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UNVENTED GAS
CAST IRON STOVE
INSTALLATION AND OPERATING
INSTRUCTIONS
CSVF20SNV CSVF30SNV
CSVF20SPV CSVF30SPV
Natural Gas or
Propane/LPG
Milli-Volt Control
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.
MODELS:
READ AND SAVE THESE INSTRUCTIONS
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.
– Do not store or use gasoline or other flammable
vapors 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 performed by
a qualified installer, service agency or the gas
supplier.
O N
F
O F
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Summary of Contents for Monessen Hearth CSVF20SNV
- Page 1 UNVENTED GAS CAST IRON STOVE INSTALLATION AND OPERATING INSTRUCTIONS MODELS: CSVF20SNV CSVF30SNV CSVF20SPV CSVF30SPV Natural Gas or Propane/LPG Milli-Volt Control 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.
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Page 2: Table Of Contents
CONTENTS Important Safety Information ... 3 Product Features ... 5 Dimensions ... 6 Getting Started ... 7 Product Specifications... 8 Ignition Controls ... 8 Pilot ... 8 Thermal Generator ... 8 General Installation Information ... 9 Codes ... 9 Adequate Combustion and Ventilation Air ... 9 Clearances / Height Requirements ... -
Page 3: Important Safety Information
INSTALLER Please leave these instructions with the owner. 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. • Improper installation or use of the heater can cause serious injury or death from fire, burns, explosion or carbon monoxide poisoning. - Page 4 IMPORTANT SAFETY INFORMATION Continued from page 3 15. 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 pro- vided. See page 8. 16.
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Page 5: Product Features
PRODUCT FEATURES On/Off Switch Handle Optional Remote Receiver Piezo Hi/Lo Knob Off/Pilot/On Door Optional Knob Thermostat Sensor Figure 1 - Cast Iron Stove 58D56002... -
Page 6: Dimensions
DIMENSIONS Figure 2 - Dimensions CSVF20S CSVF30S " 23" " " " " 58D6002... -
Page 7: What You Will Need For Installation
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: • Cast Iron Stove with Burner Assembly • Installation/Operating Instructions • Ceramic Fiber Logs • Touch-up Paint Millivolt controlled heater designed to be operated with optional devices for ON/OFF functions. -
Page 8: Product Specifications
Pilot Regulator: 3.5" w.c. Gas Inlet Pressure: Max. 10 1/2" w. c. Model Number CSVF20SNV(G-EBL-ES-EMB) Milli-Volt CSVF30SNV(G-EBL-ES-EMB) Milli-Volt PROPANE / LPG Note: An external regulator is required to reduce supply pressure to a maximum of 13" w.c. MILLIVOLT PRESSURE Regulator Pressure Setting: 10"... -
Page 9: 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 10 GENERAL INSTALLATION INFORMATION Figure 3 - 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: Consider two connecting rooms with an open area between, with the following dimensions: If there were a door between the two rooms the calculation would be based only on the room with the heater.
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Page 11: Clearances / Height Requirements
The dimensions shown in Figure 4 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. The appliance cannot be installed on a carpet, tile or other combustible material other than wood flooring, the appliance shall be installed on a metal, wood or noncombustible material panel extending full width and depth of the appliance. - Page 12 CLEARANCES / HEIGHT REQUIRMENTS VF20 VF30 Note: Maintain minimum side and back clearances when placing stove in alcove. Figure 5 - Placing Stove in Alcove Tested Minimum Alcove Dimensions Height From Hearth Width 38½" 23" 52" 34" Depth 36" 36" 58D6002...
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Page 13: Removing Unit From Crate
Remove two (2) straps. See Figure 6. Open plastic bag and slide to bottom of unit. See Figure 7. Lift up on ash lip and pivot down to open control door. See Figure 8. Lift up on front. Pivot bottom of front out. Remove front. -
Page 14: 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 15: Checking Gas Pressure
CHECKING GAS PRESSURE 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 to better access the inlet. When tightening up the joint to the valve, hold the valve securely with a wrench to prevent movement. -
Page 16: 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. Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and dangerous operation. Verify proper operation after servicing. -
Page 17: Installing Thermostat Sensor
INSTALLING THERMOSTAT SENSOR (OPTION SOLD SEPARATELY) Lift up on ash lip and pivot down to open control door. Remove the face plate by removing the six (6) screws holding the faceplate in place. This will allow you to pull the faceplate away from the unit about 3"... -
Page 18: Operating Thermostat Sensor
ELECTRICAL WIRING (MILLI-VOLT) Remove adhesive backing from plastic clip. Press clip to bottom of valve. Clip thermo bulb into plastic clip. See Figure 15. Reattach faceplate or reinstall base. Install knob to shaft of t-stat sensor. See Figure 14, page 17. OPERATING THERMOSTAT SENSOR Follow millivolt lighting instructions on lighting plate attached to unit or in homeownerʼs manual. -
Page 19: Log Placement
Before you begin — This unit is supplied with four 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 20: Rock Wool Installation
ROCK WOOL INSTALLATION Break rock wool into dime-sized pieces. Place rock evenly across rock wool tray and front burner as shown in Figure 18. • Rock wool depth must not be more than 1". • Do not place rock wool past the bend in rock wool tray. •... -
Page 21: Checking The Burner Flame
CHECKING BURNER FLAME In normal operation at full rate after 15 minutes, the following flame appearances should be observed: The left and right rear flames should be yellow and extend 1"-2" above middle logs. The yellow flames should not contact the logs. -
Page 22: For Your Safety Read Before Lighting
OPERATING INSTRUCTIONS FOR YOUR SAFETY READ BEFORE LIGHTING 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 24. B. BEFORE OPERATING smell all around the appliance area for gas. Be sure to smell next to the floor because some gas is heavier than air and will settle on the floor. -
Page 23: Milli-Volt Control Lighting 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 24. -
Page 24: Match Lighting Instructions
OPERATING INSTRUCTIONS 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 25: Replacement Parts List
REPLACEMENT PARTS ARE AVAILABLE THROUGH YOUR RETAILER. LOGS Item Description Back Log Bottom Left Log Bottom Right Log Left Top Log Right Top Log 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 26: Replacement Parts
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. 58D6002... - Page 27 REPLACEMENT PARTS ARE AVAILABLE THROUGH YOUR RETAILER. BURNER ASSEMBLY Item Description Piezo Ignition Module Piezo Switch Piezo Wire Front Burner Rear Burner Control Valve Front Burner Injector Rear Burner Injector ODS Pilot Assembly On/Off Control Knob Hi/Lo Control Knob On/Off Switch VF Valve Tube VF Rear Burner Tube VF Front Burner Tube...
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Page 28: Troubleshooting
TROUBLESHOOTING Note: All troubleshooting items are listed in order of operation. OBSERVED PROBLEM When ignitor button is pressed, there is no spark at ODS/pilot. Appliance produces unwanted odors. Appliance shuts off during use. Gas odor even when control knob is in OFF position. When ignitor button is pressed, there is spark at ODS pilot, but no ignition. - Page 29 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. OBSERVED PROBLEM ODS/pilot lights, but flame goes out when control knob is released.
- Page 30 NOTES 58D6002...
- Page 31 NOTES 58D56002...
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Page 32: Warranty
Monessen Hearth Systems warrants its products to be free of defects in material and workmanship and backs each product with a Limited Lifetime Warranty. This warranty is to the original purchaser of a Monessen Hearth Systems product and is not transferable.
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