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UNVENTED GAS STEEL STOVE
INSTALLATION AND OPERATING INSTRUCTIONS
MODELS:
DSSNVMB
DSSPVMB
This appliance may be installed in
an aftermarket, permanently located,
manufactured (mobile) home, where
not prohibited by local codes.
This appliance is only for use
with the type of gas indicated on
the rating plate. This appliance
is not convertible for use with
other gases.
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. Refer to page 8.
If the information in this manual is not followed
exactly, a fire or explosion may result causing
property damage, personal injury or loss of life.
– Do not store or use gasoline or other flammable
– WHAT TO DO IF YOU SMELL GAS
– Installation and service must be performed by
READ AND SAVE THESE INSTRUCTIONS
WARNINGS
WARNINGS
vapors and liquids in the vicinity of this or any
other appliance.
• 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.
a qualified installer, service agency or the gas \
supplier.
Natural Gas or
Propane/LPG
Milli-Volt Control
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Table of Contents
Related Manuals for Monessen Hearth DSSNVMB
Summary of Contents for Monessen Hearth DSSNVMB
- Page 1 UNVENTED GAS STEEL STOVE INSTALLATION AND OPERATING INSTRUCTIONS MODELS: Natural Gas or Propane/LPG DSSNVMB Milli-Volt Control DSSPVMB WARNINGS WARNINGS If the information in this manual is not followed exactly, a fire or explosion may result causing property damage, personal injury or loss of life.
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Page 2: Table Of Contents
CONTENTS Important Safety Information ......3 Log Placement ..........16 Installing Logs on Grate......16 Product Features ..........5 Placing the Decorative Rock....... 16 Getting Started..........6 Flame Appearance.......... 17 Checking Pilot Flame ........17 Product Specifications........7 Checking the Burner Flame ......17 Ignition Controls.......... -
Page 3: Important Safety Information
IMPORTANT SAFETY INFORMATION INSTALLER OWNER Please leave these instructions with the owner. Please retain these instructions for future reference. IMPORTANT Read these instructions carefully before installing or trying to operate this vent-free gas heater. • Any change to this heater or its controls can be dangerous. •... - Page 4 IMPORTANT SAFETY INFORMATION 24. Never burn solid fuels in an unvented room heater, fire- Continued from page 3 place or stove. 15. This is an unvented gas-fired heater. It uses air (oxygen) from the room in which it is installed. Provisions for 25.
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Page 5: Product Features
PRODUCT FEATURES Optional Remote Receiver � � Optional � � � � � � � � � � � � � � � � � � � Thermostat � � � � � � � � � Switch � � �... -
Page 6: Getting Started
GETTING STARTED 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: • Steel Stove with Burner Assembly • Installation/Operating Instructions • Ceramic fiber logs Millivolt controlled heater designed to be operated with optional devices for ON/OFF functions. -
Page 7: Product Specifications
Max. 10 1/2" w. c. Min. 5" w.c. Gas Rate Model Number Type Max. BTU/Hr Min. BTU/Hr DSSNVMB Milli-Volt 28,000 18,000 PROPANE / LPG Note: An external regulator is required to reduce supply pressure to a maximum of 13" w.c. -
Page 8: General Installation Information
GENERAL INSTALLATION INFORMATION Do not install the heater … • Where curtains, furniture, clothing, or other flammable objects are less than 42" from the front of the heater. • In high traffic areas. • In windy or drafty areas. 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…... - Page 9 GENERAL INSTALLATION INFORMATION Counter Steel Stove � � Figure 2 - Example of a Large Room with 1/2 Wall Divider The following formula can be used to determine the maximum heater rating per the definition of unconfined space: BTU/Hr = (L ) Ft x (W) Ft x (H) Ft x 1000 Consider two connecting rooms with an open area between, with the following dimensions:...
