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20008845

8

Damper Stop Installation

When installing a decorative gas appliance in a fire-
place, some local codes require a damper stop be 
added so the damper will not close completely. The 
CFM Corporation damper stop is designed so the 
damper can be locked in the closed position, and still 
allow a vent for the pilot gasses.
This damper stop is designed to work on all CFM Cor-
poration BR, BC, SR, SC, TF and TL series fireplaces.

Installation Instructions

1.  Open damper. The damper must be open to attach 

the damper stop.

2.  Locate the damper locking bracket. From inside the 

fireplace locate the damper locking bracket on the 
left side of the combustion dome. (Fig. 4)

3.  Align the two slots on either side of the cutout on the 

damper stop with the two small holes on the angled 
portion of the damper locking bracket. Attach the 
damper stop with the screws provided. (Fig. 5)

NOTE:

 Some of the early units may not have the holes 

in the end of the damper locking bracket. If this is the 
case use the damper stop as a template to drill two (2) 
1/8” holes in the damper locking bracket to mount the 
damper stop.

DP100

Damper locking bracket

3/19/99   djt

Damper Locking Bracket

DP100

Fig. 4

  Locate damper locking bracket.

Fig. 5

  Attach damper stop.

DP101

Damper stop

3/19/99   djt

Damper Locking Bracket

Attachment 

Screws (2)

Damper Stop

DP101

DP105

Damper clamp location

Damper 

Stop

Damper Stop

Typical Manufactured 

Fireplace

Typical Masonry 

Fireplace

DP105

Fig. 6

  Damper stop placement.

Содержание UVLX18RN

Страница 1: ...logsets are not for exterior use ATTENTION Installation and service must be performed by a qualified agency individual firm corpo ration or company experienced in the instal lation repair and servicing of this type of gas appliance Do not modify alter or tamper with any part of this heater control or logs Do not store or use gasoline or other flam mable vapors and liquids in the vicinity of this or a...

Страница 2: ...equent cleaning may be necessary due to excessive lint from carpeting or bedding material In the United States the installation and operation must conform to local codes or in the absence of local codes with the National Fuel Gas Code ANSI Z223 1 NFPA 54 latest edition CSA B149 1 Installation Code and with the National Electrical Code ANSI NFPA70 latest edition State or local codes may only allow ...

Страница 3: ...nput Max Input Width Width Depth Height Min Max Pressure BTU hr BTU hr 18 UVLX18RN 20 17 13 18 5 5 14 0 3 5 17 000 24 000 18 UVLX18MN 15 000 24 000 24 UVLX24RN Natural 25 18 13 18 5 5 14 0 3 5 24 500 35 000 24 UVLX24MN 18 000 35 000 30 UVLX30RN 25 23 13 18 5 5 14 0 3 5 25 000 39 000 30 UVLX30MN 28 500 39 000 18 UVLX18RP 20 17 13 18 11 0 14 0 11 0 18 000 24 000 18 UVLX18MP 10 0 17 000 24 000 24 UVL...

Страница 4: ...operation of this appliance in a vented configuration Check your state or local codes If unvented room heaters are not permitted the fireplace vent damper must be locked at the minimum vent area required by local codes or by the National Fuel Gas Code ANSI Z223 1 NFPA 54 latest edition When installed as a Decorative Gas Appliance for in stallation in a solid fuel burning fireplace a minimum permanent...

Страница 5: ...f You Have a Confined or Unconfined Space Use the following formula to determine if you have a confined or unconfined space Space is defined as the room in which you will install the heater plus any adjoining rooms with doorless passageways or ventilation grilles between the rooms The National Fuel Gas Code defines a confined space as a space whose volume is less than 50 cubic feet per 1 000 BTU per hour...

Страница 6: ...ch 4 000 BTU hr For further information on ventilation guidelines and siz ing specifications follow the National Fuel Gas Code NFPA 54 ANSI Z223 1 NFPA 54 Section 5 3 If the total BTU hour used by the appliances is less than the maximum BTU hr the space can support the room meets the Unconfined Space criteria and no further ventilation is needed WARNING Before installing the gas log set in a solid f...

Страница 7: ...nce in bedrooms or bathrooms WARNING Any change to this heater or its con trols can be dangerous Masonry Fireplace Installation Preparation A 1 2 inch gas supply line must be supplied to the firebox In most cases this will require drilling a gas line access hole through the masonry wall The gas sup ply line should then be sealed in the access hole with mortar The gas supply line should also have a ...

Страница 8: ...e of the combustion dome Fig 4 3 Align the two slots on either side of the cutout on the damper stop with the two small holes on the angled portion of the damper locking bracket Attach the damper stop with the screws provided Fig 5 NOTE Some of the early units may not have the holes in the end of the damper locking bracket If this is the case use the damper stop as a template to drill two 2 1 8 ho...

