Enerco MHIR20NGT, TSIR20NGT, TSBF10NG Troubleshooting, Observed Symptom Possible Cause Remedy

Page 14

TROUBLESHOOTING

NOTE: All troubleshooting items are listed in order of operation and likely occurrence.

WARNING: Only a qualified service person should service and repair heater.

CAUTION: Never use a wire needle, or similar object to clean ODS/pilot. This can damage ODS/pilot unit.

Make sure grille guard is in place before running heater. If screen or grille guard is removed for servicing it must be replaced prior to operating the heater.

OBSERVED SYMPTOM

 

POSSIBLE CAUSE

 

REMEDY

When ignitor button is pressed

1. Ignitor electrode positioned wrong.

1.

Reposition electrode

in, there is no spark at pilot

2. ignitor electrode is broken.

2.

Replace electrode

 

 

3.

Ignitor electrode not connected to ignitor.

3.

Reconnect ignitor cable

 

4.

Ignitor cable pinched or wet.

4.

Free ignitor cable if pinched by any metal

 

 

 

 

or tubing. Keep ignitor cable dry.

 

5.

Broken ignitor cable.

5.

Replace ignitor cable

 

6.

Bad Piezo ignitor.

6.

Replace control valve (Piezo is part of

 

 

 

 

control valve on 10K units).

 

7. Low Battery.

7.

Replace battery

ODS/pilot lights but flame goes

1.

Gas supply turned off or equipment

1. Turn on gas supply turn off or open

 

shutoff valve closed.

 

equipment shutoff valve closed

out when control knob is

 

 

2. Control knob not fully pressedin while

 

 

released

2.

Fully press in control knob while pressing

 

 

pressing ignition button.

 

ignition button

 

3. Air in gas line when installed.

3.

Continue holding down control knob.

 

 

 

 

Repeat ignition operation until air is

 

 

 

 

removed.

 

4.

ODS/pilot is clogged.

4.

Clean ODS/pilot (see Cleaning and

 

 

 

 

Maintenance page 13).

 

5.

Gas regulator setting is not correct

5.

Replace gas regulator

 

6.

Control knob not in pilot position

6. Turn Control knob to pilot position

When ignitor button is pressed

1. Control knob not fully pressed in.

1.

Press in control knob fully

in, there is a spark at the ODS/

2. Control knob not presed in long enough

2. After ODS/pilot lights, keep control knob

pilot but no ignition

 

 

 

pressed in for 30 seconds

 

 

 

 

 

3.

Equipment shutoff valve ont fully open

3.

Fully open equipment shutoff valve

 

4.

Thermocouple connection loose at

4.

Hand tighten thermocouple nut until snug,

 

 

control valve

 

and then tighten 1/4 turn more.

 

5.

Pilot flame not touching thermocouple,

5. -

 

 

which allows thermocouple to cool,

 

 

 

 

causing pilot flame to go out. This

 

 

 

 

problem could be caused by one or both

 

 

 

 

of the following:

 

 

 

 

a. Low gas presure

 

a. Contact local gas company

 

 

b. Dirty or partially clogged ODS/pilot

 

b. Clean ODS/pilot (see Cleaning and

 

 

 

 

Maintenance, page ?).

 

6.

Thermocouple damaged

6.

Replace thermocouple

 

7.

Control vlave damaged

7.

Replace Control valve.

Burner does not light after

1. Burner orifice is clogged

1.

Clean burner orifice (see Cleaning and

ODS/pilot is lit

 

 

 

Maintenance on page 13), or replace

 

 

 

 

burner orifice

 

2.

Burner orifice diameter to small

2.

Replace burner orifice

 

3.

Inlet gas pressure is too low

3.

Contact local gas company

Delayed ignition of burner

1. Manifold pressure is too low

1.

Contact local gas company

 

2.

Burner orifice is clogged

2.

