Desa LFP33NR installation manual Maintenance

Page 20

LFP33NR

UNVENTED NATURAL GAS FIREPLACE

TROUBLESHOOTING

Continued

 

OBSERVED PROBLEM

POSSIBLE CAUSE

REMEDY

 

Burner does not light after ODS/pilot is lit

1.

Burner orifice clogged

1.

Clean burner (see Cleaning and Mainte-

 

 

 

 

 

nance, page 18) or replace burner orifice

 

 

2.

Inlet gas pressure is too low

2.

Contact local natural gas company

 

 

3.

Burner orifice diameter is too small

3.

Replace burner orifice

 

 

4.

Thermopile leads disconnected or im-

4.

Reconnect leads (see Wiring Diagram,

 

 

 

properly connected

 

page 22)

 

 

5.

Burners will not come on in remote po-

5.

Replace battery in transmitter and re-

 

 

 

sition

 

ceiver

 

 

 

 

 

 

 

 

Delayed ignition burner

1.

Manifold pressure is too low

1.

Contact local natural gas company

 

 

2.

Burner orifice clogged

2.

Clean burner (see Cleaning and Mainte-

 

 

 

 

 

nance, page 18) or replace burner orifice

 

 

 

 

 

 

 

 

Burner backfiring during combustion

1.

Burner orifice is clogged or damaged

1.

Clean burner (see Cleaning and Mainte-

 

 

 

 

 

nance, page 18) or replace burner orifice

 

 

2.

Damaged burner

2.

Replace damaged burner

 

 

3.

Gas regulator defective

3.

Replace gas control

 

 

 

 

 

 

 

 

Slight smoke or odor during initial operation

1.

Not enough air

1.

Check burner for dirt and debris. If

 

 

 

 

 

found, clean burner (see Cleaning and

 

 

 

 

 

Maintenance, page 18)

 

 

2.

Gas regulator defective

2.

Replace gas control

 

 

3.

Residues from manufacturing processes

3.

Problem will stop after a few hours of

 

 

 

and logs curing

 

operation

 

 

 

 

 

 

 

 

Moisture/condensation noticed on windows

1.

Not enough combustion/ventilation air

1.

Refer to Air for Combustion and Venti-

 

 

 

 

 

lation requirements (page 4)

 

 

 

 

 

 

 

 

Heater produces a whistling noise when

1.

Turning control knob to HI position

1.

Turn control knob to LO position and

 

burner is lit

 

when burner is cold

 

let warm up for a minute

 

 

2.

Air in gas line

2.

Operate burner until air is removed from

 

 

 

 

 

line. Have gas line checked by local

 

 

 

 

 

natural gas company

 

 

3.

Air passageways on heater blocked

3.

Observe minimum installation clear-

 

 

 

 

 

ances (see pages 8 through 10)

 

 

4.

Dirty or partially clogged burner orifice

4.

Clean burner (see Cleaning and Mainte-

 

 

 

 

 

nance, page 18) or replace burner orifice

 

 

 

 

 

 

 

White powder residue forming within burner box or on adjacent walls or furniture

1.When heated, vapors from furniture pol- ish, wax, carpet cleaners, etc. turn into white powder residue

1.Turn heater off when using furniture pol- ish, wax, cleaners, or similar products.

Remote does not function

1. Battery is not installed. Battery power

 

is low

1.Replace 9-volt batteries in receiver and remote control

www.desatech.com

20

104887

Image 20
Contents Unvented VENT-FREE Natural GAS Fireplace What to do if YOU Smell GASSafety Information LFP33NR Unvented Natural GAS FireplaceRemote Control Accessories Product IdentificationLocal Codes UnpackingProduct Features AIR for Combustion and VentilationDetermining if You Have a Confined or Unconfined Space AIR for Combustion VentilationDetermining FRESH-AIR Flow for Fireplace Location Ventilation Air From Outdoors Ventilation AIRVentilation Air From Inside Building Installation Optional Blower AccessoryCheck GAS Type Electrical HookupConventional Fireplace Installation Minimum Wall and Ceiling Clearances see FigureBUILT-IN Fireplace Installation Location of Nailing FlangesInstallation Items Needed Installing GAS Piping to Fireplace LocationMantel Clearances for Built-In Installation Connecting Fireplace to GAS Supply Removing Log Base Assembly From FireplaceChecking GAS Connections Pressure Testing Gas Supply Piping SystemPressure Testing Fireplace Gas Connections Installing Logs Installing ScreenOptional Wireless HAND- Held Remote Control Accessory RM4 Installing Batteries for RM4Installing Remote Receiver Unit Installing Batteries in Hand-Held Remote Control UnitInstalling Battery in Hand-Held Remote Control Unit Installing Batteries for Ghrc and Ghrct SeriesInstalling Battery in Receiver Lighting Instructions For Your Safety Read Before LightingOperating Fireplace Manual Lighting Procedure To Turn OFF GAS To ApplianceOptional Remote Operation Optional Blower OperationCleaning and Maintenance Inspecting BurnersTroubleshooting Observed Problem Possible Cause RemedyMaintenance, Gas leak. See Warning statement Technical Service Specifications Wiring DiagramService Hints Replacement Parts Parts Under WarrantyParts not Under Warranty Parts CentralAccessories Corner MantelGMC11F Series Walnut Finished Hardwood Veneer GMC13F Series Medium Stained Oak VeneerHAND-HELD Remote Control RM4 Receiver and HAND- Held Remote Control KIT Cghrc SeriesBlower Accessories Manual Shutoff Valve GA5010Illustrated Parts Breakdown Remote Ready Model LFP33NRParts List KEY Part Number Description QTYFireplace LFP33NR Parts List Warranty Information