To Select Heating Level | Desa CGN30C, CGN18R guide

OPERATING HEATER

Continued

TO SELECT HEATING LEVEL

WARNING

When running heater, set control knob at LOW, MEDIUM, or HIGH locked positions. Never set control knob between locked positions. Poor combustion and higher levels of carbon monoxide may result.

CAUTION

Do not try to adjust heating levels by using the manual shut- off valve.

1.Slightly press in control knob and turn counterclockwise C-clockwiseto the

LOW, MEDIUM, or HIGH positions.

IMPORTANT: Release downward pressure while turning control knob. Control knob will lock at the desired position.

Control

KnobCGN18R

OFF

PILOT

IGN

LOW

OFF

PILOT

IGN

MED

OFF

PILOT

IGN

CGN30C

LOW

MED

HIGH

HIGH

OFF

OFF

BURNER PATTERNS-VANGUARD NON T-STAT PLAQUE MODELS

GRH/OV 023A

Figure 17 - Burner Patterns

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Desa CGN30C, CGN18R installation manual To Select Heating Level

Contents

What to do if YOU Smell GAS OWNER’S Operation and Installation Manual Safety Information Contents Safety Information Safety Device Local Codes Unpacking Product FeaturesPiezo Ignition System Producing Adequate Ventilation Fresh AIR ForCombustion Ventilation Determining FRESH-AIR Flow for Heater Location Fresh AIRDetermining if You Have a Confined or Unconfined Space Ventilation AIR Fresh AIR for Combustion and VentilationVentilation Air From Inside Building Ventilation Air From Outdoors Ventilation AIR Locating Heater Installing To WallInstallation Items Check GAS Type Installing to Wall Methods For Attaching Mounting Bracket To Wall Installing Heater to WallMounting Bracket Removing Front Panel Of Heater Attaching Mounting Bracket To Wall Marking Screw Locations Placing Heater On Mounting Bracket Installing Bottom Mounting Screws CGN30C Connecting to GAS Supply Servicing. Correct all leaks at once Pressure Testing GAS Supply Piping SystemChecking GAS Connections Checking Pressure Testing Heater GAS Connections What to do if YOU Smell GAS Heater Pilot Operating Heater To Select Heating Level Shutting Off Burner Only pilot stays lit Operating Heater Inspecting BurnerPilot Flame Pattern Shutting Off Heater GRH/OV 019A ODS/PILOT and Burner Orifice CleaningMaintenance Trouble Shooting TROUBLE- Shooting See Cleaning See Cleaning and Main Technical Service Hints Replacement PartsParts Under Warranty Parts Not Under Warranty Model CGN18R GA4000B Model CGN30C GA4010B AccessoriesCentrals FAN KIT GA3100 GA2100A Model CGN18R Illustrated Parts Breakdown KEY Part Number Description QTY Parts List Model CGN30C Parts List Keep this Warranty Warranty Information