Monessen NB18 - Manuals - manualsarea.com

Page 2 - CONTENTS

2 81D0107 CONTENTS Important Safety Information .................................. 3 Getting Started .......................................................... 5 Product Features and Specifi cations .................... 6 Natural Gas ......................................................... 6Propane...

Page 3 - IMPORTANT SAFETY INFORMATION; Please leave these instructions with the appliance.; CARBON MONOXIDE POISONING:; ARNING

81D0107 3 IMPORTANT SAFETY INFORMATION 10. This unit complies with the latest revision of ANSI Z21.11.2-2007 Unvented Heaters and also complies with ANSI Z21.60 Decorative Vented Appliances for Solid Fuel Burning Fireplaces. State and local codes may only allow operation of this appliance in a vente...

Page 4 - MASSACHUSSETTS RESIDENTS ONLY:

4 81D0107 IMPORTANT SAFETY INFORMATION Continued from page 3 16. Keep room area clear and free from combustible materi- als, gasoline and other flammable vapors and liquids. 17. Unvented gas heaters are a supplemental zone heater. They are not intended to be the primary heating appli-ance. 18. Unven...

Page 5 - MAKE SURE YOU HAVE RECEIVED ALL PARTS:; CAUTION; WHAT YOU WILL NEED FOR INSTALLATION:; GETTING STARTED

81D0107 5 MAKE SURE YOU HAVE RECEIVED ALL PARTS: Check your packing list to verify that all listed parts have been received. You should have the following: • Unvented Gas Log Burner Assembly • Two (2) Plastic Bags Containing Crushed Volcanic Rock • Installation/Operating Instructions • Two (2) Ancho...

Page 6 - PRODUCT FEATURES; SPECIFICATIONS; NATURAL GAS; natural gas systems operating at higher pressure.; Gas Inlet Pressure:; MILLIVOLT; IGNITION CONTROLS; OFF; - All gas to the gas logs is shut off at the valve.; IGN; THERMAL GENERATOR

6 81D0107 PRODUCT FEATURES AND SPECIFICATIONS NATURAL GAS NOTE: An external regulator is required to reduce supply pressure to a maximum of 10 1 / 2 " W.C. on natural gas systems operating at higher pressure. MILLIVOLT Regulator Pressure Setting: 3.5" w.c.Pilot Regulator: 3.5" w.c. Gas I...

Page 7 - GENERAL INSTALLATION INFORMATION; CODES; or; National Fire Protection Association, Inc.; Batterymarch Park; ADEQUATE COMBUSTION AND VENTILATION AIR; , defines a confined space as a space whose volume is less than 50; UNUSUALLY TIGHT CONSTRUCTION IS DEFINED AS CONSTRUCTION WHERE...; ) or less with openings gasketed or sealed

81D0107 7 GENERAL INSTALLATION INFORMATION CODES Adhere to all local codes or, in their absence, the latest edition of THE NATIONAL FUEL GAS CODE ANSI Z223.1 or NFPA54 which can be obtained from… American National Standards Institute, Inc. 1430 Broadway New York, NY 10018 or National Fire Protection...

Page 8 - Figure 1 - Example of a Large Room with 1/2 Wall Divider

8 81D0107 W H The following formula can be used to determine the maximum heater rating per the definition of unconfined space: BTU / Hr = (L1 + L2) Ft x (W) Ft x (H) Ft. x 1000 BTU / Hr 50 Consider two connecting rooms with an open area between, with the following dimensions: L 1 = 15 1 / 2 Ft., L 2...

Page 9 - FIREPLACE AND HEARTH DIMENSIONS; Figure 2 - Hearth Minimum Dimension

81D0107 9 A C D B FIREPLACE AND HEARTH DIMENSIONS Use manufacturer's installation and clearance requirements as defi ned in their manual. The NB Series unvented room heater is approved for installation into the following unvented fireplaces: GCUF Series Fireboxes Magnum36/42, Lo-Rider36 or BUF The N...

Page 10 - PLACEMENT IN A FIREPLACE WITH A RESTRICTIVE BARRIER; IMPORTANT INFORMATION FOR THE INSTALLATION OF THIS GAS LOG SET; fully

10 81D0107 PLACEMENT IN A FIREPLACE WITH A RESTRICTIVE BARRIER IMPORTANT INFORMATION FOR THE INSTALLATION OF THIS GAS LOG SET The following are guidelines for placing a gas log set in a fireplace that has a restrictive barrier along the bottom front open-ing of the fireplace. Some examples of barrie...

