Desa VFRMV24PA Gas regulator defective Replace gas regulator, Turning control knob to HI, Son

Page 24

TROUBLESHOOTING

Continued

OBSERVED PROBLEM

POSSIBLE CAUSE

REMEDY

 

 

 

 

 

Orange flame in burner during

1.

Not enough air

1.

Check burner(s) for dirt

burner combustion

 

 

 

and debris. If found, clean

 

 

 

 

burner(s) (see Cleaning and

 

 

 

 

Maintenance, page 20)

 

2.

Gas regulator defective

2.

Replace gas regulator

 

 

 

 

 

Slight smoke or odor during initial

1.

Residues from manufacturing

1.

Problem will stop after a few

operation

 

processes and logs curing

 

hours of operation

 

 

 

 

 

Heater produces a whistling noise

1.

Turning control knob to HI

1.

Turn control knob to LO po-

when burners are lit

 

position when burners are

 

sition and let warm up for a

 

 

cold

 

minute

 

2.

Air in gas line

2.

Operate burners until air is

 

 

 

 

removed from line. Have gas

 

 

 

 

line checked by local natural

 

 

 

 

or propane/LP gas company

 

3.

Air passageways on heater

3.

Observe minimum instal-

 

 

blocked

 

lation clearances (see pages 9

 

4.

Dirty or partially clogged

 

through 12)

 

4.

Clean burners (see Cleaning

 

 

burner orifice(s)

 

and Maintenance, page 20) or

 

 

 

 

replace burner orifice(s)

 

 

 

 

 

White powder residue forming

1.

When heated, vapors from

1.

Turn heater off when using

within burner box or on adjacent

 

furniture polish, wax, carpet

 

furniture polish, wax, carpet

walls or furniture

 

cleaners, etc. turn into white

 

cleaners or similar products

 

 

powder residue

 

 

 

 

 

 

 

Moisture/condensation noticed

1.

Not enough combustion/ven-

1.

Refer to Air for Combustion

on windows

 

tilation air

 

and Ventilation requirements

 

 

 

 

(page 6)

 

 

 

 

 

Heater produces a clicking/tick-

1.

Metal expanding while heat-

1.

This is common with most

ing noise just after burners are lit

 

ing or contracting while cool-

 

heaters. If noise is excessive,

or shut off

 

ing

 

contact qualified service per-

 

 

 

 

son

24

www.desatech.com

114745-01B

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Contents VFRMV18NA, VFRMV18PA VFRMV24NA, VFRMV24PA Ansi Z21.11.2a-2003 Ansi Z21.60-2003Table of Contents Safety Information Provide adequate clearances around air openings Product Identification Local CodesUnpacking AIR for Combustion Ventilation Providing Adequate VentilationDetermining FRESH-AIR Flow for Appliance Location Ventilation AIR Ventilation Air From Inside BuildingAIR for Combustion Ventilation Installation Ventilation Air From OutdoorsInstallation and Clearances for VENT-FREE Operation Check GAS TypeInstallation Minimum Noncombustible Material ClearancesMantel Clearances Floor ClearancesInstalling Damper Clamp Accessory for Vented Operation Installing Heater AssemblyInstallation Items Needed Masonry Manufactured FireplaceFireplaceConnecting to GAS Supply Propane/LP External Regulator Supply Tank Vent Pointing DownChecking GAS Connections To Gas Control ValvePropane/LP From Test Pressures In Excess Of 1/2 Psig 3.5 kPa Test Pressures Equal To or Less Than 1/2 Psig 3.5 kPaFor Your Safety Read Before Lighting Operating HeaterLighting Instructions To Turn OFF GAS To Appliance Propane/LP NaturalShutting Off Heater Manual Lighting Procedure Optional HAND-HELD Remote OperationON/OFF Series Model Ghrcb Thermostat Series Model GhrctbAuto Shutoff Feature Inspecting BurnersPilot Flame Pattern Check pilot flame pattern and burner flame pat- terns oftenCleaning Maintenance Burner Flame PatternBurner Injector Holder and Pilot AIR Inlet Hole Wiring Diagram Propane/LPTroubleshooting Observed Problem Possible Cause RemedyOut when control knob is re Safety interlock system hasClean ODS/pilot see Low gas pressure AssemblyCleaners or similar products Gas regulator defective Replace gas regulatorOperation Processes and logs curing Hours of operation Turning control knob to HIGas leak. See Warning Specifications Replacement PartsTechnical Service AccessoriesReceiver and HAND-HELD Thermostat Remote Control KIT Ghrctb Receiver and HAND-HELD Remote Control KIT GhrcbWALL-MOUNT Thermostat Switch GWMT1 FB36CA, FB42C Series CIRCULATING, FB36NCA, FB42NCIllustrated Parts Breakdown VFRMV18NA, VFRMV18PAParts List 114745-01B 114745-01B Warranty Information Keep this WarrantyLimited Warranty VENT-FREE GAS LOG Heaters

VFRMV24PA, VFRMV18PA, VFRMV18NA, VFRMV24NA, VFRMV24PA specifications

Desa's VFRMV series is a line of advanced heating solutions designed for energy efficiency and optimal comfort. The series includes models VFRMV24PA, VFRMV18PA, VFRMV18NA, VFRMV24NA, and VFRMV24PA. Each model is tailored to meet different heating demands, making them suitable for various residential and commercial applications.

One of the defining features of the VFRMV series is its inverter technology, which adjusts the compressor speed to match the heating or cooling needs of the environment. This capability not only enhances energy efficiency but also contributes to a quieter operation. Users can expect significant energy savings, as the inverter technology minimizes energy consumption during periods of low demand.

Each model in the VFRMV series boasts high-performance SEER and HSPF ratings, indicating superior energy efficiency and performance. With such ratings, these units are designed to make substantial contributions to reducing heating and cooling costs while complying with modern environmental standards.

The VFRMV24PA and VFRMV24NA models are particularly effective in larger spaces, offering robust heating capacities while remaining energy efficient. On the other hand, the VFRMV18PA and VFRMV18NA models cater to medium-sized spaces, ensuring that homes or offices maintain a comfortable atmosphere without overspending on energy bills.

Additional characteristics include advanced filtration systems that improve indoor air quality by removing dust, allergens, and pollutants. This feature is particularly beneficial for allergy sufferers or anyone keen on maintaining a healthier living environment.

Moreover, the VFRMV series incorporates smart home compatibility, allowing users to control their heating and cooling systems remotely via smartphone apps. This feature not only adds convenience but also enables better energy management, as users can adjust settings based on their schedules or occupancy patterns.

In summary, Desa's VFRMV series, comprising models VFRMV24PA, VFRMV18PA, VFRMV18NA, VFRMV24NA, and VFRMV24PA, offers a blend of efficiency, performance, and advanced technology. The use of inverter technology, high SEER and HSPF ratings, robust heating capabilities, advanced filtration, and smart home features make these units ideal choices for anyone looking to enhance comfort while minimizing energy expenses.
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