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Our continuing commitment to quality products may mean a change in specifications without notice.

©

 

2019

 

19001 Kermier Rd., Waller, TX 77484

 www.daikincomfort.com

 

DM92SE

Single Stage Gas Furnaces and Accessories

Service Instructions

 RSD6612014r1

December 2019

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.

 

The material in this manual does not supercede manufacturer's installation and operation instructions.

Cancer and Reproductive Harm

 -

www.P65Warnings.ca.gov

O

NLY

 

PERSONNEL

 

THAT

 

HAVE

 

BEEN

 

TRAINED

 

TO

 

INSTALL

ADJUST

SERVICE

 

OR

 

REPAIR

 (

HEREINAFTER

, “

SERVICE

”) 

THE

 

EQUIPMENT

 

SPECIFIED

 

IN

 

THIS

 

MANUAL

 

SHOULD

 

SERVICE

 

THE

 

EQUIPMENT

. T

HE

 

MANUFACTURER

 

WILL

 

NOT

 

BE

 

RESPONSIBLE

 

FOR

 

ANY

 

INJURY

 

OR

 

PROPERTY

 

DAMAGE

 

ARISING

 

FROM

 

IMPROPER

 

SERVICE

 

OR

 

SERVICE

 

PROCEDURES

.  I

F

 

YOU

 

SERVICE

 

THIS

 

UNIT

YOU

 

ASSUME

 

RESPONSIBILITY

 

FOR

 

ANY

 

INJURY

 

OR

 

PROPERTY

 

DAMAGE

 

WHICH

 

MAY

 

RESULT

.  I

N

 

ADDITION

IN

 

JURISDICTIONS

 

THAT

 

REQUIRE

 

ONE

 

OR

 

MORE

 

LICENSES

 

TO

 

SERVICE

 

THE

 

EQUIPMENT

 

SPECIFIED

 

IN

 

THIS

 

MANUAL

ONLY

 

LICENSED

 

PERSONNEL

 

SHOULD

 

SERVICE

 

THE

 

EQUIPMENT

.  I

MPROPER

 

INSTALLATION

ADJUSTMENT

SERVICING

 

OR

 

REPAIR

 

OF

 

THE

 

EQUIPMENT

 

SPECIFIED

 

IN

 

THIS

 

MANUAL

OR

 

ATTEMPTING

 

TO

 

INSTALL

ADJUST

SERVICE

 

OR

 

REPAIR

 

THE

 

EQUIPMENT

 

SPECIFIED

 

IN

 

THIS

 

MANUAL

 

WITHOUT

 

PROPER

 

TRAINING

 

MAY

 

RESULT

 

IN

 

PRODUCT

 

DAMAGE

PROPERTY

 

DAMAGE

PERSONAL

 

INJURY

 

OR

 

DEATH

.

Summary of Contents for DM92SE

Page 1: ...gov ONLY PERSONNEL THAT HAVE BEEN TRAINED TO INSTALL ADJUST SERVICE OR REPAIR HEREINAFTER SERVICE THE EQUIPMENT SPECIFIED IN THIS MANUAL SHOULD SERVICE THE EQUIPMENT THE MANUFACTURER WILL NOT BE RESP...

Page 2: ...S AND SERVICERS RECOGNIZE SAFETY SYMBOLS WORDS AND LABELS Table of Contents IMPORTANT INFORMATION 2 4 PRODUCT IDENTIFICATION 5 8 INSTALLATION CONSIDERATIONS 9 27 SYSTEM OPERATION 28 ACCESSORIES 29 31...

Page 3: ...ing permanent brain damage or death Advertencia especial para la instalaci n de calentadores manejadoras de aire en reas cerradas como estacionamientos cuartos de servicio B10259 216 El mon xido de ca...

Page 4: ...manuel D Donotusethisapplianceifanyparthasbeenunderwater position 6 Attendrecinq 5 minutespourlaisser echapper tout le WHAT TO DO IF YOU SMELL GAS 5 Push thegascontrol leverto Position OFF ARRET sett...