Page 11 - CLEARANCES; HEIGHT REQUIREMENTS; Sidewall and ceiling clearances:; sides

81D0107 11 16" 42" CLEARANCES AND HEIGHT REQUIREMENTS Sidewall and ceiling clearances: The sides of the fireplace opening must be at least 16" from any combustible wall. The ceiling must be at least 42" from the top of the fireplace opening. Figure 4 - Sidewall and Ceiling Clearances...

Page 12 - be at least 1/2” thick. Sheet metal should not be installed onto; Refer to “Installing Vented Applications” found on page 18.; CLEARANCES and HEIGHT REQUIREMENTS

12 81D0107 Measurethisdistance Heater inFireplace orFirebox HeatResistantMaterial Figure 5 - Measuring Heat Resistant Material Heat resistant material (minimum requirements) with no wooden mantel or other combustible projection: To install the gas logs into a fireplace with no wooden mantel, shelf o...

Page 13 - Figure 6 - Measuring Heat Resistant Material for Mantel; REQUIREMENTS FOR SAFE INSTALLATION WITH WOODEN MANTEL,

81D0107 13 Heater inFireplace orFirebox 8" or More ofHeat ResistanMaterial Hood CLEARANCES and HEIGHT REQUIREMENTS Figure 6 - Measuring Heat Resistant Material for Mantel Heat resistant material (minimum requirements) with wooden mantel or other combustible projection: To install the heater with...

Page 14 - Figure 8 - Minimum Mantel Clearance with Hood - All Models

14 81D0107 Heater inFireplace orFirebox HeatResistantMaterial Hood 10" 12" 8" 6" 2 1 / 2 " 8" 14 1 / 2 " 18 5 / 8 " 22 1 / 2 " 26" CLEARANCES AND HEIGHT REQUIREMENTS Figure 8 - Minimum Mantel Clearance with Hood - All Models Example: A mantel may project from ...

Page 15 - The bottom of the mantel may project from the wall a maxi-; Figure 10 is an example of an unsafe mantel installation.; OR; • Remove the mantel

81D0107 15 Heater inFireplace orFirebox HeatResistantMaterial 10" or less 12" min. 28" 2 1 / 2 " 8" 6" 7" 14 1 / 2 " 4" Figure 10 - Minimum Mantel Clearance with Hood - NB24 (Example of Unsafe Installation) Figure 9 - Minimum Mantel Clearance with No Hood — NB24 E...

Page 16 - FLOOR CLEARANCE; The gas log heater must be installed at least 1; Figure 11 - Minimum Clearance above Combustible Flooring

16 81D0107 Heater in Fireplace or Firebox 1 3 / 8 " Minimum Combustible Material 14" Minimum Heater in Fireplace or Firebox Combustible Material This DistanceMay Now BeLess than 1 3 / 8 " FLOOR CLEARANCE The gas log heater must be installed at least 1 3 / 8 " above any combustible fl...

Page 17 - FIREPLACE PREPARATION; BEFORE FULLY INSTALLING THE UNIT:; • Turn; the gas supply to the fireplace or firebox.; Do not seal the chimney flue damper.; INSTALLING VENTED APPLICATIONS; rial and minimum mantel requirements do not apply.; this cleaning performed annually after installation.; DAMPER STOP INSTALLATION:; to prevent full closure

81D0107 17 Damper Stop Damper Figure 13 - Damper Stop Installation. FIREPLACE PREPARATION BEFORE FULLY INSTALLING THE UNIT: • 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, dr...

Page 18 - PLACING AND SECURING APPLIANCE; fireplace or firebox.

18 81D0107 INSTALLING VENTED APPLICATIONS PLACING AND SECURING APPLIANCE ASSEMBLY PROCEDURE: 1. Center the gas log unit on the fireplace or firebox. Make certain the front of the burner sits inside the front edge of the fireplace or firebox. 2. Anchor holes are located on the right and left sides of...

Page 19 - CONNECTING THE GAS; Figure 15 - Gas Connection

81D0107 19 Pipe Coupling To Heater Valve Gas Supply Inlet CONNECTING THE GAS NOTICE: A qualifi ed gas appliance installer must connect the heater to the gas supply. Consult all local codes. IMPORTANT: Hold heater valve firmly with a wrench to prevent movement when connecting to inlet pipe. Manual Sh...