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Page 10: Clearances / Height Requirements
CLEARANCES / HEIGHT REQUIRMENTS The dimensions shown in Figure 3 are minimum clearances to maintain in installing this heater. Left and right clearances are determined when facing the front of the heater. Follow these instructions carefully to ensure safe installation. Failure to follow instructions exactly can create a fire hazard. -
Page 11: Connecting The Gas
CONNECTING THE GAS NOTICE: A qualified gas appliance installer must connect the heater to the gas supply. Consult all local codes. Use new black iron or steel pipe. Internally tinned copper or copper tubing can be used per National Fuel Code, section 2.6.3, providing gas meets hydrogen sulfide limits, and where permitted by local codes. -
Page 12: Checking Gas Pressure
CHECKING GAS PRESSURE CONNECTING REMOTE RECEIVER The heater gas inlet connection is 3/8" NPT at the valve. The inlet is located on left side of stove. Remove front control plate Connecting directly to an unregulated to better access the inlet. propane/L.P.G. -
Page 13: Electrical Wiring
ELECTRICAL WIRING (MILLI-VOLT) The milli-volt valve is a self-powered combination gas control THAT DOES NOT REQUIRE 110 VAC TO OPERATE. ODS Pilot On/Off Label all wires prior to Switch disconnection when servicing controls. Wiring errors can cause improper Pilot and dangerous operation. Wall Verify proper operation Switch... -
Page 14: Installing Thermostat Sensor
ELECTRICAL WIRING (MILLI-VOLT) INSTALLING THERMOSTAT SENSOR (OPTION SOLD SEPARATELY) Remove the face plate by removing the six screws holding the faceplate in place. This will allow you to pull the faceplate away from the unit about 3" to 4". See Figure 8. Face Plate Slip the t-stat sensor behind the faceplate. - Page 15 ELECTRICAL WIRING (MILLI-VOLT) Valve Remove adhesive backing from plastic clip. Press clip to bottom of valve. Clip thermo bulb into plastic clip. See Figure 10. Reattach faceplate. Install knob to shaft of t-stat sensor. See Figure 9, page 14. Thermo Bulb Plastic Clip Figure 10 - Clipping Thermo Bulb into...
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Page 16: Log Placement
LOG PLACEMENT Before you begin — This unit is supplied with five 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 your hands gently with soap and water to remove any traces of fibers. -
Page 17: Flame Appearance
FLAME AP PEARANCE Flames from the pilot, front and rear burner should be visually checked as soon as the heater is installed. In addition, periodically check the flames visually during operation. CHECKING PILOT FLAME The pilot flame must always be present when the heater is in operation. It should just touch the top of the ther- mocouple tip for natural. -
Page 18: Operating Instructions
OPERATING INSTRUCTIONS FOR YOUR SAFETY READ BEFORE LIGHTING If you do not follow these instruction exactly, a fire or explosion may result causing property damage, personal injury or loss of life. A. This appliance is equipped with an ignition device which automatically lights the pilot. If the piezo is not working properly, see “Match Lighting Instructions,”... -
Page 19: Milli-Volt Control Lighting Instructions
OPERATING INSTRUCTIONS MILLI-VOLT CONTROL LIGHTING 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 for “Match Lighting Instructions”, page 20. -
Page 20: Match Lighting Instructions
OPERATING INSTRUCTIONS CLEANING AND SERVICING MATCH LIGHTING INSTRUCTIONS 1. Open stove door. Remove any items necessary for easy access to the pilot (for example: logs, screens, etc.). 2. Follow appropriate lighting instructions found previously. Light a match and hold the flame to the end of the pilot and ignite the pilot. -
Page 21: Replacement Parts List
REPLACEMENT PARTS LIST REPLACEMENT PARTS ARE AVAILABLE THROUGH YOUR RETAILER. LOGS Item Description Back Log 44D1011K Right Middle Log 45D0900K Front Log 44D1012K Top Log 44D1013K Left Middle Log 45D0901K Failure to position the parts in accordance with these diagrams or failure to use only parts specifically a p p r o v e d w i t h t h i s a p p l i a n c e may result in property damage or... -
Page 22: Burner Assembly
REPLACEMENT PARTS BURNER ASSEMBLY � � � � � � � �� � � �� �� �� ������� 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. - Page 23 REPLACEMENT PARTS LIST REPLACEMENT PARTS ARE AVAILABLE THROUGH YOUR RETAILER. BURNER ASSEMBLY DSS Models Item Description Natural Propane Piezo Ignition Module 45D0077 45D0077 Piezo Switch 45D0078 45D0078 Piezo Wire 00K0632 00K0632 Front Burner 44D0020K 44D0020K Rear Burner 45D0527K 45D0530K Control Valve 14D0467 14D0468 Front Burner Injector...
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Page 24: Troubleshooting
TROUBLESHOOTING Turn appliance OFF and allow to cool before servicing. Only a qualified service person should service and repair the heater. Note: All troubleshooting items are listed in order of operation. REMEDY POSSIBLE CAUSE OBSERVED PROBLEM 1 Replace ignitor. When ignitor button is pressed, 1. - Page 25 TROUBLESHOOTING 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. REMEDY POSSIBLE CAUSE OBSERVED PROBLEM ODS/pilot lights, but flame...
- Page 26 NOTES 46D0550...
- Page 27 NOTES 46D0550...
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Page 28: Warranty
BASIC WARRANTY Monessen Hearth Systems (MHS) warrants the components and materials in your gas appliance to be free from manufacturing and material defects for a period of two years from date of installation. After installation, if any of the components manu- factured by MHS in the appliance are found to be defective in materials or workmanship, MHS will, at its option, replace or repair the defective components at no charge to the original owner.