Technical Manuals

Technical Manuals

ACCA is the source of technical expertise in the indoor environment industry. Our technical manuals cover the complete gamut of design, installation and maintenance for residential and light commercial HVAC systems.

ACCA technical manuals are taught by the leading industry schools and vocational programs. Many of our manuals are approved as ANSI standards, and many are referenced inside building codes nationwide.

When using system design software, make sure it is approved by ACCA as compliant with our standards.

ACCA provides free training spreadsheets, known as Speed-Sheets, for use with some of our technical manuals.

ACCA also provides a number of educational opportunities related to our manuals, including an online certificate program in residential design and an online certificate program in light commercial design.

ACCA Technical Manuals

Manual J

Manual J
Residential Load Calculation

This manual gives you the loads for single-family detached homes, small multi-unit structures, condominiums, town houses, and manufactured homes according to the national ANSI-recognized standard. Proper load calculation, as it is defined by this manual, is required by national building codes and by most states and municipalities.

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Manual D

Manual D
Residential Duct Design

Manual D offers ANSI-recognized standards for duct design, giving you all the information you'll need to successfully and properly design a duct system.

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Manual S

Manual S
Residential Equipment Selection

Manual S helps you choose the appropriate heating and cooling equipment for a home based on the local climate and construction specifications. It covers 11 types of heating and cooling equipment and explains how to use the manufacturer's performance data in your planning.

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Manual N

Manual N
Commercial Load Calculation

This manual explains load calculation procedures for new materials, assembly methods, and operational requirements in the commercial construction industry.

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Manual Q

Manual Q
Commercial Duct Design

Manual Q helps you understand low-pressure and low-velocity systems that are used in small- and mid-size commercial buildings.

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Manual CS

Manual CS
Commercial Systems Overview

Manual CS gives you the tools you need to design HVAC systems for small- to mid-size commercial structures.

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Manual B

Manual B
Balancing & Testing Air & Hydronics Systems

Manual B helps technicians understand and complete a TAB project.

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Manual Zr

Manual Zr
Residential Zoning Systems

Manual ZR helps you understand the requirements for zoned HVAC systems in residences from single-family detached structures to large, multi-family, multi-floor buildings.

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Manual RS

Manual RS
Residential Systems Overview

Manual RS shows contractors how to take a residential heating and cooling system from the design stage to installation.

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Manual T

Manual T
Air Distribution Basics

Manual T gives you the air distribution basic knowledge you need to avoid drafts and stagnant air problems.

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Manual H

Manual H
Heat Pump Systems

Manual H gives you a convenient reference manual for heat pump systems installed in residential or small commercial buildings.

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Manual SPS

Manual SPS
Swimming Pools & Spas

Manual SPS gives contractors what they need to design HVAC systems for indoor pools, spas, and fountains with confidence.

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Manual P

Manual P
Psychrometrics

Manual P tells you what you need to know in order to use the psychometric chart to map and calculate heating, cooling, and humidification.

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