Enerco HST45 owner manual Troubleshooting, Blower does not Come on, Igniter does not Spark

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Section 7 TROUBLESHOOTING

General

This troubleshooting quide has been designed to assist you in locating and correcting minor problems that may occur with the MHT / HST tube heater.

BLOWER DOES NOT COME ON

Possible Cause

Power cord is not plugged in.

Thermostat setting is too low.

DSI module needs to be reset.

No power at electrical outlet.

Faulty blower motor

Try This….

Plug power cord into a grounded three prong Outlet.

Increase thermostat temperature setting.

Unplug heater power cord from the electrical Outlet: wait for a minimum of five seconds. Plug heater cord back into outlet.

Replace fuse or reset circuit breaker

Replace blower motor.

IGNITER DOES NOT SPARK

Possible Cause

DSI module needs to be reset.

Faulty igniter or ignition wire.

Air switch does not operate.

Igniter spark gap incorrect.

Try This…..

Unplug heater power cord from the electrical outlet: wait for a minimum of five seconds. Plug heater cord back into outlet.

Unplug heater power cord from the electrical outlet; check igniter and ignition wire for damage. If damaged, replace igniter and/or ignition cable.

Check flue/air supply duct for obstructions; remove obstructions as required. Check for loose/leaky air hoses to the air switch; repair/ replace/tighten hoses as required. Check for 24V across the secondary terminals 4 and 5 (red and yellow wires) of the transformer. IF NO: Check for 120V across the primary terminals 1 and 3 (black and white wires) of the transformer. If 120V is present, replace transformer. If

120V is not present, check wiring between power cord, blower motor and transformer. IF YES: Connect a jumper wire across air switch terminals; if jumper wire allows blower to operate, replace pressure switch (see replacement parts list for part number that applies to your unit rating).

Reset spark gap to 1/8’ (0.125”).

Enerco Group, Inc., Gas-Fired Low-Intensity Infrared Heater

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Operating Instructions and Owner’s Manual

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Contents MR. Heater Contents Available Accessories Before YOU BeginUnpacking the Heater IntroductionAbout The Heater Rear ViewTechnical Specifications Heater SpecificationsVenting Specifications Side View End ViewWhere can the heater be installed? Where can’t the heater be installed?Installer’s responsibility Gas Service Requirements System RequirementsElectrical Service Requirements System Requirements Non-residential InstallationsGrounding Venting RequirementsInstallation Safety EquipmentInstallation Tools Installation MaterialsHorizontal Installations Tilted InstallationsGeneral Guidelines Residential Minimum Required Safe Distances from CombustiblesHorizontal Installation Tilted InstallationHang the Heater Heater OrientationMHT / HST Heater Assembly Instructions Venting Typical InstallationCanadian Installations1 US Installations2 10 ft Basic Flue Venting Residential OnlyVertical Through the Roof Horizontal Through the Sidewall Venting/DuctingRoof Pitch Vertical Venting Single WallSingle wall vent run Single wall terminal end Double WallElectrical Service Installation Air For Combustion ResidentialOutside Combustion Air Supply Direct Outside Air For Combustion Residential120V-60Hz Supply Circuit Gas Service InstallationInstall Gas Supply Lines Heater OperationUse LP-resistant joint compound on all threads Proper Operating Flame Maintenance Pre-Season MaintenanceOperation of the Heater Troubleshooting Replace fuse or reset circuit breaker Replace blower motorBlower does not Come on Igniter does not SparkBurner does not Light Burner does not Stay LITMHT-45 HST-45 Illustrated PartsIllustrated Parts MHT /HST45 Tube Heater Operating Instructions

HST45 specifications

The Enerco HST45 is a high-efficiency heating solution that has gained popularity among consumers looking for effective solutions for their heating needs. This advanced heating system combines innovative technologies and user-friendly features to deliver optimal performance while ensuring energy savings.

One of the standout characteristics of the Enerco HST45 is its robust heating capacity. With the ability to deliver up to 45,000 BTUs, it is designed to effectively heat large spaces, making it an ideal choice for commercial applications and residential use. The unit operates on a propane or natural gas fuel system, providing flexibility in fuel choice based on user availability and preference.

The HST45 is equipped with a cutting-edge infrared heating technology. This system works by directly heating objects and surfaces in a room rather than just circulating warm air. This method results in faster and more efficient heating, reducing energy consumption and providing comfortable warmth even in large or poorly insulated spaces.

Another key feature of the Enerco HST45 is its portability. Designed with ease of movement in mind, it comes with sturdy wheels, allowing users to conveniently transport it to different locations as needed. This makes it a versatile option for construction sites, garages, workshops, and outdoor events.

Safety is also a primary consideration in the design of the HST45. The unit is equipped with an automatic shut-off feature that activates in the event of overheating, ensuring the safety of users and surroundings. Additionally, it includes a protective grill to prevent accidental contact with the heating elements, further enhancing user safety.

User-friendly controls contribute to the overall appeal of the Enerco HST45. The system features easy-to-read gauges and straightforward controls that enable users to adjust the temperature and settings according to their preferences without hassle.

Moreover, the HST45 is designed for durability and longevity, made from high-quality materials that can withstand various environmental conditions. Its sturdy construction helps ensure reliable performance through years of use, making it a worthwhile investment for anyone in need of a dependable heating solution.

In summary, the Enerco HST45 combines powerful heating capabilities, innovative infrared technology, portability, and user safety features, making it an exceptional choice for those seeking effective heating solutions. Its durability and efficiency further enhance its appeal, positioning it as a leader in portable heating systems. As energy efficiency and versatility become increasingly paramount, the Enerco HST45 stands out as a reliable and effective heating option for various applications.
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