Monessen Hearth DIS33NTG Installation And Operating Instructions Manual Download Page 35

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23D8020

REPLACEMENT PARTS LIST

Item Qty

Description

DIS33N/P

Screen

Assembly

23D8028

Canopy

Assembly

23D8027

Top Black Louver

23D0200K

Bottom Black Hang On Louver Assembly

23D8017

Left

Firebrick

26D7041

Right

Firebrick

26D7042

Center

Firebrick

26D7040

OPTIONAL FACE PLATE

33" x 43" Black Face Plate Kit

DIFACESM

36" x 50" Black Face Plate Kit

DIFACELG

OPTIONAL BLOWER COMPONENTS

Fan Blower with Speed Control

BLO

Blower

Thermostat

23D6100

Wiring

Harness

26D0619

Summary of Contents for DIS33NTG

Page 1: ...apors 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 fire department Installation and service must be perfor...

Page 2: ...nd Height Requirements 11 Fireplace Framing 14 Securing Heater to Floor 15 Connecting the Gas 16 Checking Gas Pressure 18 Electrical Wiring Milli Volt 19 Electrical Wiring Fan 21 Log Placement 22 Flame Appearance 26 Checking the Burner Flame 27 Operating Instructions 28 What to Do if You Smell Gas 28 Milli Volt Control Lighting Instructions 29 Match Lighting Instructions 30 Cleaning and Servicing ...

Page 3: ...structions carefully before installing or trying to operate this vent free gas heater IMPORTANT SAFETY INFORMATION 8 CARBON MONOXIDE POISONING Early signs of carbon monoxide poisoning are similar to the flu with headaches dizziness and or nausea If you have these signs obtain fresh air immediately Have the heater ser viced as it may not be operating properly Continued on page 4 Any change to this ...

Page 4: ...0 feet above sea level Refer to the National Fuel Gas Code 21 The appliance and its appliance main gas valve must be disconnected from the gas supply piping system during any pressure testing of that system at test pressures in excess of 1 2 psig 3 5 kPa 22 The appliance must be isolated from the gas supply piping system by closing its equipment shutoff valve during any pressure testing of the gas...

Page 5: ...ERATION This unvented gas heater requires no outside venting and burns cleanly with high heating efficiency Piezo Ignitor Fireplace Screen Control Knobs PRODUCT FEATURES Optional Face Plate Figure 1 Unvented Gas Heater with Control Access Door Open On Off Switch Blower Optional T stat Sensor ...

Page 6: ...ition to turn ON OFF log set with remote switch thermostat LOW HI Variable position to control flame height heat output Both front and rear burners are in operation to provide realistic glow and yellow flame PILOT The gas log heater is fitted with a specially designed safety pilot light ODS assembly which senses the amount of oxygen available in the room and shuts the gas log heater off if the oxy...

Page 7: ... held Thermostat Remote with Receiver Thermostat Sensor Handle the gas log burner assembly by the grate only Do not pick the unit up by the burners Gloves are recommended when handling ceramic fiber logs to prevent skin irritation from loose fibers Logs are fragile handle with care WARNING Carefully inspect the contents for shipping damage If any parts are missing or damaged immediately inform the...

Page 8: ...ign canopy with the holes in the top frame assembly See Figure 3 3 Install the five 5 screws in owner s manual packaging which attach the canopy to the top frame assembly See Figure 3 4 Tighten all screws Make sure the canopy is level and secure Install the fireplace screen Figure 3 Installing Canopy Do not operate the unit without the screen frame panel and canopy installed WARNING NOTE Fireplace...

Page 9: ... 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 communicating directly with the space in which the appliances are installed through openings not furnished with doors are considered a part of the unconfined space UNUSUALLY TIGHT CONSTRUCTION IS DEFINED AS CONSTRUCTION WHERE a walls and ceilings exposed to the outside ...

Page 10: ...ms the calculation would be based only on the room with the heater 151 2 x 12 x 8 50 GENERAL INSTALLATION INFORMATION Figure 4 Example of a Large Room with 1 2 Wall Divider Counter Fireplace x 1000 x 1000 52800 BTU Hr x 1000 29760 BTU Hr If the area in which the heater may be operated is smaller than that defined as an unconfined space or if the building is of unusually tight construction provide ...

Page 11: ...and depth of the base Mantel clearances The canopy supplied with the unit must be installed If a combustible mantel is installed It must meet the clearance requirements shown in Figure 8 The dimensions shown in Figures 5 and 8 and defined in the fireplace manufacturer s instructions are minimum clearances to maintain when installing this heater Left and right clearances are determined when facing ...

Page 12: ...resistant material shown in Figure 7 CLEARANCES and HEIGHT REQUIREMENTS Example A mantel may project from the wall a maximum of 21 2 at minimum of 8 above the opening and a maximum of 12 at a minimum of 26 above the opening Figure 7 Measuring Heat Resistant Material for Mantel Figure 8 Minimum Mantel Clearance Figure 9 is an example of an unsafe mantel installation The mantel projects 4 at 8 above...

