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WARNINGS
If the information in this manual is not
followed exactly, a fire or explosion may
result causing property damage, personal
injury or loss of life.
– Do not store or use gasoline or other
flammable vapors and liquids in the
vicinity of this or any other appliance.
– 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 your gas supplier
from a neighbor's phone. Follow the
gas supplier's instructions.
• If you cannot reach your gas supplier,
call the fire department.
– Installation and service must be
performed by a qualified installer,
service agency or the gas supplier.
This is an unvented gas-fired heater. It uses air
(oxygen) from the room in which it is installed.
Provisions for adequate combustion and
ventilation air must be provided. Refer to Page
8.
Parlor Vent-Free
Fireplace System
Installation & Operating Instructions
Models: PL20
Parlor cover
INSTALLER: Leave this manual with the appliance.
CONSUMER: Retain this manual for future refer-
ence.
90D0093 8/09 Rev. 3
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Related Manuals for MHSC PARLOR VENT-FREE PL20
Summary of Contents for MHSC PARLOR VENT-FREE PL20
- Page 1 WARNINGS If the information in this manual is not followed exactly, a fire or explosion may result causing property damage, personal injury or loss of life. – Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance.
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Page 2: Table Of Contents
Parlor Vent Free Fireplace Thank you and congratulations on your purchase of an PLEASE READ THE INSTALLATION AND OPERATION INSTRUCTIONS BEFORE USING THE APPLIANCE! IMPORTANT: Read all instructions and warnings carefully before starting installation. Failure to follow these instructions may result in a possible fire hazard and will void the warranty. Important Safety Information ... -
Page 3: Important Safety Information
IMPORTANT SAFETY INFORMATION INSTALLER Please leave these instructions with the appliance. • Any change to this heater or its controls can be dangerous. • Improper installation or use of the heater can cause serious injury or death from fire, burns, explosion or carbon monoxide poisoning. •... -
Page 4: Code Approval
Parlor Vent Free Fireplace 0. Input ratings are shown in BTU per hour and are for elevations up to ,000 feet. For elevations above ,000 feet, input ratings should be reduced 4 percent for each 1,000 feet above sea level. Refer to the National Fuel Gas Code. -
Page 5: Product Features
PRODUCT FEATURES Hi/Lo Knob Control Knob Piezo Ignition On/Off Switch Figure 1 - PL20 Controls FP2552 (Control Access Door Shown Open) PL20 controls OPERATION This unvented gas heater requires no outside venting and burns cleanly with high heating efficiency. This zero-clearance unvented gas heater can be installed against (or recessed into) any wall that is accessible to a gas line. -
Page 6: Fireplace And Framing Dimensions
Parlor Vent Free Fireplace 20 " (518 mm) Figure 2 - Fireplace and Framing Dimensions FIREPLACE and FRAMING DIMENSIONS 8 ” Rough (216 mm) Opening Depth ” (256 mm) 10 ” (270 mm) 20” (508 mm) Rough Opening Width Rough Opening Height 32 ” (816 mm) 11/16" 18 ” (460 mm) (17 mm) 19 ” (495 mm) PL20 dims... -
Page 7: Preinstallation Information
PREINSTALLATION INFORMATION • Gloves are recommended when handling ceramic fiber logs to prevent skin irritation from loose fibers. Logs are fragile — handle with care. GETTING STARTED Make sure you have received all parts: Check your packing list to verify that all listed parts have been received. -
Page 8: Installation Information
Parlor Vent Free Fireplace ADEQUATE COMBUSTION AND VENTILATION AIR This heater shall not be installed in a confined space or unusually tight construction unless provisions are provided for adequate combustion and ventilation air. The National Fuel Gas Code, (ANSI Z223.1/NFPA54), defines a confined space as a space whose volume is less than 50 cubic feet per 1,000 BTU per hour (4.8 m gate input rating of all appliances installed in that space, and an unconfined space as a space whose volume is not less than 50 cubic feet per 1,000 BTU per hour (4.8 m... -
Page 9: Fireplace Location
FIREPLACE INSTALLATION FIREPLACE LOCATION Carefully select the best location for installation of your unvented fireplace. The following factors should be taken into consideration. • Clearance to side wall, ceiling, woodwork and window or other combustibles. Refer to “Clearances” section on Page 10. Minimum clearances to combustibles must be main- tained. - Page 10 Parlor Vent Free Fireplace CLEARANCE and HEIGHT REQUIREMENTS Ensure that minimum clearances shown in Figures 5 and 6 are maintained. Left and right clearances are determined when facing the front of the firebox. Follow these instructions carefully to ensure safe installation. Failure to follow these requirements may create a fire hazard.
