Page 2 - CONTENTS; SOCIAL MEDIA; Do not use any accessory not
2 Installation Instructions and Owner’s Manual Unvented Natural Gas Vent Free Room Heaters CONTENTS WARNINGS ........................................................................ 2SPECIFICATIONS ................................................................ 3PRECAUTIONS ...........................
Page 3 - Operating heater above elevations of 4,500 feet; Carbon Monoxide Poisoning:; Fresh Air for; SPECIFICATIONS
3 Installation Instructions and Owner’s Manual Unvented Natural Gas Vent Free Room Heaters Operating heater above elevations of 4,500 feet could cause pilot/ODS to shutdown heater. DANGER Carbon Monoxide Poisoning: Natural Gas: PRECAUTIONS: Fresh Air for Combustion and Ventilation • stored • WARNING...
Page 4 - Figure 1; To install or replace battery unscrew the ignitor cap; THERMOSTATIC CONTROL; sences of local codes, use the latest edition of National
Installation Instructions and Owner’s Manual Unvented Natural Gas Vent Free Room Heaters Product Features Figure 1 SAFETY DEVICE - IGNITION SYSTEM / BATTERY INSTALLATION (AA Battery included) To install or replace battery unscrew the ignitor cap (red button), insert battery positive (+) terminal up ...
Page 5 - DETERMINING THE TYPE OF HEATER; You must provide additional fresh air. Your options
5 Installation Instructions and Owner’s Manual Unvented Natural Gas Vent Free Room Heaters - DETERMINING THE TYPE OF HEATER LOCATION SPACE: Note: - WARNING: You must provide additional fresh air. Your options are as follows: - - VENTILATION AIRVentilation from Inside Building - - Figure 2. Figure 3....
Page 6 - LOCATING HEATER; • In windy or drafty areas; Ventilation from Outdoors; Vent-free heaters add moisture to; INSTALLATION; Use only; THIS INSTALLATION REQUIRES:
Installation Instructions and Owner’s Manual Unvented Natural Gas Vent Free Room Heaters LOCATING HEATER - - • • • CAUTION: CAUTION: WARNING: • • In windy or drafty areas WARNING: WARNING: - Ventilation from Outdoors - - *IMPORTANT: IMPORTANT: Vent-free heaters add moisture to INSTALLATION WARNING: ...
Page 7 - Figure 4; Maintain minimum clearances shown in; Figure 7
7 Installation Instructions and Owner’s Manual Unvented Natural Gas Vent Free Room Heaters Figure 4 FASTENING HEATER TO WALLMounting Bracket Figure 5 Figure 6 - WARNING: Maintain minimum clearances shown in Figure 7 - Note: A dj oi ni ng W al l 18” Min. SEE CLEARANCE SPECIFICATIONS ON PG. 3 16” (Lg)...
Page 8 - FLOOR MOUNTING AWAY FROM WALL:
Installation Instructions and Owner’s Manual Unvented Natural Gas Vent Free Room Heaters Figure 8. - Figure 9. Figure 10 Horizontal Slots Mounting Bracket mounted to wall - FLOOR MOUNTING AWAY FROM WALL: Figure 11 - CONNECTING TO GAS SUPPLY WARNING: - WARNING: Screw hole Screw hole
Page 9 - Check your gas line pressure before; CHECKING GAS CONNECTIONS
9 Installation Instructions and Owner’s Manual Unvented Natural Gas Vent Free Room Heaters CAUTION: IMPORTANT: Check your gas line pressure before connecting heater to gas line. Gas line pressure must be no greater than 14 inches of water. If gas line pressure is higher, heater regulator damage coul...
Page 10 - Pressure Testing Heater Gas Connections:; Operating Your Heater; ELECTRICAL WIRING DIAGRAM:; If you do not follow these instructions; WHAT TO DO IF YOU SMELL GAS; Do not touch any electrical switch do not use any
Installation Instructions and Owner’s Manual Unvented Natural Gas Vent Free Room Heaters Pressure Testing Heater Gas Connections: - Operating Your Heater To Turn OFF Gas to Appli- ance Figure 13 Figure 14 Equipment Open Closed ELECTRICAL WIRING DIAGRAM: o WARNING: OPERATING YOUR HEATERFOR YOUR SAFET...
Page 11 - LIGHTING INSTRUCTIONS; to the OFF; INSPECTING BURNER; To Turn OFF Gas to Appli-
Installation Instructions and Owner’s Manual Unvented Natural Gas Vent Free Room Heaters LIGHTING INSTRUCTIONS Figure 16. Note: • • THERMOSTAT CONTROL OPERATION • TO TURN OFF GAS TO APPLIANCE to the OFF INSPECTING BURNER PILOT FLAME PATTERN • To Turn OFF Gas to Appli- ance • Ignitor Button Control K...
Page 12 - clean; CLEANING AND MAINTENANCE; Pilot Air Inlet Hole
Installation Instructions and Owner’s Manual Unvented Natural Gas Vent Free Room Heaters • clean Exterior • CLEANING AND MAINTENANCE WARNING: CAUTION: WARNING: • Figure 18 Pilot Air Inlet Hole
Page 13 - TROUBLESHOOTING
Installation Instructions and Owner’s Manual Unvented Natural Gas Vent Free Room Heaters - TROUBLESHOOTING NOTE: WARNING: CAUTION: WARNING: • • • • • IMPORTANT: - -
Page 15 - PARTS LIST AND DIAGRAM
Installation Instructions and Owner’s Manual Unvented Natural Gas Vent Free Room Heaters MODEL: MHVFGH30NGBT / MHVFGH30NGT ITEM P/N PART DESCRIPTION QTY ITEM P/N PART DESCRIPTION QTY 1 80041 Wire Guard 1 15 80081 Thermostat Valve 1 2 80116 Front Panel 1 16 N/A Thermostat Mounting Bracket 1 3 80025 R...
Page 16 - REPLACEMENT PARTS ORDERING INFORMATION:; Accessories may be purchased at any Mr. Heater local dealer or; OPERATING INSTRUCTIONS; READ INSTRUCTIONS CAREFULLY:
Installation Instructions and Owner’s Manual Unvented Natural Gas Vent Free Room Heaters Mr. Heater, Inc. reserves the right to make changes at any time, without notice or obligation, in colors, specifications, accessories, materials and models. WARNING: USE ONLY MANUFACTURER’S REPLACEMENT PARTS. US...