Thermo Products CBD1-75N, CHB1-125N, CHB1-75N Iii. General Installation, A. Codes And Clearances

Models: CHB1-50N CBD1-50N CBD1-125N CBD1-100N CBD1-75N CHB1-100N CHB1-75N CHB1-125N

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III. GENERAL INSTALLATION

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

 

#8 x ½ TEK screws for

300208

2

 

mounting 2 x 4 J-box

 

 

 

 

#10-32 x ½ green ground screw

300109

1

 

#10-32 hex nut

300110

1

 

3/16” dia. star washer

300270

1

 

Grounding instructions

MG-966

1

 

Wire nut

300132

2

 

3” stainless steel hose clamp

300276

2

 

J-box wire bushing

350016

1

 

Drain hose grommet

350446

1

 

Spring clamp, 11/16”

300299

3

 

Installation notice

MG-987

1

 

PVC tee assembly, 2 x 3” dia.

320817

1

 

PVC tee assembly, 2” dia.

320819

1

 

Pipe 2” dia. PVC 15”

14401

1

 

Bracket

14406

1

 

Reducer 2” x 3” PVC

320067

1

 

CPVC XPVC adapter

320833

1

 

 

 

 

 

Gas Conversion Kit

AOPS7679/7664

1

 

 

 

 

III. GENERAL INSTALLATION

This furnace is equipped with orifices size for operation with natural gas. For conversion to Propane Gas see instruction in Gas Conversion Section of this manual.

These Category Type IV furnaces are shipped completely assembled and wired (internally). See the Dealer Receiving and Freight Claim Procedure Section of the price guide for parts shortage or damage. The furnace and duct system must be adjusted to obtain a temperature rise of 55°F to 85°F (35°F to 65°F CHB1-75) through the furnace after installation. (See rating label located on side panel inside the furnace vestibule). The installation must conform with local codes, or in the absence of local codes, with the National Fuel Gas Codes (ANSI Z223.1 or latest edition) and with these instructions.

A. CODES AND CLEARANCESManual backgroundManual backgroundManual backgroundManual backgroundManual backgroundManual backgroundManual backgroundManual backgroundManual backgroundManual backgroundManual backgroundManual backgroundManual backgroundManual background: This furnace is not to be used for temporary heating of buildings or structures under construction.

Many of the chemicals used during construction, when burned, form acid bearing condensate that can substantially reduce the life of the heat exchanger.

It is recommended that a commercially available CO alarm be installed in conjunction with any fossil fuel burning appliance. The CO alarm shall be installed according to the alarm manufacturer’s installation instructions and be listed in 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.

A. CODES AND CLEARANCES

The following items must be considered when choosing the size and location of the furnace.

1.All local codes and/or regulations take precedence over the instructions in this manual and should be followed accordingly. In the absence of local codes, installation must conform with these instructions, regulations of the National Fire Protection Association, provisions of National Electrical Code (ANSI/NFPA70 or latest edition), and the National Fuel Gas Code (ANSI Z223.1 or latest edition).

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Thermo Products CBD1-75N, CHB1-125N, CHB1-75N, CHB1-100N, CBD1-100N Iii. General Installation, A. Codes And Clearances