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Daikin DM80VC Installation Instructions

Daikin DM80VC
52 pages
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Table of Contents
FURNACE STARTUP .......................................................................................................................................................... 26
FURNACE SHUTDOWN ...................................................................................................................................................... 27
GAS SUPPLY PRESSURE MEASUREMENT .............................................................................................................................. 27
GAS MANIFOLD PRESSURE MEASUREMENT AND ADJUSTMENT .................................................................................................. 28
GAS INPUT RATE MEASUREMENT (NATURAL GAS ONLY)........................................................................................................... 30
TEMPERATURE RISE ......................................................................................................................................................... 30
CIRCULATOR BLOWER SPEEDS .......................................................................................................................................... 30
BLOWER HEAT OFF DELAY TIMINGS .................................................................................................................................... 32
C
OMFORTNET™ SYSTEM .......................................................................................................................................................... 32
O
VERVIEW ..................................................................................................................................................................... 32
AIRFLOW CONDIDERATIONS ............................................................................................................................................... 33
FOSSIL FUEL APPLICATIONS .............................................................................................................................................. 33
CTK0* WIRING ............................................................................................................................................................. 33
FOUR-WIRE INDOOR AND OUTDOOR WIRING ....................................................................................................................... 33
TWO-WIRE OUTDOOR, FOUR-WIRE INDOOR WIRING ........................................................................................................... 34
COMFORTNET™ COMPATIBLE FURNACE WITH NON-COMFORTNET COMPATIBLE SINGLE-STAGE AIR CONDITIONER .............................. 34
C
OMFORTNET™ SYSTEM ADVANCED FEATURES ............................................................................................................................. 34
T
HERMOSTAT MENU ......................................................................................................................................................... 34
DIAGNOSTICS .................................................................................................................................................................. 34
NETWORK TROUBLESHOOTING ........................................................................................................................................... 36
SYSTEM TROUBLESHOOTING .............................................................................................................................................. 36
NORMAL SEQUENCE OF OPERATION ............................................................................................................................................ 36
POWER UP .................................................................................................................................................................... 36
HEATING MODE ............................................................................................................................................................... 36
COOLING MODE ............................................................................................................................................................. 38
FAN ONLY MODE ............................................................................................................................................................ 38
OPERATIONAL CHECKS ............................................................................................................................................................. 38
SAFETY CIRCUIT DESCRIPTION ................................................................................................................................................... 38
INTEGRATED CONTROL MODULE ......................................................................................................................................... 39
PRIMARY LIMIT ................................................................................................................................................................ 39
AUXILIARY LIMIT ............................................................................................................................................................. 39
ROLLOUT LIMIT .............................................................................................................................................................. 39
PRESSURE SWITCHES ...................................................................................................................................................... 39
FLAME SENSOR .............................................................................................................................................................. 39
TROUBLESHOOTING ................................................................................................................................................................. 39
ELECTROSTATIC DISCHARGE (ESD) PRECAUTIONS ................................................................................................................. 39
DIAGNOSTIC CHART ......................................................................................................................................................... 39
FAULT RECALL ................................................................................................................................................................ 39
FAULT CLEAR SEQUENCE: ................................................................................................................................................ 39
RESETTING FROM LOCKOUT .............................................................................................................................................. 40
MAINTENANCE ......................................................................................................................................................................... 40
ANNUAL INSPECTION........................................................................................................................................................ 40
FILTERS ........................................................................................................................................................................ 40
FILTER MAINNTENANCE ..................................................................................................................................................... 40
FILTER REMOVAL ............................................................................................................................................................. 40
HORIZONTAL UNIT FILTER REMOVAL .................................................................................................................................... 40
MEDIA AIR FILTER OR ELECTRONIC AIR CLEANER REMOVAL ................................................................................................... 40
BURNERS ...................................................................................................................................................................... 40
INDUCED DRAFT AND CIRCULATOR BLOWERS ....................................................................................................................... 41
FLAME SENSOR (QUALIFIED SERVICER ONLY) ...................................................................................................................... 41
FLUE PASSAGES (QUALIFIED SERVICER ONLY) ..................................................................................................................... 41
BEFORE LEAVING AN INSTALLATION .............................................................................................................................................. 41
REPAIR AND REPLACEMENT PARTS .............................................................................................................................................. 41
TROUBLESHOOTING CHART ................................................................................................................................................ 42 - 46
STATUS CODES ....................................................................................................................................................................... 47
AIR FLOW DATA ...................................................................................................................................................................... 48
DIP SWITCHES ....................................................................................................................................................................... 49
WIRING DIAGRAM DM80VC/DC80VC ............................................................................................................................................ 50

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Daikin DM80VC Specifications

General IconGeneral
BrandDaikin
ModelDM80VC
CategoryFurnace
LanguageEnglish

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