Contents
UNVENTED VENT-FREEGAS LOG HEATER
SAFETY INFORMATION
TABLE OF CONTENTS
WARNINGS
Continued
PRODUCT IDENTIFICATION
SAFETY INFORMATION
LOCAL CODES
OPTIONAL REMOTE CONTROL ACCESSORIES
PRODUCT FEATURES
UNPACKING
DETERMINING FRESH-AIRFLOW FOR HEATER LOCATION
AIR FOR COMBUSTION AND VENTILATION
Continued
Confined and Unconfined Space
Ventilation Air From Inside Building
AIR FOR COMBUSTION AND VENTILATION
Continued
Ventilation Air From Outdoors
COMBUSTIBLE MATERIALS
INSTALLATION
MINIMUM FIREPLACE CLEARANCE TO
LOG SIZING REQUIREMENTS
Continued
INSTALLATION
Safe Installation
Minimum Noncombustible Material Clearances
MANTEL CLEARANCES
INSTALLATION
Continued
FLOOR CLEARANCES
Continued
INSTALLATION
Installation Items Needed
Area of Various Standard Round Flues
3.Position heater base assembly in fireplace
INSTALLATION
Continued
Installation Items Needed
INSTALLATION
CONNECTING TO GAS SUPPLY
Continued
Continued
INSTALLATION
Pressure Testing gas Supply Piping system
CHECKING GAS CONNECTIONS
Pressure Testing Heater Gas Connections
INSTALLATION
INSTALLING LOGS
Continued
Figure 21 - Installing Front Log #1
INSTALLATION
INSTALLATION
Figure 22 - Installing Middle Log #2
BEFORE LIGHTING
OPERATING HEATER
THERMOSTAT-CONTROLLEDMODELS FOR YOUR SAFETY READ
LIGHTING INSTRUCTIONS
Shutting Off Heater
OPERATING HEATER
Continued
Shutting Off Burners Only pilot stays lit
Shutting Off Heater
OPERATING HEATER
Continued
Shutting Off Burners Only pilot stays lit
Continued
OPERATING HEATER
2.Make sure equipment shutoff valve is fully open
Shutting Off Heater
OPERATING HEATER
Continued
Shutting Off Burners Only pilot stays lit
Continued
Safety Features
OPERATING HEATER
Manual Mode
PILOT FLAME PATTERN
INSPECTING BURNERS
FRONT BURNER FLAME PATTERN
LOGS
CLEANING AND MAINTENANCE
MAIN BURNER
POSSIBLE CAUSE
TROUBLESHOOTING
OBSERVED PROBLEM
REMEDY
See Wiring Diagram, page
TROUBLESHOOTING
OBSERVED PROBLEM
Maintenance, page
Maintenance, page
TROUBLESHOOTING
OBSERVED PROBLEM
Continued
FOR MASONRY AND FACTORY-BUILTMETAL FIREPLACE
OPTIONAL POSITIONING OF THERMOSTAT SENSING BULB
Thermostat-ControlledModels Only
24 Remote-Ready
SPECIFICATIONS
18 Remote-Ready
30 Remote-Ready
SERVICE HINTS
WIRING DIAGRAM
REPLACEMENT PARTS
TECHNICAL SERVICE
NVS18NV, NVS18PV, NVS24NV, NVS24PV
ILLUSTRATED PARTS BREAKDOWN
VARIABLE MANUALLY-CONTROLLED SPLIT OAK MODELS
NVS30NV AND NVS30PV
PARTS LIST
PARTS LIST
VARIABLE MANUALLY-CONTROLLEDSPLIT OAK MODELS
NVS24NT, NVS24PT, NVS30NT and NVS30PT
ILLUSTRATED PARTS BREAKDOWN
THERMOSTAT-CONTROLLEDMODELS NVS18NT, NVS18PT
ILLUSTRATED PARTS BREAKDOWN
PARTS LIST
PARTS LIST
THERMOSTAT-CONTROLLEDMODELS
NVS18NR, NVS18PR, NVS24NR, NVS24PR
ILLUSTRATED PARTS BREAKDOWN
REMOTE-READYVARIABLE CONTROL MODELS
NVS30NR AND NVS30PR
PARTS LIST
PARTS LIST
REMOTE-READYVARIABLE CONTROL
ACCESSORIES
OWNERS REGISTRATION FORM
TAPE
Postage Required
TAPE
2701 Industrial Drive P.O. Box Bowling Green, KY
Page
LIMITED WARRANTY VENT-FREEGAS LOG HEATERS
NOT A UPC
WARRANTY INFORMATION
Model Serial No Date Purchased