Empire Comfort Systems VFIU24-1 Installation Instructions And Owner's Manual

Manual is about: UNVENTED GAS HEATER

Summary of VFIU24-1

  • Page 1

    Unvented gas heater models vfru24(n,p)-1 vfiu24(n,p)-1 vented decorative appliance models vfru24(n,p)-1 installation instructions and owner's manual vented/vent-free loft burner this is an unvented gas-fired heater. It uses air (oxy- gen) from the room in which it is installed. Provisions for adequa...

  • Page 2: Table of Contents

    27357-2-0910 page 2 table of contents section page important safety information .............................................................................................................3 safety information for users of lp-gas..........................................................................

  • Page 3

    27357-2-0910 page 3 warning when used without adequate combustion and ventilation air, heater may give off carbon monoxide, an odorless, poisonous gas. Do not install heater until all necessary provisions are made for combustion and ventilation air. Consult the written instructions provided with the...

  • Page 4

    27357-2-0910 page 4 some people cannot smell well. Some people cannot smell the odor of the chemical put into the gas. You must find out if you can smell the odorant in propane. Smoking can decrease your ability to smell. Being around an odor for a time can affect your sensitivity or ability to dete...

  • Page 5: Introduction

    27357-2-0910 page 5 warning this appliance is for installation only in a solid-fuel burning masonry or ul 127 factory-built fireplace or in a listed ventless firebox enclosure. It has been design certified for these installations. Exception: do not install this appliance in a factory-built fireplace...

  • Page 6: Product Specifications

    27357-2-0910 page 6 product specifications water vapor is a by-product of gas combustion. An unvented room heater produces approximately one (1) ounce (30ml) of water for every 1,000 btu's (.3kw's) of gas input per hour. Unvented room heaters must be used as supplemental heat (a room) rather than a ...

  • Page 7: General Information

    27357-2-0910 page 7 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. Keep room area clear and free from combustible materials, gasoline and other flammable vapors and liquids. U...

  • Page 8: Requirements For Canada

    27357-2-0910 page 8 requirements for canada this unit cannot be installed in a unvented application, this unit can only be installed as a vented application with these requirements. Important safety information this unit complies with ansi z21.60and cga 2.26 decorative gas appliances for installatio...

  • Page 9

    27357-2-0910 page 9 example of large room with 1/2 wall divider. Figure 1 the following formula can be used to determine the maximum heater rating per the definition of unconfined space: btu/hr = (l 1 + l 2 )ft x (w)ft x (h)ft x 1000 50 if the area in which the heater may be operated is smaller than...

  • Page 10: Clearances

    27357-2-0910 page 10 mantel clearances without hood (figure 4) you must have non-combustible materials above the fireplace or firebox opening. Non-combustible material must extend at least 12" above fireplace or firebox opening. With sheet metal, you must have non-combustible material behind it. Hea...

  • Page 11: Combustible Material

    27357-2-0910 page 11 do not attach combustible material to the mantel of your fireplace. This is a fire hazard. Figure 7 no greeting card, stockings or ornamentation of any type should be placed on or attached to the fireplace. This is a heating appliance. The flow of heat can ignite combustibles. F...

  • Page 12: Fireplace Preparation

    27357-2-0910 page 12 notice (damper clamp installation) when installing your gas appliance as a vented installation the damper clamp must be used. When installing your gas appliance as a vent-free installation the damper clamp can be used to eliminate the potential for odors when burning the logs fo...

  • Page 13

    27357-2-0910 page 13 before fully installing the appliance set up procedure: (figures 12a and 12b) 1. Remove top cover assembly as illustrated by figure 14. Re- move three (3) #8 x 1/2" phillips head screws from each of the front edges, then gently lift up the top cover assembly. 2. Set top cover as...

  • Page 14

    27357-2-0910 page 14 • turn off the gas supply to the fireplace or firebox. • seal any fresh air vents and/or ash clean-out doors located on the floor or wall of the fireplace. If left unsealed, drafting may cause pilot outage or sooting. Use a heat resistant sealant. Do not seal the chimney flue da...

  • Page 15: Gas Supply

    27357-2-0910 page 15 check all local codes for requirements, especially for the size and type of gas supply line required. Notice: never use plastic pipe. Check to confirm whether your local codes allow copper tubing or galvanized. Notice: since some municipalities have additional local codes, it is...

  • Page 16

    27357-2-0910 page 16 flames from the pilot (near the center of the burner) as well as the main flame should be visually checked as the burner assembly is installed and initially operated. In normal operation at full rate, the flame appearance should be random yellow flames above the burner. Notice: ...

  • Page 17: Wiring - Vfru Models

    27357-2-0910 page 17 thermostats are not approved on vented decorative appliances. Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and dangerous operation. Verify proper operation after servicing. The gas appliance (millivolt) thermopile self powers t...

  • Page 18: Lighting Instructions

    27357-2-0910 page 18 warning: if you do not follow these instructions exactly, a fire or explosion may result causing property damage, personal injury or loss of life. A. This appliance has a pilot which must be lighted by hand. When lighting the pilot, follow these instructions exactly. B. Before l...