Clean burner orifice (see Cleaning and

 

 

 

 

Maintenance on page 13), or replace

 

 

 

 

burner orifice

14 Installation instructions and Owner’s Manual 70574 REV. C 8/05

Page 13 Page 15
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Page 13 Page 15
Contents TSBF20NGT TSBF10NG TSBF30NGT MHIR30NGT MHIR20NGT Blue Flame Heaters Plaque HeatersMHBF30NGT MHBF20NGT TSIR30NGT TSIR20NGT TSIR10NGNatural Gas PrecautionsCarbon Monoxide Poisoning Local Codes Safety DeviceThermostatic Control on Thermostat Models Ignition SystemVentilation from Inside Building Determining the Type of Heater Location SpaceVentilation AIR Locating Heater InstallationThis Installation Requires Ventilation from OutdoorsFastening Heater to Wall Mounting BracketConnecting to GAS Supply Floor Mounting Away from WallTest pressure in Excess of ½ psig 3.5kPa What to do if YOU Smell GAS Pressure Testing Heater Gas ConnectionsElectrical Wiring Diagram Lighting Instructions Shutting OFF Heater To Turn OFF GAS to ApplianceOperating Your Heater Thermostat Models Shutting OFF Burner only Pilot Stays LITPilot Flame Pattern Thermostat Control OperationInspecting Burner Burner Flame PatternCleaning Burner Pilot AIR Hole Inlet Cleaning and MaintenanceCleaning ODS/PILOT and Burner Cleaning Heater CabinetTroubleshooting Observed Symptom Possible Cause RemedyTroubleshooting CON’T Observed Symptom Possible Cause RemedyBF10NG BF20NGT BF30NGT SpecificationsIR10NG IR20NGT IR30NGT Parts not Under Warranty Replacement PartsParts Under Warranty Technical ServiceIR20NGT20-235 Thermostat modelsBF20NGT BF30NGT IR30NGTIR20NGT BF20NGT IR30NGT BF30NGT Parts ListDescription QTY Regulator to Thermostat Valve tube Ass’y IR10NG MHIR10NG, MHBF10NG, TSIR10NG, TSBF10NGNON-Thermostat models BF10NGMHIR10NG, MHBF10NG, TSIR10NG, TSBF10NG IR10NG BF10NGDescription QTY Warranty Information
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MHIR30NGT, TSBF20NGT, MHBF30NGT, MHBF10NG, MHIR10NG specifications

The Enerco HSIR10NG, TSIR10NG, TSBF10NG, TSIR20NGT, and MHBF6NG are a line of innovative heating solutions designed to meet various heating needs in both residential and commercial applications. Each model is engineered with advanced technologies and features that prioritize efficiency, performance, and user convenience.

The HSIR10NG is a high-efficiency infrared heater that operates on natural gas. It provides powerful heating with minimal energy consumption, utilizing infrared technology to warm objects and people directly rather than just the surrounding air. This results in faster heating and lower energy costs, making it an ideal choice for garages, workshops, or outdoor spaces.

Following closely is the TSIR10NG, another natural gas infrared heater known for its compact design and efficiency. This model features a state-of-the-art burner design that maximizes heat output while ensuring low emissions. The TSIR10NG is particularly suited for smaller spaces, providing targeted heating where it is needed most. It can easily be mounted on walls or ceilings, offering versatility in installation options.

The TSBF10NG is a dual-fuel infrared heater, allowing users to switch between natural gas and propane as needed. This flexibility makes it suitable for various environments and user preferences. The heater's robust construction ensures durability, while its adjustable heating levels allow for customized comfort.

For larger areas, the TSIR20NGT offers an enhanced heating capacity with similar infrared technology. This model is ideal for industrial or commercial spaces requiring efficient heating. With its advanced thermostat controls, users can maintain a consistent temperature while benefiting from lower operational costs.

Lastly, the MHBF6NG is a portable heating solution designed for versatility and convenience. This compact model is perfect for temporary heating needs, featuring an easy-to-use design that allows for quick setup and relocation. Its propane compatibility makes it a popular choice for outdoor events, workshops, or emergency heating situations.

Each model is equipped with advanced safety features, including automatic shutoff mechanisms and durable heat-resistant materials, ensuring peace of mind during operation. The Enerco line is engineered not only for performance but also for ease of maintenance, making them reliable options for users seeking efficient heating solutions. Overall, Enerco's HSIR10NG, TSIR10NG, TSBF10NG, TSIR20NGT, and MHBF6NG provide a range of effective heating options tailored to diverse environments and user needs, combining innovation with practical functionality.
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