Page 13: ...RANCES and HEIGHT REQUIREMENTS The gas log heater must be installed at least 5 above any combustible flooring material such as carpeting or tile which is closer than 14 to the base of the fireplace See Figure 10 Figure 10 Minimum Clearance above Combustible Flooring ...

Page 14: ...ce dimensions The framing headers may not rest directly on top of the firebox The fireplace may be installed directly on a combustible floor or a raised platform of an appropriate height Do not place fireplace on carpeting vinyl tile or other soft floor coverings It may however be placed on flat wood plywood particle board or other hard surfaces Be sure fireplace rests on a solid continuous floor ...

Page 15: ...ase assembly take out two screws as shown in Figure 15 4 Lift grate and base assembly out of the fire box SECURING HEATER TO FLOOR 5 Secure the firebox with two anchoring screws 3 16 x 11 4 length supplied with the fireplace system See Figure 16 Note If the unit is mounted on carpeting tile or combustible material without the hearth a metal or wooden base covering the entire width and depth of the...

Page 16: ...ow rate BTU Hr Undue pressure loss will occur if the pipe is too small A manual shutoff valve must be installed upstream of the appliance Union tee and plugged 1 8 NPT pressure tapping point should be installed upstream of the appliance See Figure 17 CAUTION Manual Shutoff Valve Pipe Pipe Coupling Always use an external regulator for all propane L P G heaters and high pressure one to two pound sys...

Page 17: ... door Figure 1 page 5 If the gas supply is different DO NOT INSTALL the heater Contact your dealer for the correct model Connecting to the wrong gas type may result in property damage or personal injury CAUTION Connecting directly to an unregulated propane L P G tank can cause an explosion WARNING Figure 18 Access Holes Cord Protector Manual Gas Shutoff Recommended Outlet Positioned Vertical Stain...

Page 18: ... checked at the pressure test point Turn captured screw counter clockwise two or three turns and then place tubing to pressure gauge over test point Use test point OUT closest to control knob After taking pressure reading be sure and turn captured screw clockwise firmly to re seal Do not over torque Check for gas leaks Figure 19 Pressure Test Point Location Milli Volt Control Test Port OUT Connect...

Page 19: ... CONNECTING OPTIONAL WALL SWITCH OR THERMOSTAT 1 Use 18 awg two wire cable 15 feet maximum length 2 At one end of the cable connect both wires to the wall switch or thermostat At the other end connect one wire to TP TH and one wire to TH or connect the wall switch thermostat to the two male 0 25 terminals on the left side of the unit The color of the wires does not matter See Figure 20 and install...

Page 20: ...ECK TO LEADS TO THERMOSTAT READING TEST TEST TERMINALS CONTACTS SHOULD BE A COMPLETE 2 3 CLOSED CLOSED SYSTEM B THERMOPILE 1 2 OPEN OPEN OUTPUT CHECKING SYSTEM OPERATION The milli volt system and individual com ponents may be checked with a milli volt meter having a 0 1000 mV range Conduct each check shown in chart below by con nection meter test leads to terminals as indicated CONNECTING REMOTE R...

Page 21: ...otector IMPORTANT Always check local building codes The installation must comply with local regulations as well as the national electric codes This fireplace has a three prong grounded electrical plug This plug helps protect you against electrical shock Only connect plug to a properly grounded three prong receptacle Do not cut or remove the grounded prong from this plug WARNING Never attempt to se...

Page 22: ...r Sooting and other problems may result if the logs are not properly and firmly positioned in the appliance Never add additional logs or embellishments such as pine cones vermiculite or rock wool to the heater Only use the logs and TPB RW rock wool supplied with the unit Failure to position the parts in accordance with diagrams below or to use only parts specifically approved for this heater may r...

Page 23: ...og 3 Left Base Log 3 Pins Figure 26 Installing Right Front Log 4 Right Front Log 4 Right Front Log 4 Pins 4 Place right front log 4 on two pins on bottom right side of grate See Figure 26 3 Place left base log 3 on two pins on left side of grate See Figure 25 ...

Page 24: ...ACEMENT Figure 27 Installing Left Top Log 5 Left Top Log 5 5 Place right end of left top log 5 on bottom center grate pin Place left end of left top log 5 on top of the left base log See Figure 27 Bottom Center Pin Pin ...

Page 25: ... across the burner surface in between the logs Do not add additional rock wool See Figure 30 for the ap proximate area to place rock wool Wash hands after placing rock wool Itching may occur Figure 30 Placing Rock Wool Dime Size Rock Wool WARNING Use only TPB rock wool provided with log set Do not add additional rock wool Figure 29 Installing Right Top Log 6 Right Top Log 6 Pins Right Base Log ...

Page 26: ...r is in operation It should just touch the top of the ther mocouple tip for natural See Figure 31 for correct pilot flame If the pilot flame does not touch the thermocouple then the main burner cannot function reliably See Figure 32 for incor rect shape of pilot flame THERMOSTAT AND MILLI VOLT CONTROL Figure 31 Correct Appearance of Pilot Flame Figure 32 Incorrect Appearance of Pilot Flame Thermoc...