Page 5: ...Revision D Daikin A InitialRelease B 1st Revision Configuration M Upflow Horizontal Major Revision C Downflow Horizontal A InitialRelease B 1st Revision Nox AFUE N Natural Gas 97 97 AFUE X Low NOx 80...

Page 6: ...2SE0805CN DM92SE1004CN DM92SE1005CN DM92SE1205DN Daikin Brand 92 Single Stage furnace 34 5 tall Upflow Horizontal Installation 1 stage gas valve induced draft Multi speed ECM motor 120 volt nitride ho...

Page 7: ...Cleaner A high efficiency air filtration device designed to remove dirt dust pollen and other microscopic particles from the air passing through it Flexible perfor mance range up to 2 000 CFM capacity...

Page 8: ...rminate outside the structure This kit is NOT intended for use with single pipe indirect vent installations 0170K00001S N A Side Wall Only Concentric Vent Kit This kit is to be used with 2 vent system...

Page 9: ...ols to their containers before touching any ungrounded object Product Application This product is designed for use as a residential home gas furnace It is not designed or certified for use in mobile h...

Page 10: ...ion Air Pipe Termination Locations section in this manual or the installation in structions to determine if the piping system from furnace to termination can be accomplished within the guidelines give...

Page 11: ...om of the confined space In a typical construction the clearance between the door and door frame is usually adequate to satisfy this ventilation requirement Furnace Suspension If suspending the furnac...

Page 12: ...CGA B149 Installation Codes Sections 7 2 7 3 or 7 4 or applicable provisions of the local building codes for determining the combustion air requirements for the appliances Most homes will require out...

Page 13: ...d by one or more openings in doors or floors having a total minimum free area of 2 in 2 1000 Btu hr 4400 mm2 kW of total input rating of all appliances 9 3 3 Outdoor Combustion Air Outdoor combustion...

Page 14: ...stalla tions shall provide an adequate supply of combustion ventilation and dilution air and shall be approved by the authority having jurisdiction 9 3 6 Mechanical CombustionAir Supply Where all comb...

Page 15: ...s recommended Failure to provide proper condensate drainage can result in property damage Leveling Leveling ensures proper condensate drainage from the heat exchanger and induced draft blower For prop...

Page 16: ...combustion to the outdoors as the vent pipe or flue pipe The pipe that supplies air for combustion to the furnace will be referred to as the intake pipe or combustion air pipe A condensing gas furnace...

Page 17: ...ING THE RUBBER ELBOW IS NOT DESIGNED TO SUPPORAT A LOAD WHEN THE RUBBER ELBOW IS MOUNTED EXTERNALLY TO THE FURNACE CABINET EXTREME CARE MUST BE TAKEN TO ADEQUATELY SUPPORT FIELD SUPPLIED VENT FLUE PIP...

Page 18: ...stacles between pipes etc ROOF LINE COMBUSTION AIR INTAKE OPTIONAL Not required for single pipe installation TEE OPTIONAL 96 MAX 3 MIN 12 MIN HEIGHT DIFFERENCE BETWEEN INTAKE AND VENT 12 MIN TO ROOF O...

Page 19: ...t through the side of the building or run vertically and exit through the roof of the building The pipes may be run through an existing unused chimney however they must extend a minimum of 12 inches a...

Page 20: ...rmination kit The termination kit must terminate outside the structure and must be installed per the instructions outlined below for vertical or horizontal termination Vertical termination is preferre...

Page 21: ...horizontally with the left side down there are two options for connecting the vent pipe to the furnace Option 1 Venting may be connected to the furnace vent pipe fitting on the original top now the en...

Page 22: ...gas and the altitude Refer to the National Fuel Gas Code NFPA 54 ANSI Z223 1 and information provided by the gas supplier to determine the proper orifice size A different pressure switch may be requi...

Page 23: ...may damage the gas valve and cause subsequent overfiring resulting in heat exchanger failure Disconnect this unit and shutoff valve from the gas supply piping system before pressure testing the suppl...

