OWNER’S MANUAL

TROUBLESHOOTING Continued

OBSERVED PROBLEM

POSSIBLE CAUSE

REMEDY

Burner backfiring during

1. Burner orifice is clogged or damaged

1.

Clean burner (see Cleaning and Mainte-

combustion

2.

Inlet gas pressure is too low

 

nance, page 11) or replace burner orifice

 

2.

Contact local natural gas company

 

3.

Burner damaged

3.

Replace burner

 

4.

Gas regulator defective

4.

Replace gas regulator

 

 

 

 

Yellow flame during burner combustion

1. Not enough air

1.

Check burner for dirt and debris. If found,

 

 

 

 

clean burner (see Cleaning and Mainte-

 

2.

Inlet gas pressure is too low

 

nance, page 11)

 

2.

Contact local natural gas company

 

3.

Gas regulator defective

3.

Replace gas regulator

 

 

 

 

Slight smoke or odor during initial opera-

1. Residues from manufacturing processes

1.

Problem will stop after a few hours of

tion

 

 

 

operation

 

 

 

 

Heater produces a whistling noise when

1. Turning control knob to HIGH position

1.

Turn control knob to LOW 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 natu-

 

3.

Air passageways on heater blocked

 

ral gas company

 

3.

Observe minimum installation clearances

 

4.

Dirty or partially clogged burner orifice

 

(see Figure 4, page 6)

 

4.

Clean burner (see Cleaning and Mainte-

 

 

 

 

nance, page 11) or replace burner orifice

Continued

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13

Page 12 Page 14
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Image 13
Desa CGN20L, RN30D installation manual Troubleshooting
Page 12 Page 14

CGN20L, CGN20, RN30D specifications

Desa RN30D, CGN20, and CGN20L are innovative models designed to meet the diverse needs of users looking for reliable and efficient solutions in various applications. These models are renowned for their advanced technologies and impressive features that set them apart in the market.

The Desa RN30D is a robust unit primarily known for its high efficiency and durable construction. It operates with a powerful engine that utilizes advanced fuel technology, making it not only environmentally friendly but also cost-effective. This model comes equipped with a state-of-the-art control system that ensures optimal performance and user-friendly operation. The RN30D is ideal for both commercial and residential uses, providing a versatile option for users needing dependable energy solutions.

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Each of these models includes safety features such as overload protection and low oil shutdown, providing peace of mind to operators. They are also equipped with multiple outlets, allowing users to connect various devices simultaneously.

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