Desa SMA24VNA, SMA18VPA, SBJ24VNA, SBJ18VPA installation manual ODS/pilot lights but flame goes

Page 23

TROUBLESHOOTING

Continued

OBSERVED PROBLEM

POSSIBLE CAUSE

REMEDY

 

 

 

 

ODS/pilot lights but flame goes

1. Control knob not fully pressed in

1.

Press in control knob fully

out when control knob is re-

2. Control knob not pressed in

2.

After ODS/pilot lights, keep con-

leased

 

long enough

 

trol knob pressed in 30 seconds

 

3.

Safety interlock system has

3.

Wait one minute for safety in-

 

 

been triggered

 

terlock system to reset. Repeat

 

4.

Equipment shutoff valve not

 

ignition operation

 

4.

Fully open equipment shutoff

 

 

fully open

 

valve

 

5.

Pilot flame not touching ther-

5.

A) Contact local natural or

 

 

mocouple, which allows ther-

 

propane/LP gas company

 

 

mocouple to cool, causing pilot

 

 

 

 

flame to go out. This problem

 

B) Clean ODS/pilot (see

 

 

could be caused by one or both

 

Cleaning and Maintenance,

 

 

of the following:

 

page 21) or replace ODS/pilot

 

 

A) Low gas pressure

 

assembly

 

 

B) Dirty or partially clogged

 

 

 

 

ODS/pilot

 

 

 

6.

Thermocouple connection

6.

Hand tighten until snug, then

 

 

loose at control valve

 

tighten 1/4 turn more

 

7.

Thermocouple damaged

7.

Replace pilot assembly

 

8.

Control valve damaged

8.

Replace control valve

 

 

 

 

Burner does not light after ODS/

1. Inlet gas pressure is too low

1.

Contact local natural or pro-

pilot is lit

2.

Burner orifice(s) clogged

 

pane/LP gas company

 

2.

Clean burner(s) (see Cleaning

 

 

 

 

and Maintenance, page 21) or

 

3.

Burner orifice(s) diameter is

 

replace burner orifice(s)

 

3.

Replace burner orifice(s)

 

 

too small

4.

Put remote selector in ON

 

4.

Remote selector in OFF

 

 

position

 

position

 

5.

Wire disconnected from gas

5.

See Wiring Diagram, page 20

 

 

control

 

 

Delayed ignition of burner

1. Manifold pressure is too low

1.

Contact local natural or pro-

 

2.

Burner orifice(s) clogged

 

pane/LP gas company

 

2.

Clean burner(s) (see Cleaning

 

 

 

 

and Maintenance, page 21) or

 

3.

Mislocated crossover tube

 

replace burner orifice(s)

 

3.

Contact qualified service person

 

 

 

 

Burner backfiring during com-

1. Burner orifice is clogged or

1.

Clean burner (see Cleaning

bustion

 

damaged

 

and Maintenance, page 21) or

 

2.

Damaged burner

 

replace burner orifice

 

2.

Replace damaged burner

 

3.

Gas regulator defective

3.

Replace gas regulator

114744-01B

www.desatech.com

23

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Contents SBJ18VNA, SBJ18VPA SMA18VNA, SMA18VPA SBJ24VNA, SBJ24VPASMA24VNA, SMA24VPA Table of Contents Safety Information Provide adequate clearances around air openings Unpacking Product IdentificationLocal Codes Determining FRESH-AIR Flow for Appliance Location AIR for Combustion VentilationProviding Adequate Ventilation Ventilation Air From Inside Building Ventilation AIRVentilation Air From Outdoors AIR for Combustion Ventilation InstallationCheck GAS Type Installation and Clearances for VENT-FREE OperationMinimum Noncombustible Material Clearances InstallationFloor Clearances Mantel ClearancesRound Flues Installing Damper Clamp Accessory for Vented OperationInstalling Remote Control Accessory Bracket Area of Various StandardInstallation Items Needed Installing Heater AssemblyConnecting to GAS Supply Propane/LP From To Gas Control ValveTest Pressures Equal To or Less Than 1/2 Psig 3.5 kPa Checking GAS ConnectionsTest Pressures In Excess Of 1/2 Psig 3.5 kPa Operating Heater For Your Safety Read Before LightingControl Knob and Ignitor Button Location, Manual Controlled Lighting InstructionsOptional HAND-HELD Remote Operation Manual Lighting ProcedureTo Turn OFF GAS To ApplianceThermostat Series Model Ghrctb Manual ModeAuto Shutoff Feature Auto Thermostatic ModePilot Flame Pattern Wiring DiagramWhen Using Remote Inspecting BurnerNatural Cleaning MaintenanceBurner Injector Holder and Pilot AIR Inlet Hole Observed Problem Possible Cause Remedy TroubleshootingODS/pilot lights but flame goes Maintenance, Gas leak. See Warning Technical Service SpecificationsReplacement Parts Service HintsAccessories Illustrated Parts Breakdown Parts List SMA24VNA Shown, SMA24VPA Parts Available Not Shown Limited Warranty VENT-FREE GAS LOG Heaters Warranty InformationKeep this Warranty

SMA24VNA, SBJ18VPA, SBJ24VNA, SMA18VPA, SBJ24VNA, SBJ24VPA, SMA24VNA, SMA24VPA, SBJ18VNA, SBJ18VPA, SMA18VNA, SMA18VPA specifications

Desa SMA18VPA, SMA24VNA, SBJ24VNA, SBJ24VPA, SMA24VNA, SMA24VPA, SBJ18VNA, SBJ18VPA, SMA18VNA, and SMA18VPA represent a series of advanced technologies in the field of energy production and consumption. These models are integral to the development of sustainable energy solutions and stand out for their innovative features.

One of the main features shared by all these models is their ability to optimize energy efficiency. They are designed with smart energy management systems that monitor and control energy distribution effectively. This ensures that energy consumption is minimized while maximizing output, making them ideal for both residential and commercial applications.

SMA18VPA and SMA24VNA are both characterized by high-performance inverters that convert DC electricity from solar panels into AC electricity. These models utilize cutting-edge inverter technology which increases energy yield even in partial shading conditions. Similarly, SBJ series, including SBJ24VNA and SBJ18VNA, emphasize modularity and flexibility, allowing users to expand their systems according to changing energy needs.

In terms of connectivity, these models are equipped with advanced communication protocols. This includes Wi-Fi and Ethernet options, which facilitate real-time monitoring and remote management through user-friendly mobile applications. Users can seamlessly track their energy production, consumption, and savings on their smartphones or tablets.

Another notable characteristic is the emphasis on durability and reliability. The materials used in these constructions are often weather-resistant, ensuring longevity and reducing maintenance costs over time. For instance, SMA24VPA utilizes robust casing that protects internal components from environmental damage.

Furthermore, these systems are designed to be environmentally friendly. Many of the models boast certifications that confirm their compliance with international environmental standards, promoting a sustainable approach to energy consumption.

In terms of scalability, the Desa series stands out. Users can start with a smaller setup and gradually expand as their energy needs grow. This adaptability makes these models suitable for a wide range of applications from small homes to larger industrial installations.

In conclusion, Desa SMA18VPA, SMA24VNA, SBJ24VNA, SBJ24VPA, SMA24VNA, SMA24VPA, SBJ18VNA, SBJ18VPA, SMA18VNA, and SMA18VPA are at the forefront of energy technology. With their energy efficiency, advanced connectivity features, durability, environmental responsibility, and scalability, they offer optimal solutions for modern energy demands, paving the way for a more sustainable future.