  • Page 19

    27357-2-0910 page 19 vfiu series operating instructions thermostats are not approved on vented decorative appliances. Label all wires prior to disconnection when servicing controls. Wir- ing errors can cause improper and dangerous operation. Verify proper operation after servicing. The vfiu series l...

  • Page 20

    27357-2-0910 page 20 vfiu series remote electronic ignition and control system timer/thermostat rf remote handset g6r-h3t application gv60 is a battery-powered electronic and control system for gas appliances with pilot burners and ods systems. General notes radio frequency remote 433.92 mhz for eur...

  • Page 21

    27357-2-0910 page 21 standard, display, timer/thermostat rf remote handset • simultaneously press and hold the off and (large flame) buttons until a short beep confirms the start sequence has begun; release buttons. • continuing beeps confirm the ignition is in process. • once pilot ignition is conf...

  • Page 22

    27357-2-0910 page 22 notice: the display shows the set temperature every 30 sec- onds. Setting the temperature • select either the temp mode or the temp mode by briefly pressing the set button. • hold the set button until the temp display flashes. • set the desired temperature with (large flame) or ...

  • Page 23

    27357-2-0910 page 23 7. With the manual knob in man position a manual pi- lot valve operator and piezo igniter are accessible. Ignition with match: fully push down manual pilot valve operator and hold in, to start pilot gas flow. Immediately light the pilot with a match, while continuing to hold in ...

  • Page 24: Lighting Instructions

    27357-2-0910 page 24 warning: if you do not follow these instructions exactly, a fire or explosion may result causing property damage, personal injury or loss of life. A. Before lighting, smell all around the appliance area for gas. Be sure to smell next to the floor because some gas is heavier than...

  • Page 25

    27357-2-0910 page 25 vfiu24 wiring diagram ma gr mo sw p anel sw tc spark o i button “reset” battery compartment ignition cable thermocouple rf antenna thermo current cable #1 thermo current cable #2 or on/off switch with soldered cable on/off switch 8 wire cable interrupter block combination contro...

  • Page 26: Pilot Flame Characteristics

    27357-2-0910 page 26 figures 22 and 23 show a correct pilot flame pattern. The correct flame will be blue and will extend beyond the thermocouple. The flame will surround the thermocouple just below the tip. A slight yellow flame may occur where the pilot flame and main burner flame meet. Figures 24...

  • Page 27: Cleaning And Servicing

    27357-2-0910 page 27 vfru series figure 26 vfiu series figure 27 annual inspection and cleaning by your dealer or qualified service technician is recommended to prevent malfunction and/or sooting. Turn off heater and allow to cool before cleaning. Remove any optional decorative covers or decorative ...

  • Page 28: Troubleshooting

    27357-2-0910 page 28 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. 1. When ignitor button is pressed, there is no spark at ods/ pilot. A. I...

  • Page 29

    27357-2-0910 page 29 decorative top cover accessory installation the decorative top cover accessory options are available for your loft burner. Choose the proper size decorative top cover listed for use with the loft burner assembly. Installation 1. Addition of the decorative top cover accessory sho...

  • Page 30

    27357-2-0910 page 30 decorative accessory installation warning failure to position the parts in accordance with the dia- grams and instructions below or failure to use only parts specifically approved for use with this heater may result in property damage or personal injury. Notice: the loft series ...

  • Page 31: How To Order Repair Parts

    27357-2-0910 page 31 to order parts under warranty, please contact your local empire dealer. See the dealer locator at www.Empirecomfort.Com. To provide warranty service, your dealer will need your name and address, purchase date and serial number, and the nature of the problem with the unit. To ord...

  • Page 32: Vfiu Parts List

    27357-2-0910 page 32 attention: when ordering parts, it is very important that part number and description of part coincide. Vfiu parts list use only manufacturer's replacement parts. Use of any other parts could cause injury or death. Index no part number description 1 27360 top cover assembly 2 r1...

  • Page 33: Vfiu Parts View

    27357-2-0910 page 33 vfiu parts view 17 17 17 3 1 2 18 19 17 20 set off temp pm 4 5 6 7 8 9 10 11 12 13 14 15 16.

  • Page 34: Vfru Parts List

    27357-2-0910 page 34 attention: when ordering parts, it is very important that part number and description of part coincide. Vfru parts list index no part no. Description 1 27360 top cover assembly 2 r10411 tube burner 3 r7624 air shutter 4 r7572 jamb nut 5 p245 orifice - lp 5 p270 orifice - nat 6 p...

  • Page 35: Vfru Parts View

    27357-2-0910 page 35 3 4 5 6 7 8 9 10 12 11 13 14 15 17 18 19 16 2 1 20 vfru parts view.

  • Page 36: Empire

    27357-2-0910 page 36 empire empire comfort systems empire comfort systems inc. 918 freeburg ave. Belleville, il 62220 if you have a general question about our products, please e-mail us at info@empirecomfort.Com. If you have a service or repair question, please contact your dealer. Www.Empirecomfort...