Page 27: ...l result During manufacturing fabricating and shipping various components of this appliance are treated with certain oils films or bonding agents These chemicals are not harmful but may produce annoying smoke and smells as they are burned off during the initial operation of the appliance possibly causing headaches or eye or lung irritation This is a normal and temporary occurrence The initial brea...

Page 28: ...bor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department C Use only your hand to push in or turn the gas control knob Never use tools If the knob will not push in or turn by hand don t try to repair it Call a qualified service technician Force or attempted repair may result in a fire or explosion D Do not use this appliance if any part of it...

Page 29: ...s piping 7 With the control knob pushed in push in and release the piezo ignitor button to light the pilot 8 Continue pushing the control knob in for a further 60 seconds to prevent the flame detector from shutting off the gas while the probe is warming up Release the control knob 9 Turn gas control knob counterclockwise to the ON position 10 After the pilot has been lit for one minute the burners...

Page 30: ... of the piezo ignitor MATCH LIGHTING INSTRUCTIONS Figure 37 Location of Blower Control Blower Control OPERATING INSTRUCTIONS AND BLOWER OPERATION Locate the blower control by opening control access door The variable controlled thermostat blower is located to the right of heater controls In the OFF postion the blower will not operate however the heater can be operated without the blower being ON In...

Page 31: ... soapy cloth ANNUAL CLEANING INSPECTION Refer to parts diagram for location of items discussed below Inspect and clean burner air intake holes Remove lint or particles with vacuum brush or pipe cleaners Failure to keep air intake holes clean will result in sooting and poor combustion Inspect and clean all burner ports Inspect ODS pilot for operation and accumulation of lint at air intake holes Ver...

Page 32: ...nitor 2 Replace ignitor 3 Reconnect ignitor cable 4 Free ignitor cable if pinched by any metal or tubing 5 Replace ignitor cable 6 Replace piezo ignitor 1 Ventilate room Stop using odor causing products while heater is running 2 Locate and correct all leaks 3 Ventilate room and turn unit on high until odor is gone Odor should be gone after 6 hours of continuous use 1 Open window and or door for ve...

Page 33: ...ssure too high 1 Power cord not plugged in 2 Loose wire connections 3 Defective blower thermostat REMEDY 1 Press in control knob fully 2 After ODS pilot lights keep control knob pressed in for 30 seconds 3 Fully open manual shutoff valve 4 Hand tighten thermocouple connection until snug then tighten 1 4 turn more 5a Contact local gas company 5b Clean pilot with vacuum cleaner 6 Replace thermocoupl...

Page 34: ...3 7 5 6 14 12 Failure to position the parts in accordance with these diagrams or failure to use only parts specifically approved with this appliance may result in property damage or personal injury WARNING ILLUSTRATED PARTS BREAKDOWN ...

Page 35: ...ottom Black Hang On Louver Assembly 23D8017 5 1 Left Firebrick 26D7041 6 1 Right Firebrick 26D7042 7 1 Center Firebrick 26D7040 OPTIONAL FACE PLATE 8 1 33 x 43 Black Face Plate Kit DIFACESM 8 1 36 x 50 Black Face Plate Kit DIFACELG OPTIONAL BLOWER COMPONENTS 12 1 Fan Blower with Speed Control BLO 13 1 Blower Thermostat 23D6100 14 1 Wiring Harness 26D0619 ...

Page 36: ... 1 2 7 ILLUSTRATED PARTS BREAKDOWN Failure to position the parts in accordance with these diagrams or failure to use only parts specifically approved with this appliance may result in property damage or personal injury WARNING ...

Page 37: ...14D0468 5 Burner Injector 1 58D0051 58D0052 6 ODS Pilot Assembly 1 14D0473 14D0477 8A Pilot On Off Knob Extension 1 37D0010 37D0010 8B Hi Lo Knob 1 37D0011 37D0011 7 On Off Switch 1 32D0232 32D0232 Accessories Flex Connector Flexcon18 All Models Wall Switch Kit MVWS All Models Wall Thermostat Kit WT All Models Hand Held Remote RCB RCM All Models WMTD Hand Held Thermostat RCST RCT All Models Remote...

Page 38: ...th these diagrams or failure to use only parts specifically approved with this appliance may result in property damage or personal injury WARNING CHARRED TIMBER LOGS Item Description Qty CTCL18 1 Rear Log 1 70D0121 2 Right Base Log 1 70D0122 3 Left Front Base Log 1 70D0123 4 Right Front Log 1 70D0127 5 Left Top Log 1 70D0139 6 Right Top Log 1 70D0124 ...

Page 39: ...23D8020 39 NOTES ...

Page 40: ... with the installation instructions The Limited Lifetime Warranty will also be void if the appliance is not oper ated and maintained according to the operating instructions supplied with the appliance and does not extend to 1 firebox burner assembly damage by accident neglect misuse abuse alteration negligence of others including the installation thereof by unqualified installers 2 the costs of re...

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