Thermo Products CMA2-75N Combustible Material.” Combustible Material, Non-Combustiblematerial

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All installations and services must be performed by qualified service personnel.

accordance with the latest edition of the UL Standard for Single and Multiple Station Carbon Monoxide Alarms, UL 2034, or the CSA International Standard, Residential Carbon Monoxide Alarming Devises, CSA 6.19.

5.The installer shall be familiar with and comply with all codes and regulations applicable to the installation of these heating appliances and related equipment. In lieu of local codes, the installation shall be in accordance with the current provisions of one or more of the following standards.

a.Federal Manufactured Home Constructions & Safety Standard (H.U.D. Total 24, Part 280.)

b.American National Standard (ANSI-119.2/NFPA-501C) for all recreational vehicle installations.

c.American National Standard (ANSI-Z223.1/NFPA-54) for all gas-fired furnaces.

d.American National Standard (ANSI-C1/NFPA-70 Electric Code for all electrical field wiring.

e.These gas-fired units have been investigated under standards ANSI Z 21.47 CAN/CGA Z223-2001 Central Furnace test standards.

f.These gas-fired units have been listed by ETL “For installation as central furnace special type for single story dwelling.”

: The area around the furnace must be kept free and clear of combustible materials, especially papers and rags.

: This furnace is not to be used as a construction heater.

Listed below are definitions of “ COMBUSTIBLE MATERIAL” and “NON-

COMBUSTIBLE MATERIAL.”

COMBUSTIBLE MATERIAL:

Material made of or surfaced with wood, compressed paper, plant fibers, plastics or other material that will ignite.

NON-COMBUSTIBLE MATERIAL:

Material that will not ignite and burn. Such materials consist entirely of steel, iron, brick, tile, concrete, slate, glass or a plaster combination thereof.

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Contents GAS FIRED HIGH EFFICIENCY FURNACE INSTALLATION AND SERVICE MANUALFOR YOUR SAFETY DOWN FLOW & DIRECT VENT SEALED COMBUSTIONTABLE OF CONTENTS SECTIONI. SAFETY INFORMATION Page Page The vent and air intake elbows must be kept away from bushes, shrubs or any vegetation that may restrict the flow of flue products. It must also be kept clear of any leaves, weeds or other combustible materials. Keep the vent hood clear of snow. Avoid locating the terminals in areas where standing water or condensate drippage may be a problem 1.A windows be opened MODEL II. FURNACE SPECIFICATIONS - CMA SERIESDIMENSIONS GAS SUPPLY PRESSUREINSTALLATION PARTS PACKAGE COMBUSTIBLE MATERIAL.” COMBUSTIBLE MATERIAL NON-COMBUSTIBLEMATERIALMODELS CMA IV. GENERAL INSTALLATION A.FURNACE LOCATIONTable Coil Cabinet Combustible Floor Base Model: 70-BASE Figure 1AFigure 1B Cottage Base Model: 01COT-BASE Figure 1C 1. Combustible Floor Base Model: 70 BASE B. BASE INSTALLATIONFigure Figure 2. Cottage Base Model: 01COT BASE C. ALCOVE INSTALLATIONFigure D. CLOSET INSTALLATION FigureE. FUEL PIPING F.GENERAL VENTING REQUIREMENTS MAXIMUM VENT LENGTH TableFigure 6. CMA*-75SHOWN H. Direct Venting Through a Sidewall 1. Vent And Combustion Air Pipes2. Exhaust Vent Termination Elbow Sidewall Venting Page 4. Vent Terminal Location Guidelines Terminations 5.Secure plate to roof Figure FigureFigure K.CONDENSATE DRAIN LINE AND TRAP ASSEMBLY 3.Connection Of Room Thermostat Wires Figure L.ELECTRICAL WIRING2.Connection Of Power Supply Wires 1. Electrical Branch Supply CircuitElectrical Wire Diameter AWG 24 22 20 18 4. BLOWER MOTOR SPEED WIRING Figure Static CMA1-50Speed Tap \ PressureStatic CMA2-75Speed Tap \ Pressure5. FIELD WIRING AND REPLACING WIRING V.STARTING THE UNIT A. SEQUENCE OF OPERATIONS MAIN BURNER OPERATION CALL FOR HEAT SATISFIED B.INITIAL START UP OPERATING INSTRUCTIONSC.ADJUSTMENT OF BTU INPUT RATE GAS PRESSURE CHART FOR CMA* MODEL FURNACES D.BURNER ADJUSTMENTE.SETTING TEMPERATURE RISE FigureF.FURNACE CHECKOUT PROCEDURE VI. INSTALLERS INSTRUCTIONS TO USER VII. DEALER MAINTENANCEA.ELECTRICAL 2.CONDENSATE LINE/TRAP ASSEMBLY4. INDUCER BLOWER ASSEMBLY B.GENERAL INSPECTIONC.HEAT EXCHANGER 1.CLEANING THE COIL AIR SIDE5. GASKETS/SEALING MATERIALS D.HOUSE AIR BLOWERVIII. TROUBLESHOOTING FILTER MAINTENANCE PROCEDUREFILTER REPLACEMENT DIAGNOSTIC FEATURESThe LED will also flash once at power-up TROUBLESHOOTING GUIDE AT THE INTEGRATED CONTROL? Yes AFTER GAS VALVE OPENS, DO THE BURNERS IGNITE? DOES SYSTEM RUN UNTIL THERMOSTAT IS SATISFIED? IF LED LIGHT FLASHES APPENDIX – A REPLACEMENT PARTS Page APPENDIX – B WIRING DIAGRAM