Page 2 - Carbon Monoxide Poisoning:; WARNINGS; WARNING: Any change to
2 105070 FIREPLACE MANUFACTURERS INCORPORATEDUNVENTED NATURAL GAS LOG HEATER 1. This appliance is only for use with thetype of gas indicated on the rating plate.This appliance is not convertible for usewith other gases. 2. If you smell gas• shut off gas supply• do not try to light any appliance• do ...
Page 3 - OWNERS MANUAL; Figure 1 - Ember Master; OPERATION; UNPACKING; CAUTION: Do not remove the; Continued; LOCAL CODES
3 105070 OWNERS MANUAL PRODUCTIDENTIFICATION Figure 1 - Ember Master Left Front Log Control Knob Rear Log Base Assembly FrontBurner PiezoIgnitor RearBurner Crossover Log BottomMiddle Log Install and use heater with care. Follow alllocal codes. In the absence of local codes, usethe latest edition of ...
Page 4 - Confined and Unconfined Space; per; Unusually Tight Construction
4 105070 FIREPLACE MANUFACTURERS INCORPORATEDUNVENTED NATURAL GAS LOG HEATER Confined and Unconfined Space The National Fuel Gas Code, ANS Z223.1defines a confined space as a space whosevolume is less than 50 cubic feet per 1,000Btu per hour (4.8 m 3 per kw) of the aggre- gate input rating of all ap...
Page 5 - DETERMINING FRESH-AIR FLOW FOR HEATER LOCATION; Determining if You Have a Confined or Unconfined Space
5 105070 OWNERS MANUAL DETERMINING FRESH-AIR FLOW FOR HEATER LOCATION Determining if You Have a Confined or Unconfined Space Use this work sheet to determine if you have a confined or unconfined space. Space: Includes the room in which you will install heater plus any adjoining rooms with doorless p...
Page 6 - Ventilation Air From Outdoors; Do not provide openings for; Figure 2 - Ventilation Air from Inside Building
6 105070 FIREPLACE MANUFACTURERS INCORPORATEDUNVENTED NATURAL GAS LOG HEATER AIR FORCOMBUSTION ANDVENTILATION Continued VENTILATION AIR Ventilation Air From InsideBuilding This fresh air would come from an adjoiningunconfined space. When ventilating to anadjoining unconfined space, you must pro-vide...
Page 7 - INSTALLATION; CHECK GAS TYPE; When installing your gas logs
7 105070 OWNERS MANUAL MINIMUM FIREPLACE CLEARANCE TO COMBUSTIBLE MATERIALS Log Size 18", 24", 30" Side Wall 16" Ceiling 42" Floor 5" INSTALLATION ANDCLEARANCES (Vent-Free Operation Only) WARNING: Maintain the mini- mum clearances. If you can, pro-vide greater clearances from...
Page 8 - Noncombustible material OK.; If Not Using Mantel; If using a mantel, proceed to If Using; Installing Damper; If Using Mantel; If you cannot meet these
8 105070 FIREPLACE MANUFACTURERS INCORPORATEDUNVENTED NATURAL GAS LOG HEATER Noncombustible Requirements for Material Distance (A) Safe Installation 12" or more Noncombustible material OK. Between 8" and 12" 24" and 30" Models: Install fireplace hood accessory(HDABK or HDABR, see...
Page 9 - FLOOR CLEARANCES; A. If installing appliance on the floor level,; Figure 7 - Minimum Mantel Clearances When Using Hood; Figure 6 - Minimum Mantel Clearances Without Using Hood; MANTEL CLEARANCES; flue damper open
9 105070 OWNERS MANUAL 14"Min. Combustible Material Non-Combustible Material Figure 8 - Minimum Fireplace ClearancesIf Installed at Floor Level Hearth 5"Min. Combustible Material Figure 9 - Minimum Fireplace ClearancesAbove Combustible Flooring FLOOR CLEARANCES A. If installing appliance on ...
Page 10 - Installation Items Needed; Figure 10 - Attaching Damper Clamp; Manufactured Fireplace; Area of Various Standard Round Flues
10 105070 FIREPLACE MANUFACTURERS INCORPORATEDUNVENTED NATURAL GAS LOG HEATER INSTALLATION Continued INSTALLING HEATER BASEASSEMBLY WARNING: You must secure this heater to fireplace floor. Ifnot, heater will move when youadjust controls. Moving heatermay cause a gas leak. WARNING: If installing in a...
