Desa FVMR24, FVMR18 installation manual Clean pilot see Cleaning and Mainte

Page 14

VENTED NATURAL GAS LOGS

TROUBLESHOOTING

Continued

OBSERVED PROBLEM

POSSIBLE CAUSE

REMEDY

When ignitor button is pressed, there is no

1.

Ignitor electrode not connected to igni-

1.

Reconnect ignitor cable

spark at pilot (GA9000 Only)

 

tor cable

 

 

 

2.

Ignitor cable pinched or wet

2.

Free ignitor cable if pinched by any

 

 

 

 

metal or tubing. Keep ignitor cable dry

 

3.

Bad ground on piezo ignitor

3.

Scrape away paint on bracket for better

 

 

 

 

contact with ground on piezo ignitor

 

4.

Broken ignitor cable

4.

Replace ignitor cable

 

5.

Bad piezo ignitor

5.

Replace piezo ignitor

 

6.

Ignitor electrode broken

6.

Replace electrode

 

7.

Ignitor electrode positioned wrong

7.

Reposition electrode

 

 

 

 

 

When ignitor button is pressed, there is

1.

Gas supply turned off or equipment

1.

Turn on gas supply or open equipment

spark at pilot but no ignition (GA9000 Only)

 

shutoff valve closed

 

shutoff valve

 

2.

Control knob not in PILOT position

2.

Turn control knob to PILOT position

 

3.

Control knob not pressed in while in

3.

Press in control knob while in PILOT

 

 

PILOT position

 

position

 

4.

Air in gas lines when installed

4.

Continue holding down control knob.

 

 

 

 

Repeat igniting operation until air is re-

 

 

 

 

moved

 

5.

Pilot adjustment screw closed

5.

Adjust pilot flame for approximately

 

 

 

 

2" blue flame

 

6.

Pilot is clogged

6.

Clean pilot (see Cleaning and Mainte-

 

 

 

 

nance, page 13) or replace pilot assembly

 

7.

Low gas pressure

7.

Replace gas control

 

 

 

 

 

Pilot lights but flame goes out when control

1.

Control knob not fully pressed in

1.

Press in control knob fully

knob is released (GA9000 Only)

2.

Control knob not pressed in long enough

2.

After pilot lights, keep control knob

 

 

 

 

pressed in 30 seconds

 

3.

Equipment shutoff valve not fully open

3.

Fully open equipment shutoff valve

 

4.

Pilot flame not touching thermocouple,

4.

A) Contact local natural gas company

 

 

which allows thermocouple to cool,

 

 

 

 

causing pilot flame to go out. This prob-

 

B) Clean pilot (see Cleaning and

 

 

lem could be caused by one or both of

 

Maintenance, page 13) or replace pilot

 

 

the following:

 

assembly

 

 

A) Low gas pressure

 

 

 

 

B) Dirty or partially clogged pilot

 

 

 

5.

Thermocouple connection loose at con-

5.

Hand tighten until snug, then tighten

 

 

trol valve

 

1/4 turn more

 

6.

Thermocouple damaged

6.

Replace thermocouple

 

7.

Control valve damaged

7.

Replace control valve

 

 

 

 

 

Burner does not light after pilot is lit

1.

Burner orifice clogged

1.

Clean burner orifice

(GA9000 Only)

2.

Inlet gas pressure is too low

2.

Contact local natural or propane/LP gas

 

 

 

 

company

 

3.

Burner orifice diameter is too small

3.

Replace burner orifice

 

4.

Thermocouple leads disconnected or im-

4.

Reconnect leads

 

 

properly connected

 

 

 

 

 

 

 

Delayed ignition burner (GA9000 Only)

1.

Pilot flame needs adjusting

1.

Adjust pilot flame for approximately

 

 

 

 

2" blue flame

 

2.

Wrong pilot orifice

2.

Replace pilot orifice set

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Contents For Use with Log Sets OWNER’S Operation and Installation ManualWhat to do if YOU Smell GAS Safety Information Vented Natural GAS LogsRemote Control Ready Millivolt Safety VALVE/ Pilot KIT Local Codes Unpacking Optional Product FeaturesON/OFF Safety VALVE/ Pilot KIT and PROPANE/LP Conversion Remote Control AccessoriesUnusually Tight Construction AIR for Combustion and VentilationProviding Adequate Ventilation Confined and Unconfined SpaceDetermining if You Have a Confined or Unconfined Space AIR for Combustion VentilationDetermining FRESH-AIR Flow for Appliance Location Building Ventilation AIRVentilation Air From Inside Ventilation Air From OutdoorsVenting Specifications for Installation InstallationFlue Opening Specifications Check GAS TypePressure Testing Gas Supply Piping System Installing Damper ClampConnecting to GAS Supply Installation Items NeededKit Assembly Hearth KIT Assembly and InstallationOptional GA9000 ON/OFF Safety VALVE/PILOT KIT Assembly Installation and Gas ConnectionPropane/LP Gas Conversion Gas Control Valve with Ther- mocouple and PilotAdding PAN Material Testing Burner for LeaksInstalling the Grate and Logs Operating Appliance To Turn OFF GAS To Appliance Cleaning and MaintenanceTroubleshooting Shutting Off Burner Only pilot stays litClean pilot see Cleaning and Mainte Gas leak. See Warning statement at Illustrated Parts Breakdown FVMR18 FVMR24Parts List KEY Part Number for FVMR18 FVMR24 Description QTYLOG SET Models FMLR18, and FMLR24 KEY Part Number for FMLR18 FMLR24 Description QTYReplacement Parts AccessoriesWarranty Information International

FVMR24, FVMR18 specifications

Desa FVMR18 and FVMR24 are innovative models that stand out in the world of HVAC (Heating, Ventilation, and Air Conditioning) systems. Designed for modern living and commercial environments, these units combine efficiency, performance, and advanced technology to meet diverse climate control needs.

The FVMR18 is designed for residential spaces, featuring a compact and sleek design that easily fits into various interior layouts. Its primary strength lies in its energy efficiency, boasting an impressive SEER (Seasonal Energy Efficiency Ratio) rating. This not only reduces overall power consumption but also minimizes utility bills, aligning with eco-friendly initiatives. The FVMR24, on the other hand, caters to larger areas, including commercial buildings, offering enhanced cooling and heating capabilities.

Both models utilize inverter technology, which allows them to adjust the compressor speed based on the ambient temperature. This means the units can operate more quietly and sustainably, delivering just the right amount of heating or cooling without the drastic fluctuations typical of conventional systems. The inverter technology also contributes significantly to the longevity of the unit, preventing wear and tear associated with frequent restarts.

A standout feature of both the FVMR18 and FVMR24 units is their advanced air filtration system. Equipped with HEPA filters, these models not only provide optimal temperature control but also ensure a clean and healthy indoor environment by capturing dust, allergens, and other airborne particles. This is particularly beneficial for those with respiratory issues or allergies.

Another key characteristic is the user-friendly interface, which includes a smart remote control and compatibility with smart home systems. This allows users to easily adjust temperatures, set timers, and monitor energy consumption through mobile applications. Additionally, both units are designed with quiet operation technology, ensuring minimal noise disruption, which is crucial in residential and office settings.

In summary, Desa FVMR18 and FVMR24 models represent a blend of cutting-edge technology and user-centric features. With their efficient performance, advanced filtration, and smart capabilities, they effectively address the diverse demands of contemporary climate control, making them a valuable investment for both home and business environments.