TROUBLE- SHOOTING

Continued

WARNING

If you smell gas

•Shut off gas supply.

•Do not try to light any appliance.

•Do not touch any electrical switch; do not use any phone in your building.

•Immediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instructions.

•If you cannot reach your gas supplier, call the fire department.

 

OBSERVED

POSSIBLE

REMEDY

 

PROBLEM

CAUSE

 

 

 

 

 

 

 

Heater produces a

1.

Metal expanding while

1.

This is common with

 

clicking/ticking noise

 

heating or contracting

 

most heaters. If noise is

 

just after burner is lit

 

while cooling.

 

excessive, contact quali-

 

or shut off.

 

 

 

fied service person.

 

 

 

 

 

 

 

 

 

 

 

 

Heater produces

1.

Heater burning vapors

1.

Ventilate room. Stop us-

 

unwanted odors.

 

from paint, hair spray,

 

ing odor causing products

 

 

 

glues, etc.

 

while heater is running.

 

 

2.

Gas leak. See Warn-

2.

Find and correct all leaks

 

 

 

ing statement at

 

(see Checking Gas

 

 

 

top of page.

 

Connections, page 13).

 

 

 

 

 

 

 

Heater shuts off in

1.

Heater not venting

1.

Check venting system.

 

use.

 

correctly. Vent safety

 

If damaged or blocked,

 

 

 

switch shuts off

 

repair. If venting

 

 

 

heater.

 

system is OK, have

 

 

 

 

 

qualified service person

 

 

 

 

 

replace vent safety

 

 

 

 

 

switch, wire harness, or

 

 

 

 

 

thermocouple inter-

 

 

2.

Low line pressure.

 

rupter.

 

 

2.

Contact local natural

 

 

3.

Pilot partially clogged.

 

gas company.

 

 

3.

Clean pilot (see Clean-

 

 

 

 

 

ing and Maintenance,

 

 

 

 

 

page 23).

 

 

 

 

 

 

 

Gas odor even when

1.

Gas leak. See Warn-

1.

Find and correct all leaks

 

control knob is in

 

ing statement at

 

(see Checking Gas

 

OFF position.

 

top of page.

 

Connections, page 13).

 

 

2.

Control valve dam-

2.

Replace control valve.

 

 

 

aged.

 

 

 

 

 

 

 

 

Gas odor during

1.

Foreign matter between

1. Take apart gas tubing and

 

combustion.

 

control valve and burner.

 

remove foreign matter.

 

 

2.

Gas leak. See Warn-

2.

Find and correct all

 

 

 

ing statement at

 

leaks (see Checking Gas

 

 

 

top of page.

 

Connections, page 13).

 

 

3.

Foreign fumes in area

3.

Ventilate area around

 

 

 

of heater being drawn

 

heater to remove any

 

 

 

through burner com-

 

foreign fumes.

 

 

 

 

 

bustion.

27

100749

Page 26 Page 28
Page 27
Image 27
Desa GVC50NA, GVC35NA, GVC65NA installation manual Ing statement at, Top
Page 26 Page 28

GVC35NA, GVC50NA, GVC65NA specifications

Desa GVC series heaters, including models GVC35NA, GVC65NA, and GVC50NA, are prominent products in the realm of gas-fired heating solutions. These heaters are designed for residential and light commercial applications, providing a reliable heat source with high efficiency.

The GVC35NA has a heating capacity of 35,000 BTU, making it an excellent choice for smaller spaces. It features a compact design, allowing for easy installation in various settings. The advanced vent-free technology incorporated into the GVC35NA enables it to operate without the need for external venting, maximizing efficiency and eliminating heat loss. Additionally, this model includes an oxygen depletion sensor (ODS), which ensures safety by shutting off the unit if oxygen levels drop below a certain threshold.

Moving on to the GVC50NA, this model provides a mid-range heating capacity of 50,000 BTU. This unit is ideal for medium-sized rooms and offers the same vent-free technology as the GVC35NA. The GVC50NA's unique design also enhances airflow, ensuring a consistent and comfortable temperature throughout the space. Like its counterpart, it is equipped with the ODS for added safety, making it suitable for use in bedrooms and other enclosed areas.

The GVC65NA represents the upper end of the GVC series, boasting a robust heating capacity of 65,000 BTU. Designed for larger spaces, it features multiple heat settings, allowing users to customize their heating experience based on specific needs. The unit’s sleek design not only provides aesthetic value but also incorporates a built-in blower option, enhancing air circulation and ensuring even heat distribution. Safety remains a priority with the GVC65NA, which includes an ODS as well as a built-in thermostat for precise temperature control.

All models in the GVC series come equipped with simple control mechanisms, ensuring ease of use. They also utilize glowing ceramic elements for efficient and effective heating. Furthermore, the stylish exterior and compact design of these heaters make them an attractive addition to any room.

In summary, the Desa GVC35NA, GVC65NA, and GVC50NA heaters provide a comprehensive range of heating solutions, combining efficiency, safety, and ease of use. Their vent-free operation, built-in safety features, and aesthetic designs make them ideal choices for a variety of heating needs. Whether for small, medium, or large spaces, there is a GVC model to meet specific requirements, ensuring comfort and warmth for users.
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