Страница 9: ...ance from the in side of the front opening of the fireplace to any combus tible wall should not be less than 3 Fig 7A 2 Ceiling Clearances The ceiling height should not be less than 42 from the top of the fireplace opening Fig 7A 3 Mantel Clearances When installing an ANSI Z21 11 2 ventless appliance the finishing material used for the mantel must be rated at 250 F or greater Refer to firebox instruct...

Страница 10: ...point located in the control valve body Access to the pressure test point is obtained by removing all logs UVLX M series only The pressure should be checked with the appliance burning and the control set on HIGH The pressure regulator is preset and locked to avoid tampering If the pressure is not as specified replace the regulator Refer to Replacement Parts After measuring the pressure replace the ...

Страница 11: ... 2 Attach the wire to the switch and install the switch into the receptacle box Attach the cover plate to the switch 3 Connect the wiring to the gas valve One wire con nects to the TP TH terminal the other attaches to the TH terminal Fig 10 NOTE If any of the original wire as supplied with the appliance must be replaced it must be replaced with a wire of at least a 60 C temperature rating P I L O ...

Страница 12: ...sit Valve 3 9 00 djt P103 M series pilot flame 752 PyroM Pilot Flame 968 UVHL 7 27 98 Thermopile Thermopile R Series M Series 752 P103 Fig 16 Proper pilot flame Thermocouple HI L O OFF ON O F F P I L O T O F F E A PILOT THTP TP TH FP1395 NOVA SIT valve RN RP FP1395 Fig 12 SIT control valve P I L O T ON OFF L O H I HV101a Honeywell valve UVL 3 18 99 djt Control Knob Piezo Ignitor Hi Lo Knob HV101a F...

Страница 13: ... the heater area for gas Be sure to smell next to the floor because some gas is heavier than air and will settle on the floor WHAT TO DO IF YOU SMELL GAS Do not try to light any fireplace Do not touch any electric switch Do not use any phone in your building Immediately call your gas supplier from a neigh bor s phone Follow the gas supplier s instruc tions To Turn Off Gas To Heater Lighting and Opera...

Страница 14: ...ctions Replace piezo ignitor For air in the lines Thermopile needs a minimum of 325mV All wiring connections Replace thermopile Thermocouple needs a minimum of 14mV Defective valve turn to pilot meter should read greater than 100mV If not replace the valve Valve turned on Wall switch is not turned on Thermopile needs a minimum of 325mV Plugged burner Gas supply on Pilot lights with Piezo Pilot sta...

Страница 15: ...ive thermocouple B Thermocouple fitting not tight in valve C Weak pilot flame D Defective valve E Not enough oxygen in the room Danger A Plugged main burner ori fice B Defective valve 1 Make sure that the shutoff valve located on the pipe supplying gas to the fireplace is open 1 Light a match turn gas valve knob to PILOT position and depress Keep match near pilot burner till it lights 1 Replace the bu...

Страница 16: ...designed and con structed to develop a positive flow adequate to remove flue gasses to the outside atmosphere See vented fireplace installation instructions Any foreign objects in the venting system except those designed specifically for the venting system may cause spillage of the flue gases into the room In extreme situations carbon monoxide poisoning or suffocation may occur Periodic examination and...

Страница 17: ...prices and discontinue colors and products at any time without notice UVLX18 24 30 Premium Vent Free Gas Logs Ref Description UVLX18 UVLX24 UVLX30 1 Complete Log Set 20008925 20008786 20008886 1a Back Log 20008655 20008781 20008876 1b Right Cross Log 20008785 20008880 1c Left Cross Log 20008653 20008653 20008653 1d Front Log 20008654 20008783 20008878 1e Middle Log 20008652 20008782 20008877 1f Mi...

Страница 18: ...Valve 52464 52464 52464 12a Pilot Assembly MN Series 20001356 20001356 20001356 12b Pilot Assembly MP Series 20001357 20001357 20001357 13a Gas Valve Honeywell RP 10000242 10000242 10000242 13b Gas Valve Honeywell RN 10000235 10000235 10000235 14a Knob Extension Hi Lo Honeywell Valve 20000006 20000006 20000006 14b Knob Extension HI LO SIT Valve 55162 55162 55162 15a Knob Extension ON OFF Honeywell...

Страница 19: ...n with questions concerning prices and policies covering replacement parts Parts may be ordered through your Majestic Fireplaces dis tributor or dealer You will need the following information when ordering replacement parts The appliance model number The serial number A description of the part Should you need additional information beyond what your dealer can furnish contact CFM Corporation 2695 M...

Страница 20: ...ITS COMPONENTS AND ACCESSORIES INCLUDING IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE ALL OF WHICH ARE HEREBY LIMITED 2 20 YEAR WARRANTY For MAJESTIC FIREPLACES Vent Free Gas Appliances EXPRESSLY INCLUDED IN NO EVENT SHALL ANY IMPLIED WARRANTY PRESCRIBED BY LAW NOTWITHSTANDING THE FOREGOING EXPRESS EXCLUSION REMAIN IN EF FECT AFTER EXPIRATIONS OF THE WARRANTIES SET FOR...

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