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36" x 24", 36" x 28" & 42" x 28" Universal Vent-Free Fireboxes

P/N  900238-00  REV. C  09/2018

MODELS

UNIVERSAL VENT-FREE FIREBOX

Atlas42ZP2 Shown

INSTALLATION AND 

OPERATION INSTRUCTIONS

Atlas36ZP2

Atlas36ZP3

Atlas42ZP2

Atlas42ZP3

P900238-00

C

US

Report No. F14-168

Due to high temperatures, the appliance should be located out 

of traffic and away from furniture or draperies.
Do not place clothing or other materials on or near this appliance.
IMPORTANT: READ AND UNDERSTAND THESE INSTRUCTIONS 

COMPLETELY BEFORE INSTALLING YOUR VENT-FREE ROOM 

HEATERS.

FOR USE ONLY WITH A LISTED GAS-FIRED 

UNVENTED DECORATIVE ROOM HEATER NOT TO 

EXCEED 40,000 BTU/H.
DO NOT BUILD A WOOD FIRE.

WARNING: IMPROPER INSTALLATION, ADJUST-

MENT, ALTERATION, SERVICE OR MAINTENANCE 

CAN CAUSE INJURY OR PROPERTY DAMAGE. 

REFER TO THIS MANUAL. FOR ASSISTANCE OR 

ADDITIONAL INFORMATION CONSULT A QUALI-

FIED INSTALLER, SERVICE AGENCY OR THE GAS 

SUPPLIER.

Carefully review the instructions supplied with 

the decorative type unvented room heater for the 

minimum fireplace size requirement.  
DO NOT INSTALL AN APPLIANCE IN THIS FIREBOX 

UNLESS THIS FIREBOX MEETS THE MINIMUM 

DIMENSIONS   REQUIRED FOR THE INSTALLATIONS.

THIS IS A VENT-FREE GAS-FIRED HEATER ENCLO-

SURE.  IT USES AIR (OXYGEN) FROM THE ROOM 

IN WHICH IT IS INSTALLED. PROVISIONS FOR 

ADEQUATE COMBUSTION AND VENTILATION AIR 

MUST BE PROVIDED.  REFER TO COMBUSTION 

AND VENTILATION AIR SECTION, PAGES 3 & 4.

INSTALLER: Leave this manual with the appliance.

CONSUMER: Retain this manual for future reference.

FOR YOUR SAFETY:  Do not store or use gasoline 

or other flammables or liquids in the vicinity of 

this or any other appliance.
FOR YOUR SAFETY: What to do if you smell gas:
•  DO NOT light any appliance.

•  DO NOT touch any electrical switches.

•  Do not use any phone in your building.

•  Immediately call your gas supplier from a

    neighbor’s phone. Follow your gas suppliers 

 instructions.

•  If your gas supplier cannot be reached, call

  the fire department.
Installation and service must be performed by 

a qualified installer, service agency or the gas 

supplier.

WARNING: 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.

In the Commonwealth of Massachusetts:

  Installation must be performed by a licensed plumber or 

gas fitter;

•  See Table of Contents for location of additional Common-

wealth of Massachusetts requirements.

Summary of Contents for Atlas36ZP2

Page 1: ...IREBOX MEETS THE MINIMUM DIMENSIONS REQUIREDFORTHEINSTALLATIONS THIS IS A VENT FREE GAS FIRED HEATER ENCLO SURE IT USES AIR OXYGEN FROM THE ROOM IN WHICH IT IS INSTALLED PROVISIONS FOR ADEQUATE COMBUSTION AND VENTILATION AIR MUST BE PROVIDED REFER TO COMBUSTION AND VENTILATION AIR SECTION PAGES 3 4 INSTALLER Leave this manual with the appliance CONSUMER Retain this manual for future reference FOR ...

Page 2: ...alified service person The heater should be inspected before use and at least annually by a professional service person More frequent cleaning may be required due to excessive lint from carpet ing bedding material etc It is important that control compart ments burners and circulating air passageways of the heater be kept clean Allow the heater to cool before servicing Always shut off any electrici...

Page 3: ...ckaging List Vent Free Gas Firebox Hood optional for models Atlas36ZP2 Atlas36ZP3 Atlas42ZP2 and Atlas42ZP3 Installation and Operation Instructions GENERAL INFORMATION TheseVent Freefireboxenclosuresaredesigned toacceptallANSIZ21 11 2approvedDecorative TypeVent FreeGasLogRoomHeaters Forthe appropriate Vent Free Gas Log Room Heater model refer to Page 16 see Vent Free Gas Log Sets Refer to the inst...

Page 4: ...as a space whose volume is less than 50 cubic feet per 1 000 Btu per hour 4 8 m3 per kw of the aggregate 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 m3 per kw of the aggregate input rating of all appliances installed in that space Rooms com municating directly with the space in whic...

Page 5: ...m heaters shall provide to each purchaser a copy of 527 CMR 30 upon sale of the unit Not to Scale Figure 1 CAUTION Do not install in the vicinity where gasoline or other flammable liq uids may be stored The Vent Free firebox must be kept clear and free from these combustible materials WARNING Do not use a blower insert heat exchanger insert or other acces sory not approved for use with this applia...

Page 6: ...commend the use of high temperature paint rated 175 F or higher on the hood and the underside of the mantel Clearances Ensure the minimum clearances shown in Figures 2 through 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 Com...