Page 20 - CHECKING GAS PRESSURE; The heater gas inlet connection is a; MILLIVOLT VALVE CONTROL; Figure 16 - Pressure Test Point Location

20 81D0107 CHECKING GAS PRESSURE The heater gas inlet connection is a 3 / 8 " NPT at the valve. On all control type units, the inlet connection is on the right side of unit. To connect from the opposite side, route the pipe around the back portion of the unit.When tightening up the joint to the ...

Page 21 - The Millivolt valve is a self-powered combination gas control; THAT DOES NOT REQUIRE 110 VAC TO OPER-; Figure 17 - Wiring Diagram

81D0107 21 ELECTRICAL WIRING (MILLIVOLT) The Millivolt valve is a self-powered combination gas control THAT DOES NOT REQUIRE 110 VAC TO OPER- ATE. 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 th...

Page 22 - CONNECTING REMOTE RECEIVER; Figure 18 - Installing Remote Receiver; B. Thermopile Output Reading Check; NOTICE

22 81D0107 ELECTRICAL WIRING (MILLIVOLT) CONNECTING REMOTE RECEIVER 1. Set remote receiver. See instructions included in receiver kit. 2. Connect the two (2) 1/4" female connectors to the TP/TH and TH terminals on the control valve. Figure 18 - Installing Remote Receiver Remote Receiver Remote W...

Page 23 - LOG PLACEMENT; Before you begin; After handling the logs, wash your hands; PLACING ROCK WOOL; See Figure; • Use only rock wool

81D0107 23 Dime-Size Rock Wool Figure 19 - Placing Rock Wool #1 #2 LOG PLACEMENT Before you begin — This unit is supplied with seven (7) ceramic fiber logs. Do not handle these logs with your bare hands. Always wear gloves to prevent skin irritation from ceramic fibers. After handling the logs, wash...

Page 24 - log in groove on left front log.

24 81D0107 #3 #4 #5 #6 #7 #8 LOG PLACEMENT 4. Place left rear log (#4) on pin located on rear support bracket on left side. See Figure 23. 5. Place left front log (#5) on left pin located on burner and left grate bar. Rest top right portion of log on right front log. See Figure 24 6. Place log #6 on...

Page 25 - PLACING FLICKERING EMBERS; CAST IRON GRATE INSTALLATION; Figure 28 - Placing embers

81D0107 25 Cast Iron Grate B . A. Cast Iron Grate I Slot Key Hole Slot EMBER, GRATE, AND ROCK INSTALLATION PLACING FLICKERING EMBERS Place flickering bright embers (FBE-.1G) after placing logs on burner. Pull apart into small strands and place on top of existing rock wool in front of and between fro...

Page 26 - FLAME APPEARANCE; Figure 30 - Correct Appearance of Pilot Flame; CHECKING THE PILOT FLAME; It should just touch the top of the ther-; MILLIVOLT CONTROL AND THERMOSTAT CONTROL

26 81D0107 FLAME APPEARANCE Figure 30 - Correct Appearance of Pilot Flame Figure 31 - Incorrect Appearance of Pilot Flame Thermocouple for Natural Thermocouple for LP Thermocouple for LP Thermocouple for Natural Flames from the pilot and burner should be visually checked as soon as the heater is ins...

Page 27 - OPERATING INSTRUCTIONS; Avoid any drafts that alter burner fl ame patterns.; Do not allow fans to blow directly into the fireplace. Do not place; CHECKING THE BURNER FLAME

81D0107 27 In normal operation at full rate after 15 minutes, the following fl ame appearances should be observed: Figure 32 - Correct Appearance of Rear Flames of Berkley Oak Burner will have a random pattern of yellow flames as shown in Figure 32. There should be glowing embers on the front burner...

Page 28 - Figure 33 - Location of Piezo Ignitor, Control Knobs and Switch; WHAT TO DO IF YOU SMELL GAS:; • Do not attempt to light any appliance.; FOR YOUR SAFETY READ BEFORE LIGHTING; Piezo

28 81D0107 Figure 33 - Location of Piezo Ignitor, Control Knobs and Switch A. This appliance is equipped with a piezo ignition device which lights the pilot. If piezo is not working properly see Match Lighting Instructions, page 30. B. BEFORE OPERATING smell all around the appliance area for gas. Be...

