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CFX Series Vent Free Gas Fireplace
Installation and Operating Instructions
Models: CFX24, CFX32 Millivolt Control, Natural Gas
or Liquid Propane
WARNING: FIRE OR EXPLOSION HAZARD
If the information in this manual is not followed
exactly, a fi re or explosion may result causing
property damage, personal injury or loss of life.
–
Do not store or use gasoline or other
fl ammable 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 fi re department.
–
Installation and service must be performed
by a qualifi ed installer, service agency or
the gas supplier.
This is an unvented gas-fi red 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 7.
INSTALLER: Leave this manual with the appliance.
CONSUMER: Retain this manual for future reference.
20301726 9/14 Rev. 6
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Related Manuals for Vermont Castings CFX24NV
Summary of Contents for Vermont Castings CFX24NV
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Page 1: Installation And Operating Instructions
CFX Series Vent Free Gas Fireplace Installation and Operating Instructions Models: CFX24, CFX32 Millivolt Control, Natural Gas or Liquid Propane WARNING: FIRE OR EXPLOSION HAZARD If the information in this manual is not followed exactly, a fi re or explosion may result causing property damage, personal injury or loss of life. -
Page 2: Table Of Contents
CFX VENT FREE FIREPLACE SYSTEM CONTENTS Thank you for purchasing a Vermont Castings Group product. We are proud to manufacture all of our gas and wood burning appliances in the USA. We hope that you enjoy your new fi replace and have many happy memories around it for years to come. -
Page 3: Important Safety Information
IMPORTANT SAFETY INFORMATION CFX VENT FREE FIREPLACE SYSTEM IMPORTANT Read these instructions carefully before installing or trying to operate this vent-free gas heater. WARNING • 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 fi re, burns, explosion or carbon monoxide poisoning. - Page 4 CFX VENT FREE FIREPLACE SYSTEM IMPORTANT SAFETY INFORMATION as they are burned off during the initial operation of the This appliance may be installed in an aftermarket, appliance; possibly causing headaches, or eye or lung permanently located, manufactured (mobile) irritation. This is a normal and temporary occurrence. home, where not prohibited by local codes.
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Page 5: Product Features And Specifi Cations
The pilot can only Input BTU/hr. be re-lit when adequate fresh air is available. Model Fuel Control Max. Min. CFX24NV Nat. Millivolt 22,000 17,000 THERMAL GENERATOR CFX24PV Millivolt 22,000 17,000 The millivolt gas log pilot is fi... -
Page 6: Fireplace & Mantel Dimensions
CFX VENT FREE FIREPLACE SYSTEM FIREPLACE & MANTEL DIMENSIONS Min. Rough Opening Depth 1/2” or 5/8” O - Min. Rough Opening Width Min. Rough Opening Height Ref. CFX24(N/P)VWM CFX32(N/P)VWM Ref. CFX24(N/P)(U/DW) CFX32(N/P)(U/DW) ⁄ " (622 mm) 32" (813 mm) ⁄ "... -
Page 7: Getting Started
CFX VENT FREE FIREPLACE SYSTEM GETTING STARTED UNPACKING WARNING Make sure you have received all parts: Do not install the heater: Check your packing list to verify that all listed parts have • Where curtains, furniture, clothing, been received. You should have the following: or other fl... -
Page 8: Fireplace Location And Clearances
CFX VENT FREE FIREPLACE SYSTEM FIREPLACE LOCATION & CLEARANCES • Never obstruct the front opening of the unvented fi re- DETERMINING FIREPLACE LOCATION place or restrict the fl ow of combustion and ventilation Carefully select the best location for installation of your air. -
Page 9: Fireplace Installation
1. Remove 5 total screws (3 top, 2 bottom) to remove front requirements detailed in Figure 6. face. NOTE: The Vermont Castings Group Barrington Mantel 2. Select proper nailing fl anges located on each side of model series is specifi cally designed to comply with all the fi... -
Page 10: Mantel Installation
CFX VENT FREE FIREPLACE SYSTEM FIREPLACE INSTALLATION 7. Center the fi replace in the opening with the inside of WARNING: Do not operate the unit the fi replace trim or facing even with the inside of the without the screen frame panel installed. front of the mantel. -
Page 11: Removing Screen
CFX VENT FREE FIREPLACE SYSTEM FIREPLACE INSTALLATION REMOVING SCREEN Figure 13 The screen on the front of the CFX is easily removable for placement of logs or brick and for cleaning. To remove the screen follow the instructions below: 1. Remove bottom access door. 2. -
Page 12: Optional Firebrick Panels
CFX VENT FREE FIREPLACE SYSTEM FIREPLACE INSTALLATION OPTIONAL FIREBRICK PANELS 3. Remove fi replace screen (Refer to page 11, fi gure 13) and logs. 1. Remove optional fi rebrick panels from packaging. Check 4. Place rear fi rebrick panel on back wall of fi rebox. Set to see that you have the following: bottom of panel behind the bracket tabs of the grate. -
Page 13: Gas Connection
CFX VENT FREE FIREPLACE SYSTEM GAS CONNECTION CHECK GAS TYPE Use proper gas type for the fi replace you are installing. 100 gallon (min) If you have confl icting gas type, do not install fi replace. Propane/LP Supply External Tank See dealer where you purchased the fi... -
Page 14: Connect The Gas
CFX VENT FREE FIREPLACE SYSTEM GAS CONNECTION A manual shutoff valve must be installed WARNING: Only persons licensed to upstream of the appliance. Union tee work with gas piping may make the and plugged 1/8” NPT pressure tapping necessary gas connections to this appliance. -