Page 24: ...RS AND LIQUIDS IN THE VICINITY OF THIS OR ANY OTHER APPLIANCE WHAT TO DO IF YOU SMELL GAS DO NOT TRY TO LIGHT ANY APPLIANCE DO NOT TOUCH ANY ELECTRICAL SWITCH DO NOT USE ANY PHONE IN YOUR BUILDING IMM...

Page 25: ...the unit rating plate An electrical disconnect must be provided at the furnace location NOTE Line polarity must be observed when making field connections WARNING IN 90 FURNACE UPRIGHT UPFLOW INSTALLAT...

Page 26: ...n the unit and the utility room wall so the blower will not interfere with combustion air or draft The room closet or alcove must not be used as a return air chamber When the furnace is used in connec...

Page 27: ...warm up period deliv ering gas to burners to establish flame 6 The control checks for a signal from the flame sensor within seven 4 seconds after the gas valve is ener gized Gas will only continue to...

Page 28: ...uced draft blower is off it waits until the fault is corrected The diagnostic light code for this problem is 2 flashes The probable cause is either a faulty pressure switch or wiring 4 Pressure Switch...

Page 29: ...nsult the Installation Instructions IO 635 SIDE WALL VENT KIT 0170K00001S This side wall only vent kit 0170K00001S is to be used with 2 vent systems This kit is NOT intended for use with single pipe i...

Page 30: ...ive a brief view of the kit and its application See the section in this manual under Vent Flue and Combustion Air Pipe Terminations for more information or consult the Installation and Operating Instr...

Page 31: ...ACCESSORIES 31 DAIKIN DM92SE Model Furnace Accessories...

Page 32: ...FURN C P3 2 P1 1 P3 8 REVERSING VALVE OUTPUT BREAK FOR ODT FURNACE DEMAND OUTPUT P1 3 R 24VAC K4 HP CALL FOR FURNACE DURING DEFROST W2 Y2 STAT Y2 FURN CALL FOR COMPRESSOR P2 7 P3 6 VDC Y2 O REVERSING...

Page 33: ...gle Stage Furnaces Wire as above for GMH AMH GDH AND GCH hybrid furnaces For installations made prior to 2 1 11 TW I L HER O AT CONN C ON 1 H 1 2ND H 2 1 C L Y1 2ND C L Y2 N U R C N C T nning Contro B...

Page 34: ...is wiring diagram is for reference only Not all wiring is as shown above Refer to the appropriate wiring diagram for the unit being serviced For use only with 80 or 90 Single Stage Furnaces NOTE Not c...

Page 35: ...TER VOLT OHM METER These then should be wired to the furnace accordingly CHECKING FOR PHASING PRIMARY TO SECONDARY OF UNMARKED TRANSFORMERS If meter reads approximately 96 volts the primary to seconda...

Page 36: ...9 947 45 20 40 80 160 400 20 45 90 180 360 900 46 78 157 391 21 43 86 171 343 857 47 19 38 76 153 383 22 41 82 164 327 818 48 75 150 375 23 39 78 157 313 783 49 147 367 24 37 75 150 300 750 50 18 36 7...

Page 37: ...n Control Test Control S 313 Gas Valve or Gas Supply Shut Off Turn Valves to On Position S 317 Faulty Induced Draft Blower Test Induced Draft Motor S 303 Faulty Blower Motor PSC Test Blower Motor PSC...

Page 38: ...ated control module diagnostic LED is flashing ONE 1 flash 1 FLASH Furnace lockout due to an excessive number of ignition retries 3 total 1 Failure to establish flame Cause may be no gas to burners fr...

Page 39: ...blower with correct replacement part Induced draft blower and circulation blower runs continuously No furnace operation Integrated control module diagnostic LED is flashing FIVE 5 flashes 5 FLASHES F...

Page 40: ...l module diagnostic LED is flashing ELEVEN 11 flashes 11 FLASHES Igniter Open Improperly connected igniter Bad igniter Poor unit ground Poor burner ground Check and correct wiring from integrated cont...

Page 41: ...d low firing rates If converted to L P gas check size of all orifices 2 Remove Draft Inducer Check the integrity of the gasket between the inducer and the collector box cover any air leak here will ha...