Page 29 - NOTE: If you are running the heater for the fi rst time, it may be; Millivolt CONTROL LIGHTING INSTRUCTIONS; TO TURN OFF GAS TO HEATER

81D0107 29 OPERATING 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 ignitor does not light the pilot, refer to instructions fo...

Page 30 - CLEANING AND SERVICING; • External case should be dusted and wiped with a wet soapy cloth.; MATCH LIGHTING INSTRUCTIONS

30 81D0107 OPERATING INSTRUCTIONS AND CLEANING AND SERVICING CLEANING AND SERVICING Annual inspection and cleaning by your dealer or qualifi ed service technician is recommended to prevent malfunction and/or sooting. PERIODIC CLEANING - Refer to parts diagram for location of items discussed below. •...

Page 31 - Note: All troubleshooting items are listed in order of operation.; TROUBLESHOOTING; OBSERVED PROBLEM POSSIBLE CAUSE

81D0107 31 Note: All troubleshooting items are listed in order of operation. TROUBLESHOOTING W ARNING OBSERVED PROBLEM POSSIBLE CAUSE REMEDY When ignitor button is pressed, there is no spark at ODS/pilot. 1. Ignitor electrode positioned wrong. 1 Replace ignitor. 2. Ignitor electrode is broken. 2. Re...

Page 33 - REPLACEMENT PARTS; BURNER ASSEMBLY

81D0107 33 6 1 2 3 4 7 5 7 REPLACEMENT PARTS BURNER ASSEMBLY F a i l u r e t o p o s i t i o n t h e p a r t s i n accordance with these diagrams or failure to use only parts specifi cally approved with this appliance may result in property damage or personal injury. W ARNING

Page 34 - REPLACEMENT PARTS LIST; REPLACEMENT PARTS ARE AVAILABLE THROUGH YOUR RETAILER.; ACCESSORIES SOLD SEPARATELY

34 81D0107 REPLACEMENT PARTS LIST REPLACEMENT PARTS ARE AVAILABLE THROUGH YOUR RETAILER. BURNER ASSEMBLY Item Qty NB18 NB24 Natural Propane Natural Propane 1 Piezo Ignitor 1 14D0503 14D0503 14D0503 14D0503 2 Piezo Wire 1 00K0632 00K0632 00K0632 00K0632 3 Burner 1 81D2004 81D2010 81D0515 81D0504 4 Co...

Page 35 - BERKLEY OAK REFRACTORY LOGS

81D0107 35 2 3 4 5 6 7 8 1 REPLACEMENT PARTS ARE AVAILABLE THROUGH YOUR RETAILER. REPLACEMENT PARTS LIST F a i l u r e t o p o s i t i o n t h e p a r t s i n accordance with these diagrams or failure to use only parts specifi cally approved with this appliance may result in property damage or perso...

Page 36 - MASSACHUSETTS RESIDENTS ONLY:

36 81D0107 NOTE REGARDING VENTED PRODUCTS This product must be installed by a licensed plumber or gas fi tter when installed within the Commonwealth of Massachu-setts. Any residence with a direct vent product must have a CO detector installed in the residence. Installation of the fi replace or vente...

Page 37 - SPECIAL REQUIREMENTS CONTINUED; “GAS VENT DIRECTLY BELOW. KEEP CLEAR OF ALL OBSTRUCTIONS.”; NFPA 54 as adopted by the Board and

81D0107 37 SPECIAL REQUIREMENTS CONTINUED 2. APPROVED CARBON MONOXIDE DETECTORS. Each carbon monoxide detector as required in accordance with the above provisions shall comply with NFPA 720 and be ANSI/UL 2034 listed and IAS certifi ed. 3. SIGNAGE. A metal or plastic identifi cation plate shall be p...

Page 38 - NOTES

Page 40 - MONESSEN HEARTH SYSTEMS; LIMITED LIFETIME WARRANTY POLICY; LIFETIME WARRANTY

JULY 2008 P/N 81D0107 • Rev. 2 MONESSEN HEARTH SYSTEMS LIMITED LIFETIME WARRANTY POLICY LIFETIME WARRANTY The following components are warranted for life to the original owner, subject of proof of purchase: Firebox, Combustion Chamber, Heat Exchanger, Grate, and Stainless Steel Burners. FIVE YEAR WA...