spaces, it utilizes a powerful combustion system that enables it to produce a significant amount of heat quickly. This model features an innovative thermostat that allows users to set their desired temperature, ensuring a comfortable environment all year round. Its compact design allows for versatile placement in residential or commercial settings.

The RC55T model stands out for its versatility and user-friendly operation. This unit is engineered with a remote control feature, enabling users to adjust settings from the comfort of their seats. Its sleek design and modern aesthetics make it a perfect fit for contemporary interiors, while its energy-efficient technology ensures reduced operating costs.

Moving to the BC55T, this model strikes a balance between performance and efficiency. It offers multiple heat settings, enabling users to choose the most suitable level of warmth for their space. The BC55T is also designed for quiet operation, making it an ideal choice for bedrooms or study areas. The built-in safety mechanisms ensure reliable performance without compromising safety.

The RC165CT is designed for those who desire enhanced features in their heating system. Equipped with advanced digital controls, this model allows for precise temperature management and programming. Its high-efficiency burner reduces fuel consumption while generating impressive heat output, making it a cost-effective option for homeowners.

Finally, the BC70T adds an extra layer of convenience with its larger heating capacity, ideal for bigger spaces. This model incorporates advanced technology that optimizes fuel usage and minimizes emissions, aligning with modern environmental standards. The BC70T also features an intuitive control panel, making it easy to navigate through its settings and adjust the heating according to individual needs.

In summary, the Desa BC165CT, RC55T, BC55T, RC165CT, and BC70T models offer innovative heating solutions characterized by energy efficiency, user-friendly features, and adaptable designs. These units are engineered to meet the demands of various environments while providing reliable warmth and comfort.
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