Page 11 - Attach mounting brackets to fireplace; CAUTION: Avoid damage to; Figure 13 - Gas Connection; * Minimum inlet pressure for purpose of input adjustment.; WARNING: Never connect; Install an equipment shutoff
11 105070 OWNERS MANUAL 10. Attach mounting brackets to fireplace floor using masonry screws (in hard-ware package). 11. R e a t t a c h h e a t e r b a s e t o m o u n t i n g brackets. Tighten nuts firmly. Heater GasRegulator Flexible Gas Hose (ifallowed by local codes) Figure 11 - Attaching Flexi...
Page 12 - WARNING: Never use an open; Figure 14 - Equipment Shutoff Valve; Figure 15 - Checking Gas Joints; Correct all leaks at once.
12 105070 FIREPLACE MANUFACTURERS INCORPORATEDUNVENTED NATURAL GAS LOG HEATER WARNING: Never use an open flame to check for a leak. Apply amixture of liquid soap and waterto all joints. Bubbles formingshow a leak. Correct all leaks atonce. WARNING: Test all gas pip- ing and connections for leaksafte...
Page 14 - FOR YOUR SAFETY; • If fireplace has glass doors,; WARNING: Damper handle
14 105070 FIREPLACE MANUFACTURERS INCORPORATEDUNVENTED NATURAL GAS LOG HEATER Figure 22 - Pilot Thermocouple Ignitor Electrode Pilot Burner 4. Wait five (5) minutes to clear out anygas. Then smell for gas, includingnear the floor. If you smell gas,STOP! Follow “B” in the safety in-formation, column ...
Page 15 - WARNING: Do not operate; Shutting Off Heater; WARNING: If yellow tipping; Figure 23 - Correct Pilot Flame Pattern; Figure 24 - Incorrect Pilot Flame Pattern; • turn heater off (see To Turn Off Gas to
15 105070 OWNERS MANUAL TO TURN OFF GAS TO APPLIANCE WARNING: Do not operate heater between locked positions. CAUTION: Do not try to ad- just heating levels by using theequipment shutoff valve. The variable control valve can be set toany heat setting and flame height desired,by simply turning the co...
Page 16 - SPECIFICATIONS; Figure 28 - Pilot Inlet Air Hole; LOGS
16 105070 FIREPLACE MANUFACTURERS INCORPORATEDUNVENTED NATURAL GAS LOG HEATER SPECIFICATIONS 18" Variable 24" Variable 30" Variable Manually- Manually- Manually- Controlled Controlled Controlled Btu (Variable) 16,000/26,000 20,000/33,000 21,500/36,000 Type Gas Natural Gas Only Natural Ga...
Page 17 - TROUBLESHOOTING; POSSIBLE CAUSE
17 105070 OWNERS MANUAL TROUBLESHOOTING Note: All troubleshooting items are listed in order of operation. WARNING: Turn off and un- plug heater and let cool beforeservicing. Only a qualified ser-vice person should service andrepair heater. CAUTION: Never use a wire, needle, or similar object to clea...
Page 19 - IMPORTANT; OBSERVED PROBLEM
19 105070 OWNERS MANUAL TROUBLESHOOTING Continued WARNING: If you smell gas • Shut off gas supply.• 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 i...
Page 21 - PARTS LIST; KEY
21 105070 OWNERS MANUAL PARTS LIST VARIABLE MANUALLY-CONTROLLED MODELS VFN18MVVFN24MVVFN30MV This list contains replaceable parts used in your heater. When ordering parts, follow theinstructions listed under Replacement Parts on page 22 of this manual. KEY PART NUMBER FOR NO. VFN18MV VFN24MV VFN30MV...
Page 22 - PARTS UNDER WARRANTY; ACCESSORIES; FIREPLACE HOOD; When Gas Pressure Is Too Low; SERVICE HINTS
22 105070 FIREPLACE MANUFACTURERS INCORPORATEDUNVENTED NATURAL GAS LOG HEATER Note: Use only original replacement parts. This will protect your warranty coverage forparts replaced under warranty. PARTS UNDER WARRANTY Contact authorized dealers of this product.If they can’t supply original replacemen...
Page 23 - NOTES
23 105070 OWNERS MANUAL NOTES _______________________________________________________________________________________________ _______________________________________________________________________________________________ ______________________________________________________________________________...
Page 24 - KEEP THIS WARRANTY; WARRANTY INFORMATION; Model; NOT A UPC; INTERNATIONAL
LIMITED WARRANTY VENT-FREE NATURAL GAS LOG HEATERS DESA International warrants this product to be free from defects in materials and components for one (1) year from the date of firstpurchase, provided that the product has been properly installed, operated and maintained in accordance with all appli...