Thermo Products OMC-70 Safety Section, Do not RUN the OIL Pump DRY for More than Five Minutes

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All installations and services must be performed by qualified service personnel.

I. SAFETY SECTION

This page and the following two pages contain various warnings and cautions found throughout this furnace Service and Installation Manual. Please read and comply with the statements on the cover and the statements below.

: All local codes and ordinances must be followed with regard to the oil tank and oil lines. All lines must have shut off valves, use a proper pipe joint compound (specified for use with oil) on all pipe threads, no kinks, no sharp bends, and be properly tested for leaks. Flare fittings are recommended for tubing.

: This furnace is not to be used as a construction heater.

: DO NOT RUN THE OIL PUMP DRY FOR MORE THAN FIVE MINUTES.

: When testing electrical equipment, always follow standard electrical procedures and precautions.

: The heat exchanger must be cleaned by a qualified service person.

: The area around the furnace should be kept free and clear of combustible materials, especially papers and rags.

: NEVER burn garbage or refuse in your furnace. NEVER try to ignite oil or gas by tossing burning papers or other material into your furnace.

: Thermo Pride oil furnaces are designed to burn commercial standards of No. 1 and No. 2 fuel oil. NEVER USE GASOLINE OR A MIXTURE OF OIL AND GASOLINE.

: Do not attempt to start the burner when: 1. Excess oil has accumulated 2. The furnace is full of vapors or 3. The combustion chamber is very hot. If one or more of these conditions exist, contact a qualified service person.

: If the temperature rise exceeds 100°F, the heat exchanger may fail voiding the heat exchanger warranty resulting in property damage, personal injury or loss of life.

: Burner adjustments must be confirmed by instrumentation. Failure to use accurate or calibrated instrumentation to setup the burner may result in reduced efficiency, sooting and/or the production of hazardous carbon monoxide gas.

: Any attempt to relocate safety controls or replace safety controls with a control that is not approved or incompatible, may result in personal injury, substantial property damage or death.

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Contents GAS-FIRED or OIL-FIRED Furnace Safety Section Do not RUN the OIL Pump DRY for More than Five MinutesPage Page Page Power Switch Table of Contents Section Beginning Page Models OMC/GMC III. Furnace Specifications Model OMC-70 GMC-85Burner Data Blower DataFurnace Location IV. Installation Roof JackStandard Chimney Page Base Installation Page Page Alcove Installation Closet InstallationCombustion AIR Page Page Fuel Piping Page Page Electrical Wiring AWG Page Wiring Diagram Burner Installation Burner Operation and Adjustment Page Flue GAS Combustion Analysis Burner Combustion ParametersPage OMC/GMC Troubleshooting Flowchart If not, replace 1 TDR. On Module GMC or ignition transformer OMC Yes Does the burner stay Yes CAD Cell Checkout Procedure OMC only Heat Exchanger Cleaning Instructions Cleaning or Replacing Flue Pipes Extended Shutdown On Shut DownVI. User Information Section Component Locations Inspection AreasFilter Location and Cleaning Appendix A. Replacement Parts List

GMC-85, OMC-70 specifications

Thermo Products has built a reputation for delivering top-notch heating and cooling solutions, and the GMC-85 and OMC-70 models are no exception. These high-efficiency gas furnaces are designed to meet the diverse needs of homeowners while prioritizing energy savings and comfort.

The GMC-85 model is known for its impressive efficiency ratings, operating at an AFUE (Annual Fuel Utilization Efficiency) of up to 85%. This means that a significant portion of the fuel consumed is converted into usable heat, making it an economically sensible option for heating your home. Additionally, it features a multi-speed blower motor, which allows for better air circulation and consistent heating throughout the living space. This model also includes a durable heat exchanger crafted from high-quality materials, ensuring longevity and reliability in performance.

On the other hand, the OMC-70 furnace offers a slightly lower AFUE rating of 70%, but it shines in certain areas such as cost-effectiveness and straightforward installation. Its reputation for reliability is bolstered by its rugged design and construction that can withstand the rigors of various climates. The OMC-70 also includes a standard efficiency motor, contributing to reduced energy consumption while delivering appropriate heating requirements for smaller spaces.

Both models utilize advanced technology aimed at improving user convenience and efficiency. Features such as electronic ignition systems enhance reliability by eliminating the need for a pilot light, while also providing a quick and efficient startup process. Furthermore, each unit can be easily integrated with smart thermostats, allowing homeowners to manage their heating needs remotely for optimized performance.

Noise reduction is another characteristic that sets these models apart. Both the GMC-85 and OMC-70 employ sound-dampening technologies to ensure quieter operation, providing a peaceful environment for families.

In summary, Thermo Products' GMC-85 and OMC-70 furnaces present excellent options for homeowners looking to achieve comfort and energy efficiency. With their durable construction, advanced technology, and features geared toward enhancing user experience, these models provide reliable heating solutions suitable for various needs and budgets. Investing in either of these products translates to improved energy savings and consistent warmth, making them popular choices in today's competitive market.
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