Vanguard Heating VN12 Inspecting Burner, To Turn OFF GAS to Appliance, Manual Lighting Procedure

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INSPECTING BURNER

TO TURN OFF GAS TO APPLIANCE

Shutting Off Heater

1. Turn control knob clockwise Clockwise to the OFF position.

Shutting Off Burner Only (pilot stays lit)

1. Turn control knob clockwise Clockwise to the PILOT position.

MANUAL LIGHTING PROCEDURE

1.Remove front panel (see Figure 8, page 8).

2.Follow steps 1 through 6 under LIGHTING INSTRUCTIONS, pages 12 and 13.

3.With control knob pressed in, strike match. Hold match to pilot until pilot lights.

4.Keep control knob pressed in for 10 seconds after pilot is lit. After 10 seconds, release control knob.

5.Replace front panel.

Check pilot flame pattern and burner flame pattern often.

PILOT FLAME PATTERN

Figure 16 shows a correct pilot flame pattern. Figure 17 shows an incorrect pilot flame pattern. The incorrect pilot flame is not touching the thermocouple. This will cause the thermocouple to cool. When the thermocouple cools, the heater will shut down.

Pilot Burner

Thermocouple

GOOD PILOT

GRH/OV 009

Figure 16 - Correct Pilot Flame Pattern

Thermocouple

Pilot Burner

 

BAD PILOTGRH/OV 010

Figure 17 - Incorrect Pilot Flame Pattern

If pilot flame pattern is incorrect, as shown in Figure 17

turn heater off (see TO TURN OFF GAS TO APPLIANCE, above)

see TROUBLESHOOTING, pages 17 through 20

Continued

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Contents What to do if YOU Smell GAS OWNER’S Operation and Installation ManualContents Safety Information Safety Information Piezo Ignition System Local Codes Unpacking Product FeaturesSafety Device Product IdentificationInstallation Items Check GAS TypeLocating Heater Marking Screw Locations Installing Heater to WallCeiling FloorFolding Anchor Installing Two Mounting ScrewsPlacing Heater On Mounting Screws Connecting to GAS Supply Checking GAS Connections Pressure Testing GAS Supply Piping SystemManual Shutoff Valve Pressure Testing Heater GAS ConnectionsFor Your Safety Read Before Lighting Operating HeaterLighting Instructions Pilot Burner Patterns To Select Heating LevelPilot Flame Pattern Manual Lighting ProcedureInspecting Burner To Turn OFF GAS to ApplianceCabinet Cleaning and MaintenanceBurner Flame Pattern ODS/PILOT and Burner OrificeObserved Possible Problem Cause Remedy Trouble ShootingCleaning Observed Possible Problem Cause Remedy VN12 Technical ServiceIng statement at TopValve GA5010 Parts Under WarrantyParts Not Under Warranty Manual ShutoffVN6A Parts ListVN12 Illustrated Parts BreakdownLimited Warranty Vanguard VENT-FREE Residential GAS Heaters Warranty Information