Page 15: Check Gas Pressure
CFX VENT FREE FIREPLACE SYSTEM GAS CONNECTION CHECK GAS PRESSURE 4. To adjust fl ame height, turn HI/LO knob to HI to get maximum pressure to burner. Turn HI/LO knob to LO 1. Check gas type. The gas supply must be the same as to get minimum pressure. -
Page 16: Electrical Connections
CFX VENT FREE FIREPLACE SYSTEM ELECTRICAL CONNECTIONS ELECTRICAL WIRING The millivolt valve is a self-powered combination gas control that DOES NOT REQUIRE 110V AC TO OPERATE. ODS Pilot On/Off Switch Field Installed ODS Pilot Wall Switch or Remote Receiver Millivolt Valve On/Off Switch Spade Terminal... -
Page 17: Connecting Remote Receiver
ELECTRICAL CONNECTIONS CFX VENT FREE FIREPLACE SYSTEM CONNECTING REMOTE RECEIVER CHECK SYSTEM OPERATION The millivolt system and individual components may be NOTE: These instructions supersede the section entitled checked with a millivolt meter having a 0-1000 mV range. "Hearth Mount" in the millivolt hand-held remote instruc- Conduct each check shown in chart below by connection tions supplied with the remote control. -
Page 18: Final Steps
CFX VENT FREE FIREPLACE SYSTEM FINAL STEPS Before you begin — This unit is supplied with a set of three WARNING: Failure to position the parts ceramic fi ber logs. Do not handle these logs with your bare in accordance with these diagrams or hands. -
Page 19: Place Rock Wool
FINAL STEPS CFX VENT FREE FIREPLACE SYSTEM DO NOT sprinkle volcanic rock on the logs or around the pilot or the main burner. This Thermocouple may cause sooting. Only place volcanic for Natural rock on the fl oor of the fi replace. During initial operation of the new heater, burning logs will give off a paper burning Thermocouple... -
Page 20: Optional Equipment
CFX VENT FREE FIREPLACE SYSTEM OPERATING INSTRUCTIONS OPTIONAL EQUIPMENT OPERATING INSTRUCTIONS Avoid any drafts that alter burner fl ame patterns. Do FORCED AIR KIT not allow fans to blow directly into the fi replace. Do not If you are installing the forced air kit (Models BLO24-T or place a blower inside the burn area of the fi... -
Page 21: For Your Safety Read Before Lighting
CFX VENT FREE FIREPLACE SYSTEM OPERATING INSTRUCTIONS FOR YOUR SAFETY READ BEFORE LIGHTING WARNING: If you do not follow these instructions exactly, a fi re or explosion may result causing property damage, personal injury or loss of life. 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 23. -
Page 22: Millivolt Control Lighting Instructions
CFX VENT FREE FIREPLACE SYSTEM OPERATING INSTRUCTIONS MILLIVOLT CONTROL LIGHTING INSTRUCTIONS 1. STOP! Read the safety information label. 2. 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 igniter does not light the pilot, Refer to the instructions for Match Lighting Instructions, Page 25. -
Page 23: Match Lighting Instructions
CFX VENT FREE FIREPLACE SYSTEM OPERATING INSTRUCTIONS MATCH LIGHTING INSTRUCTIONS 1. Remove any items necessary for easy access to the pilot (for example: logs, screens, etc.). 2. Follow appropriate lighting instructions found previously. Instead of pushing and releasing the piezo button, light a match and hold the fl... -
Page 24: Troubleshooting
CFX VENT FREE FIREPLACE SYSTEM TROUBLESHOOTING WARNING: Turn appliance OFF and allow to cool before servicing. Only a qualifi ed service person should service and repair the heater. Note: All troubleshooting items are listed in order of operation. PROBLEM POSSIBLE CAUSE REMEDY When igniter button is 1. - Page 25 TROUBLESHOOTING CFX VENT FREE FIREPLACE SYSTEM WARNING: If the gas quality is bad, your pilot may not stay lit, the burners may produce soot and the heater may backfi re when lit. If the gas quality or pressure is low, contact your local gas supplier immediately.
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Page 26: Replacement Parts
CFX VENT FREE FIREPLACE SYSTEM REPLACEMENT PARTS Item Description Qty. CFX24 CFX32 Assembly Door, Painted 88D0032K 88D0107K Assembly Screen Frame, Painted 88D0034K 88D0109K Screen Assembly 33D4501 33D5501 Left Firebrick (Optional) 26D7061 26D7065 Center Firebrick (Optional) 26D7060 26D7064 Right Firebrick (Optional) 26D7062 26D7066 Blower (Optional) - Page 27 REPLACEMENT PARTS CFX VENT FREE FIREPLACE SYSTEM WARNING: Failure to position the parts in accordance with these diagrams or failure to use only parts specifi cally approved with this appliance may result in property damage or personal injury. 20301726...
- Page 28 CFX VENT FREE FIREPLACE SYSTEM REPLACEMENT PARTS CFX24 CFX32 Item Description Qty. Natural Propane Natural Propane Burner/Grate Assembly 33D4043 33D4043 33D5050 33D5050 Injector 59D0062 33D4046 33D5040 33D5039 Venturi 58D0454 33D4058 58D0454 58D0454 Millivolt Valve 14D0467 14D0468 14D0467 14D0468 Pilot Regulator 14D0469 14D0469 Burner to Valve Tube...
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Page 29: Warranty
This warranty is expressly in lieu of other warranties, express or implied, including the warranty of mer- chantability of fi tness for purpose and of all other obligations or liabilities. Vermont Castings Group does not assume for it any other obligations or liabilities in connection with sale or use of the appliance. It states that do not allow limitations on how long an implied warranty lasts, or do not allow exclusion of indirect damage, those limitations of exclusions may not apply to you. - Page 30 149 Cleveland Drive • Paris, Kentucky 40361 www.vermontcastingsgroup.com...
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