Direct Vent Gas Fireplace Installation Manual

The Direct Vent Gas Fireplace is a high-efficiency heating appliance designed for safe, reliable operation with sealed combustion system that draws outside air for combustion and vents exhaust directly outside. This manual covers safety requirements, installation procedures, operation guidelines, maintenance, and troubleshooting for proper setup and use. Below are key sections for installation, operation, and maintenance.

1. Safety Precautions 2. Installation Requirements 3. Venting System Installation 4. Gas Line Connection 5. Electrical Wiring 6. Fireplace Operation 7. Control System 8. Maintenance & Cleaning 9. Troubleshooting 10. Specifications 11. Warranty Information

Safety Precautions

Critical safety information for installation and operation.

Warning	Description
Carbon Monoxide Hazard	Ensure proper ventilation; install CO detector in room
Fire Hazard	Maintain clearances to combustibles as specified
Gas Leak Risk	Check all connections with soap solution; no open flames
Electrical Shock	Disconnect power before servicing electrical components
Hot Surface	Glass and surfaces become extremely hot during operation
Professional Installation	Must be installed by qualified technician only

Installation Requirements

Pre-installation planning and site preparation.

Location: Select location with proper clearances to combustibles (minimum 6 inches sides, 12 inches top).
Floor Protection: Non-combustible hearth extension required if specified.
Venting Path: Plan direct vent route through wall or roof.
Gas Supply: Ensure adequate gas pressure and volume.
Electrical: 120V AC outlet within 6 feet for power supply.

WARNING! Failure to maintain proper clearances may cause fire hazard. Consult local building codes.

Venting System Installation

Installing direct vent system components.

Assemble vent pipes: Connect inner and outer pipes per manufacturer instructions.
Wall termination: Install termination cap with proper clearance from windows and doors.
Roof installation: Use flashing and storm collar for water protection.
Secure connections: Use screws at all joints; ensure airtight seals.
Test venting: Verify proper draft before final assembly.

CAUTION! Vent pipes must slope upward toward termination for proper condensation drainage.

Gas Line Connection

Connecting natural gas or propane supply.

Gas Type: Verify appliance is configured for natural gas or propane.
Pipe Size: Use minimum 1/2" black iron pipe for runs under 30 feet.
Shut-off Valve: Install manual shut-off valve within 6 feet of unit.
Pressure Test: Test at 14" WC for natural gas, 11" WC for propane.
Leak Check: Use soap solution on all connections; no bubbles should form.

Electrical Wiring

Power and control system connections.

Main Power: 120V AC, 60Hz, 3-prong grounded outlet required.

Wall Switch: Optional wall switch connection using low voltage wires.

Thermostat: Compatible with millivolt thermostats; follow wiring diagram.

Remote Control: Battery-operated remote available as accessory.

Fireplace Operation

Starting and operating the fireplace.

Initial startup: Turn gas valve to ON position.
Pilot lighting: Follow lighting instructions on control panel.
Main burner: Turn control knob to ON position after pilot is established.
Flame adjustment: Use control knob to set desired flame height.
Shutdown: Turn control knob to OFF position; wait for cool down.

Tip: Allow unit to cool completely before servicing or cleaning.

Control System

Operating controls and settings.

Control	Function
Main Control Knob	Pilot/On/Off settings; flame adjustment
Pilot Button	Spark ignition for pilot light
Wall Switch	Remote On/Off control
Thermostat	Temperature-based automatic operation
Remote Control	Wireless operation with battery power

Maintenance & Cleaning

Regular maintenance schedule and cleaning procedures.

Glass cleaning: Use non-ammonia glass cleaner when cool; clean annually.
Burner cleaning: Remove dust and debris from burner ports seasonally.
Vent inspection: Check vent termination for obstructions biannually.
Logs: Handle carefully; reposition if disturbed during cleaning.
Professional service: Annual inspection by qualified technician recommended.

WARNING! Always turn off gas and electrical power before performing maintenance.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Pilot won't light	Gas supply off/air in line	Ensure gas valve on; purge air from line; check thermocouple
Burner won't ignite	Pilot out/thermopile weak	Relight pilot; check thermopile voltage (minimum 325mV)
Yellow flames	Air shutter adjustment	Adjust primary air shutter for blue flames
Draft problems	Vent obstruction	Check termination cap; clear debris
Glass sooting	Improper combustion	Verify gas pressure; adjust air shutter

Specifications

Fuel Type: Natural Gas or Propane
BTU Input: 25,000-40,000 BTU/hr
Efficiency: 70-85% AFUE
Venting: Direct Vent, 4" co-axial
Electrical: 120V AC, 60Hz, 2A
Dimensions: 36" W x 24" H x 18" D
Weight: 150 lbs
Clearances: 6" sides, 12" top, 0" front with glass

Warranty Information

Limited lifetime warranty on heat exchanger; 5 years on glass and parts; 1 year labor. Warranty valid only when installed by certified professional. Register product within 30 days of installation. For service, contact authorized service center or call 1-800-555-FIRE.