1. Taw qhia
This manual provides essential information for the safe and efficient operation of your ProCom MN300TBA-B Ventless Natural Gas Blue Flame Space Heater. Please read all instructions carefully before installation and use. Retain this manual for future reference.

Figure 1: ProCom MN300TBA-B Ventless Natural Gas Blue Flame Space Heater.
2. Cov ntaub ntawv tseem ceeb ntawm kev nyab xeeb
CEEB TOOM: Kev teeb tsa tsis raug, hloov kho, hloov kho, kev pabcuam, lossis kev saib xyuas tuaj yeem ua rau muaj kev puas tsuaj, raug mob, lossis tuag. Nyeem cov lus qhia txog kev teeb tsa, kev khiav hauj lwm, thiab kev saib xyuas kom huv si ua ntej txhim kho lossis pab cov cuab yeej no.
- This heater is hot while in operation. Do not touch the hot surfaces. Keep children, clothing, and furniture away.
- Khaws lub qhov cub thiab tswj qhov chaw kom huv si.
- This heater shall not be installed in a bedroom or a bathroom.
- Tsis txhob khaws lossis siv cov roj av lossis lwm yam khoom siv hluav taws xob thiab cov kua dej uas nyob ib puag ncig ntawm qhov no lossis lwm yam khoom siv.
- Ensure adequate ventilation. Ventless gas heaters consume oxygen from the room.
- A built-in Oxygen Depletion Sensor (ODS) system immediately shuts down the heater if carbon monoxide or lack of oxygen is detected.
- For your safety, always install a carbon monoxide detector in your home.
3. Khoom Nta
The ProCom MN300TBA-B heater offers efficient heating with several key features:
- Technology: Produces 30,000 Maximum BTU using Natural Gas, heating up to 1400 sq. ft.
- Ntseeg tau: Features a thermostat control with High/Medium/Low settings for optimal heat flow.
- Stylish: Slim and modern profile, suitable for wall mounting or floor placement with included base feet.
- Safe: Equipped with a push-button ignition and a built-in pilot Oxygen Depletion Sensor (ODS) for safety. ANSI Certified.
- Yooj yim: Operates without electricity, making it suitable for power outages.

Figure 2: Key features of the ProCom Ventless Heater.

Figure 3: Included components and fuel type.
4. Kev teeb tsa thiab kev teeb tsa
This heater can be installed as a wall-mounted unit or placed on the floor using the provided base feet. Professional installation is recommended for gas connections.
4.1 Unpacking thiab tshuaj xyuas
Carefully remove the heater from its packaging. Inspect for any damage. Ensure all components, including base feet and wall mount hardware, are present.
4.2 Kev txiav txim siab qhov chaw
- Ensure the heater is placed on a level, stable surface if using base feet.
- Maintain proper clearances from combustible materials as specified in the full installation instructions.
- Do not install in a bedroom or bathroom.
- Ensure adequate ventilation in the room where the heater is installed.
4.3 Kev xaiv Mounting
The heater comes with hardware for both wall mounting and floor placement.
- Phab ntsa Mount: Use the included wall bracket and fasteners to securely attach the heater to a suitable wall surface.
- Base Feet: Attach the provided base feet to the bottom of the heater for freestanding operation.

Figure 4: Heater with base feet, highlighting blue flame technology.

Daim duab 5: Cov khoom loj rau kev npaj kev teeb tsa.
4.4 Gas kev twb kev txuas
This heater operates on Natural Gas. Connect the heater to your natural gas supply line according to local codes and manufacturer instructions. It is highly recommended to have a qualified professional perform the gas connection to ensure safety and proper function.
5. Cov lus qhia ua haujlwm
Follow these steps to operate your ProCom Ventless Natural Gas Heater:
5.1 Ignition
- Xyuas kom tseeb tias cov khoom siv roj tau qhib.
- Turn the thermostat control knob to the 'PILOT' setting.
- Push and hold the control knob in while simultaneously pressing the ignitor button repeatedly until the pilot flame lights.
- Continue to hold the control knob in for approximately 30-60 seconds after the pilot lights to allow the thermocouple to heat up. Release the knob slowly. If the pilot goes out, repeat the process.
5.2 Adjusting Heat (Thermostat Control)
Once the pilot is lit, turn the thermostat control knob to your desired heat setting. The heater offers High, Medium, and Low settings to maintain a comfortable room temperature.
5.3 Kev kaw
- To turn off the main burner, turn the thermostat control knob to the 'OFF' position. The pilot light will remain lit.
- To completely shut down the heater (including the pilot light), turn the control knob to 'OFF PILOT'.
- For extended periods of non-use, it is recommended to turn off the main gas supply valve to the heater.

Figure 6: Ignitor and Thermostat Controls.
Video 1: Product Summary Video demonstrating general features and operation.
6. Kev tu
Kev saib xyuas tsis tu ncua ua kom koj lub tshuab cua sov ua haujlwm tau ntev thiab muaj kev nyab xeeb.
- Ntxuav: Keep the burner and control compartment clean. Use a vacuum cleaner to remove dust and lint from the air intake and outlet grilles.
- Pilot Light and Burner Inspection: Periodically check the pilot light and main burner flames for proper appearance (blue, steady flame). Refer to the full manual for detailed flame characteristics.
- Gas kev sib txuas: Annually inspect all gas connections for leaks using a soap solution. Never use an open flame to check for gas leaks.
- Kev Pabcuam Kev Ua Haujlwm: It is recommended to have your heater inspected by a qualified service technician at least once a year.
7. Kev daws teeb meem
If you encounter issues with your heater, refer to the following common troubleshooting steps. For persistent problems, contact a qualified service technician.
| Teeb meem | Ua Tau | Kev daws |
|---|---|---|
| Pilot yuav tsis teeb | No gas supply; Air in gas line; Pilot orifice clogged | Check gas valve; Purge air from line; Clean pilot orifice |
| Pilot yuav tsis nyob lit | Thermocouple faulty; Pilot flame too small | Replace thermocouple; Adjust pilot flame |
| Lub ntsiab burner yuav tsis teeb | Pilot not lit; Thermostat set too low; Main burner orifice clogged | Light pilot; Adjust thermostat; Clean burner orifice |
| Heater produces odor | New unit burn-off; Dust/debris on burner; Inadequate ventilation | Allow initial burn-off; Clean heater; Ensure proper ventilation |
8. Cov lus qhia tshwj xeeb
| Yam ntxwv | Paub meej |
|---|---|
| Hom | ProCom |
| Qauv nab npawb | MN300TBA-B |
| Hom roj | Natural Gas |
| BTU tso zis | 30,000 XNUMX BTU |
| Kev Pabcuam Cua sov | Txog li 1400 sq. ft. |
| Tshwj xeeb Feature | Adjustable Temperature (Thermostat Control) |
| Xim | Dawb |
| Form Factor | Pedestal (Floor Mount) |
| Mounting Hom | Pem Teb Mount, Phab ntsa Mount |
| Khoom Dimensions | 8" H x 29" W x 28" H |
| Yam Nyhav | 29.7 puj |
| Hom Burner | Nplaim xiav |
| UPC | 848660008383 |
9. Warranty & Kev Pab Txhawb
For warranty information and customer support, please refer to the documentation included with your product or visit the official ProCom webqhov chaw. Khaws koj daim ntawv txais yuav khoom rau kev lees paub.