Desa RN30B, CGN18B Operating Heater Inspecting Burner, Pilot Flame Pattern, Shutting Off Heater

Page 19

OPERATING HEATER

Continued

INSPECTING BURNER

 

 

TO TURN OFF GAS TO APPLIANCE

 

 

 

 

 

 

 

Shutting Off Heater

1.

Turn control knob clockwise Clockwise to the PILOT position.

2.

Press in control knob and turn clockwise Clockwise to the OFF position.

3.

Turn off all electric power to the appliance if service is to be performed.

Shutting Off Burner Only (pilot stays lit)

1.

Turn control knob clockwise Clockwise to the PILOT position.

MANUAL LIGHTING PROCEDURE

1.Remove front panel (see Figure 5, page 11).

2.Follow steps 1 through 5 under Lighting Instructions, pages 17 and 18.

3.With control knob pressed in, strike match. Hold match to pilot until pilot lights.

4.Keep control knob pressed in for 30 seconds after lighting pilot. After 30 seconds, release control knob.

5.Replace front panel.

Check pilot flame pattern and burner flame pattern often.

PILOT FLAME PATTERN

Figure 17 shows a correct pilot flame pattern. Figure 18 shows an incorrect pilot flame pattern. The incorrect pilot flame is not touching the thermocouple. This will cause the thermocouple to cool. When the thermocouple cools, the heater will shut down.

Pilot Burner

Thermocouple

GOOD PILOT

GRH/OV 009

Figure 17 - Correct Pilot Flame Pattern

Pilot Burner

Thermocouple

BAD PILOT

GRH/OV 010

Figure 18 - Incorrect Pilot Flame Pattern

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Contents What to do if YOU Smell GAS OWNER’S Operation and Installation ManualContents Safety Information Safety Information Piezo Ignition System Local Codes Unpacking Product FeaturesSafety Device Product IdentificationUnconfined Space Fresh AIR for Combustion and VentilationProducing Adequate Ventilation Unusually Tight ConstructionDetermining if You Have a Confined or Unconfined Space Determining FRESH-AIR Flow for Heater LocationVentilation Air From Inside Building Ventilation AIRVentilation Air From Outdoors Ventilation AIRCheck GAS Type Installation ItemsLocating Heater 16 3/ 4 RN30B CeilingFloor RightMethods For Attaching Mounting Bracket To Wall Installing Heater to WallMounting Bracket Removing Front Panel Of HeaterAttaching Mounting Bracket To Wall Marking Screw LocationsPlacing Heater On Mounting Bracket Installing Bottom Mounting ScrewsConnecting to GAS Supply Checking GAS Connections Pressure Testing GAS Supply Piping SystemManual Shutoff Valve Pressure Testing Heater GAS ConnectionsOperating Heater For Your Safety Read Before LightingGRH/OV 007G Shutting Off Burner Only pilot stays lit Operating Heater Inspecting BurnerPilot Flame Pattern Shutting Off HeaterCorrect Flame Pattern AT High Position Burner Flame PatternIncorrect Flame Pattern AT High Position Cabinet Cleaning and Maintenance Trouble ShootingObserved Possible Problem Cause Remedy ODS/PILOT and BurnerTROUBLE- Shooting Maintenance,From Top Ing statement atService Hints Technical ServiceRN30B CGN18B Parts Under Warranty Replacement Parts CentralsParts Not Under Warranty Manual Shutoff AccessoriesFloor Mounting Stand GA4000B ODS/Pilot KEY Part Number Description QTY RN30B Parts List12-2 12-1 CGN18B Parts List Limited Warranty VENT-FREE Heaters Warranty Information

RN30B, CGN18B specifications

Desa CGN18B and RN30B are innovative indoor heating solutions that cater to both residential and commercial needs, offering efficient heating capabilities with advanced features. Both models have carved a niche for themselves in the market, owing to their reliable performance, user-friendly interfaces, and modern design.

The Desa CGN18B is a gas-fired vent-free heater that has garnered attention due to its sleek design and compact size, making it an excellent choice for smaller spaces. With a heating capacity of 18,000 BTUs, it can effectively warm up areas up to 700 square feet, which is ideal for bedrooms, living rooms, or even office settings. One of the standout features of the CGN18B is its thermostat, which allows users to maintain their desired room temperature, enhancing comfort while optimizing energy consumption. The model operates without the need for external venting, which simplifies installation and reduces overall costs. Additionally, the CGN18B boasts safety features such as an oxygen depletion sensor, which automatically shuts the heater off if oxygen levels fall below a safe threshold, ensuring peace of mind for users.

On the other hand, the Desa RN30B is a dual-fuel heater that offers versatility by accommodating both liquid propane and natural gas. This flexibility makes it a preferred option for homeowners who may want to switch fuel sources based on availability or preference. With a robust heating capacity of 30,000 BTUs, the RN30B can comfortably heat larger spaces, up to 1,000 square feet. This model is particularly designed for heavy-duty use, making it suitable for workshops or larger living areas. The RN30B comes equipped with an electronic ignition system that simplifies startup, eliminating the need for matches or lighters. Moreover, its sleek design allows it to blend seamlessly with various interior styles, while the easy-to-use control panel enhances user experience.

Both models showcase advanced heating technologies, such as radiant heat distribution, which ensures warmth is spread evenly throughout the room. Furthermore, the efficient combustion technology employed in both units maximizes fuel utilization, thereby minimizing environmental impact while lowering energy expenses.

In conclusion, Desa CGN18B and RN30B are exemplary choices in the realm of indoor heaters. Their unique features, enhanced safety measures, and efficiency render them highly suitable options for those seeking dependable and effective heating solutions. Whether for a cozy home environment or a larger workspace, these models are designed to meet diverse heating needs effectively.
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