ELECTRICAL INSTALLATION

Parlor Vent Free Fireplace

Check System Operation

The millivolt system and individual components may be checked with a millivolt meter having a 0-1000 mV range. Conduct each check shown in chart below by connection meter test leads to terminals as indicated.

A.Complete MilliVolt System Check

(“A” Reading - Thermostat contacts CLOSED - Control Knob “ON” - Main burner should turn ON)

a.If the reading is more than 100 millivolts and the automatic valve still does not come on, replace the control.

b.If the closed circuit reading (“A” reading) is less than 100 millivolts, determine cause for low reading, proceed to Section B below.

B.Thermopile Output Reading Check

(“B” Reading - Thermostat contacts OPEN - Main burner OFF)

1. Check gas pressure to the unit. If gas pressure is within minimum and maximum on data plate, then check pilot voltage, 325 millivolts minimum. If the minimum millivolt reading is not obtainable, replace pilot.

 

 

Connect Meter

Switch or

Meter

Check

To

Leads to

Thermostat

Reading

Test

Test

Terminals

Contacts

Should Be

A

Complete

2 & 3

Closed

Closed

 

System

 

 

 

B

Thermopile

1 & 2

Open

Open

 

 

 

 

 

90D0093

17

Page 17
Image 17
Monessen Hearth PL20 operating instructions Check System Operation

PL20 specifications

The Monessen Hearth PL20 is an exemplary addition to any home, designed for both aesthetics and functionality. This versatile gas fireplace offers an ideal solution for those seeking warmth and charm without the hassle of traditional wood-burning options. The PL20 is noted for its sleek contemporary design, making it a perfect fit for various home styles, whether modern or classic.

One of the standout features of the Monessen Hearth PL20 is its powerful heating capability. With an impressive heating capacity of up to 20,000 BTUs, it effectively warms up spaces ranging from small to medium-sized rooms, providing comfort during the coldest months. The adjustable flame height allows users to customize their heating experience, creating an ambiance that suits their mood while maintaining efficiency.

The PL20 is equipped with advanced technologies that enhance its performance and user convenience. The innovative piezo igniter ensures a quick and reliable start, eliminating the need for matches or kindling, making it incredibly user-friendly. Additionally, the remote control capability allows homeowners to easily adjust the flame and temperature settings from the comfort of their seating area.

Safety is a top priority in the design of the PL20. It includes an automatic shut-off feature that activates if it detects any irregularities in operation, ensuring peace of mind for families. The unit also comes with a protective screen, which adds an extra layer of safety, particularly in homes with children and pets.

In terms of aesthetics, the Monessen Hearth PL20 does not disappoint. It offers a variety of trim options and decorative media, allowing users to personalize their fireplace to reflect their taste. The realistic log set or decorative stones create a lifelike appearance, enhancing the overall visual appeal of the unit.

Additionally, the PL20 boasts energy efficiency that resonates with eco-conscious homeowners. By using natural gas or propane, it minimizes environmental impact while providing consistent heating. Its sealed combustion system draws air from outside, ensuring that indoor air quality remains unaffected during operation.

Overall, the Monessen Hearth PL20 is a remarkable fireplace that combines modern functionality with classic charm. Its advanced technologies, safety features, and customizable aesthetics make it an excellent choice for anyone looking to enhance their home's warmth and style. Whether used for family gatherings or quiet nights in, the PL20 promises to deliver comfort and elegance in every setting.