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Page 11: Fireplace Installation
FIREPLACE INSTALLATION If unit is to be “built in”, fireplace framing can be built before or after the appliance is set in place. BE SURE THAT ALL PACkING MATERIAL HAS BEEN REMOVED FROM THE UNDERSIDE OF THE UNIT PRIOR TO SETTING THE FIREBOX IN PLACE. Construct fireplace framing following Figure 2 on Page 6. -
Page 12: Secure Heater To Floor Or Hearth
Parlor Vent Free Fireplace SECURE HEATER TO FLOOR OR HEARTH NOTE: Clearance requirements as detailed in “CLEaRanCES and HEiGHt REquiREmEntS” section on Page 10 of this manual, must be met before securing the heater in place. 1. Open the control access door. . -
Page 13: Connect The Gas
FIREPLACE INSTALLATION NOTICE: A qualified gas appliance installer must connect the heater to the gas supply. Consult all local codes. Use new black iron or steel pipe. Internally tinned copper or copper tubing can be used per National Fuel Code, section 2.6.3, providing gas meets hydrogen sulfide limits, and where permitted by local codes. -
Page 14: Checking Gas Pressure
Parlor Vent Free Fireplace When tightening the joint to the valve, hold the valve securely to prevent movement. Test all gas joints from the gas meter to the heater valve for leaks using a gas analyzer or soap and water solution after completing connection. DO NOT USE AN OPEN FLAME. Check the gas pressure with the appliance burning and the control set to HIGH. -
Page 15: Electrical Wiring (Millivolt)
ELECTRICAL INSTALLATION The millivolt valve is a self-powered combination gas control that DOES NOT REQUIRE 110V AC to operate. Optional Remote Wall Switch On/Off Switch TP/TH = Figure 15 - Wiring Diagram Label all wires prior to disconnection when servicing controls. -
Page 16: Connect Remote Receiver
Parlor Vent Free Fireplace CONNECT OPTIONAL REMOTE CONTROL RECEIVER Figure 16 1. Open bottom access door. . Connect the remote wire connectors to the TH, TH/TP connections on the valve. Figure 16 3. Stick Velcro• pads with self-adhesive backing to bottom of remote receiver and to floor of compartment behind access panel. -
Page 17: Check System Operation
ELECTRICAL INSTALLATION 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”... -
Page 18: Final Installation
Parlor Vent Free Fireplace Before you begin — This unit is supplied with four (4) ceramic fiber logs. Do not handle these logs with your bare hands. Always wear gloves to prevent skin irritation from ceramic fibers. After handling the logs, wash your hands gently with soap and water to remove any traces of fibers. -
Page 19: Log Placement
LOG PLACEMENT LOG PLACEMENT 1. Place Log #1 on burner by aligning notches on bottom side of each end of log with the rear corners of the burner. The light fixture should partially set in cutout of rear log. Ensure log is sitting firmly on burner and is locked in where it cannot slide forward on the burner. - Page 20 Parlor Vent Free Fireplace 3. Place Log #3 by placing rectangular notch on bottom of log onto the rectangular protrusion on top of log #. Place the other end of log #3 between the front grate and the small 'L' shaped bracket located on the right side of the burner.
