Desa GVR50BPA, GVR65PA, GVR50PA, GVR65BPA, GVR35PA installation manual See Changing Burner Orifice

Page 29

TROUBLE- SHOOTING

Continued

OBSERVED

POSSIBLE

 

 

 

PROBLEM

CAUSE

REMEDY

 

 

 

 

 

 

 

Delayed ignition of

1.

Manifold pressure is

1.

Contact local propane

 

burner.

 

too low.

 

gas company.

 

 

2.

Burner orifice is

2.

Clean burner (see

 

 

 

clogged.

 

Cleaning and Mainte-

 

 

 

 

 

nance, page 26) or

 

 

 

 

 

replace burner orifice

 

 

 

 

 

(see Changing Burner

 

 

 

 

 

Orifice, page 34).

 

 

 

 

 

 

 

Burner backfiring

1.

Burner orifice is

1.

Clean burner (see

 

during combustion.

 

clogged or damaged.

 

Cleaning and Mainte-

 

 

 

 

 

nance, page 26) or

 

 

 

 

 

replace burner orifice

 

 

 

 

 

(see Changing Burner

 

 

 

 

 

Orifice, page 34).

 

 

2.

Burner damaged.

2.

Replace burner.

 

 

3.

Gas regulator defective.

3.

Replace control valve.

 

 

4.

Delayed ignition.

4.

See above.

 

 

 

 

 

 

 

Yellow flame during

1.

Not enough air.

1.

Check burner for dirt

 

burner combustion

 

 

 

and debris. If found,

 

 

 

 

 

clean burner (see

 

 

 

 

 

Cleaning and Mainte-

 

 

 

 

 

nance, page 26).

 

 

2.

Gas regulator defective.

2.

Replace control valve.

 

 

 

 

 

 

 

Flame lifting during

1.

Burner orifice is

1.

Clean burner (see

 

combustion.

 

clogged or damaged.

 

Cleaning and Mainte-

 

 

 

 

 

nance, page 26) or

 

 

 

 

 

replace burner orifice

 

 

 

 

 

(see Changing Burner

 

 

 

 

 

Orifice, page 34).

 

 

2.

Manifold pressure too

2.

Replace control valve

 

 

 

high/defective gas

 

(see Removing Control

 

 

 

regulator

 

Valve and Burner Tube,

 

 

 

 

 

page 32).

 

 

 

 

 

 

Slight smoke or odor

1. Residues from manu-

1.

Problem will stop after a

 

during initial opera-

 

facturing processes.

 

few hours of operation.

 

tion.

 

 

 

 

 

Continued

100791

29

Image 29
Contents What to do if YOU Smell GAS OWNER’S Operation and Installation ManualFor Your Safety Contents Safety Information Safety Information Identification ProductInstalling Heater FeaturesLocal Codes UnpackingInstalling Heater Venting Heater Do not vent heater in any of the following ways see Figure Venting HeaterVenting Heater Proper Size Vent Supply. Follow all local codes Connecting to GAS SupplyQualified service person must connect heater to gas Gas Connection Checking GAS Connections Pressure Testing Gas Supply Piping SystemLocation of Radiants Installing RadiantsFor Radiant Models Only Installing Glass PanelInserting Glass into Lower Retaining Channel AIR for Combustion and Ventilation Ventilation AIR forDetermining FRESH-AIR Flow for Heater Location Draft Hood Spillage TestLeases poisonous carbon monoxide gas into your home 18 to make sure fresh air ventilation is adequate Confined area has an air volume of less than 50 cubicOperating Heater For Your Safety Read Before LightingViewing Pilot Blower Operation Manual Lighting ProcedureTo Turn OFF GAS to Appliance Shutting Off HeaterBurner Flame Pattern Inspecting Pilot and Burner FlamePilot Flame Pattern Flame Maintenance CleaningObserved Possible Problem Cause Remedy Trouble ShootingTROUBLE- Shooting Cleaning and MainteSee Changing Burner Orifice, Lighting Instructions Top Ing statement atRemoving Control Valve and Burner Tube Service ProceduresRemoving Burner Diagram WiringBlower Changing Burner OrificeService Hints Technical Service35,000 BTU/Hr 50,000 BTU/Hr ModelParts Under Warranty Ordering ReplacementParts Not Under Warranty PartsBlower KIT Part Number GA6010 AccessoriesBlower Assembly Illustrated Parts ListIllustrated Parts List Cabinet Assembly for Radiant Models Burner Assembly for Radiant Models Parts List Burner Assembly for Radiant Models 100791 100791 Limited Warranty GVR/GVC Vented Propane GAS Heaters Warranty Information