Pressure Testing Heater Gas Connections:

1.Make sure that the heater supply piping system is connected and has been leak tested as described above.

2.Make sure control knob of heater is in OFF position.

3.Open equipment shutoff valve (see figure 13).

4.Open propane/LP supply valve.

5.Check all joints from equipment shutoff valve to control valve (see figure 14). Apply mixture of liquid soap and water to gas joints. Bubbles forming show a leak.

6.Correct all leaks at once.

7.Light heater (see Operating Your Heater, pages 11 and 12 for thermostat models or pages 9 and 10 for non-thermostat models). Check the rest of the internal joints for leaks.

8.Turn off heater (see To Turn OFF Gas to Appliance, page 12 for thermostat models and page 11 for non-thermostat models).

9.Replace lower front panel.

Open

Equipment

Closed

Shutoff Valve

 

Figure 13

Control Valve

Gas Meter

Equipment

Shutoff Valve

Figure 14

ELECTRICAL WIRING DIAGRAM:

Figure 15

If any original wiring as supplied with the heater must be replaced, it must be replaced with type AWG 105oC wire or its equivalent except as indicated.

WARNING: Electrical Grounding Instructions: This heater is equipped with a three-prong (grounding) plug for your protection against shock hazard and should be plugged into a properly grounded three- prong receptacle.

OPERATING YOUR HEATER

NON-THERMOSTAT MODELS

MHIR10LP / MHBF10LP / TSIR10LP / TSBF10LP

FOR YOUR SAFETY READ BEFORE LIGHTING

WARNING: If you do not follow these instructions exactly, a fire or explosion may result causing property damage, personal injury or loss of life.

A.This appliance has a pilot that must be lighted by hand. When lighting the pilot, follow these instructions exactly.

B.BEFORE LIGHTING smell all around the appliance area for gas. Be sure to smell next to the floor because some gas is heavier than air and will settle on the floor.

WHAT TO DO IF YOU SMELL GAS

•Do not try to light any appliance.

•Do not touch any electrical switch; do not use any phone in your building.

•Immediately call you gas supplier from a neighbor’s phone. Follow the gas supplier’s instructions.

•If you can not reach your gas supplier, call the fire department.

9Installation instructions and Owner’s Manual

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Enerco MHBF20LPT, TSBF10LP Pressure Testing Heater Gas Connections, Electrical Wiring Diagram, What to do if YOU Smell GAS
Page 8 Page 10

MHBF20LPT, TSIR10LP, MHIR30LPT, MHIR20LPT, TSBF20LPT specifications

The Enerco MHBF10LP, TSBF10LP, HSBF10LP, HSBF20LPT, and TSBF20LPT are innovative heating solutions designed for both commercial and residential applications. These units are highly efficient gas-fired heaters offering versatile heating capabilities, ensuring user comfort in various settings.

The MHBF10LP is a liquid propane heater featuring a powerful output of 10,000 BTU. It operates with a direct ignition system, allowing for quick and reliable startups. Its compact design makes it suitable for smaller spaces, while the adjustable heat settings empower users to customize their warmth. The MHBF10LP boasts a safety shut-off system which enhances the overall safety of the unit.

In contrast, the TSBF10LP is engineered for portability, offering the same 10,000 BTU output but with added mobility features. It comes with a built-in carrying handle and lightweight design, making it easy to transport from one location to another. Perfect for job sites or outdoor events, it features a sturdy construction that withstands demanding environments and a direct ignition system for ease of use.

The HSBF10LP, another variant in this range, offers high-efficiency heating in a small footprint. This model stands out with its integrated fan that aids in even heat distribution. Users can quickly warm up spaces without the long wait times. Additionally, it provides options for permanent installation, making it an adaptable choice for various applications.

The HSBF20LPT and TSBF20LPT models deliver enhanced power with a heating capacity of 20,000 BTU. The HSBF20LPT focuses on high efficiency and user convenience, featuring an automatic thermostat control to maintain desired temperatures without constant adjustment. Its robust design is perfect for larger areas, ensuring consistent warmth and comfort.

On the other hand, the TSBF20LPT is portable like its 10,000 BTU counterpart but with double the capacity. Its rugged construction and portability make it ideal for both indoor and outdoor use. The unit's reliability in diverse conditions is coupled with an ease of operation, providing warmth where it's most needed.

All models in this Enerco range prioritize user safety and efficiency. Featuring built-in safety mechanisms such as flame failure protection and tip-over shut-off systems, each heater ensures safe operation. Furthermore, the robust construction and high-quality materials used in these devices promise durability, making them a worthwhile investment for long-term heating needs.

Overall, Enerco's MHBF and TSBF series heaters represent a blend of modern technology, safety features, and user-friendly designs, tailored for a variety of heating applications.
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