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Page 21: Flame Appearance
FLAME APPEARANCE Flames from the pilot, front and rear burner should be visually checked as soon as the heater is installed. In addition, periodically check the flames visually during operation. CHECk THE PILOT FLAME The pilot flame must always be present when the heater is in operation. It should just touch the top of the thermocouple tip for natural. -
Page 22: Operating Instructions
Parlor Vent Free Fireplace OPERATING INSTRUCTIONS OPERATING INSTRUCTIONS Avoid any drafts that alter burner flame patterns. Do not allow fans to blow directly into the fireplace. Do not place a blower inside the burn area of the firebox. Ceiling fans may create drafts that alter flame patterns. -
Page 23: For Your Safety Read Before Lighting
OPERATING INSTRUCTIONS FOR YOUR SAFETY READ BEFORE LIGHTING A. This appliance is equipped with a piezo ignition device which automatically lights the pilot. If piezo is not working properly, refer to match Lighting instructions, Page 24. B. BEFORE OPERATING 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. -
Page 24: Millivolt Control Lighting Instructions
Parlor Vent Free Fireplace MILLIVOLT CONTROL LIGHTING INSTRUCTIONS 1. STOP! Read the safety information label. . Make sure the manual shutoff valve is fully open. 3. This gas log set is equipped with an ignition device (piezo) which automatically lights the pilot. If piezo ignitor does not light the pilot, refer to instructions for match Lighting instructions, Page 25. -
Page 25: Match Lighting Instructions
OPERATING INSTRUCTIONS and MAINTENANCE MATCH LIGHTING INSTRUCTIONS 1. Remove any items necessary for easy access to the pilot (for example: logs, screens, etc.). . Follow appropriate lighting instructions found previously. Instead of pushing and releasing the piezo button, light a match and hold the flame to the end of the pilot and ignite the pilot. 3. -
Page 26: Troubleshooting
Parlor Vent Free Fireplace • Turn appliance OFF and allow to cool before servicing. • Only a qualified service person should service and repair the heater. OBSERVED PROBLEM When ignitor button is pressed, there is no spark at ODS/pilot. Appliance produces unwanted odors. - Page 27 TROUBLESHOOTING If the gas quality is bad, your pilot may not stay lit, the burners may produce soot and the heater may backfire when lit. If the gas quality or pressure is low, contact your local gas supplier immediately. OBSERVED PROBLEM ODS/pilot lights, but flame goes out when control knob is released.
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Page 28: Replacement Parts
Parlor Vent Free Fireplace PL20 Firebox Parts Ref. Description Complete Burner Assembly Valve 3/16" Tubing Assy. 1/4" Tubing (") Pilot Regulator Fitting for Regulator 5/16" Fitting 5/16" Ferrule Valve Fitting Piezo Wire Assy. Piezo On/Off Switch 5/16" Aluminum Tubing Pilot AC Wall Plug Light Assy. -
Page 29: Logs
REPLACEMENT PARTS PL20 LOGS Ref. Description Log #1 Log # Log #3 Log #4 90D0093 Qty. 900093 PL20 logs Parlor Vent Free Fireplace PL0 90D0086 90D0087 90D0088 90D0089... -
Page 30: Optional Accessories
Parlor Vent Free Fireplace Decorative Trim Front FIREBRICkS Optional firebrick kits can be installed. Refer to installation instructions provided with kit or Page 12. Adobe Arched Firebrick Tuscany Arched Firebrick Cobbled Fieldstone Arched Brick REMOTE CONTROLS ON/OFF Hand Held RCB, RCMT, RCBE, WMTD Thermostat Hand Held RCST, RCSTE, RCT, WWTD Wall Switch MVWS... -
Page 31: Installation Instructions
DECORATIVE FACE INSTALLATION INSTALLATION INSTRUCTIONS 1. Remove face from packaging. . Hold face securely on each side. 3. Place the four (4) hooked protrusions on the back of the face into the four (4) rectangular slots on the front of the unit. Two on each side. Figure 28 4. -
Page 32: Warranty
Parlor Vent Free Fireplace LIMITED LIFETIME WARRANTY POLICY LIFETIME WARRANTY The following components are warranted for life to the original owner, subject to proof of purchase: Firebox, Combustion Chamber, Heat Exchanger, Grate and Stainless Steel Burners. FIVE YEAR WARRANTY The following components are warranted for 5 years to the original owner, subject of proof of pur- chase: Ceramic Fiber Logs, Catalytic Filter and Aluminized Burners.