Vanguard Flame-Max VYS18N Vintage Oak 18″ Manually Controlled Unvented Natural Gas Log Heater Owner’s Manual
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Vanguard Flame-Max VYS18N Vintage Oak 18″ Variable Manually Controlled Unvented (Vent-Free) Natural Gas Log Heater Owner’s Operation And Installation Manual
This is an unvented (Vent-Free) gas-fired heater. FLAME-MAX(R) Vintage Oak Log Design. 18″ Variable Manually-Controlled Model.
Refer to this manual for correct installation and operational procedures. Save this manual for future reference.
TABLE OF CONTENTS:
– Safety Information
– Product Identification
– Local Codes
– Product Features
– Air For Combustion And Ventilation: Providing Adequate Ventilation (Unusually Tight Construction. Confined and Unconfined Space.); Determining Fresh-Air Flow For Heater Location (Determining if You Have a Confined or Unconfined Space); Ventilation Air (Ventilation Air From Inside Building. Ventilation Air From Outdoors.)
– Installation: Check Gas Type. Installation And Clearances (Vent-Free Operation Only). Minimum Wall and Ceiling Clearances. Minimum Noncombustible Material Clearances (If Not Using Mantel, If Using Mantel). Mantel Clearances (Determining Minimum Mantel Clearance, Determining Minimum Mantel Clearance When Using a Hood). Floor Clearances. Installing Damper Clamp Accessory For Vented Operation. Installing Heater Base Assembly. Installation Items Needed. Connecting To Gas Supply. Checking Gas Connections. Pressure Testing Gas Supply Piping System. Installing Logs.
– Operating Heater (Manually-Controlled Models). Lighting Instructions. Variable Control Operation. To Turn Off Gas To Appliance. Manual Lighting Procedure.
– Operating Heater (Thermostatically-Controlled Models). Lighting Instructions. Thermostat Control Operation. To Turn Off Gas To Appliance. Manual Lighting Procedure.
– Inspecting Burners. Pilot Flame Pattern. Burner Primary Air Holes. Main Burner.
– Optional Positioning Of Thermostat Sensing Bulb (For Masonry And Factory-Built Metal Fireplace).
– Cleaning And Maintenance: Cleaning Burner Injector Holder And Pilot Air Inlet Hole. Logs. Main Burner.
– Replacement Parts
– Illustrated Parts Breakdown
– Parts List
– Service Hints
– Technical Service
TROUBLESHOOTING (Observed Problem / Possible Cause / Remedy):
– When ignitor button is pressed, there is no spark at ODS/pilot
– When ignitor button is pressed, there is spark at ODS/pilot but no ignition
– ODS/pilot lights but flame goes out when control knob is released
– Burner does not light after ODS/pilot is lit
– Delayed ignition burner
– Burner backfiring during combustion
– Slight smoke or odor during initial operation
– Heater produces a whistling noise when burner is lit
– Moisture/condensation noticed on windows
– Dark residue on logs or inside of fireplace
– White powder residue forming within burner box or on adjacent walls or furniture
– Heater produces a clicking/ticking noise just after burner is lit or shut off
– Heater produces unwanted odors
– Heater shuts off in use (ODS operates)
– Gas odor even when control knob is in OFF position
– Gas odor during combustion