Pilot Adjustment Screw
HI/LO Knob
Pressure
Test “OUT”
Pressure
Test “IN”

CHECK GAS PRESSURE and ELECTRICAL INSTALLATION - MILLIVOLT

1.Check gas type. The gas supply must be the same as stated on the appliance’s rating decal. If the gas supply is differ- ent from the fireplace, STOP! Do not install the appliance. Contact your dealer immediately.

2.To ease installation, a 18" (457 mm) flex line with manual shut-off valve has been provided with on this appliance. Install and attach 1/2" gas line onto shut-off valve.

3.After completing gas line connection, purge air from gas line and test all gas joints from the gas meter to the fireplace for leaks. Use a solution of 50/40 water and soap or a

gas sniffer.

4.To adjust flame height, turn HI/LO knob to HI to get maximum pressure to burner. Turn HI/LO knob to LO to get minimum pressure.

5.To check gas pressures at valve, turn captured screw counter clockwise 2 or 3 turns and then place tubing to pressure gauge over test point. Turn unit to high. Figure 43. After taking pressure reading, be sure and turn captured screw clockwise firmly

to reseal. Do not over torque. Check test points for gas leaks.

NOTE: Captured screws for pressure reading are located in

the same place in all three valve types: Millivolt, Electronic and Remote Hi/Lo.

Electrical Wiring

FP1979

Figure 43 -

Gas Pressure Check at Gas Valve

WARNING

Do not use open flame to check for gas

 

 

leaks.

 

 

This fireplace will work without any electrical supply except to operate blowers, electronic igni- tion system and Hi/Lo remote control receiver.

NOTE: If installed in mobile home, fireplace must be bolted securely to floor.

WARNING

Electrical connections should only be performed by a qualified, licensed electrician. Main power must be off when connecting to main electrical power supply or performing service. All wiring shall be in compliance with all local, city and state codes. The appliance, when installed, must be electrically grounded in accordance with local codes or in the absence of local codes, with the National Electrical Code ANSI/NFPA 70 (latest edition) and Canadian Electrical Code, CSA C22.1.

 

CAUTION

Label all wires before disconnecting when

 

servicing controls. Wiring errors can cause

 

 

 

 

improper and dangerous operation.

 

 

 

Verify proper operation after servicing.

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Monessen Hearth HDV500NV/PV manual Check GAS Pressure and Electrical Installation Millivolt, Electrical Wiring, Leaks
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HDV500NV/PV specifications

The Monessen Hearth HDV500NV/PV is a powerful and efficient gas fireplace designed to enhance the warmth and ambiance of any living space. This model is part of Monessen's esteemed lineup of vented gas fireplaces, which are known for their elegant designs and performance. The HDV500NV/PV specifically is designed for those who desire both aesthetic appeal and functional heating.

One of the standout features of the HDV500NV/PV is its versatile installation options. It can be vented vertically or horizontally, providing flexibility for various home layouts. This adaptability makes it an ideal choice for homeowners looking to retrofit an existing space or build a new one. With a powerful input rating of up to 30,000 BTUs, it delivers exceptional heat output and efficiently warms the room, ensuring comfort during colder months.

The fireplace boasts a realistic flame presentation, thanks to its innovative burner technology. The advanced burner system creates flickering flames that mimic traditional wood-burning fireplaces, enhancing the overall aesthetic. Additionally, the HDV500NV/PV is equipped with a ceramic glass front that not only showcases the beautiful flames but also provides a clear view while maintaining safety standards.

For convenience, the HDV500NV/PV features a simple, user-friendly remote control that allows homeowners to adjust the flame height and heat output with ease. This feature adds a layer of comfort, as it eliminates the need to manually operate the fireplace for temperature adjustments. The optional adjustable thermostat enhances this convenience, allowing for automated temperature regulation.

The design of the HDV500NV/PV is equally impressive. Its clean lines and elegant finish make it a striking focal point in any room. Available in various styles and trims, it can seamlessly integrate into various home decors, from modern to traditional.

Safety is also a priority with the HDV500NV/PV. It includes built-in safety features such as a gas shut-off valve and an oxygen depletion sensor, providing peace of mind for users.

In summary, the Monessen Hearth HDV500NV/PV is a versatile, efficient, and aesthetically pleasing gas fireplace that combines advanced technologies with user convenience. Its realistic flame presentation, powerful heating capabilities, and stylish design make it a perfect choice for enhancing any home environment.
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