Page 7: ...ea above Models Atlas36ZP2 and Atlas42ZP2 WITH Hood Installed Hood is optional on these models 16 9 1 2 2 3 4 5 6 10 11 12 13 14 15 Top of Firebox Opening Screen Top of Appliance Combustible Mantel and Trim Header Top Spacer on Appliance Safe Zone Hood Non Combustible Material 3 Min Example Example Coordinate in Example Combustible Material wall 23 24 16 6 7 8 10 9 17 18 19 20 21 22 Top of Firebox...

Page 8: ...unique however and might require a different sequence Step 1 Position firebox prior to framing or into prepared framing Step 2 Field wire the main power supply to the appliance if a blower kit is to be installed at the time of installation or a later date An optional junction box kit and blower kit is re quired seePage15 for ordering information Followtheinstallationandwiringinstructionson Pages 1...

Page 9: ...ways be measured from a finished surface If a wall covering such as drywall is to be attached to the rear wall then the depth must be measured from the drywall surface It is important that this dimension be exact Step 2 Level the firebox by checking the top edge of the firebox Shim if necessary Step 3 Fireplace should be secured to side framing members using the full length nailing tabs at the top...

Page 10: ...2 Atlas36ZP3 200 lbs 22 Cu Ft F0393 Atlas42ZP2 230 lbs 26 Cu Ft F0394 Atlas42ZP3 230 lbs 26 Cu Ft A hood is optional for models Atlas36 Series and Atlas42 Series Dimensions Inches millimeters Model No A B C D E F G H J K L M N P Q Atlas36 Series 36 914 28 711 41 3 4 1061 41 1 4 1048 23 1 2 597 20 508 3 76 8 3 8 213 15 7 8 403 7 1 2 190 12 305 1 3 8 35 5 1 2 140 34 3 8 873 33 5 8 854 Atlas42 Series...

Page 11: ... sure hood is level and secure Step 3 Reinstall screen and rod assemblies see Figure 11 Framing Dimensions Opening Atlas36 Series Atlas42 Series A 42 1 4 1073 48 1 4 1226 B 44 1 4 1124 44 1 4 1124 C 23 5 8 600 29 5 8 753 D 11 1 4 286 14 1 4 362 E 63 1 2 1613 69 1 2 1765 F 31 3 4 807 34 3 4 883 G 20 1 2 521 20 1 2 521 H 44 1 4 1124 49 1 8 1248 Table 1 This Table corresponds to Figures 8 9 10 Rough ...

Page 12: ...wire as supplied must be replaced it must be replaced with type AWM 105 degree C 14 gage wire The Junction Box Electrical Kit is not included See Page 15 for ordering information IMPORTANT TheGroundLead mustbeconnected to the green screw located on the junction box Failure to do this could result in an electrical short or shock injury The appliance must be electrically grounded in accordance with ...

Page 13: ...hat the tabs located on the cabinet base are seated in the notches of the blower bracket Bend the tabs over to secure the blower assembly see Figure 22 Step 5 Plug power cord into the electrical outlet as illustrated in Figure 14 Models Atlas36ZP2 Atlas36ZP3 Atlas42ZP2 and Atlas42ZP3 J Box Flanges J Box Electrical Outlet Right Outside Cabinet Panel Wires Figure 16 Figure18 Model Atlas42ZP2Shown Fi...

Page 14: ...tlas42ZP3 Shown Loose knot in power cord to take up slack Firebox floor Model Atlas42ZP2 Shown Model Atlas42ZP2 Locating Tabs Bend Locating Tabs Over into notches Use screw provided and secure in place as shown The notched side of cover plates goes inside firebox panel Screw Cover Plate Right Side Panel of Firebox Figure 23 Installing J box Cover Plate All Models Step 9 Follow the instructions bel...

Page 15: ...earth Extension combustibles allowed No carpet or vinyl Combustible Platform SIDE VIEW Firebox Floor Combustible Wall Figure 24 Raised Hearth Extension Fireplace Opening From Base to Bottom of Firebox Opening floor 5 3 4 Max Base APPROVED ACCESSORIES AND COMPONENTS Decorative Volcanic Stone Thedecorativevolcanicstone ModelFDVS can be used to enhance the look of your appliance Order model FDVS for ...

Page 16: ... switch Touch Up Paint Kit Repair of minor scratches and discoloration of the appliance black painted surfaces may be accomplished with the touch up paint kit PA I N T The variable speed control rheostat is included with FBK 200 models only AnON OFFwallswitchcanbeused with the FBK 100 models field supplied or order P N 85L87 Wall Switch Kit shown below ON OFF Wall Switch Kit The ON OFF wall switch...

Page 17: ...ing repair parts always give the following information 1 The model number of the firebox 2 The serial number of the firebox 3 The part number 4 The description of the part 5 The quantity required 6 The installation date of the firebox NOTE The model and serial number can be found on the rating label located on the bottom left front corner of the appliance If you encounter any problems or have any ...

Page 18: ...________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ _____________________________________________________...

Page 19: ... fire flood or acts of God b damages caused by abuse negligence misuse or unauthorized alteration or repair of the Product affecting its stability or performance The Product must be subjected to normal use The Product is designed to burn either natural or propane gas only Burning conventional fuels such as wood coal or any other solid fuel will cause damage to the Product will produce excessive te...

Page 20: ...HP reserves the right to make changes at any time without notice in design materials specifications prices and the discontinuance of colors styles and products Consult your local distributor for fireplace code information 1769 East Lawrence Street Russellville AL 35654 P900238 00 ...

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