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Daikin DM80VC User Manual

Daikin DM80VC
82 pages
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Daikin 80%
Communicating
Gas Furnaces
DM80VC, DD80VC
RSD6621001r6
July 2016
This manual is to be used by qualified, professionally trained HVAC technicians only. Daikin does not
assume any responsibility for property damage or personal injury due to improper service procedures
or services performed by an unqualified person.
Service Instructions
TM
Copyright © 2013 - 2014, 2016

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Daikin DM80VC Specifications

General IconGeneral
BrandDaikin
ModelDM80VC
CategoryFurnace
LanguageEnglish

Summary

IMPORTANT INFORMATION

WHAT TO DO IF YOU SMELL GAS

Provides immediate actions and contact information in case of a gas leak.

WARNINGS AND CAUTIONS

Details critical warnings regarding fire, explosion, injury, and death due to improper operation.

CARBON MONOXIDE POISONING HAZARD

Warns about the dangers of carbon monoxide poisoning in enclosed spaces.

OPERATING INSTRUCTIONS

FOR YOUR SAFETY READ BEFORE OPERATING

Emphasizes safety precautions before operating the appliance to prevent fire or explosion.

OPERATING INSTRUCTIONS (Step-by-step)

Provides a step-by-step guide for the proper operation of the furnace.

TO TURN OFF GAS TO APPLIANCE

Details the procedure to safely shut off the gas supply to the furnace.

CONSIGNES DÉ SECURITÉ - LIRE AVANT D'ALLUMER L'APPAREIL

Safety instructions in French to be read before turning on the appliance.

INSTRUCTIONS DE SERVICE (French)

Service instructions in French for operating the furnace.

ARRÊT DU GAZ (French)

Procedure in French to shut off the gas supply to the furnace.

LIRE AVANT DE METTRE EN MARCHE (French)

Safety instructions in French before starting the appliance.

MISE EN MARCHE (French)

Startup procedure in French for the appliance.

POUR COUPER L'ADMISSION DE GAZ DE L'APPAREIL (French)

Procedure in French to shut off gas supply.

PRODUCT DESIGN

SAFETY WARNINGS

General safety warnings and cautions for installation, adjustment, service, and operation.

COMBUSTION AND VENTILATION AIR REQUIREMENTS

Information on supplying adequate combustion and ventilation air for gas-fired appliances.

AIR FOR COMBUSTION AND VENTILATION

Details methods and calculations for providing combustion and ventilation air.

CATEGORY I VENTING (VERTICAL VENTING)

Guidelines for Category I venting of 80% furnaces, including warnings and compatibility.

MASONRY CHIMNEYS

Checklist and procedures for inspecting and using masonry chimneys for venting.

CHIMNEY CONDITION CHECKS

Detailed checks for chimney termination, crown condition, cleanout, and liner condition.

GAS SUPPLY AND PIPING

Covers gas supply requirements, pressure, and piping considerations for safe operation.

PROPANE GAS AND/OR HIGH ALTITUDE INSTALLATIONS

Details conversion requirements for propane gas and high altitude installations.

PROPANE GAS CONVERSION

Explains the process and kits required for converting the furnace to propane gas.

GAS PIPING CONNECTIONS

Guidelines for proper gas piping connections, including materials and safety checks.

PROPANE GAS TANKS AND PIPING

Discusses propane tank sizing, safety, and piping requirements.

ELECTRICAL CONNECTIONS

Details electrical connection requirements, including high voltage warnings and wiring for accessories.

SYSTEM OPERATION

HEATING - ABNORMAL OPERATION

Presents probable causes and fixes for abnormal heating operation issues.

TROUBLESHOOTING CHARTS

Lists diagnostic error codes, their meanings, possible causes, and corrective actions.

TROUBLESHOOTING

PCBKF103 / PCBKF104 / PCBKF105 TROUBLESHOOTING TABLE

Comprehensive table detailing symptoms, codes, causes, and corrective actions for control modules.

DIAGNOSTIC ERROR CODE LIST

A list of diagnostic error codes for PCBKF103/104/105, their descriptions, and associated functions.

SYSTEM OPERATION (ComfortNet System)

SYSTEM TROUBLESHOOTING

Provides troubleshooting steps for network issues using LEDs and the learn button.

COMFORTNET SYSTEM TROUBLESHOOTING

Troubleshooting steps for ComfortNet system issues, including wiring and lockout reset.

POLARIZATION AND PHASING

MAINTENANCE

GAS PRESSURE ADJUSTMENT

Details how to adjust gas pressure regulators for natural gas and propane.

SERVICING

TROUBLESHOOTING GUIDE

A guide correlating symptoms with possible causes, test methods, and remedies.

S-307 CHECKING GAS PRESSURE

Procedures for measuring and adjusting inlet and manifold gas pressures for proper furnace operation.

SCHEMATICS

WIRING DIAGRAMS

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