Desa CBT30NT, CBT30PT installation manual Table of Contents

Page 2

WARNING: Improper installation, adjustment, altera- tion, service or maintenance can cause injury or prop- erty damage. Refer to this manual for correct installation and operational procedures. For assistance or addi- tional information consult a qualified installer, service agency or the gas supplier.

WARNING: This is an unvented gas-fired heater. It uses air (oxygen) from the room in which it is installed. Provi- sions for adequate combustion and ventilation air must be provided. Refer to Air for Combustion and Ventilation section on page 5 of this manual.

This appliance may be installed in an aftermarket,* per- manently located, manufactured (mobile) home, where not prohibited by local codes.

This appliance is only for use with the type of gas indi- cated on the rating plate. This appliance is not convert- ible for use with other gases.

* Aftermarket: Completion of sale, not for purpose of resale, from the manufacturer

State of Massachusetts: The installation must be made by a licensed plumber or gas fitter in the Commonwealth of Massachusetts.

Sellers of unvented propane or natural gas-fired supplemental room heaters shall provide to each purchaser a copy of 527 CMR 30 upon sale of the unit.

Vent-free gas products are prohibited for bedroom and bathroom installation in the Common- wealth of Massachusetts.

TABLE OF CONTENTS

Safety Information

3

Service Hints

17

Local Codes

4

Technical Service

17

Product Identification

4

Troubleshooting

18

Unpacking

4

Specifications

22

Product Features

4

Replacement Parts

23

Air For Combustion and Ventilation

5

Service Publications

23

Installation

7

Illustrated Parts Breakdown and Parts List

24

Operating Heater

14

Accessories

26

Inspecting Heater

15

Parts Central

27

Cleaning and Maintenance

16

Warranty Information

Back Cover

2

www.desatech.com

107882-01M

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Contents
What to do if YOU Smell GAS Table of Contents Safety Information Local Codes Product FeaturesSafety Device Ignition SystemFollowing are excerpts from National Fuel AIR for Combustion VentilationProviding Adequate Ventilation Unusually Tight ConstructionDetermining if You Have a Confined or Unconfined Space Determining FRESH-AIR Flow for Heater LocationVentilation AIR Ventilation Air From Inside BuildingCheck GAS Type AIR for Combustion Ventilation InstallationInstallation Items Ventilation Air From OutdoorsLocating Heater Thermostat Sensing BulbRemoving Front Panel Of Heater Installing Heater to WallMounting Bracket Marking Screw LocationsAttaching To Wall Anchor Method Installing Bottom Mounting ScrewsAttaching To Wall Stud Method Placing Heater On Mounting BracketMounting Heater to Floor Optional Connecting to GAS SupplyMounting Base Feet to Floor Where required by local code Mounting Base Feet to HeaterAppliance Apply pipe joint sealant lightly to male NPT Dealer. See Accessories,Be upstream from heater see Figure Clogged heater valvesTest Pressures Equal To or Less Than 1/2 Psig 3.5 kPa Checking GAS ConnectionsTest Pressures In Excess Of 1/2 Psig 3.5 kPa Lighting Instructions For Your Safety Read Before LightingOperating Heater To Turn OFF GAS To Appliance Manual Lighting ProcedureInspecting Heater Thermostat Control OperationODS/PILOT and Burner Soft bristled brush to cleanBurner Flame Pattern Burner Pilot AIR InletTechnical Service Cleaning MaintenanceService Hints When Gas Pressure Is Too LowControl knob is not in pilot position TroubleshootingObserved Problem Possible Cause Remedy Contact local propane/LP gas companyAssembly Goes out when control knob is Control knob not pressedProblem could be caused by Delayed ignition of burners Manifold pressure is too lowSlight smoke or odor during Noise when burner is litWhen heated, vapors from Turn heater off when using Initial operation Processes Hours of operationGas leak. See Warning Specifications Replacement Parts Service PublicationsIllustrated Parts Breakdown Front Panel 107954-01 107955-01 Parts List111435-01 Electronic Ignitor 097159-04 Piezo Ignitor FAN Kits GA3250T AccessoriesEquipment Shutoff Valve GA5010 Floor Mounting KIT GA4550Parts Central Warranty Information Keep this Warranty
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