Page 42: ...ECKING PRIMARY LIMIT CONTROL 45 S 302 CHECKING FLAME ROLLOUT CONTROL 46 S 303 INDUCED DRAFT BLOWER MOTOR 47 S 304 CHECKING GAS VALVE REDUNDANT 47 S 305 CHECKING MAIN BURNERS 48 S 306 CHECKING ORIFICES...

Page 43: ...nsulation of the same gauge or its equivalent CHECKING THERMOSTAT WIRING AND ANTICIPATOR S 3A THERMOSTAT AND WIRING DISCONNECT ALL POWER BEFORE SERVICING WARNING 1 Remove the blower compartment door t...

Page 44: ...check and or replacement of transformer and check and or repair of control circuit reinstall blower compartment door 8 Turn on electrical power and verify proper unit operation S 16A CHECKING AIR CIRC...

Page 45: ...OFF ON ON OFF ON Motor Speed HEAT W T1 T2 T3 T4 DEFAULT SETTING FAN MOTOR SPEED DIP SWITCH SETTING S2 3 S2 4 3 4 3 4 3 4 3 4 Position OFF OFF ON OFF OFF ON ON ON Motor Speed FAN G T1 T2 T4 T1 T2 DEFA...

Page 46: ...y adjusting the circulator blower speed Increase blower speed to reduce temperature rise Decrease blower speed to increase temperature rise Refer to Circulator Blower Speed section in the Product Desi...

Page 47: ...AVOID POSSIBLE FIRE ONLY RESET THE AUXILIARY LIMIT CONTROL ONCE IF IT SHOULD OPEN A SECOND TIME A QUALIFIED SERVICER MUST DETERMINE WHY THE AUXILIARY LIMIT OPENED BEFORE RESETTING AGAIN To aid in ide...

Page 48: ...TO DO SO MAY CAUSE PROPERTY DAMAGE PERSONAL INJURY OR DEATH 1 Remove burner compartment door to gain access to the induced draft blower motor 2 Disconnect the motor wire leads from its connection poin...

Page 49: ...icult to adjust the flame properly WARNING DISCONNECT ALL GAS AND ELECTRICAL POWER SUPPLY 1 Check orifice visually for distortion and or burrs 2 Check orifice size with orifice sizing drills 3 If resi...

Page 50: ...NT UNRELIABLE OPERATION OR EQUIPMENT DAMAGE THE GAS MANIFOLD PRESSURE MUST BE AS SPECIFIED ON THE UNIT RATING PLATE ONLY MINOR ADJUSTMENTS SHOULD BE MADE BY ADJUSTING THE GAS VALVE PRESSURE REGULATOR...

Page 51: ...system j Remove the manometer hose from the hose barb fitting or outlet pressure boss k Remove the 1 8 NPT hose barb fitting from the outlet pressure tap Replace the outlet pressure boss plug and sea...

Page 52: ...altitude kit for your furnace S 312 CHECKING FOR DELAYED IGNITION Delayed ignition is a delay in lighting a combustible mixture of gas and air which has accumulated in the combustion chamber Furnace d...

Page 53: ...AMAGE PERSONAL INJURY OR DEATH 1 Connect a micro amp meter in series with this wire and the sensor terminal 2 Be sure the positive side of the meter is to the sensor depending on the model and the neg...

Page 54: ...erformance Maintenance Improper filter maintenance is the most common cause of inadequate heating or cooling performance Filters should be cleaned permanent or replaced disposable every two months or...

Page 55: ...e essential in solving abnormal problems however in many instances they may be rented from local sources Proper equipment promotes faster more efficient service and accurate repairs resulting in fewer...

Page 56: ...U per cubic foot gas and with proper inlet pressures and correct piping size full capacity will be obtained With propane gas no unit gas valve regulator is used however the second stage supply line pr...

Page 57: ...Y LIMIT AUTO RESET BL PU MANUAL RESET ROLLOUT LIMIT CONTROL S RD OR PK BK WH WH BLOWER INDUCED DRAFT AUXILIARY LIMIT CONTROLS C FS LIMIT CONTROLS AUXILIARY IGNITER HOT SURFACE IND IGN BLWR CIRCULATOR...

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